4-23
The errors messages and an explanation of each are outlined below.
RX Motor Error
Suggested corrective action:
1. Check the connection between RX motor and the Connect A PCB (P90). (See page 2-1.)
2. Verify the RX motor rotates when the power is on. If OK, see step 6.
3. Check the power is supplied to the Rx motor. If it does not, see step 5.
4. Replace the RX motor if it doesn’t rotate.
5. Replace the Connect A PCB.
6. If the problem is not correct, replace the main control board.
Fan Error
Suggested corrective action:
1. Verify the inside fan rotates when the power is on.
2. Check the connection between the fan and Connect A PCB (P87), Connect A PCB (P80C) and the
main board.
3. Replace the fan motor if it doesn’t rotate.
4. Replace the Connect A PCB.
5. Replace the main control board.
Fuser Error
Suggested corrective action:
1. Turn on the power again, and verify the fuser warms up. If it does not, see step 4.
2. Check the contact between Fusing thermistor and Connect A PCB (P89).
3. Check the contact between Connect A PCB (P80C) and the main board.
4. Replace the Fuser.
5. After replacing the Fuser, verify the fuser warms up when the power is on.
6. Replace the main control PCB.
Drum Error
Suggested corrective action:
1. Verify the drum cartridge is set correctly.
2. Check the point of contacts between drum cartridge and Connect A PCB (P86)．
3. Check the contact between Connect A PCB (P80C) and the main board.
4. Replace the drum cartridge.
5. Replace the Connect A PCB.
6. Replace the main control PCB.
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