Cpu Pcb - Canon 1130 Service Manual

CHAPTER 13 TROUBLESHOOTING
1 E000/E004
• See the detail code of E000 in service mode (COPIER>DISPLAY>ERR).
a. E000=0101, 0201, 0102, 0202, 0104, 0204, E004=0103, 0203
Cause
------------
Fixing thermistor
(THM1 through
THM4; short
circuit)
24 V for AC relay
drive
SSR1 (short
circuit)
DC driver PCB,

CPU PCB

Note: To clear E000,
1) Start service mode, and select COPIER>FUNCTION>CLEAR>ERR.
2) Press the OK key.
3) Turn off and then on the power switch.
13-6 13-97a
COPYRIGHT © 2002 CANON INC.
Step Checks
1 Clear E000 (Note). Is E000
indicated immediately after the
power switch is turned on?
2 Turn off the power switch, and
disconnect the connector J1004 of
the DC driver PCB. Measure the
resistance between a and b of the
following table. Is it 1 KΩ or less?
Code a
0101 J1004-A4
0102 J1004-A4
0201 J1004-A2
0202 J1004-A2
0103 J1004-A4
J1004-B8
0203 J1004-A2
J1004-B10
0104 J1004-B8
0204 J1004-B10
3 Is 24 V present between J939-2
and -3 on the DC fuse PCB?
4 Replace SSR1. Is the problem
corrected?
CANON CLC1100/1130/1150/1160/1180 REV.0 FEB. 2002 PRINTED IN JAPAN (IMPRIME AU JAPON)
Yes/No
NO
YES
b
J1004-A3
J1004-A3
J1004-A1
J1004-A1
J1004-A3
J1004-B7
J1004-A1
J1004-B9
J1004-B7
J1004-B9
NO
YES
NO
Action
Go to step 4.
Check the wiring from
J1004 to the fixing
thermistor in question; if
normal, replace the
fixing thermistor.
Check the DC fuse
(FU925) and the left
front cover switch,
transfer unit lever
switch, and delivery
cover switch.
End.
Replace the DC driver
PCB or the CPU PCB.
(After replacement,
execut the work under
II. H. 10. or II. H. 1.)