Reader Unit; The No. 1 Mirror Base Fails To Move - Canon iR2200 Service Handbook

4.3 Reader Unit

4.3.1 The No. 1 mirror base fails to move.

1. Initial check
Is the scanner motor driven?
YES: Go to step 2.
NO:
2. Cable (displacement, broken), Drive belt (displaced, broken)
Is the scanner drive cable or the drive belt normal?
NO:
3. Scanner path (foreign matter)
Move the scanner by hand. Does it move smoothly?
NO:
4. Wiring, Connector
Is the connection of the wiring and connectors from J401 of the reader con-
troller PCB to the scanner motor correct?
NO:
5. Scanner motor (M400), Reader controller PCB
Is the drive signal present at J401 of the reader controller PCB? (J401-5/6:
+24 V, J401-1/2/3/4: drive pulse)
YES: Replace the scanner motor.
NO:
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Go to step 4.
Replace or correct the cable of the drive belt.
Remove the dirt/foreign matter from the scanner rail. Remove any
object that comes into contact with the scanner. Use alcohol for
cleaning; thereafter, apply a small amount of silicone oil (FY9-
6010).
If the inverter PCB is not positioned correctly, it can come into
contact with the scanner.
Correct the wiring, and connect the connectors securely.
Replace the reader controller PCB.
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