Canon Vizcam 1000, Service Manual

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COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
35 AC power is absent.
Action
Connect the power plug.
The problem is not of the
copier. Advise the user.
Go to step 5.
Press the button on the
circuit breaker to check
for electrical continuity; if
not 0
Ω
, replace the circuit
breaker (CB1, CB2).
Check or replace the
power cord and the line
filter (LF1).
Replace SW1.
Check the wiring of the
AC power line and con-
nector for poor contact.
Cause
Power plug
Power source
Circuit breaker
(CB1, CB2;
faulty or OFF)
Power cord, Line
filter (LF1)
Power switch
(SW1; faulty)
Wiring
Step
1
2
3
4
5
Checks
Is the power plug connected to the
power outlet?
Is the rated AC voltage present at the
power outlet?
Is the rated voltage present between
F3 and F4 of RL1?
Check both terminals of the circuit
breaker (CB1, CB2) for electrical
continuity. Is it 0
Ω
?
Connect the probes of the meter to
both terminals of the power switch
(SW1). Is it 0
Ω
when the switch is
turned ON, and
∞Ω
when the switch
is turned OFF?
Yes/No
NO
NO
YES
NO
YES
NO
YES