E053 - Canon NP6330 Service Manual

10

E053

Cause Step
Horizontal
registration
solenoid (SL7)
Horizontal
registration
paper edge
sensor (PS16)
Horizontal
registration
motor (M5)
Motor driver 1
PCB
DC controller
PCB
COPYRIGHT © 1997 CANON INC.
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Checks
Does the horizontal registration
1
motor (M5) rotate until 'E053'
turns on?
2 Press the Copy Start key in the
duplex mode. Does the horizontal
registration solenoid turn on?
Is the horizontal registration paper
3
edge sensor nomal? (See the
instructions on how to check
photointerrupters.)
Turn off the power switch, and dis-
4
connect the relay connector J85.
Set the meter to the ×1kΩ range,
and measure the registance
between the terminals of the
motor shown below. Is it nomal?
J85-2 J85-5
J85-3 J85-6
J85-1 J85-2
J85-1 J85-5
J85-4 J85-3
J85-4 J85-6
5 Replace the motor driver 1 PCB.
Is the problem corrected?
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 TROUBLESHOOTING
YES/NO
NO
NO
NO
Registance (Ω)
80
80
40
40
40
40
YES
NO
Action
Go to step 4.
Check the wiring; if
nomal, replace the
clutch.
Check the wiring; if nor-
mal, replace the sensor.
Replace the horizontal
registration motor.
End.
Replace the DC
controller PCB.
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