E203; E204 (Locks The Keys But Does Not Indicate A Code.); E210 (The Lens X Direction Drive System Has An Error.); E212 (The Lens Y Direction Drive System Has An Error.) - Canon NP6045 Service Manual

CHAPTER 10 TROUBLESHOOTING

17. E203

Cause Step
Scanner home
position sensor
DC controller
PCB

18. E204 (Locks the keys but does not indicate a code.)

Cause Step
Scanner
original leading
edge sensor 1
(PS3)
DC controller
PCB

19. E210 (The lens X direction drive system has an error.)

20. E212 (The lens Y direction drive system has an error.)

Cause Step
Lens X home
position sensor
(PS6)
Lens Y home
position sensor
(PS7)
X direction belt
support plate
DC controller
PCB
10-84
COPYRIGHT © 1997 CANON INC.
Checks
1 Is the scanner at home position
when E202 turns on?
2 Is the scanner home position
sensor (PS1) normal? (See the
descriptions on how to check
photointerrupters.)
Checks
1 Does the scanner move forward
when the Copy Start key is
pressed?
2 Is the scanner original leading
edge sensor 1 (PS3) normal?
(See the descriptions on how to
check photointerrupters.)
Checks
1 Turn ON the power switch. Does
the lens move in X/Y direction?
2 Is the lens X/Y home position
sensor (PS6/7) normal? (See the
descriptions on how to check
photointerrupters.)
3 Replace the DC controller PCB. Is
the problem corrected?
4 Is the X direction drive belt and
the belt support plate slipping
against each other?
YES/NO
NO
NO
YES
YES/NO
NO
NO
YES
YES/NO
NO
NO
YES
YES
CANON NP6045 REV. 1 MAR. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Action
See "The scanner fails
to move forward."
Check the wiring from
the DC controller PCB to
PS1; if normal, replace
PS1.
Replace the DC
controller PCB.
Action
See "The scanner fails
to move forward."
Check the wiring from
the DC controller PCB to
PS3; if normal, replace
PS3.
Replace the DC
controller PCB.
Action
See "The lens fails to
move."
Check the wiring from
the DC controller PCB to
PS6; if normal, replace
PS6.
Check the wiring from
the DC controller PCB to
PS7; if normal, replace
PS7.
End.
Replace the belt support
plate with one provided
with spacers.