Sony SLV-GA35MK2 / SLV-GA36 / SLV-GA45AV / SLV-GA55MK2 / SLV-GA59 / SLV-GF85MK2 / SLV-GF86 / SLV-SA34 Service Manual ▷ View online
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
3-3
3-4
3-2. VIDEO BLOCK DIAGRAM
79
78
76
75
73
71
64
63
62
60
58
57
55
52
81
84
86
87
88
93
94
LOGIC
HEAD SW1
HEAD SW2
ENV DET
HPF
89
91
92
CH2
VCA
CH1
CH2
CH1
SW30
SW31
SP
SP
REC
MUTE
1/2
2EL VCO
PB/REC
DISCRI
REC
AFC
REC
AFC
PB
APC
COLOR KILLER
IO DET
DOWN
CONV
X-TAL
VCO/OSC
CR DET
2FSC
69
2FSC
VCO
LC VCO
SERIAL CONT
INTERFACE
L-
SECAM
L-SECAM
SW27
SW28
LPF
2M LPF
1/2
PHASE VCO
P
R
SW20
ACC
SEP
COMP
SW19
HPF
CTL TRAP
HPF
FH TRAP
TRAP
P
R
SW18
VCA
CCD
LPF
DELAY
CLPF
CLPF
DL
R
SW25
P
R
SW24
MAIN
CONV1
4PHASE GEN
MAIN
CONV2
SW21
P
R
SW22
R
R
P
P
SW23
B.D
N P
C.K
BPF
B.E
C.K
MIX
LEVEL ADJ
PULSE
GEN
6dB AMP
SYNC. SEP
CLEAR
SYNC
SQUELCH
50
51
FEED BACK
CLAMP
VIDEO ALC
PICTURE
CONT.
P
R
SW17
DE
N.C
R
P
SW13
N.L
DE. EMPH
N.L
EMPH
FBC/ALC
Y-LPF
R
P
SW11
18
P
R
SW10
MAIN
DE-EMPH
16
SW9
MAIN EMPH
CARRIER OFFSET
W.C/DC
FO/EEV ADJ
S-DET
FM MOD
L.P.F.
7MHPF
1MHPF
FM AGC
629
TRAP
P
R
SW7
SUB LPF
DEMO
DLIM
G
EQ
17
EDGE
DELAY
DO
DET
YNR
SW14
DO
DO
REC
CLAMP
CLAMP
19
21
23
VIDEO AGC
ATT
(-10dB)
31
ATT
(-10dB)
ATT
(-10dB)
26
24
L.P.F.
C-CCD
Y-CCD
CLOCK
DRIVER
MODE
CONTROL
37
35
39
42
44
46
CCD
SW29
R
P
SW26
SW16
P
EQ
MMS
DL
SQPB
SQPB
SW8
2
2
6
1
3
NTSC
SWITCH
Q204
PAL
SWITCH
Q203
L.P.F.
BUFFER
Q262
+
+
SHARP 2
SHARP 1
REC P
SHARPNESS
REC P
SHARPNESS
X201
4.43MHz
X202
3.58MHz
AFC FILTER SWITCH
Q202
RF SWP
V ENV
V DATA
V CLOCK
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
C SYNC
QVD
KILL
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
VIDEO REC/PB AMP,
Y/C PROCESSOR
SP
CH2
SP
CH1
CN201
SP CH2
SP COM
SP CH1
CHECK
MA-366 BOARD (1/4)
(SEE PAGE 4-9 to 4-15)
SE-119 BOARD
(SEE PAGE 4-21)
05
CN202
PB RF
V SWP
L372,C382,
R381,Q378
R381,Q378
97
IC201 (1/2)
SP2
SP2
SP1
SP1
+
–
+
–
+
–
+
–
EP2
EP2
+
–
+
–
EP1
EP1
+
–
+
–
2
4
IN
OUT
RFU901
1
TV/VTR
AUDIO
VIDEO
TV/VTR
MODE CONTROL
(SEE PAGE 3-9)
AUDIO
AUDIO
(SEE PAGE 3-8)
5
SP COM
54
6dB AMP
C-SQUELCH
BUFFER
Q205
SECAM DET
SECAM ON
SHARPNESS
CONT
Q261
SHARPNESS
CONT
Q263
PAL
NTSC
MESECAM
NTSC
MESECAM
CHROMA
CONTROLLER
Q290-293
BURST GATE
GENERATOR
Q294-299
CHROMA 4
CHROMA 3
CHROMA 2
CHROMA 1
CHROMA 3
CHROMA 2
CHROMA 1
52
43
55
45
IC101 (1/3)
OSD
OSD
53
2fsc
AMP
Q266
BUFFER
Q264, 267
SWITCH
Q265
BUFFER
Q901
J901
VIDEO
LINE
OUT
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
NTSC/PAL
N-P CONT
N-P CONT
OUT
BUFFER
Q201
GA35/GA45: E, ME, TH/
GA55/GA59/GA65/GF85: TH
GA55/GA59/GA65/GF85: TH
EXCEPT GA35: E
GA35/GA45: E, ME, TH/GA55/
GA59/GA65/GF85: TH
GA35/GA45: E, ME, TH/
GA55/GA59/GA65/GF85: TH
GA55/GA59/GA65/GF85: TH
GA35/GA36/SA34
GA35/GA36/SA34
LINE
IN
VIDEO
EXCEPT
GA45
GA45
5
6
9
2
1
3
CN203
2
1
B
MODE
CTL
4.43MHz
VCO
AFC
CONTROL
LOGIC
BGP
GEN
GEN
SYNC GATE GEN
/V-SEP
Filter Adj
SECAM
DET
27
26
to MUTE
to SYNC GATE
to SYNC GATE
to PB/AGC
to REC KILLER
to REC KILLER
to MUTE
1.1MHz
OSC
Fo
ADJ
CA
VA
PB
REC
REC
MUTE
8
9
11
AGC
AMP
13
B
1.1MHz
BPF
PB
REC
AGC
DET
DET
SYNC
GATE
GATE
4
1
4.43MHz
BPF-B
X2
2.2MHz
BPF
X2
PB
REC
LIM
SYNC
GATE
GATE
4.43MHz
BPF-A
BPF-A
Fo
ADJ
ADJ
4.43MHz
OSC
VA
CA
REC
PB
PB
MUTE
MUTE
B
REC
/PB
/PB
REC
PB
21
20
17
16
15
SECAM DET
Q953
SW5V
3
1 6
9
2
5
CN951
C SYNC
SECAM ON
BUFFER
Q954
PB C
PB RF
FSC
IC951
SECAM PROCESSOR
GA59
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
BUFFER
Q956
IC201
ih
, ij, ik, il
REC
1.8Vp-p (H)
IC201
ul
PB
450mVp-p (H) (PAL)
780mVp-p (H) (NTSC)
IC201
ul
PB
320mVp-p (H) (PAL)
580mVp-p (H) (NTSC)
IC201
ug
REC/PB
520mVp-p (4.43MHz) (PAL)
IC201
ua
REC/PB
510mVp-p (3.58MHz) (NTSC)
IC201
y;
REC/PB
340mVp-p (H) (PAL)
IC201
y;
REC/PB
REC:300mVp-p (H) (NTSC)
PB:290mVp-p (H) (NTSC)
IC201
tk
REC/PB
500mVp-p (H) (PAL)
IC201
tk
REC/PB
440mVp-p (H) (NTSC)
IC201
t;
REC/PB
5.0Vp-p (H)
IC201
ea
REC/PB
1.1Vp-p (H) (NTSC)
IC201
ea
REC/PB
1.1Vp-p (H) (PAL)
IC101
rd
,
rg
REC/PB
2.2Vp-p (H) (PAL)
IC101
rd
,
rg
REC/PB
2.2Vp-p (H) (NTSC)
IC201
wd
REC/PB
REC:390mVp-p (H) (PAL)
PB:500mVp-p (H) (PAL)
PB:500mVp-p (H) (PAL)
REC:400mVp-p (H) (PAL)
PB:580mVp-p (H) (PAL)
REC:510mVp-p (H) (NTSC)
PB:560mVp-p (H) (NTSC)
REC:480mVp-p (H) (NTSC)
PB:550mVp-p (H) (NTSC)
PB:550mVp-p (H) (NTSC)
IC201
wd
REC/PB
IC201
qk
,
ql
REC/PB
IC201
qk
,
ql
REC/PB
IC201
wh
REC/PB
IC201
wh
REC/PB
REC:500mVp-p (H) (PAL)
PB:600mVp-p (H) (PAL)
PB:600mVp-p (H) (PAL)
REC:620mVp-p (H) (NTSC)
PB:690mVp-p (H) (NTSC)
PB:690mVp-p (H) (NTSC)
REC:400mVp-p (H) (NTSC)
PB:450mVp-p (H) (NTSC)
PB:450mVp-p (H) (NTSC)
IC201
wa
REC/PB
IC201
wa
REC/PB
REC:320mVp-p (H) (PAL)
PB:430mVp-p (H) (PAL)
PB:430mVp-p (H) (PAL)
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
3-5
3-6
3-3. SERVO/SYSTEM CONTROL BLOCK DIAGRAM
AF SWP
AF ENV
SCL
REC P
RF SWP
V ENV
QVD
C SYNC
V DATA
V CLOCK
KILL
SHARP 1
CHROMA 3
CHROMA 4
SHARP 2
SHARPNESS
NTSC
PAL
MESECAM
CHROMA 1
CHROMA 2
19 AU MUTE
AF DATA
AF CLK
A MUTE
SDA
98
97
12
23
17
DRUM FG
DRUM PG
10MHz IN
10MHz OUT
CAP QR
CAP RVS
CAP PWM
CAP FG
CAM
T SENS
S SENS
END LED
T REEL
S REEL
CTL +
CTL –
REC PRF
MODE 1
MODE 2
MODE 3
MODE 4
DRUM VS
72
73
67
66
40
95
62
63
64
65
13
7
74
88
89
16
31
32
1
4
10
2
8
MA-366 BOARD (2/4)
(SEE PAGE 4-13)
AUDIO
(SEE PAGE 3-8)
VIDEO
(SEE PAGE 3-3, 3-4)
05
IC101
SERVO/SYSTEM CONTROL
(2/3)
X101
10MHz
D+5V
IC031
CAM MOTOR
DRIVER
IN2
OUT1
OUT2
S102
ROTARY
SWITCH
MECHA
POSITION
Q001
Q002
+12V
D001
T/S LED
Q003
LED
DRIVER
T REEL
FG
S REEL
FG
RESET
PH001
PH002
IC102
S101
(REC PROOF)
5
6
CN331
1
3
CN031
CN051
CN001
5
2
4
6
3
5
2
4
6
3
1
3
5
1
3
5
M
M
M
M
M
D VS
D FG
D PG
DRUM MOTOR
(M901)
(M901)
CAPSTAN MOTOR
(M902)
(M902)
DRUM MOTOR
DRIVER
DRUM
MOTOR
CAPSTAN
MOTOR
FG
PICK UP
PG
PICK UP
CAP VS
CAP RVS
CTL REF
LIMITER
CAP FG
CAPSTAN
MOTER
DAIVER
FG
PICK UP
M903
CAM MOTOR
CTL (X)
CTL (Y)
CTL
HEAD
HEAD
A ENV
AF SWP
REC P
24 RF SWP
11 V ENV
27 QVD
54 C SYNC
100 V DATA
99 V CLK
21 KILL IN
56 SHARP 1
60 CHROMA 3
61 CHROMA 4
57 SHARP 2
94 SHARPNESS PWM
20 NTSC
18 PAL
10 MESECAM DET
58 CHROMA 1
59 CHROMA 2
CAM (+)
CAM (–)
SE CAM ON
SE CAM DET
29 SE CAM ON
85 NT/PAL
25
CAP VS
96
39
38
26
RESET
+5V
9
A SWP ADJ
AF SWP
ADJ
RV102
+5V
8
V SWP ADJ
RF SWP
ADJ
RV101
GF85/GF86
REC P
GF85/GF86
IC101
us
REC/PB
3.2Vp-p (10MHz)
IC101
tf
REC/PB
4.6Vp-p (H)
IC101
r;
REC/PB
4.8Vp-p (760Hz) (PAL)
4.8Vp-p (1kHz) (NTSC)
IC101
el
REC/PB
4.3Vp-p (25Hz) (PAL)
4.3Vp-p (30Hz) (NTSC)
IC101
ek
REC/PB
4.2Vp-p (600Hz) (PAL)
4.2Vp-p (720Hz) (NTSC)
IC101
wf
REC/PB
5Vp-p (25Hz) (PAL)
5Vp-p (30Hz) (NTSC)
IC101
ea
REC
5.2Vp-p (25Hz) (PAL)
5.2Vp-p (30Hz) (NTSC)
5.2Vp-p (25Hz) (PAL)
5.2Vp-p (30Hz) (NTSC)
IC101
es
REC
IC101
wd
REC/PB
5Vp-p (25Hz) (PAL)
5Vp-p (30Hz) (NTSC)
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
3-7
3-8
3-4. AUDIO BLOCK DIAGRAM
22
18
15
16
13
37
36
35
44
17
MA-366 BOARD (3/4)
(SEE PAGE 4-9, 4-15)
CN331
PB A HEAD
A ERASE HEAD
FE HEAD
A RF CH1
A RF CH2
A COMMON
REC A HEAD
CN201
CN332
AUDIO
REC/PB
HEAD
AUDIO
ERASE
ERASE
HEAD
FULL
ERASE
HEAD
1
1
1
1
3
4
2
7
4
IC301
BIAS
ERASE
OSC
T371, Q372-374
Hi-Fi AUDIO PROCESSOR
DRUM HEAD
Hi-Fi AUDIO
CH1
CH2
VCO
AF ENV
LEVEL
DET
HF
LPF
AGC
AMP
OUTPUT
SEL
NORMAL OUT
HF ADJ
CHECK
NORMAL IN
Q375-377
CN202
1
LINE IN
L
R
AUDIO
J901
J901
R
L
AUDIO
LINE OUT
JS352
JS353
AF ENV
A MUTE
REC P
SCL
SDA
AF SWP
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-5)
EXCEPT
GF85/GF86
GF85/GF86
8
VCO
HF
LPF
PNR
L
PNR
R
MUTE
MUTE
MUTE
14
INPUT
SEL
21
43
S CLK
42
S DAT
10
11
41
AF SWP
JS372
JS354
BN302
BN301
EXCEPT GF85/GF86
GA35/GA36/SA34
GF85/GF86
4
2
9
11
99
IC201 (2/2)
NORMAL
AUDIO PROCESSOR
VCA
REC
EQUALIZER
MUTE
BIAS
SWITCH
JS351
05
A COMMON
+9V
100
1
AUDIO
VIDEO
(SEE PAGE 3-4)
GF85/GF86
EXCEPT GA35/GA36/SA34
GF85/GF86
EXCEPT GA35/GA36/SA34
GF85/GF86
GF85/GF86
EXCEPT GF85/GF86
JS371
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
3-9
3-10
3-5. MODE CONTROL BLOCK DIAGRAM
KEY 2
KEY 3
REMOCON
TV/OTHER
POWER R LED
POWER G LED
KEY 1
82
83
81
80
1
MA-366 BOARD (4/4)
(SEE PAGE 4-13)
VIDEO
(SEE PAGE 3-4)
05
IC101
MODE CONTROL
(3/3)
IC501
REMOTE
COMMANDER
RECEIVER
CN401
4
2
1
KEY1
KEY2
REMOCON
5
4
3
6
EXCEPT GA35/GA36/SA34
S405
S406
S407
CN501
4
6
7
KEY3
2
STD PICT
S506
S513
TAPE SPEED
GA45/GA55/GA59/GA65/GF85: PL/GF86
SP
LP
R
AUTO
PAL/MESECAM
NTSC
R
R
S512
COLOR SYSTEM
GA35/GA45: E, ME, TH/GA55/GA59/GA65/GF85: TH
S501
S502
NTSC
3.58
NTSC
4.43
ON PAL
TV
r
r
S511
NTSC PB
GA45: E, ME, TH/GA55: E, ME/GA59/GA65/GF85: TH
S503
S504
A
EJECT
S505
RESOLUTION CONTROL
S501, 502
FR-167 BOARD
(SEE PAGE 4-20)
D+5V
S410
CONNECTOR
LINE-1
EXCEPT GA35/GA36/SA34
OTHER
TV
R
D402
(ON/STANDBY)
D401
(ON/STANDBY)
CASSETTE IN LED
76
LED
DRIVER
Q401
D407
(TAPE INSIDE)
LED
DRIVER
Q402
D408
REC LED
87
SYNCHRO REC LED
84
LED
DRIVER
Q407
D413
HiFi LED
90
LED
DRIVER
Q404
D410
HiFi L LED
91
LED
DRIVER
Q403
D409
HiFi R LED
93
LED
DRIVER
Q405
D411
TV/VTR
92
LED
DRIVER
Q406
D412
EXCEPT GA35/GA36/SA34
GF85/GF86
EXCEPT
GA35: E/GA45: E, ME, TH/GA55: E, ME/
GA59/GA65/GF85: TH
GA35: E/GA45: E, ME, TH/GA55: E, ME/
GA59/GA65/GF85: TH
TV/VTR
DANCE 1 LED 79
D403
(DANCE 1)
D404
(DANCE 2)
D406
(DANCE 3)
D405
(DANCE 4)
DANCE 2 LED 78
DANCE 3 LED 77
DANCE 4 LED 75
KEY 4 6
?
/ 1
S401
SWP ADJ
JS401
x
STOP
S402
SYNCHRO
REC
S408
H
PLAY
S403
M
FF
S404
EXCEPT GA35/GA36/SA34
D+5V
D+5V
GA35: E/GA45: E, ME, TH/GA55: E, ME/
GA59/GA65/GF85: TH
GA59/GA65/GF85: TH
NTSC
4.43
ON PAL
TV
R
GA35: E, TH
S511
NTSC PB
z
REC
SYNCHRO
REC
HiFi
L
R
VIDEO
X
PAUSE
z
REC
m
REW
RESOLUTION CONTROL
S503, 504
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