The Counter Fails To Operate - Canon CLC5000 Service Manual

CHAPTER 5 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS

4.1.58 The counter fails to operate.

Counter
1) Turn OFF the power switch, and disconnect the connector J2216
NO:
DC controller PCB
Counter
2) Connect the connector J2216, and set the meter to the 24VDC
NO:
YES: Replace the counter.
5-162
from the DC controller. Set the meter to the ×K range, and mea-
sure the resistance of the following counters:
Counter
CNT1 J2216B-9
CNT2 J2216B-10 J2216B-8
CNT3 J2216B-11 J2216B-8
CNT4 J2216B-12 J2216B-8
CNT5 J2216B-13 J2216B-8
CNT6 J2216B-14 J2216B-8
Check the wiring from J2216 to the counter; if normal, replace the
counter.
range.
Does the voltage of the following connectors on the DC controller
PCB change from about 24 V to about 0 V and then to 24 V when
the Start key is pressed? Be sure to select a copying mode appropri-
ate to the counter operation:
Counter
CNT1 J2216B-9
CNT2 J2216B-10 J2216B-8
CNT3 J2216B-11 J2216B-8
CNT4 J2216B-12 J2216B-8
CNT5 J2216B-13 J2216B-8
CNT6 J2216B-14 J2216B-8
Replace the DC controller PCB.
COPYRIGHT © 2001 CANON INC.
+ –
J2216B-8
+ –
J2216B-8
2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001