Canon CLC 1120 Service Manual page 867

CHAPTER 13 TROUBLESHOOTING
Code
E061
13-340
COPYRIGHT © 1999 CANON INC.
Cause
· The laser is faulty.
· The laser light is inadequate.
· The bending mirror is faulty.
· The laser shutter is faulty.
· The laser is faulty.
· The dark area potential attenuation
is at the upper control limit.
· The grid bias is at the upper
control limit.
· The grid bias is at the lower
control limit.
· The developing bias is at the upper
control limit.
· The developing bias is at the lower
control limit.
· Vd1 is at the upper measurement
limit.
· The photosensitive drum has
deteriorated.
· Vd1 is at the lower measurement
limit.
· VL1 is at the upper measurement
limit.
· VL1 is at the lower measurement
limit.
· Vd2 is at the upper measurement
limit.
· Vd1 is at the lower measurement
limit.
· VL1 is at the upper measurement
limit.
· VL2 is at the lower measurement
limit.
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Timing of detection
0051 Vd1 is 300 V or less and, in
addition, Vd2 is 500 V or less.
0052 VL1 is 200 V or more and, in
addition, VL2 is 250 V or
more.
0053 Vd1 is 100 V or less and, in
addition, is 150 V or less.
0060 The dark are potential
attenuation value is 150 V or
more.
0070 The grid bias output value is
900 V or more.
0071 The grid bias output value is
100 V or less.
xx80 The developing bias output
value is 700 V or more.
xx81 The developing bias output
value is 200 V or less.
0090 Vd1 is 700 V or more.
0091 Vd1 is 400 V or less.
0092 VL1 is 200 V or more.
0093 VL1 is 10 V or less.
0094 Vd2 is 900 V or more.
0095 Vd1 is 550 V or less.
0096 VL2 is 250 V or more.
0097 VL2 is 50 V or less.