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Model
SLV-GA35MK2 SLV-GA36 SLV-GA45AV SLV-GA55MK2 SLV-GA59 SLV-GF85MK2 SLV-GF86 SLV-SA34
Pages
57
Size
11.55 MB
Type
PDF
Document
Service Manual
Brand
Device
VCR
File
slv-ga35mk2-slv-ga36-slv-ga45av-slv-ga55mk2-slv-ga.pdf
Date

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
B+
B+
B+
B+
4.9
1.4
NO MARK:REC/PB MODE
2
1.4
4.9
1.6
2
1.4
4.9
0.3
0.4
0
2
2.4
2.4
4.9
2.4
2.4
2.3
2.1
2.5
4.9
1.6
1.9
3.8
0.4
0
0
2.4
2.4
2.3
1.9
4.3
2.4
R954
22k
C958
0.01u
C959
4700p
C974
0.01u
C957 220p
R953
27k
2.2u
C975
C963
560p
R969
100
R951
33k
C956
0.022u
R967
4.7k
R974
39k
R966 47k
Q953
SWITCH
MUN2111T1
C951
220p
C961
0.1u
R957
47k
C952
2.2u
50V
C960
150p
C953
4700p
MSD601-RST1
Q954
BUFFER
IC951
SECAM PROCESSOR
LA7337
1
MODE
2
CLK IN
3
AFC FIL
TER
4
BGP TIMING
5
4.3MHz
OFFSET
6
1.1MHz
OFFSET
7
GND
8
1.1MHz
BELL
9
VREF1
10
IREF1
11
REC-OUT
12
REG
13
PB-IN
14
AGC FIL
TER
15
REC-IN
16
PB-H
17
PB-OUT
18
LIM EXC
19
IREF4
20
VREF4
21
3.4MHz BELL
22
VCC
23
S/H C1
24
S/H C2
25
DET C
26
SECAM-DET
      OUT
27
SYNC-IN
28
SYNC GA
TE
   TIMING
L952
27uH
R973
8200
C964
0.001u
C973
0.01u
L951
6.8uH
R956
2700
R961
27k
R968
33k
C954
0.01u
C965
0.01u
10uH
L956
16V
100u
C976
56k
R952
8.2k
R960
0.47u
C968
1u
C955
0
R955
C967
16V
10u
JL951
JL952
JL953
100
R980
0
R982
JL954
JL950
CN951
9P
SECAM DET
1
SECAM ON
2
FSC
3
AN GND
4
PB C
5
C SYNC
6
SW 5V
7
AN GND
8
PB RF
9
Q956
MSD601-RST1
R979
0
R981
2.2k
JS901
100
R985
1
A
6
2
3
05
B
D
5
4
F
C
SE-119 BOARD
7
E
IC951
BUFFER
9
8
10
CHROMA
SIGNAL PATH
Y
VIDEO SIGNAL
PB
Y/CHROMA
MA-366 BOARD (2/4)
(SEE PAGE 4-14)
CN203
4-21
4-22
SE-119 (SECAM)  SCHEMATIC  DIAGRAM
– Ref. No.: SE-119 board; 1,000 series –
SECAM
SE-119
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
5
5
B+
GA45/GA55/GA59/
GA65/GF85:TH
GF85:TH
GA35/GA45:E,ME,TH/
GA55/GA59/GA65/GF85:TH
GA45:E,ME,TH/
GA55:E,ME/GA59/
GA65/GF85:TH
GA35:E
NO MARK:REC/PB MODE
GA36/GA45:TW/
GF86/SA34
GP1U28X
IC501
1
OUT
2
VCC
3
GND
S506
5600
R512
3900
R511
5600
R509
5600
R503
33k
R505
12k
R504
3900
R502
0.1u
C501
JL502
JL503
JL504
JL505
JL506
JL507
JL508
S502
R508
3900
12k
R513
2200
R501
S501
S504
S503
S505
2200
R507
1800
R506
7P
CN501
7
REMOCON
6
KEY 2
5
PICTURE LED
4
KEY 1
3
+5V
2
KEY 3
1
GND
S511
S512
S513
2 3
1
0
R510
0
R514
1
A
MA-366 BOARD(2/4)
CN501
(SEE PAGE 4-14)
3
5
6
F
C
D
FR-167 BOARD
4
E
2
B
05
IC501
REMOTE
COMMANDER
RECEIVER
STD
PICT
TAPE SPEED
LP/EP
SP
COLOR
SYSTEM
AUTO
PAL/
MESECAM
NTSC
NTSC PB
NTSC
4.43
ON PAL
  TV
NTSC
3.58
EJECT
S511
NTSC PB
ON PAL
  TV
NTSC
4.43
S505
RESOLUTION
CONTROL
S501-504
4-23
4-24 E
FR-167 (MODE  CONTROL)  PRINTED  WIRING  BOARD  AND  SCHEMATIC  DIAGRAM
– Ref. No.: FR-167 board; 1,000 series –
MODE  CONTROL
FR-167
There are a few cases that the part isn't mounted in this model is printed on this diagram.
FR-167
(MODE CONTROL)
SE-119 (GA59)
(SECAM)
MA-366
VIDEO, AUDIO,
I/O, SERVO/SYSTEM CONTROL
(
)
5-1
SECTION  5
INTERFACE,  IC  PIN  FUNCTION  DESCRIPTION
SLV-GA35/GA36/GA45/GA55/GA59/GA65/GF85/GF86/SA34
TAPE
TAPE
PB •
REC •
Signal
Pin No.
I/O
STOP
FF
REW
THREAD-
UNTHREAD-
PB
PAUSE
SLOW
×
 2
CUE
REVIEW
REC
PAUSE
ING
ING
CAP QR
MA-366
O
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
*
2
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
IC101
of
DRM PG
MA-366
I
*
3
*
1
*
1
*
4
*
4
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
IC101
el
DRM FG
MA-366
I
*
3
*
6
*
6
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
ek
CAP FG
MA-366
I
H/L
*
5
*
5
*
4
*
4
*
5
H/L
*
5
*
5
*
5
*
5
*
5
H/L
IC101
r;
CAP VS
MA-366
O
*
7
*
7
*
7
*
7
*
7
*
8
*
7
*
7
*
8
*
8
*
8
*
8
*
7
IC101
wg
DRM VS
MA-366
O
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
*
9
IC101
wh
STOP/
TAPE
TAPE
PB •
REC •
Signal
Pin No.
I/O
FF/
THREAD-
UNTHREAD-
PB
PAUSE
SLOW
×
 2
CUE
REVIEW
REC
PAUSE
REW
ING
ING
RF SWP
MA-366
O
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
*
1
(SW30)
IC101
wf
QVD
MA-366
OL
L
L
*
2
*
3
*
3
*
2
*
3
*
3L
L
IC101
wj
C SYNC
MA-366
I
*
4
*
5
*
5
*
5
*
5
*
5
*
5
*
5
*
5
*
5
*
5
IC101
tf
NT JUDGE
MA-366
O
L
L
L
LL
LL
LL
L
L
IC101
w;
5-1.
SYSTEM  CONTR
OL  –  
VIDEO  BLOCK  INTERF
A
CE  (MA-366 BO
ARD  IC101)
1.
25 Hz (P
AL), 30 Hz (NTSC) pulse with 50% duty cycle
. Synchroniz
ed with rotation of dr
um.
2.
Nor
mal PB 
“L
”.
 V per
iod 
“H”
 pulse when 
×
1.
3.
V period 
“H”
 pulse
.
4.
Selected b
y
 REC mode
.
5.
Composite Sync signal (positiv
e polar
ity).
5-2.
SYSTEM  CONTR
OL  –  SER
V
O
  PERIPHERAL  CIRCUIT  INTERF
A
CE  (MA-366  BO
ARD  IC101)
1.
25 Hz (P
AL), 30 Hz (NTSC) pulse
.
2.
Pulse at tape r
unning.
3.
“L
” when drum rotation stop
.
4.
Unstab
le per
iod pulse
.
5.
Pulse of period in propor
tion to tape speed.
6.
300 Hz (P
AL), 360 Hz (NTSC) pulse
.
7.
Pulse at tape r
unning.
8.
Appro
x
. 2 msec per
iod 
“H”
 or 
“L
” pulse.
9.
Appro
x
. 1.5 msec per
iod 
“H”
 or 
“L
” pulse
.
5-2
CASSETTE
CASSETTE
TAPE
TAPE
PB 
REC 
Signal
Pin No.
I/O
EJECTED
LOADING
UNLOADING
THREAD-
UNTHREAD-
STOP
FF
REW
PB
PAUSE
SLOW
×
 2
CUE
REVIEW
REC
PAUSE
ING
ING
CAM
MA-366
Hi-Z
L
H
L
H
L
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
*
7
IC101
og
MODE 1 (
*
8)
MA-366
IH
L
L
*
1
*
1
H
HHHH
HHH
L
H
H
IC101
ys
MODE 2 (
*
8)
MA-366
IH
L
L
*
1
*
1
H
H
H
LL
LLL
L
L
L
IC101
yd
MODE 3 (
*
8)
MA-366
IL
L
L
*
1
*
1
H
LLLL
LLL
H
L
L
IC101
yf
MODE 4 (
*
8)
MA-366
IL
H
H
*
1
*
1
L
HHH
L
L
L
L
L
L
L
IC101
yg
REC PRF
MA-366
IH
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
*
2
IC101
1
T REEL FG
MA-366
I
H/L
H/L
H/L
H/L
H/L
H/L
*
3
*
3
*
3
H/L
*
3
*
3
*
3
*
3
*
3
H/L
IC101
ik
S REEL FG
MA-366
I
H/L
H/L
H/L
*
3
*
3
H/L
*
3
*
3
*
3
H/L
*
3
*
3
*
3
*
3
*
3
H/L
IC101
il
END LED
MA-366
O
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
*
4
IC101
uf
(O.D)
CAP RVS
MA-366
O
H
L
H
H/L
L
H
L
L
L/
*
5L
L
H
L
L
IC101
yj
T SENS
MA-366
I
*
4
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
qd
S SENS
MA-366
I
*
4
*
4
*
4
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
*
6
IC101
7
5-3.
SYSTEM  CONTR
OL  
  MECHANISM  BLOCK  INTERF
A
CE  (MA-366  BO
ARD  IC101)
1.
Uncer
tainty
.
2.
“L
” when er
asing protection tab is bent, 
“H
” when not bent.
3.
Pulse of period in propor
tion to reel rotating speed.
4.
Appro
x
. 2 msec per
iod 
“H
” pulse
.
5.
Pulse at tape r
unning.
6.
Nor
mally 
“L
”.
 2 msec per
iod 
“H
” pulse when tape top or tape end is detected.
7.
When tr
ansition to UNLO
ADING direction:
 L.
When tr
ansition to LO
ADING direction:
 H.
When CAM motor is stopped: Hi-Z.
8.
When R
VS slo
w
: Mode 1=
“L
When R
VS slo
w
: Mode 2=
“L
When R
VS slo
w
: Mode 3=
“H
When R
VS slo
w
: Mode 4=
“L
Page of 57
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