Canon PC920 Service Manual page 376

Service manual
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T101
<A508>
TIM
<A503>
24VOFF
16
R154
C152
13
LOW_G
<A503>
15
D105
FB103
Q109
24VON
<A503>
R167
R138
C153
R128
D107
LOW_GU
FB102
<A503>
C122
14
+5V
R156
Q107
C146
COPYRIGHT © 1999 CANON INC.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
D103
R118
DC24V_S
<A508>
C116
R119
C115
C141
+5V
FB101
D104
R158
+
C118
R139
C133
+24VR
R131
R132
T105
4
2
Q110
8
6
3
1
7
5
R130
C125
4
Q115
Q111
R169
C139
D119
R148
+24VR
D120
R147
Q115
2
C145
8
1
+5V
3
4
R160
R155
R146
C144
R182
+5V
L180
Q180
1
Cs
L181
2
Es
+
3
+
Ct
C182
C181
4
GND
+24VR
R157
3
4
1
C132
2
Q117
8
+5V
C136
R121
VIN_1SR139
<A502>
L101
+5V
C154
+5V
R165
D109
R144
R149
R168
C142
8
2
1
3
R145
4
Q116
C140
C143
R136
MPWM_INV
<A508>
Composite Power Supply Circuit Diagram [A504] (3/8)
+24VR
8
Cd
R181
7
Si
+5V
6
V+
5
INV
D132
+
C183
C180
+5V
R124
R122
D129
R115
ZD102
ZD103
ZD101
D130
Q108
R127
R123
C134
+24VU
R151
R153
+
+
C129
C103
C127
R125
R186
R185
1
2
3
4
5
6
J202
+5V
+5V
R129
D117
C137
D118
5
4
7
+5V
6
8
Q117
+5V
+
C135
O.C.P.1
CLIMIT
<A508>
+5V
Q116
8
C160
5
7
6
4
D131
A-21

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