Pick-Up Fails (Cassette 1) - Canon 1000 Service Manual

40

Pick-up fails (cassette 1).

Cause Step
Drive belt
(displacement)
Registration
roller drive
clutch
Gear
Pick-up/separa-
tion/feeding
roller
Drive clutch,
Solenoid
DC controller
PCB
COPYRIGHT © 2001 CANON INC.
Checks
1 Does the "ADD PAPER" message
remain ON?
2 Slide out and then in the cassette.
Are the sounds of lifter lowering and
of the lifter motor turning heard?
3 Is the drive belt attached properly?
4 Is the paper moved so that its
leading edge reaches the registra-
tion roller assembly?
5 Is the drive from the pick-up motor
transmitted to the cassette holder
through the gears?
6 Does the pick-up/separation/feeding
roller rotate?
7 Does the voltage between the
following terminals on the DC
controller PCB change at the pick-up
timing?
• Cassette 1 Pick-Up Roller Re-
leasing Solenoid (SL9)
J2222A-8 and J2222A-1
• Cassette 1 Pick-Up Roller Drive
Clutch (CL2)
J2222A-9 and J2222A-1
• Pick-Up Vertical Path Roller 1
Drive Clutch (CL11)
J2222A-5 and J2222A-1
• Pick-up Vertical Path Roller 2
Drive Clutch (CL13)
J2222A-10 and J2222A-1
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Yes/No
YES
NO
NO
YES
NO
YES
YES
NO
Action
See "The 'ADD PAPER'
message fails to turn
OFF."
See "The lifter fails to
rotate."
Re-attach it.
See "The registration
roller fails to rotate."
Check the gears.
• Check the pick-up/
separation/feeding
roller.
• Check the guide plate
for deformation and
obstacles.
Check the wiring; if
normal, replace the
solenoid and clutch.
Replace the DC controller
PCB.
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