Sony SSM-Q177 Service Manual page 56

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1
2
3
A
B
C
D
E
F
G
H
I
4
5
6
7
A
9-6
A
A
8
A BOARD
D201
E-7
IC403
G-7
D202
C-7
IC601
G-8
D203
C-5
D204
F-2
Q201
A-7
D205
E-7
Q202
A-7
D301
B-2
Q203
A-6
D305
E-6
Q204
D-8
D306
E-5
Q205
D-8
D307
B-1
Q206
E-7
D404
E-4
Q207
B-5
D405
C-4
Q208
C-6
D406
F-1
Q209
B-7
D407
F-2
Q210
D-6
D408
F-2
Q211
D-6
D409
F-3
Q212
D-6
D410
H-3
Q215
B-8
D411
F-7
Q402
G-3
D412
G-3
Q403
F-7
D601
H-8
Q501
G-6
Q502
F-6
IC301
C-2
IC401
C-3
RV402
D-5
• A BOARD WAVEFORMS
1
640 m V p-p (H)
5
7.2 V p-p (H)
9
6.7 V p-p (H)
![
– B SIDE –
1.5 V p-p (V)
9-6
A BOARD IC301 LA7830
VERTICAL
DRIVE
5
1
2
3
4
µ
A BOARD IC401
PC1377C
22
21
20
19
18
SYNC SEP
V.OSC
AFC
H.OSC
SYNC SEP
1
2
3
4
5
2
3
620 m V p-p (H)
29.2 V p-p (H)
6
7
288 m V p-p (V)
3.5 V p-p (V)
0
!-
3.8 V p-p (H)
5.3 V p-p (H)
!]
!\
41 V p-p (H)
10 V p-p (H)
6
7
17
16
15
14
13
12
DRIVE
V.BLK
DRIVE
REG
PROTECTOR
6
7
8
9
10
11
4
11.6 V p-p (H)
8
1.7 V p-p (V)
!=
42 V p-p (V)
!;
282 V p-p (H)
SSM-Q177/Q177CE

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