Canon 1000 Service Manual page 714

7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
No. High-voltage output
5 Primary Y/M/C/K primary charging assem-
bly, Y/M/C/K grid output, Y/M/C/K transfer
high-voltage, developing bias Y/M/C/K-DC
(–370 V) output, internal static eliminator
assembly, separation charging assembly
output
6 Developing bias Y-AC/DC output, anti-stray
toner high-voltage output
7 Developing bias M-AC/DC output, anti-stray
toner high-voltage output
8 Developing bias C-AC/DC output, anti-stray
toner high-voltage output
9 Developing bias K-AC/DC output, anti-stray
toner high-voltage output
COPYRIGHT © 2001 CANON INC.
7-278
Transfer lifter UP, photosensitive drum motor
ON, pre-exposure ON, belt motor ON, transfer
blade ON
Y/M/C/K primary output, grid output (500 V),
developing bias DC (-370 V) output, internal
static eliminator assembly output, separation
charging output, transfer charging output ON
(Waits for a stop command while the transfer
belt makes 10 rotations.)
Transfer charging output, internal static elimina-
tor assembly output, separation charging output
OFF, transfer blade OFF, post rotation sequence
Developing bias Y-AC/DC output, anti-stray
toner high-voltage output ON
(Waits for a stop command, or 60 sec.)
Developing bias Y-AC/DC output, anti-stray
toner high-voltage output OFF
Developing bias M-AC/DC output, anti-stray
toner high-voltage output ON
(Waits for a stop command, or 60 sec.)
Developing bias M-AC/DC output, anti-stray
toner high-voltage output OFF
Developing bias C-AC/DC output, anti-stray
toner high-voltage output ON
(Waits for a stop command, or 60 sec.)
Developing bias C-AC/DC output, anti-stray
toner high-voltage output OFF
Developing bias K-AC/DC output, anti-stray
toner high-voltage output ON
(Waits for a stop command, or 60 sec.)
Developing bias K-AC/DC output, anti-stray
toner high-voltage output OFF
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
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