Canon imageRUNNER ADVANCE DX C5870i Service Manual page 679

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8. Error/Jam/Alarm

Cassette 4 Lifter error

A. Operation / B. Cause /

Error in the Lifter Motor or the Paper Surface Sensor

Detection condition/timing:

- When failure of the Cassette Lifter was detected

- When lift-up was not completed within the specified period of time after the start of lift-up

Movement/symptom:

While failure has occurred (an alarm has occurred), the target paper source cannot be used

because it is in no paper state.

Message displayed on the Control Panel:

Check the paper source. (Contact the service technician)

While the Cassette 4 is removed, turn ON the power and then insert the Cassette 4, and check

the operation sound of the motor.

When there is operation sound of the motor, check if the Lifting Plate has been lifted up.

- If the Lifting Plate has been lifted up

1. Check that the Cassette 4 Paper Surface Sensor (PS108) is properly installed.

2. Check the harness/connector between the Feed Driver PCB (UN1) and the Cassette 4 Paper

Surface Sensor (PS108).

3. Check the Cassette 4 Paper Surface Sensor (PS108).

4. Replace the Feed Driver PCB (UN1).

- If the Lifting Plate has not been lifted up

1. Check the condition of the gear at the host machine side (missing teeth, swing).

2. Check the Cassette 3,4 Lifter Motor (M101).

3. Replace the Feed Driver PCB (UN1).

- When there is no operation sound of the motor, check the followings.

1. Check the harness/connector between the Feed/Drum Driver PCB (UN2/J221) and the Cassette

3,4 Lifter Motor (M101).

2. Check the condition of the gear at the host machine side (missing teeth, swing).

3. Check the Cassette 3,4 Lifter Motor (M101).

4. Replace the Feed Driver PCB (UN1).

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Troubleshooting