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SLV-GA30, SLV-GA50, SLV-GA66, SLV-GA70K, SLV-GA77K, SLV-GF80, SLV-GF90K, SLV-GF99K, SLV-P66, SLV-PH99 - Sony VCR Service Manual (repair manual). Page 21

Read Sony SLV-GA30 / SLV-GA50 / SLV-GA66 / SLV-GA70K / SLV-GA77K / SLV-GF80 / SLV-GF90K / SLV-GF99K / SLV-P66 / SLV-PH99 Service Manual online

SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
3-4. AUDIO BLOCK DIAGRAM
3-7
3-8
BOARD
JK-166
4
CN651
L2 R
CN202
R
L
MA-336 BOARD
3
8
4
CN260
DRUM
AUDIO
HEAD
CH1
CH2
17
IC302
AFM
REC/PB
AMP
18
24
20
AGC
DET
11
16
VCC
3
9
1
H SW
5
REC
CA
HA
HA
REC ON
EP
SP
AGC
AMP
PB ON
VCC
1
CN101
HF ADJ
FOR
CHECK
36
37
AGC
AMP
VCO
HF
LPF
PNR
L
MUTE
OUTPUT
INPUT SEL
LEVEL
DET
VCO
HF
LPF
PNR
L
15
14
MUTE
16
17
MUTE
12
13
NORMAL IN
NORMAL OUT
21
20
FM PB
FM REC
IC301
AUDIO
PROCESSOR
(HIFI)
39
5
6
3
4
SCL
42
SDA
41
AF SWP
40
AGC
R
L
CNJ801
AUDIO
LINE IN 1
R
L
6
L2 L
4
6
BIAS
ERASE
OSC
Q401-404
CN401
1
2
4
ERASE
AUDIO
REC/PB
HEAD
NOMAL
AUDIO
1
FULL
HEAD
CN402
HEAD
SEL
16
5
CNJ651
AUDIO
LINE IN 2
GF80/GF90K/GF99K/PH99  MODEL
EXCEPT
GA30  MODEL
GA66/GA77K/GF80
/GF90K/GF99KPH99
MODEL
ERASE
HEAD
BIAS
SWITCH
Q405,406
T401
EXCEPT
GA30 MODEL
12
14
15
11
13
1
5
2
4
3
IC751
INPUT SEL
10
9
5
3
7
1
IC752
Q753
BUFF
Q751
SW
Q752
SW
GA66/GA77K  MODEL
C759
C760
9
2
P
R
SP ON
VCA
11
REC
EQ
99
4
100
IC101
AUDIO
PROCESSOR
(NORMAL)
(2/2)
JS904
JS907
JS910
JS902
JS903
BOARD
JK-166
9
CN202
L2 R
CN651
R
L
11
L2 L
9
11
CNJ652
AUDIO
LINE OUT2
GA66/GA77K/GF99K
MODEL
JS905
JS906
JS908
JS909
CNJ801
AUDIO
LINE OUT2
EXCEPT
GA30  MODEL
1
CN702
RFU AUDIO
RFU801 2
MIC RF
Q502
E
LINE OUT R IC502
2
LINE OUT L IC502
1
LINE IN L
IC502
5
LINE IN R
IC502
6
TO/FROM
KARAOKE
BLOCK
SR-35 BOARD
TO/FROM
SURROUND
BLOCK
CN701
FROM
VIDEO
BLOCK
2
SR-L OUT
SR-L IN
9
10
SR-R OUT
SR-R IN
Q410
BUFF
MUTE
IC581
AMS
Q581
BUFF
TO/FROM
SYSCON
BLOCK
AMS
IC201
58
A MUTE
IC201
21
PB
IC201
90
LINE 1
IC201
91
SDA
IC201
98
SCL
IC201
97
AF ENV
IC201
14
AF SW P
IC201
23
REC P
IC201
17
GA70K/GA77K
GF90K/GF99K  MODEL
GA70K/GA77K
GF90K/GF99K  MODEL
GA66/GA77K/GF99K  MODEL
JS921
JS922
JS901
GA50/GA70K
/P66  MODEL
GA66/GA77K
  MODEL
GF90K/GF99K  MODEL
JS926
JS925
JS928
JS927
JS932
JS931
GA66/GA77K
EXCEPT
GF80/GF90K/GF99K/PH99
GA30/GA50/
GA66/GF80/
P66/PH99
GA66/GF80
/PH99
GF80/GF90K
/PH99
GA30
/GA50
/GA66
/GF90K
/P66
GA66
/GF90K
GF90K/GF99K
GA30
/GA50
/GA70K
/P66
GA30
/GA50
/GA66
/P66
GF80/PH99
JS929
JS930
GA66/GA77K
C761
C762
GF90K/GF99K
GA66/GA77KGF90K/GF99K  MODEL
(SEE  PAGE  4-9)
(SEE  PAGE 4-26)
(SEE
  PAGE  3-5)
(SEE  PAGE  3-9, 10)
(SEE  
PAGE
  3-10)
(SEE  PAGE  3-4)
(SEE  PAGE  4-26)
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