E010; E030 - Canon NP6330 Service Manual

6

E010

Step
Cause
Main motor unit
(M1; integrated
unit of main
motor and main
motor driver
PCB)
DC controller
PCB
Drive belt
DC power
supply PCB
Main motor unit
DC controller
PCB
7

E030

Step
Cause
DC controller
PCB
COPYRIGHT © 1997 CANON INC.
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Checks
1
Does the main motor (M1) rotate
until 'E010' turns on?
2
Set the meter to the 12VDC
range. Does the voltage between
J107-3 (+) and J107-2 (-) on the
DC controller PCB change from 0
to 5 V between when the Copy
Start key is pressed and when
'E010' is indicated?
3
Is the drive belt attached
properly?
4
Set the meter to the 100VDC
range, and connect its probes to
J633-1 (+) and J633-5 (-) on the
DC power supply PCB. Is the
voltage between the terminals
about 24 V?
5
Replace the main motor unit. Is
the problem corrected?
Checks
1
Does the total counter operate
normally?
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 TROUBLESHOOTING
YES/NO Action
NO Go to step 3.
YES Check the wiring from
the DC controller PCB to
the main motor; if
normal, replace the main
motor unit.
NO Replace the DC
controller PCB.
NO Re-attach it.
NO Check the wiring J633
on the DC power supply
PCB to the main motor
unit; if normal, replace
the DC power supply
PCB.
YES End.
NO Replace the DC
controller PCB.
YES/NO Action
NO See "The total counter
fails to operate."
YES Replace the DC
controller PCB.
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