The Blank Shutter Fails To Move; The Photosensitive Drum Fails To Rotate - Canon NP6330 Service Manual

25

The blank shutter fails to move.

Cause Step
Blank shutter
cable
Blank shutter
motor (M8)
Moor driver 1
PCB
DC controller
PCB
26

The photosensitive drum fails to rotate.

Cause Step
Drum unit
Belt
Main drive
assembly
COPYRIGHT © 1997 CANON INC.
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Checks
1 Is the blank shutter cable routed
properly?
2 Turn off the power switch, and dis-
connect the relay connector J26.
Set the meter to the x1KΩ range,
and measure the resistance
between the terminals of the
motor shown below. Is it normal?
J26-4 J26-5
J26-1 J26-2
J26-6 J26-5
J26-6 J26-4
J26-3 J26-2
J26-3 J26-1
3 Replace the motor driver 1 PCB.
Is the problem corrected?
Checks
1 Is 'E010' indicated?
2 Re-set the drum unit. Is the
problem corrected?
3 Is the belt for the drive attached
properly?
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 TROUBLESHOOTING
YES/NO
NO
NO
Resistance (Ω)
100
100
50
50
50
50
YES
NO
YES/NO
YES
YES
NO
YES
Action
Re-route the blank
shutter cable.
Replace the blank
shutter motor.
End.
Replace the DC
controller PCB.
Action
See "E010."
End.
Re-attach the belt.
Remove the main drive
assembly, and correct or
replace any faulty part
as necessary.
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