Checking The Photointerrupters; Using Service Mode - Canon 1000 Service Manual

4 Checking the
Photointerrupters
The CLC1000 allows you to use a conventional
meter or service mode when checking its
photointerrupters.
1. Using a Tester
1) Set the tester to the 30VDC range.
2) Connect the – probe of the tester to J101-7
(GND) of the DC control PCB.
3) Connect the + probe to the terminals (on the
DC controller PCB or the deck controller PCB)
shown on the pages that follow.
4) Make checks according to the instructions
given.
DISP COUNTER
ADJUST
FUNC
OPTION
TEST
COPYRIGHT © 2001 CANON INC.
<M> SENSOR
<S>
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Address bit 7 bit 0
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

2. Using Service Mode

1) Start service mode.
2) Press 'DISP'.
3) Press 'SENSOR'.
4) Make checks as indicated next page.
<R>READY <P>READY
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