E060 - Canon NP6330 Service Manual

CHAPTER 11 TROUBLESHOOTING
11

E060

Cause Step
1
Cleaner motor 2
(M11)
3
Motor driver 2
PCB
DC controller
PCB
4
Wire cleaner
home position
sensor (MSW1)
Wire cleaner
rear position
sensor (MSW2)
DC controller
PCB
11-80
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Checks
Open the front door and the
delivery assembly to cool the
fixing roller. Does the wire cleaner
operate when the power switch is
turned on once again.
Set the meter to the 30VDC
range, and connect its probes to
J114-A1 (+) and J114-A2 (-) on
the DC controller PCB. Is the
voltage between the terminals
about 12 V when the power switch
is turned on?
Replac the motor driver 2 PCB. Is
the problem corrected?
Remove the transfer charging
assembly rail from the copier.
Connect the probes of the meter
to both terminals of each switch,
and press the switch; is there
electrical continuity?
YES/NO
YES
NO
YES
NO
NO
YES
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Action
Go to step 4.
Replace the cleaner
motor.
End.
Replace the DC
controller PCB.
Replace the faulty
switch.
Replace the DC
controller PCB.