CHAPTER 10 TROUBLESHOOTING
COPYRIGHT © 1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
10-38
4.
"E202" indication
Action
Refer to the sub-section
"Scanner does not
move."
Refer to the sub-section
"Scanner does not
move."
Check the wiring from
the DC controller PCB to
Q5. If it is normal, re-
place the scanner home
position sensor (Q5).
Replace the DC control-
ler PCB.
Result
No
No
No
Yes
Check
Set the power switch OFF, remove the
copyboard glass, and move the scanner
fully to the right manually. Switch the
power ON. Does the scanner reverse?
Set the power switch OFF and move the
scanner fully to the left manually. Switch
the power ON. Does the scanner advance
very slightly after the lens moves?
Is the scanner home position sensor (Q5)
normal?
Procedure
1
2
3
Cause/Problem
area
Scanner home
position
sensor (Q5)
DC controller
PCB
5.
"E208" indication
Action
Replace Q4.
Replace the DC control-
ler PCB.
Replace the mirror mo-
tor.
Result
No
Yes
No
Check
Check Q4. Is Q4 normal?
Press the zoom key within 50%/200%.
Does the mirror carriage move?
Procedure
1
2
Cause/Problem
area
Mirror home
position
sensor (Q4)
Mirror motor
(M3)
6.
"E210" indication
Action
Check from step 2.
Refer to the sub-section
"Lens does not move."
Check the wiring be-
tween the DC controller
PCB and Q4. If it is nor-
mal, replace Q4.
Replace the DC control-
ler PCB.
Result
Yes
No
No
Yes
Check
Switch the power ON. Does the lens move
to the left?
Is the lens home position sensor (Q4)
functioning normally? (See p. 2-10.)
Cause/Problem
area
Lens home
position
sensor (Q4)
DC controller
PCB
Procedure
1
2
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