CHAPTER 13 TROUBLESHOOTING
13-58
COPYRIGHT © 1999 CANON INC.
CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
The copier's photointerrupters may be checked using either its service mode or a conventional
meter or the machine's service mode.
a.
Using a Meter
1) Set the meter range to 30 VDC.
2) Connect the - probe of the meter to GND of the DC controller PCB.
3) Connect the + probe of the meter to the terminals indicated (DC controller PCB).
4) Make checks as indicated.
b.
Using Service Mode
1) Select COPIER>I/O in service mode, and check the appropriate addresses:
Caution:
Take care. Turning on/off a sensor can start a motor or the like.
10
Checking the Photointerrupters
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