Canon NP6621 Service Manual page 315

24V
R117
Q23
D44
+ C88
R126
D48
C93
R150
T - FW - S
C99
COPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
T - FEEDBACK
24V
+ 5FBT
R120 R121
Q24
U9
R123
Q26
7 3
DIS Q
6
THR
R125
5 2
T - FW - ON
CV TR
Q27
C94
C96
R136 R137
R140 + 5FBT
6
-
7
5
+
R142
U11B
D52
R143
24V
R144
R145
Q30
24V
D53
C100
3
+
R152
1
2
-
U10A
Q31
C103 C104
R153
R154
R155
D54
C106
R156
T MAX - 6.0KV < - 20 UA>
T TYP. - 4KV < - 6 UA>
C82
T CL + 3KV < + 10 UA>
T5
T Lconst < - 10 UA>
TRANSFER
1
D39 D40
5 150M
T-REV
6
C84
2 7
R124
C90
T - PROTECT
R128
Q28
R131
ZD4
+ 5FBT
R133
C95
R134
2
-
R138 R139
1
3
+
U11A
C97
D51
T - PROTECT
24V
R146 R147 R148 R149
C101
C102
7
24V
U12A
3
+
1
T - FEEDBACK
2
-
Composite Power Supply PCB (5/6)
C83
D41 D42
C86
R118 R119
C85 D43 24V
C89
D46
R122
Q25
+ 5FBT
D47
C91
R127
C92
6
-
7
5
+
R129 R130
U10B
24V
R132
D50
R135
T - REV - ON
R141
C98
TRANSFER
U12B
5
+
6
-
T-CTRL-S
C105
C87
MV-L
D45
Q29
A–25