Xerox 5028
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Коды ошибок
A1
A1-8
A2
A6
A7
A9
C1
C2
C3
C4
C5-1
C5-2
C5-3
C5-4
E0
E1
E1-E0
E1-E5
E1-E6
E1-E7
E1-E8
E1-E9
E2
E3
E4
E4-10
E4-5
E4-6
E4-7
E4-8
E4-9
E5
E6
E7
E9
F3-1
F3-2
F3-3
J1-1
J1-2
J2-0
L2
L3
L4(flashing)
rr
U0
U2
U2-1
U3-00
U3-01
U3-04
U3-09
U3-12
U3-19
U3-21
U3-23
U3-29
U3-32
U3-34
U3-39
U3-43
U3-45
U3-49
U3-54
U3-56
U3-59
U4-1
U4-2
U4-3
U4-4
U4-6
U4-7
U7-1
U9-3
U9-4
U9-5
Описание
| Error code: | A1 |
| Display: | Cover is Open |
| Description: | Jam at Door A |
| Causes: | • Tray 1 (MPT) Feed Roller, PL10.1.53 • Tray 1 (MPT) Pick Roller, PL10.1.43 • Tray 1 (MPT) Retard Roller, PL10.1.16 • Registration Clutch #1, PL8.1.85 • Tray 2 Registration Motor, PL4.2.36 • Tray 2 Feed Motor, PL4.2.35 • Front Sensor Board, PL4.2.97 |
| Remedy: | 1 Check the following for evidence of fault, dirt, debris, or damage: • Tray 1 (MPT) Feed Rollers • Registration Rollers • Sensor Actuator Is there any damage or debris? Clean or replace the appropriate parts. Go to Step 2. 2 Test the Registration #1 Sensor. Run the Service Diagnostics Registration Entrance Sensor test. Does the sensor operate correctly? Go to Step 3. Replace the actuator. If the error persists, replace the Front Sensor Board. 3 Test the Feed Motor, Registration Motor, and Registration Clutch #1. Do the components function correctly? Replace the Engine Control Board. Go to Step 4. 4 Check the harness for each motor and clutch. Are the wiring harnesses properly connected and free from defects? Replace the Engine Control Board. Replace the wiring harness and/or the problem motor/ clutch. |
| Error code: | A1-8 |
| Description: | Main board received reset signal |
| Error code: | A2 |
| Display: | DOCUMENT JAM |
| Description: | Jam at Door A |
| Causes: | • Duplex Unit, PL16.1.0 |
| Remedy: | 1 Check the following for evidence of fault, dirt, debris, or damage: • Door A • Door D • Duplex Unit Rollers • Duplex Unit connector • Duplex Sensors and Actuators Is there any damage or debris? Clean or replace the appropriate parts. Go to Step 2. 2 Test the Duplex Unit sensors. Run the Service Diagnostics for each of the four Duplex Unit sensors. Do the sensors and actuators function correctly Go to Step 3. Replace the damaged sensor. 3 Test the Duplex Unit motors. Run the Service Diagnostics Duplex Motor tests. Do the motors function correctly Go to Step 4. Replace the Duplex Unit 4 Inspect the wiring harness for the Duplex Unit. Is the wiring harness properly connected and free from defects? Replace the Duplex Unit. Replace the Engine Control Board. |
| Error code: | A6 |
| Display: | A6-Bypass Feeder Jam |
| Description: | Paper did not exit the Multi-sheet Bypass Feeder properly, causing a paper jam. Open Cover A and refer to the labels on the printer to clear the jam. |
| Causes: | FB unit failure. Main PCB failure. |
| Remedy: | 1. Ensure the correct weight and type of paper is loaded in the feeder. Also ensure the paper is loaded correctly in the feeder. 2. Clean the bypass feeder’s pick roller. 3. Test the main feed motor as described in “Motor and clutch tests”. Replace the main feed motor. 5. Replace the engine controller board. |
| Error code: | A7 |
| Display: | A7-Duplex Entry Jam |
| Description: | Paper did not enter the duplex module properly, causing a paper jam. Open Cover A and refer to the labels on the printer to clear the jam. |
| Causes: | Power supply fan error |
| Remedy: | 1. Ensure the correct weight and type of paper is loaded in the currently used tray. Also ensure the paper is loaded correctly in the tray. 2. Clean the duplex unit’s rollers. 3. Test the duplex motor and clutch as described in “Motor and clutch tests”. Replace the duplex unit. 5. Replace the engine controller board. |
| Error code: | A9 |
| Description: | Tray 1 jam |
| Causes: | Multi-Purpose Pickup Roller movement error |
| Remedy: | 1 Document scanner unit failure Replace the document scanner unit. 2 Main PCB failure Replace the main PCB ASSY. |
| Error code: | C1 |
| Description: | PF jam cass. 1 |
| Causes: | • If the actuator of the Separation base unit safety switch is not depressed. |
| Remedy: | This may happen in some cases of bad line condition. Ask the remote party to transmit again. |
| Error code: | C2 |
| Description: | PF jam cass. 2 |
| Causes: | • If the actuator of the Master making unit safety switch is not depressed. |
| Remedy: | This may happen in some cases of bad line condition. Ask the remote party to transmit again. |
| Error code: | C3 |
| Display: | SVC C3 ERROR |
| Description: | PF jam cass.3 |
| Causes: | • If the actuator of the Master removal unit safety switch is not depressed. |
| Remedy: | This may happen in some cases of bad line condition. Ask the remote party to transmit again. |
| Error code: | C4 |
| Display: | SVC C4 ERROR |
| Description: | Machine has reset |
| Causes: | • If the master disposal box set sensor does not detect. |
| Remedy: | This may happen in some cases of bad line condition. Ask the remote party to transmit again. |
| Error code: | C5-1 |
| Description: | Tray1 Paper Size Mismatch. • Paper that is different from the one in the Tray Settings is detected when feeding. • Or, paper size setting in Tray1 is different from the paper size specification of the job when Tray1 is selected during a print job. |
| Causes: | The HCF Feed Out Sensor is not turned ON within the specified time after the HCF Feed Start signal is ON. |
| Remedy: | • Press the [Stop] button on the Control Panel. • Change the paper size of Tray 1 to the one specified by the job. |
| Error code: | C5-2 |
| Description: | Jams in various areas |
| Causes: | The F/O#2 Sensor on the IOT is not turned ON within the specified time after the HCF Feed Start signal is ON. |
| Error code: | C5-3 |
| Description: | Jams in various areas |
| Causes: | The Registration Sensor on the IOT is not turned ON within the specified time after the F/O#2 Sensor on the IOT is ON. |
| Error code: | C5-4 |
| Description: | Duplex jam |
| Error code: | E0 |
| Display: | SVC E0 ERROR |
| Description: | Machine has reset |
| Causes: | • Error with CPU and gate arrays of either the engine or main controller • Connection error between the engine board and the main controller board • Program overrun in the engine or main controllere |
| Remedy: | Remove the cause of the printer error, then ask the remote party to transmit again. |
| Error code: | E1 |
| Display: | SVC E1 ERROR |
| Description: | Jam at Door E Paper misfeed jam between the Fuser and the Top Output Tray. Media reached the Fuser Exit Sensor, but did not reach the Top Output Tray Stack Full Sensor on time. This error represents a misfeed jam inside the Exit Assembly. |
| Causes: | • Exit Assembly, PL11.1.0 • Fuser Motor, PL2.1.9 • Exit Gate Solenoid, PL11.1.17 • Full Stack Sensor, PL11.1.39 |
| Remedy: | 1 Check the following for evidence of fault or damage: • Door E • Fuser • Exit Rollers and drive gears • Stack Full Actuator • Exit Assembly Is there any damage or debris? Replace any damaged parts. Go to Step 2. 2 Test the Fuser Exit and Top Output Tray Stack Full Sensors. Do the sensors function correctly? Go to Step 4. Replace the sensor. If the error persists, go to Step 3. 3 Check all pins on the SNS Harness for continuity. Is the harness conductive? Go to Step 4. Replace the SNS Harness. 4 Test the Fuser Motor. Run the Service Diagnostics Fuser Motor test. Does the motor function correctly? Go to Step 6. Replace the motor. If the error persists, go to Step 5. 5 Check for +24 V to the Fuser Motor. Disconnect DCHEAT on the Motor Driver Board. Is there +24 V across DCHEAT-3 <=> ground? Go to Step 6. Replace the Motor Driver Board. If the error persists, go to Step 6. 6 Test the Exit Gate Solenoid. Run the Service Diagnostics Exit Gate Solenoid test. Does the solenoid function correctly. Go to Step 8. Replace the solenoid. If the error persists, go to Step 7. 7 Check for +24 V to the solenoid. 1. Actuate the interlock switches. 2. Disconnect SOLENOID from the Rear Sensor Board. Is there +24 V across SOLENOID-1 <=> ground? Go to Step 8. Replace the Rear Sensor Board. 8 Check the DRV0 and DRV1 ribbon cables that connect the Motor Driver Board to the Engine Control Board. Are these cables connected and undamaged? Replace the Engine Control Board. Replace the harnesses. |
| Error code: | E1-E0 |
| Description: | Registration jam |
| Error code: | E1-E5 |
| Description: | Clamshell interlock |
| Error code: | E1-E6 |
| Description: | Right side interlock |
| Error code: | E1-E7 |
| Description: | Two tray interlock |
| Error code: | E1-E8 |
| Description: | Sorter interlock |
| Error code: | E1-E9 |
| Description: | Copy cartridge interlock |
| Error code: | E2 |
| Display: | SVC E2 ERROR |
| Description: | Reset signal happened. Might read E-2 something else. |
| Error code: | E3 |
| Display: | SVC E3 ERROR |
| Description: | Jam in transfer area |
| Causes: | • If the light path of the Clamp senors both C and L are not opened within 10 seconds after after the Clamp motor is activated. [During Master Release from the Clamp Plate] • If the light path of the Clamp sensor L is not blocked within 10 seconds after the Clamp motor is activated. • If the light path of the Clamp sensor C is not opened within 10 seconds after the Clamp motor is activated. [When the Clamp Plate opens during Master Clamping] • If the light path of the Clamp sensor L is not blocked within 10 seconds after the Clamp motor is activated. • If the light path of the Clamp sensor C is not opened within 10 seconds after the Clamp motor is activated. [When the Clamp Plate closes during Master Clamping] • If the light path of the Clamp sensor L is not opened within 10 seconds after the Clamp motor is activated. |
| Remedy: | Paper exit detector (POUT) signal recognition error 1) Paper exit detector (POUT) trouble 2) Paper exit detector (POUT) signal input circuit trouble REMEDY (Check) 1) Paper exit detector (POUT) 2) MCU PWB paper exit detector (POUT) signal input circuit (Remedy) 1) Paper exit detector (POUT) replacement 2) MCU PWB replacement (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. |
| Error code: | E4 |
| Display: | E4-2:EXITJAM |
| Description: | Exit jam |
| Causes: | • If the Overflow sensor detects excessive ink in the Squeegee unit. |
| Remedy: | Remove excess ink from the Drum. |
| Error code: | E4-10 |
| Description: | Exit jam |
| Causes: | 1. Exhaust Fan connector is disconnected. 2. Exhaust Fan is defective. 3. LVPS connector is disconnected. 4. LVPS is defective. 5. SPC PCB is defective. 6. Inclination Sensor detected Inclination of the machine. Check the machine is placed properly, and reset the machine by unplugging the power cord from the outlet and plug the power cord again. |
| Remedy: | 1. Exhaust Fan connector is disconnected. 2. Exhaust Fan is defective. 3. LVPS connector is disconnected. 4. LVPS is defective. 5. Engine PCB is defective. |
| Error code: | E4-5 |
| Description: | Clamshell interlock |
| Causes: | The Exit Sensor 2 was turned ON when the paper is delivered to the Exit 1 or Finisher. |
| Error code: | E4-6 |
| Description: | Jam at E - E4-6 Exit 2 Area Jam Paper remains at the Exit 2 Exit Sensor located behind Door E. |
| Causes: | • Exit 2 Exit Sensor • Exit PWB • Engine Control Board • LVPS |
| Remedy: | 1 Check paper position at Door A. Is paper touching the Fuser Exit Sensor? Remove the paper. Go to Step 2. 2 Test the Exit Sensor. Run the Service Diagnostics Exit Sensor test. Does the sensor change state? Replace the Engine Control Board. Go to Step 3. 3 Check the Exit Sensor connection. Are P/J112, P/J606B and P/J434 connected? Go to Step 4. Connect the sensor. 4 Check continuity between the Exit Sensor and Exit PWB. Is there continuity on each wire between P/ J112<=> P/J434? Go to Step 5. Repair the wiring. 5 Check for +5 V at the Exit Sensor. Is there +5 V across the sensor connector’s P/J112-3 <=> ground? Replace the Exit Sensor. Go to Step 6. 6 Check the connection between the Exit PWB and Engine Control Board. Are P/J431 and P/J421 connected? Go to Step 7. Connect P/J431 and P/J421. 7 Check continuity between the Exit PWB and Engine Control Board. Is there continuity on each wire between P/ J431 <=> P/J421? Go to Step 8. Repair the wiring. 8 Check the connection between Exit PWB and LVPS. Are P/J430 and P/J526 connected? Go to Step 9. Connect P/J430 and P/J526. 9 Check continuity between the Exit PWB and LVPS. Is there continuity on each wire between P/ J430 <=> P/J526? Go to Step 10. Repair the wiring. 10 Check for +24 V to the Exit PWB. Is there +24 V across P/J430-1 (+) <=> ground? Replace the Exit PWB. Replace the LVPS. |
| Error code: | E4-7 |
| Description: | Two tray interlock |
| Error code: | E4-8 |
| Description: | Sorter interlock |
| Error code: | E4-9 |
| Description: | Copy cartridge interlock |
| Error code: | E5 |
| Display: | SVC E5 ERROR |
| Description: | Front door open |
| Causes: | • Connector error between CON1 board and the drum liaison board • Defective connector between the drum liaison board and the drum board • Defective transistors and logic gate ICs in the eraser controller circuit on the engine board • Connection error between drum unit board and eraser lamp • Broken eraser lamp |
| Error code: | E6 |
| Display: | SVC E6 ERROR |
| Description: | Right side interlock |
| Causes: | • If Position-A sensor cannot be detected (or keeps detecting) even though the Main motor encoder sensor signal is making the output after the Main motor is activated. |
| Remedy: | Confirm details of the error using the error code and correct the error. Then ask the remote party to transmit again. |
| Error code: | E7 |
| Display: | SVC E7 ERROR |
| Description: | Duplex interlock |
| Causes: | Both the Open Sensing Switch and the Close Sensing Switch detect “0” while the Pocket Door is moving. |
| Error code: | E9 |
| Display: | E9-Top Cover A Open |
| Description: | The top cover (Cover A) is open. Close the cover so that printing can continue. |
| Causes: | • Overcurrent in the toner motor circuitry due to an excessive torque • Toner motor locked • Defective gate array U2 • Defective toner motor driver transistor or overcurrent detector. |
| Remedy: | 1. Close the cover. 2. Inspect the switch and ensure the switch’s actuator is not broken. 3. Test the top cover open switch using the sensor test described in “Switch scan test”. Inspect the switch’s wiring harness. 5. Replace the engine controller board. |
| Error code: | F3-1 |
| Description: | Sorter bin home switch |
| Error code: | F3-2 |
| Description: | Sorter cam switch |
| Error code: | F3-3 |
| Description: | Sorter cam switch |
| Error code: | J1-1 |
| Display: | FEED ERROR |
| Description: | Add toner |
| Causes: | The paper stacking method on the paper feed tray is not correct. Paper has slipped, etc. due to insufficient paper feed pressure, and paper is not fed correctly. The paper separating pressure is too high. Malfunction of the paper feed inlet sensor Malfunction of the paper feed clutch Faulty connection between the paper feed inlet sensor and MC unit (Disconnection of bundled wires, improper insertion of connectors) Malfunction of the MC unit |
| Error code: | J1-2 |
| Display: | JAM FEED SECT |
| Description: | Toner Empty. The Toner Cartridge is empty. |
| Causes: | • Toner Cartridge • Toner Dispense Assembly • Toner Dispense Motor • Toner CRUM PWB • Engine Control Board |
| Remedy: | I/O Diagnostic Codes [09-07] Toner Empty SensorCheck Items: • Refill the toner. • Foreign matter on the sensor. • Check that the Toner Empty Sensor and the LVPS J509 ( P/J509) 1-4 pins are connected securely with good electrical contact. If there is no problem, replace the Toner Empty Sensor (PL 4.2). • Replace the AIOC PWB (PL 8.1) . |
| Error code: | J2-0 |
| Description: | Replace copy cartridge |
| Error code: | L2 |
| Display: | SVC L2 ERROR |
| Description: | 2000 copies left on cartridge |
| Error code: | L3 |
| Description: | Scan problem |
| Error code: | L4(flashing) |
| Description: | 1000 copies left on fuser web |
| Error code: | rr |
| Description: | Bad EPROM on main board. Try 1.1 |
| Error code: | U0 |
| Display: | U0-Engine ROM Error |
| Description: | During the printer’s self diagnostics there was a problem reading the engine ROM. Turn off the printer, wait 15 seconds, then turn on the printer. |
| Remedy: | 1. Turn the printer off and then on 2. Reset the printer NVRAM using the procedure “Resetting NVRAM”. Replace the engine controller board. |
| Error code: | U2 |
| Display: | U2-Engine EPROM Error |
| Description: | During the printer’s self diagnostics there was a problem reading the engine EPROM. Turn off the printer, wait 15 seconds, then turn on the printer. |
| Remedy: | 1. Turn the printer off and then on 2. Reset the printer NVRAM using the procedure “Resetting NVRAM”. Replace the engine controller board. |
| Error code: | U2-1 |
| Display: | “Laser Unit Failure\ Press i” |
| Description: | Carriage Module Fail. A carriage fault was detected. |
| Causes: | • Laser Unit Assembly • HVPS/Engine Logic Board • Print Cartridge • Laser Unit Assembly Harness • LVPS |
| Remedy: | Execute diagnostics [05-22 Move scanner to home position] and [05-23 Move scanner to maintenance position]. The carriage moves. Y↓N→Check each IIT Carriage connector. Each connector is connected securely. Y↓N→Connect each connector securely. Check for foreign substances and deformed parts in the carriage. None is found. Y↓N→Remove the foreign substances and repair the deformed parts. Replace the IIT Carriage (PL 10.3) . Execute diagnostics [05-23 Move scanner to maintenance position]. When the IIT Carriage has moved to the leftmost position, press the [Stop] button to put the Carriage Sensor into the blocked state. Execute diagnostics [5-11 Home Sensor], and "H" is displayed. Y↓N→Check each IIT Carriage and Carriage Sensor connector. Each connector is connected securely. Y↓N→Connect each connector securely. Replace the Carriage Sensor (PL 10.6) and the IIT Carriage (PL 10.3) in that order. Check the Carriage Sensor (PL 10.6 ). The Carriage Sensor is installed properly. Y↓N→Install the Carriage Sensor (PL 10.6) properly. Replace the IIT Carriage (PL 10.3) . |
| Error code: | U3-00 |
| Description: | Cam drive problem |
| Error code: | U3-01 |
| Description: | Cam movement slow |
| Error code: | U3-04 |
| Description: | Main board to duplex communication |
| Error code: | U3-09 |
| Description: | Cam problem |
| Error code: | U3-12 |
| Description: | Jogger problem |
| Error code: | U3-19 |
| Description: | Cam problem |
| Error code: | U3-21 |
| Description: | Cam problem |
| Error code: | U3-23 |
| Description: | Cam problem |
| Error code: | U3-29 |
| Description: | Cam problem |
| Remedy: | Check the scanning operation with SIM 1-1. |
| Error code: | U3-32 |
| Description: | Cam problem |
| Error code: | U3-34 |
| Description: | Cam problem |
| Error code: | U3-39 |
| Description: | Cam problem |
| Error code: | U3-43 |
| Description: | Cam problem |
| Error code: | U3-45 |
| Description: | Cam problem |
| Error code: | U3-49 |
| Description: | Cam problem |
| Error code: | U3-54 |
| Description: | Cam problem |
| Error code: | U3-56 |
| Description: | Cam problem |
| Error code: | U3-59 |
| Description: | Cam problem |
| Error code: | U4-1 |
| Display: | “Fuser Failure\Press i” |
| Description: | Fuser On Time Fail. • The lamp did not turn OFF within the specified time after turning ON. • Or, Warm Up was not completed within the specified time after power ON. |
| Causes: | • Fuser • LVPS |
| Remedy: | When U4-1 occurs, [NVM 50-20 FSR Reset FuserOverTemp] becomes "3." Run [NVM 50-20 FSR Reset FuserOverTemp] using "0" to reset it. Check to see if there is paper in the Fuser. The Fuser is normal and there is no paper in it. Y↓N→Remove the paper. Check the condition of the Fuser. The Fuser is installed properly. Y↓N→Install the Fuser properly. Remove the Fuser. Check the conductivity between the Thermostat contacts. The contacts are conductive. Y↓N→Replace the Fuser (PL 5.1) . Check the Heater Rod for an open circuit. There is no open circuit between J600-1 ( P/ J600) and J600-2. Y↓N→Replace the Fuser (PL 5.1) . Check the resistance of the Thermistor. There is no open circuit between J601-1 ( P/J601) and J601-2, and the resistance is a minimum of 228k ohms (cold). Y↓N→Replace the Fuser (PL 5.1) . Immediately after Main Switch ON, the voltage between J3-3 ( P/J3) (ACH) and J3-1 (ACN) is approximately 200VAC. Y↓N→Replace the LVPS (PL 8.1) . Check the wire between J408 ( P/J408) and P601 ( P/J601). The wire between J408 and P601 is not shorted or open. Y↓N→Repair the wire. Check the wire between J3 ( P/J3) and P600 ( P/J600). The wire between J3 and P600 is not shorted or open. Y↓N→Repair the wire. Replace the Fuser (PL 5.1) , the LVPS (PL 8.1) , and the AIOC PWB (PL 8.1) in that order. |
| Error code: | U4-2 |
| Display: | “Fuser Failure\ Press i” |
| Description: | Over Heat Temp Fail. A temperature of 250°C or higher was detected continuously for 480 ms. |
| Causes: | • Fuser Assembly • HVPS/Engine Logic Board • LVPS • Fuser Assembly Harness • LVPS Harness Assembly |
| Remedy: | When U4-2 occurs, [NVM 50-20 FSR Reset FuserOverTemp] becomes "1." Run [NVM 50-20 FSR Reset FuserOverTemp] using "0" to reset it. Check the resistance of the Thermistor. There is no open circuit between J601-1 ( P/J601) and J601-2, and the resistance is a minimum of 228k ohms (cold). Y↓N→Replace the Fuser (PL 5.1) . Check the wire between J408 ( P/J408) and P601 ( P/J601). The wire between J408 and P601 is not shorted or open. Y↓N→Repair the wire. Replace the Fuser (PL 5.1) , the LVPS (PL 8.1) , and the AIOC PWB (PL 8.1) in that order. |
| Error code: | U4-3 |
| Display: | “Fuser Failure\ Press i” |
| Description: | FS1 Thermistor Defect. Thermistor FS1 cannot be monitored any more. |
| Causes: | • Fuser Assembly • HVPS/Engine Logic Board • LVPS • Fuser Assembly Harness • LVPS Harness Assembly |
| Remedy: | Check the condition of the Fuser. The Fuser is installed properly. Y↓N→Install the Fuser properly. Check the resistance of the Thermistor. There is no open circuit between J601-1 ( P/J601) and J601-2, and the resistance is a minimum of 228k ohms (cold). Y↓N→Replace the Fuser (PL 5.1) . Check the wire between J408 ( P/J408) and P601 ( P/J601). The wire is not shorted or open. Y↓N→Repair the wire. Replace the Fuser (PL 5.1) and the AIOC PWB (PL 8.1) in that order. |
| Error code: | U4-4 |
| Display: | “Fuser Failure\Press i” |
| Description: | Fuser Fails at warm-up U4-4: Fuser Fail/ Power Off |
| Causes: | • Fuser Assembly • HVPS/Engine Logic Board • LVPS • Fuser Assembly Harness • LVPS Harness Assembly |
| Remedy: | 1 Turn the printer ON and notice how much time elapses before the error occurs. Does the error occur soon after the power is turned ON? Replace the Fuser Assembly. Go to “Fuser Assembly”. |
| Error code: | U4-6 |
| Description: | High fuser temperature |
| Error code: | U4-7 |
| Description: | Fuser Failure - U4-7 Cold Sagging The Fuser temperature regulation failed. NOTE: Following display of this error, leave power applied for 7 minutes, then cycle printer power. If the error reoccurs, proceed with troubleshooting procedure. |
| Causes: | • Fuser • LVPS • Engine Control Board |
| Remedy: | 1 Check the Fuser for a paper jam. Open Door A. Is there a paper jam in the Fuser? Go to Step 2. Remove the paper. 2 Check the Fuser installation. Open Door A. Is the Fuser installed correctly? Go to Step 3. Install the Fuser correctly. 3 Test the Fuser Exit Sensor operation. 1. Open Door A. 2. Run the Service Diagnostics Fuser Exit Sensor test. Does sensor state change each time the Fuser is installed or removed? Go to Step 5. Go to Step 4. 4 Check the resistance of the Fuser. Is there an open circuit in the Center Thermistor between J131-1 and J131-2? Is the resistance of the Rear STS across J131-1 and J131-2 equal or greater than 3 kohm? Go to Step 7. Replace the Fuser. 5 Check the Pressure Roller Thermistor resistance. Is there an open circuit in the Pressure Roller Thermistor between J133-1 and J133- 2? Is the resistance of the Pressure Roller Thermistor across J133-1 and J133-2 more than or equal to 3 k-ohm? Go to Step 6. Replace the Fuser. 6 Check the Fuser for connection. Is LVPS P/J6 connected? Go to Step 7. Connect P/J6. 7 Check the Fuser connections. Are P/J410, P/J607, P/J600, P131 and P133 connected? Replace Engine Control Board. Connect P/J410, P/J607, P/J600, P131 and P133. |
| Error code: | U7-1 |
| Description: | UI Communication Error. The User Interface PWB detected a communication failure. |
| Remedy: | Check each User Inferface PWB connector. Each connector is connected securely. Y↓N→Connect each connector securely. Turn the power OFF and ON. U7-1 recurs. Y↓N→Completed Replace the User Interface PWB (PL 8.4) . |
| Error code: | U9-3 |
| Description: | Exposure lamp problem |
| Error code: | U9-4 |
| Description: | Toner motor |
| Error code: | U9-5 |
| Description: | Problem in warm-up. |
