E202; E203 - Canon NP6330 Service Manual

12

E202

Step
Cause
1
2
Scanner home
position sensor
(PS1)
DC controller
PCB
13

E203

Step
Cause
1
2
Scanner home
position sensor
(PS1)
DC controller
PCB
COPYRIGHT © 1997 CANON INC.
Checks
Is the scanner at home position
when 'E202' is indicated?
Is the scanner home position
sensor normal? (See the
instructions on how to check
photointerrupers.)
Checks
Does the scanner move forward
from when the Copy Start key is
pressed to when 'E202' is indicated?
Is the scanner home position
sensor normal? (See the
instructions on how to check
photointerrupers.)
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 TROUBLESHOOTING
YES/NO Action
NO See "The scanner fails
to move forward/in
reverse."
NO Check the wiring from
the DC controller PCB to
the sensor; if normal,
replace the sensor.
YES Replace the DC
controller PCB.
YES/NO Action
NO See "The scanner fails
to move forward/in
reverse."
NO Check the wiring from
the DC controller PCB to
the sensor; if normal,
replace the sensor.
YES Replace the DC
controller PCB.
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