Canon CLC 1120 Service Manual page 827

CHAPTER 13 TROUBLESHOOTING
Code
4 primary output, grid output, Y developing
assembly bias output
5 primary output, grid output, Bk color
developing bias output
13-300
COPYRIGHT © 1999 CANON INC.
High-voltage output
Table 13-706b
drum motor ON
pr-exposure lamp ON
photosensitive drum 1 rotation
primary output, grid output (500 V) ON
Y developing assembly locked, developing
bias (AC/DC) ON
(wait for stop command; equivalent of
photosensitive drum 10 rotations)
Y developing assembly unlocked, developing
bias (AC/DC) OFF
primary output, grid output OFF
photosensitive drum 1 rotation
pre-exposure lamp OFF
drum motor OFF
drum motor ON
pre-exposure lamp ON
photosensitive drum 1 rotation
primary output, grid output (500 V) ON
Bk color developing assembly locked,
developing bias (AC/DC) ON
(wait for stop command; equivalent of
photosensitive drum 10 rotations)
Bk developing assembly unlocked,
developing bias (AC/DC) OFF
primary output, grid output OFF
photosensitive drum 1 rotation
pre-exposure lamp OFF
drum motor OFF
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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