Remedy: 1 Check the Front Cover (Front Cover) for shape. Are there any damages on the Front Cover? Replace the Front Cover. Go to step 2. 2 Check the Front Cover for latching. Open and close the Front Cover. Is the Front Cover latched correctly? Go to step 3. Reseat or replace the Front Cover. 3 Perform the procedure “Cover Open Sensor (Interlock Switch)” on page 4-26 to check the Interlock Switch operation. Does the number on the screen increase by one, when the Front Cover is closed and opened? Replace the MCU Board. Go to step 4. 4 Check the connectors for connection. Check the connections between MCU Board and LVPS. Are P/J14 and P/J501 connected correctly? Go to step 6. Reconnect the connector(s) P/ J14 and/or P/ J501 correctly, then go to step 5. 5 Does the error still occur when the power is turned Off and On? Go to step 6. Complete. 6 Check the LVPS Main Harness Assy for continuity. Disconnect J14 from the MCU Board. Disconnect J501 from the LVPS. Is each cable of J14 <=> J501 continuous? Go to step 7. Replace the LVPS Main Harness Assy. 7 Check the power to the Interlock Switch Disconnect the connector of J44 on the LVPS. Is the voltage across P44-1 <=> ground on the LVPS, about +24 VDC? Go to step 8. Replace the LVPS 8 Check the Interlock Switch for operation Check the voltage across P44-3 <=> ground on the LVPS. Does the voltage change, when the Interlock Switch is turned On/Off? Replace the LVPS Replace the Interlock Harness Assy.
Remedy: 1 Check the Toner Door for shape. Are there any damages on the Toner Door? Replace the Toner Door. Go to step 2. 2 Check the Toner Door for latching. Open and close the Toner Door. Is the Toner Door latched correctly? Go to step 3. Replace the Toner Door. 3 Check the Toner Door Switch (PL5.1.9) for operation. In the Printer Diagnostic tests, use Engine Diag > Sensor Test > Side Switch. Does the number on the screen increase by one, when the Toner Door is closed and opened? Replace the MCU Board. Go to step 4. 4 Check the Toner Door Switch Harness for continuity. Disconnect J29 from the MCU Board. Disconnect J291 from the Toner Door Switch. Is each cable of J29 <=> J291 continuous? Go to step 5. Replace the Toner Dispenser Assembly. 5 Replace the Toner Door Switch. Does the error still occur when the power is turned Off and On? Replace the MCU Board. Complete.
Remedy: 1 Check paper feeding Was paper fed from the Manual Feed slot? Go to step 2. Go to step 4. 2 Was the paper inserted straight into the Manual Feed slot and not at an angle? Go to step 4. Insert paper straight into the Manual Feed slot, and go to step 3. 3 Does the error still occur when printing? Go to step 4. Complete. 4 Check the paper condition Is the paper wrinkled or damaged? Replace with new, dry paper, then go to step 5. Go to step 6. 5 Does the error still occur when printing? Go to step 7. Complete. 6 Reload with new paper. Does the error still occur when printing? Go to step 7. Complete. 7 Open and close the Front Cover, and then latch correctly. Does the error still occur when printing? Go to step 8. Complete. 8 Check the Fuser Assy Does any paper and/or foreign substance remain in the Fuser Assy? Remove the paper and/or substance, then go to step 9. Go to step 9. 9 Reseat the Fuser Assy. Does the error still occur when printing? Go to step 10. Complete. 10 Perform the procedure “Exit Sensor” on page 4-23 to check the Exit Sensor operation. Does the number on the screen increase by one, when you operate the Exit Sensor actuator in the Fuser Assy? Replace the MCU Board. Go to step 11. 11 Check the connections between the MCU Board and Fuser Assy. Are P/J17 and P/J171 connected correctly? Go to step 12. Reconnect the connector(s) P/ J17 and/or P/ J171 correctly. 12 Check the Fuser Harness Assy continuity. Remove the Fuser Assy. Disconnect J17 from the MCU Board. Is each cable of J17 <=> P171 continuous? NOTE: P171 is attached to the frame. Go to step 13. Replace the Fuser Harness Assy. 13 Check the power to the Exit Sensor in the Fuser Assy. Disconnect the connector of J17 on the MCU Board. Is the voltage across J17-1 <=> ground on the MCU Board, about +3.3 VDC? Go to step 14. Replace the MCU Board. 14 Check the Exit Sensor operation. Check the voltage across J17-3 <=> ground on the MCU Board. Does the voltage change, when the actuator of the Exit Sensor is operated? Replace the MCU Board. Replace the Fuser Assy. After replacing the Fuser, be sure to reset the Fuser counter.
Remedy: 1 Check the error. Replace to known good paper. Does the error still occur when printing? Go to step 2. Complete. 2 Open the Front Cover and check the Registration Rollers. Is the metal roller pressed against the rubber roller by the spring pressure? Go to step 3. Replace Feeder Assy. 3 Perform the first part of the procedure “Registration Clutch” on page 4-33 to check the Registration Clutch. Do you hear a click when the clutch is energized? Go to step 4. Replace the Drive Clutch Assy. 4 Perform the procedure “Registration Sensor” on page 4-22 to check the Registration Sensor for operation. Does the number on the screen increase by one when you operate the Registration Input Actuator? Replace the MCU Board. Go to step 5. 5 Remove the Lower Chute Assembly to check the shape and operation of the Registration Input Actuator. Are the shape and operation normal? Go to step 6. Reseat the Registration Input Actuator. If broken or deformed, replace it. 6 Check the connectors of the for connection. Check the connections between the MCU Board and Registration Sensor. Are P/J23 and P/J232 connected correctly? Go to step 7. Reconnect the connector(s) P/ J23 and/or P/ J232 correctly. 7 Check the Left Side Harness Assy for continuity. Disconnect J23 from the MCU Board. Disconnect J232 from the Registration Sensor. Is each cable of J23 <=> J232 continuous? Go to step 8. Replace the Left Side Harness Assy. (PL 3.1.18) 8 Disconnect J23 from the MCU Board and measure the voltage across P23-3 <=> ground on the MCU Board. Is the voltage about +3.3 VDC? Go to step 9. Replace the MCU Board. 9 Check the voltage across P23-5 <=> ground on the MCU Board. Remove the Lower Chute Assembly to check the operation of the Registration Sensor. Does the voltage change when you operate the Registration Input Actuator? Replace the MCU Board. Replace the Registration Sensor
Code: 077-907
Description: IOT Remain Duplex JAM
Causes: • Left Side Harness Assy (PL3.1.18) • Manual Feed No Paper Sensor (Sensor Photo) (PL3.2.13) • MCU Board (SFP PL8.2.13; MFP PL8.3.6)
Remedy: 1 Perform the procedure “Manual Feed Sensor” on page 4-20 to check operation of the Manual Feed No Paper Sensor. Does the number on the screen increase by one when you insert paper? Replace the MCU Board. Go to step 2. 2 Check the connections between the MCU Board and Manual Feed No Paper Sensor. Are P/J23 and P/J233 connected correctly? Go to step 3. Reconnect the connector(s) P/ J23 and/or P/ J233 correctly. 3 Check the Left Side Harness Assy for continuity. Disconnect J23 from the MCU Board. Disconnect J233 from the Manual Feed No Paper Sensor. Is each cable of J23 <=> J233 continuous? Go to step 4. Replace the Left Side Harness Assy. (PL 3.1.18) 4 Check the power to the Manual Feed No Paper Sensor. Disconnect J23 from the MCU Board. Is the voltage across P23-6 <=> ground on the MCU Board, about +3.3 VDC? Replace the Manual Feed No Paper Sensor. Replace the MCU Board.
Remedy: 1 Check the life counter value of the Imaging Unit. Does the life count value show the near of the end? Replace the Imaging Unit. Go to step 2. 2 Reseat the Imaging Unit. Does the error still occur when the power is turned Off and On? Go to step 3. Complete. 3 Check after replacing the Imaging Unit. Replace the Imaging Unit. Caution: Be sure to pull all eight sealing tapes out from a new Imaging Unit before installation. Does the error still occur when the power is turned Off and On? Replace the MCU Board. Complete.
Remedy: 1 Turn off the power, and open the Front Cover. Remove the Imaging Unit. Have all eight sealing tapes been removed? After Check, reseat the Imaging Unit correctly. Go to step 3. Pull out the sealing tapes, then go to step 2. 2 Does the error still occur when the power is turned Off and On? Go to step 3. Complete. 3 Replace the Imaging Unit. Caution: Be sure to pull all eight sealing tapes out from a new Imaging Unit before installation. Does the error still occur when the power is turned Off and On? Replace the MCU Board. Complete.
Remedy: 1 Does the error still occur when the power is turned Off and On? Go to step 2. Complete. 2 Check the Imaging Unit type. Is the correct Imaging Unit installed? Go to step 4. Replace the Imaging Unit, then go to step 3. 3 Does the error still occur when the power is turned Off and On? Go to step 4. Complete. 4 Reseat the Imaging Unit. Does the error still occur when the power is turned Off and On? Go to step 5. Complete. 5 Are P/J42 and P/J422 connected correctly? Go to step 7. Reconnect the connector(s) P/ J42 and/or P/ J422 securely, then go to step 6. 6 Does the error still occur when the power is turned Off and On? Go to step 7. Complete. 7 Check the PHD XPRO Harness Assy for continuity. Disconnect P422 from the Imaging Unit. Disconnect J42 from the MCU Board. Is each cable of P422 <=> J42 continuous? Go to step 8. Replace the PHD XPRO Harness Assy. 8 Replace the Imaging Unit. Does the error still occur when the power is turned Off and On? Replace the MCU Board. Complete.
Máy Photocopy
Máy in mã vạch - In tem nhãn
PC- Laptop - Điện thoại
Máy in – Mực in
Máy chiếu - Màn chiếu
Máy chấm công - Kiểm soát ra vào
Máy hủy tài liệu
Máy đếm tiền, kho , quỹ
Loa - Loa bluetooth, vi tính, Karaok
Máy lạnh, Cây nước nóng lạnh
