BẢNG TRA MÃ LỖI PHOTO MÀU RICOH MP C6000/6501
AT VIỆT NAM - NHẬP KHẨU PHÂN PHỐI BÁN BUÔN BÁN SỈ VẬT TƯ LINH KIỆN MÁY PHOTOCOPY - HÀNG ĐẦU VIỆT NAM
BẢNG TRA MÃ LỖI PHOTO MÀU RICOH MP C6000/6501
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BÁN SỈ, BÁN BUÔN-KHÔNG BÁN LẺ
Tóm Tắt : BẢNG TRA MÃ LỖI PHOTO MÀU RICOH MP C6000/6501
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Công ty CP Thiết Bị Văn Phòng AT Việt Nam

Code NGUYÊN NHÂN KHẮC PHỤC
SC101 Exposure lamp error
The white level peak did not reach the prescribed threshold when the white plate was scanned.
• Dirty optics • Dirty white plate • Exposure lamp defective • Exposure lamp does not turn on • Lamp stabilizer defective • High voltage line leak • SIB defective • SBU defective
SC120 Scanner home position error 1
The scanner home position sensor did not detect the home position (did not go OFF) after the scanner moved forward 20 mm..
• Scanner motor defective • Scanner HP sensor defective • Harness between scanner motor and SIOB disconnected or broken. • SIOB defective
SC121 Scanner home position error 2
The scanner home position sensor did not go ON after the scanner moved forward 6 mm and the feeler entered the HP sensor.
• Scanner motor harness loose, broken, defective • Scanner motor defective • Scanner HP sensor disconnected, defective • SIOB defective
SC141 Black level detection error
During AGC the value for black level was not within ±3 of the prescribed value.
• SBU defective • Harness defective • Check harnesses between SBU and IPU • IPU defective • VBCU defective
SC142 White level detection error
During AGC the value for white level was not within -7 of the prescribed value.
• Exposure lamp defective • Harness disconnected, damaged • Dirty exposure glass, optics • Scanner motor, drive assembly defective • SBU board defective
SC143 SBU Auto Adjust Error
At power on the automatic white level adjustment failed.
• Clean the white plate • Clean the optics and lenses • Check the connectors between the SBU and IPU. • Replace the SBU • Replace the IPU • Replace the VBCU • Replace the exposure lamp
SC144 SBU communication error
When the machine is switched on, or when the machine returns to full operation from the energy save mode, the machine can not access the SBU register, or the SBU register values are abnormal. Note: The ASIC IDs read during automatic adjustment of the SBU can be displayed with SP4600.
• SBU harness loose, disconnected, defective • SBU board defective • VBCU defective
SC161 IPU error
Communication error between IPU, SBU, and VBCU.
• Check harness connections between SBU and IPU/VBCU • IPU defective • VBCU defective
SC165 Illegal Copy Prevention Error
An abnormality was detected with the ICIB board at power on.
• ICIB connected incorrectly • ICIB defective
SC180 Scanner fan lock The fan motor next to the SIOB did not switch on within 10 sec. after the CPU issued the ON signal. • Fan defective • Foreign object interfering with operation of fan • Motor harness loose, disconnected, or broken • SIOB defective
SC181 Scanner Fan Error: Lamp Stabilizer
The exposure lamp regulator fan is not rotating.
• Check the fan connections • Fan defective • Check SBU connection • Check SIOB connection • SBU defective • SIOB defective
SC182 Scanner Fan Error: Right Side
The fan located on the right side of the exposure unit is not rotating.
• Check the fan connections • Fan defective • Check SBU connection • Check SIOB connection • SBU defective • SIOB defective
SC195 Machine serial number error
The number registered for the machine serial number does not match.
• Confirm the correct serial number of the machine in the specifications • Important: When SC195 occurs, the serial number must be input. Please contact your technical supervisor.
SC202 Polygon motor error: ON timeout
The polygon mirror motor does not reach the targeted operating speed within the prescribed time
• Harness to polygon motor drive board disconnected, defective • Polygon motor defective • Polygon motor drive board defective • Polygon motor defective.
SC203 Polygon motor error: OFF timeout
The polygon mirror motor does leave the READY status within 3 seconds after the polygon motor switches off.
• Harness to polygon motor driver board disconnected, defective • Polygon motor defective • Polygon motor driver board defective • Polygon motor defective.
Code Description Causes
SC204 Polygon motor error: XSCRDY signal error
The polygon motor stopped operating while the LD unit was firing.
• Harness to polygon motor driver board disconnected, defective • Polygon motor defective • Polygon motor driver board defective
SC210 Laser beam detection error: K (Black)
The laser synchronization sensor failed to detect the beginning and end of the laser beam flash for the designated color onto the polygon mirror while the mirror is rotating at the prescribed number of revolutions.
• Laser synchronization detector sensor connection loose, not connected • Laser synchronization detector sensor defective • LD unit defective • IPU defective • VBCU defective
SC211 Laser beam detection error: Y (Yellow)
The laser synchronization sensor failed to detect the beginning and end of the laser beam flash for the designated color onto the polygon mirror while the mirror is rotating at the prescribed number of revolutions.
• Laser synchronization detector sensor connection loose, not connected • Laser synchronization detector sensor defective • LD unit defective • IPU defective • VBCU defective
SC212 Laser beam detection error: M (Magenta)
The laser synchronization sensor failed to detect the beginning and end of the laser beam flash for the designated color onto the polygon mirror while the mirror is rotating at the prescribed number of revolutions.
• Laser synchronization detector sensor connection loose, not connected • Laser synchronization detector sensor defective • LD unit defective • IPU defective • VBCU defective
SC213 Laser beam detection error: C (Cyan)
The laser synchronization sensor failed to detect the beginning and end of the laser beam flash for the designated color onto the polygon mirror while the mirror is rotating at the prescribed number of revolutions.
• Laser synchronization detector sensor connection loose, not connected • Laser synchronization detector sensor defective • LD unit defective • IPU defective • VBCU defective
SC220 Laser Synchronization Detector Error: K Leading Edge: LD0
While the polygon motor is rotating normally, no synchronizing detection signal is output for LD0 black, or leading edge, even after the laser diode has been firing for 2 sec.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC221 Laser Synchronization Detector Error: K Leading Edge (Not LD0)
While the polygon motor is rotating normally, no synchronizing detection signal is output for black, leading edge for any LD other than LD0.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC222 Laser Synchronization Detector Error: Y Leading Edge: LD0
While the polygon motor is rotating normally, no synchronizing detection signal is output for LD0 yellow, leading edge.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC223 Laser Synchronization Detector Error: Y Leading Edge (Not LD0)
While the polygon motor is rotating normally, no synchronizing detection signal is output for yellow, leading edge for any LD other than LD0.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC224 Laser Synchronization Detector Error: M Leading Edge: LD0
While the polygon motor is rotating normally, no synchronizing detection signal is output for LD0 magenta, leading edge.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC225 Laser Synchronization Detector Error: M Leading Edge (Not LD0)
While the polygon motor is rotating normally, no synchronizing detection signal is output for magenta, leading edge for any LD other than LD0.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC226 Laser Synchronization Detector Error: C Leading Edge: LD0
While the polygon motor is rotating normally, no synchronizing detection signal is output for LD0 cyan, leading edge.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC227 Laser Synchronization Detector Error: C Leading Edge (Not LD0)
While the polygon motor is rotating normally, no synchronizing detection signal is output for cyan, leading edgefor any LD other than LD0.
• Harness between the laser synchronizing detector and I/F unit is disconnected, defective • Check all connections between LD unit, LDB, IPU • LD unit • LDB defective • IPU defective
SC230 FGATE error: Feedback remains HIGH for K write
After the start of timing to create the black image, the PFGATE register of the GAVD did not assert
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC231 FGATE error: Feedback remains LOW for K write
After the start of timing to create the black image, the PFGATE register of the GAVD did not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
Code Description Causes
SC232 FGATE error: Feedback remains HIGH for Y write
After the start of timing to create the yellow image, the PFGATE register of the GAVD did not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC233 FGATE error: Feedback remains LOW for Y write
After the start of timing to create the yellow image, the PFGATE register of the GAVD did not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC234 FGATE error 1: Feedback remains HIGH for M write
After the start of timing to create the magenta image, the PFGATE register of the GAVD did not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC235 FGATE error: Feedback remains LOW for M write
After the start of timing to create the magenta image, the PFGATE register of the GAVD does not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC236 FGATE error 1: Feedback remains HIGH for C write
After the start of timing to create the cyan image, the PFGATE register of the GAVD did not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC237 FGATE error: Feedback remains LOW for C write
After the start of timing to create the cyan image, the PFGATE register of the GAVD does not assert.
• Harness between the VBCU and LDB unit disconnected, loose, or defective. • LD unit defective • IPU defective • Controller board disconnected, defective • HDD defective
SC240 LD error: K
An error occurred at the LD error terminal of the K, Y, M, or C LD driver after initialization of the LD because the power to the LD was higher or lower than the prescribed limit.
• LD defective due to wear, damage, short circuit • LDB harness disconnected, loose or defective
SC241 LD error: Y
An error occurred at the LD error terminal of the K, Y, M, or C LD driver after initialization of the LD because the power to the LD was higher or lower than the prescribed limit.
• LD defective due to wear, damage, short circuit • LDB harness disconnected, loose or defective
SC242 LD error: M
An error occurred at the LD error terminal of the K, Y, M, or C LD driver after initialization of the LD because the power to the LD was higher or lower than the prescribed limit.
• LD defective due to wear, damage, short circuit • LDB harness disconnected, loose or defective
SC243 LD error: C
An error occurred at the LD error terminal of the K, Y, M, or C LD driver after initialization of the LD because the power to the LD was higher or lower than the prescribed limit.
• LD defective due to wear, damage, short circuit • LDB harness disconnected, loose or defective
SC268 Optical unit sensor error
At power on, one of the two temperature sensors in the optics unit detected a temperature lower than -10°C. -or- It detected a temperature higher than 80°C.
• Thermistor disconnected (causes extremely low temperature reading) • Thermistor damaged and short circuited (causes extremely high temperature reading) • VBCU defective
SC270 Skew Control Upper Lower Limit: Y
The pulse total for Yellow skew control is not within the prescribed range.
• ITB not installed correctly. • ITB defective • Optical unit installed incorrectly • Optical unit defective
SC271 Skew Control Upper Lower Limit: M
The pulse total for Magenta skew control is not within the prescribed range.
• ITB not installed correctly. • ITB defective • Optical unit installed incorrectly • Optical unit defective
SC272 Skew Control Upper Lower Limit: C
The pulse total for Cyan skew control is not within the prescribed range.
• ITB not installed correctly. • ITB defective • Optical unit installed incorrectly • Optical unit defective
SC285 MUSIC Continuous Failure
The MUSIC adjustment failed after four attempts.
• Fusing belt installed incorrectly • Fusing belt surface scoured, scratched • MUSIC sensors dirty, defective
Code Description Causes
SC300 Drum charge corona wire error: K
The output of the charge corona wire of the black PCU is abnormal.
• CGB power pack connection loose, broken defective • Check CGB power pack connection to BCU • CGB power pack defective • BCU defective • Replace OPC drum
SC301 AC charge output error: M
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the AC charge for M, C, Y.
• Disconnect the high voltage cable from Terminal C of the multiple high-voltage supply board. • Attach a voltmeter to the terminal. • If there is no output from the terminal, replace the high voltage power supply. -or- • If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the high-voltage harness for defects and replace it if necessary. • Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. • If there is no charge PWM signal, replace the harness and/or VBCU.
SC302 AC charge output error: C
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the AC charge for M, C, Y.
• Disconnect the high voltage cable from Terminal C of the multiple high-voltage supply board. • Attach a voltmeter to the terminal. • If there is no output from the terminal, replace the high voltage power supply. -or- • If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the high-voltage harness for defects and replace it if necessary. • Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. • If there is no charge PWM signal, replace the harness and/or VBCU.
SC303 AC charge output error: Y
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the AC charge for M, C, Y.
• Disconnect the high voltage cable from Terminal C of the multiple high-voltage supply board. • Attach a voltmeter to the terminal. • If there is no output from the terminal, replace the high voltage power supply. -or- • If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the high-voltage harness for defects and replace it if necessary. • Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. • If there is no charge PWM signal, replace the harness and/or VBCU.
SC304 Charge Corona Error: Charge Leak (K PCU)
A abnormal detection signal (H) was detected for longer than 250 ms.
• Turn the machine power off/on • CGB power pack harness connectors loose, broken, defective • Corona wire caps loose, missing • CGB power pack defective • Charge corona unit connectors loose, broken, defective
SC308 Charge Corona Error: Wire Cleaner Error (K PCU)
The charge corona wire cleaner motor remained locked after the motor was switched on, or failed to switch off within the prescribed time after cleaning started.
• Turn the machine power off/on • Motor overloaded due to a physical obstruction • Motor defective
SC313 Charge, development error: M
After the M, C, or Y drum started to rotate, the feedback for the charge unit of the color dropped below 0.3V.
• Make sure that the settings of SP2202 are at the defaults. • Check harness connections between charge roller and transfer power pack. • Defective charge roller • Defective power pack
SC314 Charge, development error: C
After the M, C, or Y drum started to rotate, the feedback for the charge unit of the color dropped below 0.3V.
• Make sure that the settings of SP2202 are at the defaults. • Check harness connections between charge roller and transfer power pack. • Defective charge roller • Defective power pack
SC315 Charge, development error: Y
After the M, C, or Y drum started to rotate, the feedback for the charge unit of the color dropped below 0.3V.
• Make sure that the settings of SP2202 are at the defaults. • Check harness connections between charge roller and transfer power pack. • Defective charge roller • Defective power pack
SC316 Drum Charge Error: K
Drum charge output voltage (Vpp) exceeded 2.8 kV.
• Check the connections of the charge unit of the PCU where the problem occurred. • Replace the charge unit of the PCU (CBG power pack for the K PCU, charge roller unit for YMC PCUs)
SC317 Drum Charge Error: M
Drum charge output voltage (Vpp) exceeded 2.8 kV.
• Check the connections of the charge unit of the PCU where the problem occurred. • Replace the charge unit of the PCU (CBG power pack for the K PCU, charge roller unit for YMC PCUs)
SC318 Drum Charge Error: C
Drum charge output voltage (Vpp) exceeded 2.8 kV.
• Check the connections of the charge unit of the PCU where the problem occurred. • Replace the charge unit of the PCU (CBG power pack for the K PCU, charge roller unit for YMC PCUs)
SC319 Drum Charge Error: Y
Drum charge output voltage (Vpp) exceeded 2.8 kV.
• Check the connections of the charge unit of the PCU where the problem occurred. • Replace the charge unit of the PCU (CBG power pack for the K PCU, charge roller unit for YMC PCUs)
SC320 Development power pack error: K
This SC is issued if the VBCU detects a short in the development DC charge for K, M, C, Y.
• Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective
SC321 Development power pack error: M
This SC is issued if the VBCU detects a short in the development DC charge for K, M, C, Y.
• Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective
Code Description Causes
SC322 Development power pack error: C
This SC is issued if the VBCU detects a short in the development DC charge for K, M, C, Y.
• Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective
SC323 Development power pack error: Y
This SC is issued if the VBCU detects a short in the development DC charge for K, M, C, Y.
• Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective
SC324 Development motor error: K
The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the K, M, C, or Y, development motor.
• Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective
SC325 Development motor error: M
The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the K, M, C, or Y, development motor.
• Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective
SC326 Development motor error: C
The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the K, M, C, or Y, development motor.
• Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective
SC327 Development motor error: Y
The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the K, M, C, or Y, development motor.
• Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective
SC336 Developer set error: K
The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized.
1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y
SC337 Developer set error: M
The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized.
1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y
SC338 Developer set error: C
The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized.
1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y
SC339 Developer set error: Y
The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized.
1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y
SC348 Toner supply motor error
2 sec. after the motor START signal is output, a LOCK signal cannot be detected.
• Motor harness disconnected, loose, or defective • Toner pump overload • Sub hopper overload • Toner hopper motor defective
SC350 Developer Fill Error: K
The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed.
• Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3.
SC351 Developer Fill Error: M
The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed.
• Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3.
SC352 Developer Fill Error: C
The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed.
• Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3.
SC353 Developer Fill Error: Y
The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed.
• Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3.
Code Description Causes
SC360 TD sensor (Vt high) error: K
The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 0.5V for 10 counts.
• Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC361 TD sensor (Vt high) error: M
The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 0.5V for 10 counts.
• Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC362 TD sensor (Vt high) error: C
The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 0.5V for 10 counts.
• Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC363 TD sensor (Vt high) error: Y
The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 0.5V for 10 counts.
• Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC364 TD sensor (Vt low) error: K
The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts.
• TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC365 TD sensor (Vt low) error: M
The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts.
• TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC366 TD sensor (Vt low) error: C
The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts.
• TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC367 TD sensor (Vt low) error: Y
The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts.
• TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC372 TD sensor adjustment error: K
During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 2.5+-0.2V
TD harness sensor disconnected, loose or defective Harness between TD sensor and drawer disconnected, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC373 TD sensor adjustment error: M
During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 2.5+-0.2V
TD harness sensor disconnected, loose or defective Harness between TD sensor and drawer disconnected, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC374 TD sensor adjustment error: C
During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 2.5+-0.2V
TD harness sensor disconnected, loose or defective Harness between TD sensor and drawer disconnected, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC375 TD sensor adjustment error: Y
During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 2.5+-0.2V
TD harness sensor disconnected, loose or defective Harness between TD sensor and drawer disconnected, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective.
SC396 Drum motor error: K
The motor is trying to rotate at power on or during normal operation but there is an excessive load on the drum shaft. The motor has no traction (due to a bent cleaning blade, for example).
• Drum motor harness loose, broken, defective • Drum motor defective • DTMB defective
SC397 Drum motor error: M
The motor is trying to rotate at power on or during normal operation but there is an excessive load on the drum shaft. The motor has no traction (due to a bent cleaning blade, for example).
• Drum motor harness loose, broken, defective • Drum motor defective • DTMB defective
SC398 Drum motor error: C
The motor is trying to rotate at power on or during normal operation but there is an excessive load on the drum shaft. The motor has no traction (due to a bent cleaning blade, for example).
• Drum motor harness loose, broken, defective • Drum motor defective • DTMB defective
Code Description Causes
SC399 Drum motor error: Y
The motor is trying to rotate at power on or during normal operation but there is an excessive load on the drum shaft. The motor has no traction (due to a bent cleaning blade, for example).
• Drum motor harness loose, broken, defective • Drum motor defective • DTMB defective
SC400 ID sensor error: Calibration
Before adjustment Vsg_reg<0.5 but Vsg_reg could not be adjusted to the target Vsg_reg = 4.0+-0.2V during process control.
• ID sensor harness disconnected, loose, defective • ID sensor dirty • ID sensor defective • ITB unit drawer connector dirty
SC410 ID sensor error: Development K
Development gamma for black, magenta, cyan, or yellow is not within range (0.3 to 6.0). Process control halts when this SC is issued.
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • LD sensor harness loose, broken, defective • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective)
SC411 ID sensor error: Development M
Development gamma for black, magenta, cyan, or yellow is not within range (0.3 to 6.0). Process control halts when this SC is issued.
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • LD sensor harness loose, broken, defective • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective)
SC412 ID sensor error: Development C
Development gamma for black, magenta, cyan, or yellow is not within range (0.3 to 6.0). Process control halts when this SC is issued.
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • LD sensor harness loose, broken, defective • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective)
SC413 ID sensor error: Development Y
Development gamma for black, magenta, cyan, or yellow is not within range (0.3 to 6.0). Process control halts when this SC is issued.
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • LD sensor harness loose, broken, defective • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective)
SC414 ID sensor error: Development start voltage K
The development start voltage in the development of the black, magenta, cyan, or yellow PCU is not within the correct range (+-150V)
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective
SC415 ID sensor error: Development start voltage M
The development start voltage in the development of the black, magenta, cyan, or yellow PCU is not within the correct range (+-150V)
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective
SC416 ID sensor error: Development start voltage C
The development start voltage in the development of the black, magenta, cyan, or yellow PCU is not within the correct range (+-150V)
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective
SC417 ID sensor error: Development start voltage Y
The development start voltage in the development of the black, magenta, cyan, or yellow PCU is not within the correct range (+-150V)
• Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective
SC418 LED error during Vsg adjustment
PWM value: Ifsg>3000 This means the current to the LED of the ID sensor is abnormal.
• ID sensor dirty • ID sensor defective
SC420 Potential sensor error: Vd Adjustment K
The development potential of the drum before exposure (Vd) cannot be adjusted to within +-8 V of the target voltage (-900V).
• Drum potential sensor harness, connector is loose, broken, defective • Drum potential sensor dirty • Drum potential sensor defective • Drum connector, harness loose, broken, defective • Development power pack defective • VBCU defective
SC421 Potential sensor error: Vd Adjustment K
The development potential of the drum before exposure (Vd) cannot be adjusted to within +-8 V of the target voltage (-900V).
• Drum potential sensor harness, connector is loose, broken, defective • Drum potential sensor dirty • Drum potential sensor defective • Drum connector, harness loose, broken, defective • Development power pack defective • VBCU defective
SC422 Potential sensor error: Vd Adjustment M
The development potential of the drum before exposure (Vd) cannot be adjusted to within +-8 V of the target voltage (-900V).
• Drum potential sensor harness, connector is loose, broken, defective • Drum potential sensor dirty • Drum potential sensor defective • Drum connector, harness loose, broken, defective • Development power pack defective • VBCU defective
SC423 Potential sensor error: Vd Adjustment C
The development potential of the drum before exposure (Vd) cannot be adjusted to within +-8 V of the target voltage (-900V).
• Drum potential sensor harness, connector is loose, broken, defective • Drum potential sensor dirty • Drum potential sensor defective • Drum connector, harness loose, broken, defective • Development power pack defective • VBCU defective
Code Description Causes
SC423 Potential sensor error: Vd Adjustment Y
The development potential of the drum before exposure (Vd) cannot be adjusted to within +-8 V of the target voltage (-900V).
• Drum potential sensor harness, connector is loose, broken, defective • Drum potential sensor dirty • Drum potential sensor defective • Drum connector, harness loose, broken, defective • Development power pack defective • VBCU defective
SC424 Potential sensor error 5: Vl adjustment K
Vpl could not be adjusted to within +-5V of the target Vpl after exposure of the ID sensor patterns.
• Drum worn • LD unit dirty • Poor drum ground connection
SC425 Potential sensor error 6: Vl adjustment M
Vpl could not be adjusted to within +-5V of the target Vpl after exposure of the ID sensor patterns.
• Drum worn • LD unit dirty • Poor drum ground connection
SC426 Potential sensor error 7: Vl adjustment C
Vpl could not be adjusted to within +-5V of the target Vpl after exposure of the ID sensor patterns.
• Drum worn • LD unit dirty • Poor drum ground connection
SC427 Potential sensor error 8: Vl adjustment Y
Vpl could not be adjusted to within +-5V of the target Vpl after exposure of the ID sensor patterns.
• Drum worn • LD unit dirty • Poor drum ground connection
SC432 Potential sensor error 1: Vr K
Vr > 200V. The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the QL fires is greater than 200V.
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC433 Potential sensor error 2: Vr M
Vr > 200V. The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the QL fires is greater than 200V.
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC434 Potential sensor error 3: Vr C
Vr > 200V. The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the QL fires is greater than 200V.
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC435 Potential sensor error 4: Vr Y
Vr > 200V. The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the QL fires is greater than 200V.
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC436 Potential sensor error: Vd K
The VdHome reading, the first step of the process control self-check, detected that the development potential of the unexposed areas of the drum are not within the prescribed range (-500 to -800)
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC437 Potential sensor error: Vd M
The VdHome reading, the first step of the process control self-check, detected that the development potential of the unexposed areas of the drum are not within the prescribed range (-500 to -800)
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC438 Potential sensor error: Vd C
The VdHome reading, the first step of the process control self-check, detected that the development potential of the unexposed areas of the drum are not within the prescribed range (-500 to -800)
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC439 Potential sensor error: Vd Y
The VdHome reading, the first step of the process control self-check, detected that the development potential of the unexposed areas of the drum are not within the prescribed range (-500 to -800)
• Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective
SC440 Image transfer power pack error: K
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the power pack for K, M, C, or Y.
• Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged
SC441 Image transfer power pack error: M
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the power pack for K, M, C, or Y.
• Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged
Code Description Causes
SC442 Image transfer power pack error: C
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the power pack for K, M, C, or Y.
• Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged
SC443 Image transfer power pack error: Y
An interrupt checks the status of the power pack every 10 ms. This SC is issued if the VBCU detects a short in the power pack for K, M, C, or Y.
• Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged
SC445 Image transfer motor error
The control board of the ITB motor belt generated signals that indicate there is problem with the image transfer belt motor.
• ITB motor defective • ITB control board defective • ITB overloaded • Encoder strip on the edge of the ITB damaged.
SC446 ITB lift motor error
The state of the ITB lift sensor does not change its state (switching from off to on or vice versa), even after the ITB lift motor starts rotating.
• ITB lift sensor dirty, disconnected, defective • ITB lift motor disconnected, defective • ITB sensor defective • ITB lift motor defective
SC447 Image transfer roller position error
The machine checks for the presence of the K STC and the checks the status of the K image transfer roller lift sensor after the door is closed.
• Transfer belt release lever down • Lift sensor connector loose, broken, dirty • Lift sensor defective
SC450 Transfer power pack output error
An interrupt checks the status of the power pack every 2 ms. This SC is issued if the VBCU detects a short in the power pack 250 times at T2 within 500 ms.
• Damaged insulation on the high-voltage supply cable • Damaged insulation around the highvoltage power supply. • Check SIOB harness connections • SIOB defective
SC452 PTR lift mechanism error
The PTR was not detected at the home position within 2 sec. after the PTR lift motor turned on.
• PTR HP sensor dirty, disconnected, defective • PTR lift motor disconnected, defective
SC455 PTR motor error
The lock signal from the paper transfer motor was not detected within 1 sec. after the motor switched on.
• Motor disconnected • PTR shaft locked, needs cleaning, blocked by obstruction • Drive shaft of the ITB locked and overloaded, needs cleaning, or blocked by obstruction • DRB disconnected, defective
SC460 Separation power pack output error
This SC is issued if the VBCU detects a short in the transfer power pack.
• Damaged insulation on the high-voltage supply cable (replace cable) • Damaged insulation around the transfer power pack
SC465 Image Transfer Roller End: K
The machine detected an abnormal reading of the resistance of the transfer roller because it is near the end of its service life.
• Check the connections between the transfer roller power pack the roller • Replace image transfer roller • Image transfer power pack defective
SC466 Image Transfer Roller End: M
The machine detected an abnormal reading of the resistance of the transfer roller because it is near the end of its service life.
• Check the connections between the transfer roller power pack the roller • Replace image transfer roller • Image transfer power pack defective
SC467 Image Transfer Roller End: C
The machine detected an abnormal reading of the resistance of the transfer roller because it is near the end of its service life.
• Check the connections between the transfer roller power pack the roller • Replace image transfer roller • Image transfer power pack defective
SC468 Image Transfer Roller End: Y
The machine detected an abnormal reading of the resistance of the transfer roller because it is near the end of its service life.
• Check the connections between the transfer roller power pack the roller • Replace image transfer roller • Image transfer power pack defective
SC472 ITB Bias Roller End
The machine detected an abnormal reading of the resistance of the ITB bias roller because it is near the end of its service life.
• Check the connections between the transfer power pack • Replace image transfer roller • Transfer power pack defective
SC480 Drum cleaning motor error: K
The drum cleaning motor failed to switch on (motor lock), or failed to reach the required speed within the prescribed time.
• Motor block by physical obstruction • Motor harness loose, broken, defective • Motor defective
Code Description Causes
SC481 Drum cleaning motor error: M
The drum cleaning motor failed to switch on (motor lock), or failed to reach the required speed within the prescribed time.
• Motor block by physical obstruction • Motor harness loose, broken, defective • Motor defective
SC482 Drum cleaning motor error: C
The drum cleaning motor failed to switch on (motor lock), or failed to reach the required speed within the prescribed time.
• Motor block by physical obstruction • Motor harness loose, broken, defective • Motor defective
SC483 Drum cleaning motor error: Y
The drum cleaning motor failed to switch on (motor lock), or failed to reach the required speed within the prescribed time.
• Motor block by physical obstruction • Motor harness loose, broken, defective • Motor defective
SC484 Used toner bottle full
The toner full sensor has detected that the used toner bottle is full.
• Remove the used toner bottle • Empty the used toner bottle and reinstall it
SC485 Used toner bottle motor error
The lock signal of the used toner bottle motor remains HIGH for more than 600 ms.
• Used toner bottle harness loose, broken, defective • Used toner bottle motor defective
SC487 Used toner bottle set error
The set sensor of the used toner bottle remains LOW for more than 500 ms. (The sensor goes HIGH when the bottle is installed correctly.)
• Used toner bottle not installed • Remove used toner bottle and reinstall correctly
SC488 Used toner transport lock
Used toner cannot be transported to the used toner bottle.
• Blockage in the line to the used toner bottle
SC490 MUSIC sensor error
One or more of the MUSIC sensors is not functioning normally.
• MUSIC sensor harness loose, broken, defective • Sensor defective
SC495 ITB encoder sensor error
The ITB encoder sensor that reads the encoded strip on the ITB is not functioning properly.
• Sensor dirty • Sensor harness loose, broken, defective • Sensor out of position because installed incorrectly • ITB installed incorrectly
SC496 MUSIC sensor error
The MUSIC sensor detected an abnormal pattern on the ITB because: • ADC exceeded upper or lower limit. • The pattern used to calculate the amount of skew is abnormal. • The reading of the pattern exceeded the length of time the LED projected light. • LED light could not be adjusted correctly.
• ITB installed incorrectly • Inspect ITB belt for damage, replace • MUSIC pattern abnormal; do a forced process control (SP3821) and check the result. • MUSIC sensor defective or disconnected
SC497 Temperature and humidity sensor error: M PCU
The thermistor output of the temperature and humidity sensor above the M PCU was not within the prescribed range (0.5V to 4.2V)
• Temperature and humidity sensor harness disconnected, loose, defective • Temperature and humidity sensor defective
SC498 Temperature and humidity sensor error: Toner Bottle
The thermistor output of the temperature and humidity sensor below the used toner bottle was not within the prescribed range (0.5V to 4.2V)
• Temperature and humidity sensor harness disconnected, loose, defective • Temperature and humidity sensor defective
SC499 ITB encoder sensor error The ITB sensor that reads the encoded film strip on the edge of the image transfer belt is sending is operating correctly. • ITB encoder sensor dirty • Sensor harness disconnected or damaged • Encoded scale on the edge of the ITB is damaged or dirty • ITB installed incorrectly
SC501 Tray 1 (tandem tray) feed error (Japan Only)
The tray 1 lift sensor does not switch on 10 s after the tray lift motor switches on and starts lifting the bottom plate. When the tray lowers, the tray lift sensor does not go off within 1.5 sec. The lower limit sensor of the tandem tray does not detect the lower limit within 10 sec.
• Tray lift motor harness disconnected, loose, defective • Paper or other obstacle trapped between tray and motor • Tray lift sensor disconnected, damaged • Lower limit sensor disconnected, damaged • Pick-up solenoid disconnected, blocked by an obstacle
SC502 Tray 2 (paper cassette) feed error (Japan Only)
The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. When the tray lowers, the tray lift sensor does not go off within 1.5 sec. The lower limit sensor of the tandem tray does not detect the lower limit within 10 sec.
• Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle
Code Description Causes
SC503 Tray 1 feed error
The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. When the tray lowers, the tray lift sensor does not go off within 1.5 sec.
• Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle
SC504 Tray 2 feed error
The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. When the tray lowers, the tray lift sensor does not go off within 1.5 sec.
• Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle
SC505 Tandem tray rear fence motor error
The return sensor does not switch on within 10 sec. after the rear fence motor switches on. The HP sensor does not switch on 10 sec. after the rear fence motor switches on. The HP sensor and return sensor switch on at the same time.
• Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors • Paper or other obstacle trapped between tray and motor • Motor mechanical overload due to obstruction • Return sensor or HP sensor defective or dirty
SC510 LCT tray error: B473/D350
When the bottom plate is lifted, the upper limit sensor does not come on for 30 sec. When the bottom plate is lowered, the lower limit sensor does not come on for 30 sec. After lift begins, the upper limit sensor does not switch on before the pick-up solenoid switches on. The paper end sensor switches on during lift and the upper limit sensor does not switch on for 2.5 s, and a message prompts user to reset paper.
• Tray lift motor harness, disconnected, loose, or defective • Tray lift motor defective • Lift sensor defective or disconnected • Pick-up solenoid defective or disconnected • Paper end sensor defective
SC515 Duplex jogger motor error 1
When the jogger fence moves to the home position, the jogger fence HP sensor does not switch on even after the jogger motor has moved the jogger fence 153.5 mm.
• Jogger fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors or motor • Return sensor or HP sensor defective, dirty, or disconnected • Paper or other obstacle has jammed mechanism • HP sensor connector disconnected or defective • HP sensor defective
SC516 Duplex jogger motor error 2
When the jogger fence moves from the home position, the jogger fence HP sensor does not turn off even if the jogger motor has moved the jogger fence 153.5 mm.
• Jogger fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors or motor • Return sensor or HP sensor defective, dirty, or disconnected • Paper or other obstacle has jammed mechanism • HP sensor connector disconnected or defective • HP sensor defective
SC517 LCIT air assist front fan error
The front air assist fan is not functioning properly.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged, defective
SC518 LCIT air assist rear fan error
The rear air assist fan is not functioning properly.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged, defective
SC530 Fusing cooling fan error
The VBCU did not receive the lock signal 5 seconds after the fusing unit fan switches on.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC531 Fusing Fan Error: Front
The lock signal remained HIGH for 5 sec. while the fan at the front of the fusing unit near the heat dissipation fins was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC532 Controller fan error
The lock signal remained HIGH for 5 sec. while the fan that cools the printed circuit boards was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC533 Fusing unit suction fan error
The lock signal remained HIGH for 5 sec. while the fan that draws air out of the fusing unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC534 Duplex unit fan error
The lock signal remained HIGH for 5 sec. while the fan that draws air out of the duplex unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC535 Development Intake Fan Error
The lock signal remained HIGH for 5 sec. while the fan in the Y development unit was operating
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC536 Development Intake Fan Error: Y
The lock signal remained HIGH for 5 sec. while the fan in the development unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
Code Description Causes
SC537 Development Intake Fan Error: C
The lock signal remained HIGH for 5 sec. while the fan in the development unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC538 Development Intake Fan Error: M
The lock signal remained HIGH for 5 sec. while the fan in the development unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC539 Development Intake Fan Error: K
The lock signal remained HIGH for 5 sec. while the fan in the development unit was operating.
• Fan harness disconnected or damaged • Fan blocked by an obstruction • Fan damaged
SC540 Fusing/exit motor error
Motor operation was detected abnormal at power on.
• Check inside the fusing unit for any obstructions • Motor harness loose, broken, defective • Motor or its driver board defective
SC541 Heating roller thermistor (center) error 1
The "floating" (non-contact) thermistor at the center of the heating roller is not operating correction.
• Thermistor harness connection loose, disconnected, defective • Thermistor installed incorrectly • Thermistor defective