Va-228 - Sony DSR-400 Service Manual

1
CN3 (1/5)
CN3 (2/5)
CN3 (3/5)
PA-296(R)
CN3 (5/5)
CN3 (4/5)
2
CN4 (1/5)
CN4 (2/5)
3
CN4 (3/5)
PA-297(G)
CN4 (5/5)
CN4 (4/5)
4
CN1 (1/5)
CN1 (2/5)
CN1 (3/5)
PA-298(B)
CN1 (5/5)
5
CN1 (4/5)
A B
C7
C1
0.1uF
22uF
6.3V
:OS
IC105
AD8014ART-REEL7
1 R_+4.7V
R185
1k 3
2 R_PA_X_IN
+
R187
1k 4
-
3 R_RA_G_IN
R197
0
NM
R186
1k
5 GND
4 R_-4.3V
C2
C8
22uF
6.3V 0.1uF
:OS
002 BLKG
002 CLP1
002 CLP2
002 P-CLP_EN
C3
0.1uF
IC205
AD8014ART-REEL7
1 G_+4.7V
R189
1k 3 5
2 G_PA_X_IN
+
R191
1k
4
-
3 G_PA_G_IN
2
R198
0
NM
5 GND
R190
1k
4 G_-4.3V
C4
0.1uF
002 -5V_VEE
002 +5V_REG
C5 C15
22uF 0.1uF
6.3V
:OS
IC305
1 AD8014ART-REEL7
B_+4.7V
R193
1k 3 5
2 B_PA_X_IN
+
R195
1k
4
-
3 B_PA_G_IN
2
E1
R199
0
NM R194
1k
5 GND
002 B_PA_G_IN
4 B_-4.3V
C6
22uF C16
6.3V 0.1uF
:OS
002 -5V_REG
C

VA-228 (1/2)

VA-228 (1/2)
R7 R8
3.3k 4.7k
C107
0.1uF
TP2
RV101
10k FL101
5
18M
R153 2 R9 R11 R12
1 47 2.2k 4.7k 1k TRAP
3 1 2 IN 3
OUT
G1 GND G2
RV101:R GAIN
7 4 8 R34 R35
2
47k
R188 220k
1k
R13
R1
4.7k
100
Q327 Q328
2SA1226-T1E3E4 2SA1226-T1E3E4
C108 R10
1pF IC101 (1/2) 220k
NM NJM062V(TE2)
R280
5
C9
100
22uF +
7
- 6
C10
22uF
C11
C106
1uF Q103
0.1uF
2SA1226-T1E3E4
R14
R2 1k
R15
15k
6.8k
R_BLK 002
R16
R17
3.3k
4.7k
C105
0.1uF
2SC4177-T1L5L6
TP1
RV201
10k FL201
2 18M
R277 R18 R20 R21
1 47 2.2k 4.7k 1k TRAP
3 1 2 IN 3
OUT
G1 GND G2
RV201:G GAIN
R38
7 4 8
R37
R192 47k
220k
1k
R22
R3
4.7k
100
Q329
Q330
2SA1226-T1E3E4
2SA1226-T1E3E4
C109 R19
1pF IC201 (1/2) 220k
NM NJM062V(TE2)
R281
100
5
C12
22uF +
7
- 6 C13
22uF
C14
C104
1uF Q203
0.1uF
R23 2SA1226-T1E3E4
R4 1k
R24
15k
6.8k
G_BLK 002
R25 R26
3.3k 4.7k
C103
0.1uF
2SC4177-T1L5L6
TP3
RV301
5k FL301
2 18M
R278 R27 R29 R30
1k
1 47 3 1 220 4.7k 2 IN TRAP 3
OUT
G1 GND G2
R31
RV301:B GAIN
R41
4.7k 7 4 8 R40
R196 220k 47k
1k
R5
100
Q332
2SA1226-T1E3E4
Q331
2SA1226-T1E3E4
C110
1pF R28
NM IC301 (1/2) 150k
NJM062V(TE2)
R282
100 5
C17
22uF 7 +
- 6
C18
22uF
C19
C102 1uF
0.1uF Q303
R32
2SA1226-T1E3E4
R6 1k
R33
15k
6.8k
B_BLK 002
4-88 4-88
D E
R58
4.7k
IC102 (3/3)
TC74HC4053AFT(EL)
Q104
C29 C30 R59 R60
2SA1610-T1Y34
2pF 2pF 470k 1M
R50 R51
47
470
R61
3.3k
R49
1.5k
NM
R62
3.3k
R43
22
IC102(2/3)
TC74HC4053AFT(EL)
Q113 5 4
0 COM
2SC4177-T1L5L6
3 2 15
1 0 COM
9 1
SEL 1
R44
10
0
SEL
IC102(1/3)
TC74HC4053AFT(EL)
L104
10uH Q321
2SC4178-F13F14-T1
R36 C26
Q322
2.2k 22pF
2SC4178-F13F14-T1
R63
4.7k
Q204
2SA1610-T1Y34
C31 C32 R66 R67
Q213
2pF 2pF 470k 1M
R53 R54
470 47
R64
3.3k
R52
1.5k
NM
R65
3.3k
R45
22
IC202(2/3)
TC74HC4053AFT(EL)
5 4
0 COM
3 2 15
1 0 COM
9 1
SEL 1
R46
10
0
SEL
IC202(3/3)
L204 TC74HC4053AFT(EL)
10uH
Q323
2SC4178-F13F14-T1
R39
C27
Q324
2.2k
22pF
2SC4178-F13F14-T1
R68
4.7k
IC302(2/3)
TC74HC4053AFT(EL)
Q304
2SA1610-T1Y34 C33 C34 R70 R71
Q313
1pF 1pF 1M 1M
R56 R57
470 47
R55
1.5k
NM
R69
3.3k
R47
22
IC302(3/3)
TC74HC4053AFT(EL)
5 4
0 COM
3 2 15
1 0 COM
9 1
SEL 1
R48
10
0 SEL
IC302(1/3)
TC74HC4053AFT(EL)
10uH
L304
Q325
2SC4178-F13F14-T1
R42 C28
22pF
2.2k Q326
2SC4178-F13F14-T1
F
Q316
Q315 2SC4178-F13F14-T1
2SC4178-F13F14-T1
R73
6.8k
Q114
2SC4177-T1L5L6
16
R72
R181
3.3k 1k
14 VCC 12
COM 0
13
1
11
SEL
6
INH
VEE GND
7 8
R74 R182
R183
2.2k 330 100
R75
8.2k
R93
47
R77
100
R78 R94
R76
4.7k 4.7k
3.3k
Q318
2SC4178-F13F14-T1
Q317 Q214
2SC4178-F13F14-T1 2SC4177-T1L5L6
R79
6.8k
IC202(1/3)
TC74HC4053AFT(EL)
16
R80
3.3k
14 VCC 12
COM 0
13
1
11
SEL
6
INH
VEE GND
7 8
R81
3.3k
R82
8.2k
R95
47
R84
100
R83 R85 R96
3.3k 4.7k 4.7k
Q320
Q319 2SC4178-F13F14-T1
Q314
2SC4178-F13F14-T1 2SC4177-T1L5L6
R86
6.8k
16
R87 R184
3.3k 470
14 VCC 12
COM 0
13
1
11
SEL
6
INH
VEE GND
7 8
R88
3.3k
C35
470pF
R89
8.2k
R97
47
R91
100
R90 R92 R98
3.3k 4.7k 4.7k
DSR-400/V2(J, E)
G H