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

BLOCK DIAGRAMS

3-1. OVERALL BLOCK DIAGRAM

MA-336 BOARD
(SEE PAGE 4-5, 7, 9, 11)
VIDEO
IC101
(1/2)
HEAD
REC/PB (RF)
SP
CH1
VIDEO
REC/PB AMP
REC/PB (RF) Y/C PROC.
SP
CH1
CNJ801
VIDEO V1
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
VIDEO V2 CSYNC
LINE IN 2
GF80/GF90K/GF99K/PH99 MODEL
AUDIO
IC302 IC301
HEAD
PB RF
CH1
REC RF
AFM
AUDIO
REC/PB
AF SWP AF SWP PROCESSOR
AMP
(HIFI)
CH2 REC P
AFM
REC/PB
HEAD
EXCEPT
ERASE GA30
HEAD
T401
Q401-404 Q405,406
BIAS BIAS
FULL
ERASE OSC OSC
HEAD
JS921
CNJ801
L
AUDIO
LINE IN 1 JS922
R
EXCEPT
GA66/GA77K
GA30
(SEE PAGE 4-26)
JK-166
BOARD
L2
CNJ651
L
AUDIO
LINE IN 1
R2
R
GA66/GA70K/GA77K
GF80/GF90K/GF99K/PH99
MJ-91 BOARD
(SEE PAGE 4-25)
MCJ501
IC501
1
MIC 1
IC501
MIC IN
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
JS902
GA30/GA50/GA66/P66
NA IN JS910
NA OUT
GA30/GA50/
IC101 GA70K/P66
(2/2)
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
KARAOKE PON
KR SW/ECHO VR
3-1
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
Q801 CNJ801
VIDEO
BUFF
LINE OUT1
(SEE PAGE 4-26)
JK-166
CNJ651
BOARD
VIDEO
LINE OUT2
L
LINE OUT2
R
GA66/GA77K/GF99K MODEL
GA30/GA50/
EXCEPT GF80/GF90K/
GA66/GF80/
P66/PH99 GF99K/PH99
JS927
JS904 JS908
L
JS905 JS909 JS928
R
GA66/GF80/PH99 GA66/GA77K
EXCEPT
RFU801
GA30 MODEL
IN
VIDEO
TV/VTR
GA66/GF90K
AUDIO OUT
GA30/GA66/
GF90K/P66
GA66/GA77K/GF99K MODEL
GA66 MODEL SR-35 BOARD
GA70K/GA77K
JS701 (SEE PAGE 4-17)
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
IC201
(2/2)
DRUM DA
DRUM
SERVO
DRUM FG/PG
CAP RVS
CAPSTAN
SERVO
CAP FG
CTL
AUDIO
SYSTEM
IC202
CONTROL
CAM
MOTOR
DRIVE
MODE1-4
CNJ801
AUDIO
LINE OUT1
LED POWER
KEY1
MESECAM
KEY2
V DATA / V CLK
QVD
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
S SENS
S
SENS
TE/LED
IC203
RESET
3-2
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(1)
KEY FR-140 BOARD
(SEE PAGE 4-23)
S606-609 EXCEPT
GA30 MODEL
S620
FUNCTION
KEY(2)
KEY
KEY(4)
D602
FR-141
BOARD
(SEE PAGE 4-24)
S615
LINE GA66/GA77K/GF80/
GF90K/GF99K/PH99
SELECT
S603 S610
VIRTUAL NTSC
SOUND PB
GA66 EXCEPT
GA77K/GF99K GA77K:PL/GF99K:PL
S605
COLOR
SYSTEM
S611-614
EXCEPT
FUNCTION
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)