Block Diagrams; Overall Block Diagram - Sony SLV-GA30 Service Manual

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BLOCK DIAGRAMS

3 7 6 3 1 5 1 5 0

3-1. OVERALL BLOCK DIAGRAM

MA-336 BOARD
(SEE PAGE 4-5, 7, 9, 11)
VIDEO
IC101
(1/2)
HEAD
SP REC/PB (RF)
CH1
VIDEO
REC/PB AMP
REC/PB (RF) Y/C PROC.
SP
CH1
CNJ801
V1
VIDEO
LINE IN 1
MESECAM
GA66/GA77K
GF80/GF90K/GF99K/PH99 MODEL
(SEE PAGE 4-26)
V DATA / V CLK
JK-166
QVD
BOARD
CNJ651 V ENV
V2 CSYNC
VIDEO
LINE IN 2
GF80/GF90K/GF99K/PH99 MODEL
AUDIO
IC302 IC301
HEAD
PB RF
CH1
REC RF
AFM
REC/PB AUDIO
PROCESSOR
AMP AF SWP AF SWP
(HIFI)
CH2 REC P
AFM
REC/PB
HEAD
T E
L 1 3 9 4 2 2 9 6 5 1 3
EXCEPT
GA30
ERASE
HEAD T401
Q401-404 Q405,406
FULL BIAS BIAS
ERASE
OSC OSC
HEAD
JS921
CNJ801
L
AUDIO
LINE IN 1 JS922
R
EXCEPT
GA66/GA77K
GA30
(SEE PAGE 4-26)
JK-166
BOARD
CNJ651 L2
L
AUDIO
LINE IN 1
R2
R
GA66/GA70K/GA77K
GF80/GF90K/GF99K/PH99
MJ-91 BOARD
(SEE PAGE 4-25)
MCJ501
1 IC501
MIC 1
IC501
MIC IN
w w w
MCJ502
2
MIC 2
S501
KARAOKE
.
ECHO
(SEE PAGE 4-21)
FR-142 BOARD
16
GA70K/GA77K/GF90K/GF99K
SECTION 3
IC201
(1/2)
OSD
Q224,225
EXCEPT
GA77K:PL/GF99K:PL
GF90K/GF99K
JS931
JS932
GF80/GF90K/PH99
L1
GA66/
GA77K
R1
GF80/PH99
RF JS903
GA30/GA50/GA66/P66 JS902
NA IN JS910
NA OUT
GA30/GA50/
IC101
(2/2) GA70K/P66
GA30/GA66/
GF90K/P66
IC752
AUDIO
GF90K
PROCESSOR AMS
/GF99K (NORMAL)
GA40K/GA70K/GA77K
GF90K/GF99K MODEL
JS901
GA50/GA70K/P66
MODEL
IC751
IC752
INPUT
SELECTOR
GA66/GA77K MODEL
GA66/GA77K
GF90K/GF99K MODEL
MIC
x a o
y
KARAOKE PON
i
KR SW/ECHO VR
3-1
http://www.xiaoyu163.com
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
8
Q801 CNJ801
VIDEO
BUFF
LINE OUT1
(SEE PAGE 4-26)
JK-166
CNJ651
BOARD
VIDEO
LINE OUT2
L
AUDIO
LINE OUT2
R
GA66/GA77K/GF99K MODEL
GA30/GA50/
EXCEPT GF80/GF90K/
GA66/GF80/
P66/PH99 GF99K/PH99
JS904 JS908 JS927 CNJ801
L
AUDIO
LINE OUT1
JS905 JS909 JS928
R
GA66/GF80/PH99 GA66/GA77K
EXCEPT
RFU801
GA30 MODEL
IN
VIDEO
TV/VTR
GA66/GF90K
OUT
AUDIO
Q Q
3 7 6 3
GA66/GA77K/GF99K MODEL
GA66 MODEL SR-35 BOARD
GA70K/GA77K
(SEE PAGE 4-17)
JS701
GF90K/GF99K MODEL
JS702
IC502
IC701 IC702 IC703 IC503
KARAOKE
VOCAL SS/
SURR(B) PROC.
CANCEL SURR(A)
/SRAM
GA77K/GF99K MODEL
GF90K/GF99K
JS925
JS926
u 1 6 3
.
http://www.xiaoyu163.com
2 4
9 9 8
IC201
(2/2)
DRUM DA
DRUM
SERVO
DRUM FG/PG
CAP RVS
CAPSTAN
SERVO
CAP FG
CTL
SYSTEM
IC202
CONTROL
CAM
MOTOR
DRIVE
MODE1-4
LED POWER
KEY1
KEY(1)
MESECAM
KEY2
V DATA / V CLK
1 5 1 5 0 8 9 2 4
KEY(2)
QVD KEY(4)
V ENV SYNC REC
CSYNC
KEY4
S203
REC
SIGNAL
CONTROL
KEY3
S204
AMS
PAUSE
SDA / SCL ADJ-A
ADJ-B ADJ-B
AF ENV
Q207-209
GF80/GF90K
AF SWP
/GF99K/PH99
Q211-213
REC P
Q233 GA77K:PL/GF99K:PL
PH202
LED
DRIVE
T REEL T REEL
FG
PH201
S REEL
S REEL
FG
Q201
T SENS
T
SENS
RMC
Q202 m
S SENS
S
SENS
c o TE/LED
IC203
RESET
3-2
2
9 9
MD BLOCK
DRUM
M
MOTOR
DRUM
FG/PG
CAPSTAN
M
MOTOR
CAPSTAN
FG
CTL
HEAD
CAM
M
MOTOR
CAM
S201
ENCODER
Q601
EXCEPT
Q602 GA77K:PL/GF99K:PL
LED
DRIVE
S601,602 D601
FUNCTION
KEY FR-140 BOARD
(SEE PAGE 4-23)
S606-609
EXCEPT
GA30 MODEL
S620
9 8 2 9 9
FUNCTION
KEY
D602
FR-141
BOARD
(SEE PAGE 4-24)
S615
GA66/GA77K/GF80/
LINE
GF90K/GF99K/PH99
SELECT
S603 S610
VIRTUAL NTSC
SOUND PB
GA66 EXCEPT
GA77K/GF99K GA77K:PL/GF99K:PL
S605
COLOR
SYSTEM
S611-614
FUNCTION EXCEPT
GA77K:PL/GF99K:PL
KEY
D603-607
D608 EXCEPT GA30
D609
D610-612 GF80/GF90K/GF99K/PH99
D613 GA30:PL/GA40K/GA77K:PL/GF99K:PL
D614 GA66/GA77K/GF99K MODEL
D615,616
IC601
REMOTE
CONTROL
FR-142 BOARD
RECEIVER
(SEE PAGE 3-21)