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©
1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Composite Power Supply PCB (5/6)
R123
R117
3
7
6
5
2
1
4
8
DIS
THR
CV
Q
TR
VCC
R
GND
1
5
6
27
6
5
7
48
3
48
2
1
+
-
5
48
6
7
+
-
2
84
3
1
+
-
+
-
+
-
R150
T
-
FW
-
S
T-CTRL-S
T
-
REV
-
ON
MV-L
R120 R121
R125
R128
R124
R122
R118 R119
R130R129
R127
R132
R131
R135
R141
R139
R134
R138
R133
R137R136
R140
R142
R143
R145
R144
R146 R147 R148 R149
R153
R154
R155
R156
C103 C104
C106
C99 C100
C102
R152
C101
C105
24V
U12B
U12A
6
84
5
7
2
84
3
1
+
-
TRANSFER
24V
T
-
PROTECT
D53
Q30
Q31
Q29
Q25
Q28
Q27
Q26
Q24
+
C88
+
5FBT
+
5FBT
+
5FBT
C89
C85
C86 C87
C82 C83
C84
C92
C91
C98
C97
C95
C90
C94C93
C96
D54
D51
D52
D48
R126
D44
D39 D40 D41 D42
D43
D45
D47
D50
ZD4
D46
24V
24V
24V
24V
24V
T
-
PROTECT
T
-
FEEDBACK
U11A
U11B
U10A
U10B
T
-
FEEDBACK
T5
TRANSFER
T MAX
-
6.0KV <
-
20 UA>
T TYP.
-
4KV <
-
6 UA>
T CL
+
3KV <
+
10 UA>
T Lconst <
-
10 UA>
150M
T
-
FW
-
ON
+
5FBT
24V
Q23
U9
T-REV