Canon 1000 Service Manual page 571

Cause Step
AC power
supply
Triac
DC controller
COPYRIGHT © 2001 CANON INC.
Checks
7 Push in the fixing unit, and turn ON
the power switch; then, set the
meter to the 250VAC range.
Does the index of the meter swing
when the probes of the meter are
connected to the following terminals
of the faston of RL1?
FT35 and FT40
8 Set the meter to the 10VDC range,
and connect the probes of the meter
to the terminals of the following
connectors of the DC controller
PCB. Does the index of the meter
indicate '+5 V'?
J2213-B11 and GND
J2213-B10 and GND
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Yes/No
NO
YES
NO
Action
Check the power switch
and the relay (RL1); if
normal, see "AC power is
absent."
Check the wiring from
relay RL1 to SSR and
from the triac to the fixing
assembly drawer connec-
tor; if normal, replace the
triac.
Replace the DC controller
PCB.
7-135