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SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1
3-2
MA-336 BOARD
VIDEO
LINE IN 1
CNJ801
REC P
REC/PB (RF)
SP
CH1
VIDEO
HEAD
CH1
AUDIO
HEAD
SP
CH1
VIDEO
LINE IN 2
CNJ651
BOARD
JK-166
REC/PB (RF)
V1
V2
GA66/GA77K
GF80/GF90K/GF99K/PH99 MODEL
CH2
AFM
REC/PB
AMP
IC302
AFM
REC/PB
HEAD
FULL
ERASE
HEAD
ERASE
HEAD
BIAS
OSC
OSC
BIAS
OSC
OSC
Q405,406
T401
Q401-404
EXCEPT
GA30
AF SWP
REC RF
PB RF
AUDIO
PROCESSOR
(HIFI)
IC301
L1
R1
L2
R2
AF ENV
SDA/SCL
JS904
JS905
JS907
JS903
JS902
JS910
NA OUT
NA IN
RF
R1
L1
CNJ651
BOARD
JK-166
L2
GA66/GA70K/GA77K
GF80/GF90K/GF99K/PH99
AUDIO
LINE IN 1
CNJ801
L
R
AUDIO
LINE IN 1
L
R
1
MCJ501
MIC IN
2
MCJ502
IC501
MIC 1
MIC 2
MJ-91 BOARD
GA70K/GA77K/GF90K/GF99K
IC501
KARAOKE
S501
ECHO
FR-142 BOARD
MIC
KARAOKE PON
KR SW/ECHO VR
R2
INPUT
SELECTOR
IC751
IC752
GA66/GA77K
GF90K/GF99K MODEL
GA66/GA77K MODEL
AUDIO
PROCESSOR
(NORMAL)
IC101
(2/2)
IC752
GA40K/GA70K/GA77K
GF90K/GF99K MODEL
JS701
JS702
JS908
JS909
JS906
VIDEO
REC/PB AMP
Y/C PROC.
IC101
(1/2)
CSYNC
V ENV
QVD
MESECAM
OSD
Q224,225
IC201
(1/2)
EXCEPT
GA77K:PL/GF99K:PL
VIDEO
LINE OUT1
CNJ801
BOARD
JK-166
CNJ651
EXCEPT
GA30 MODEL
AUDIO
LINE OUT2
L
R
Q801
BUFF
VIDEO
LINE OUT2
GA66/GA77K/GF99K MODEL
AUDIO
LINE OUT1
L
R
CNJ801
RFU801
VIDEO
TV/VTR
AUDIO
OUT
IN
SR-35 BOARD
IC703
VOCAL
CANCEL
SURR(B)
KARAOKE
PROC.
/SRAM
IC701
SS/
SURR(A)
IC702
IC503
IC502
GA70K/GA77K
GF90K/GF99K MODEL
GA66 MODEL
GA77K/GF99K MODEL
GA66/GA77K/GF99K MODEL
AMS
AF SWP
V DATA / V CLK
IC201
(2/2)
MESECAM
DRUM
SERVO
T REEL
FG
PH202
CAPSTAN
SERVO
SYSTEM
CONTROL
V DATA / V CLK
QVD
V ENV
CSYNC
AMS
SDA / SCL
AF ENV
AF SWP
REC P
SIGNAL
CONTROL
S REEL
FG
PH201
T
SENS
Q201
S
SENS
Q202
RESET
IC203
TE/LED
S SENS
T SENS
T REEL
S REEL
MD BLOCK
DRUM
FG/PG
FG/PG
CAM
MOTOR
DRIVE
IC202
M
DRUM
MOTOR
CAPSTAN
FG
M
CAPSTAN
MOTOR
CTL
HEAD
CAM
ENCODER
M
CAM
MOTOR
S201
FUNCTION
KEY
S601,602
LED
DRIVE
D601
EXCEPT
GA77K:PL/GF99K:PL
GA77K:PL/GF99K:PL
FR-142 BOARD
VIRTUAL
SOUND
S603
LINE
SELECT
S615
COLOR
SYSTEM
S605
NTSC
PB
S610
GA66
GA77K/GF99K
REMOTE
CONTROL
RECEIVER
IC601
D608
D603-607
D609
D610-612
D613
D614
D615,616
GF80/GF90K/GF99K/PH99
EXCEPT GA30
GA30:PL/GA40K/GA77K:PL/GF99K:PL
GA66/GA77K/GF99K MODEL
Q601
Q602
BOARD
FR-141
FR-140 BOARD
DRUM DA
DRUM FG/PG
CAP RVS
CAP FG
CTL
MODE1-4
EXCEPT
GA30 MODEL
FUNCTION
KEY
S606-609
S620
D602
LED POWER
KEY1
KEY2
SYNC REC
KEY(4)
KEY(2)
KEY(1)
FUNCTION
KEY
S611-614
PAUSE
S204
LED
DRIVE
Q207-209
Q211-213
Q233
GA77K:PL/GF99K:PL
GF80/GF90K
/GF99K/PH99
/GF99K/PH99
REC
S203
KEY4
ADJ-A
KEY3
ADJ-B
ADJ-B
RMC
GA66/GA77K/GF80/
GF90K/GF99K/PH99
EXCEPT
GA77K:PL/GF99K:PL
16
GF80/GF90K/GF99K/PH99 MODEL
EXCEPT
GA30
GA30
(SEE PAGE 4-5, 7, 9, 11)
(SEE PAGE 4-26)
(SEE PAGE 4-26)
(SEE PAGE 4-25)
(SEE PAGE 4-21)
(SEE PAGE 4-17)
(SEE PAGE 4-26)
(SEE PAGE 4-23)
(SEE PAGE 4-24)
(SEE PAGE 3-21)
GF90K
/GF99K
/GF99K
JS931
JS932
GF90K/GF99K
JS930
JS929
GA66/
GA77K
GA77K
GA50/GA70K/P66
MODEL
JS901
JS925
JS926
GF90K/GF99K
JS927
JS928
GF80/PH99
GA30/GA50/GA66/P66
GA30/GA50/
GA70K/P66
GA70K/P66
GF80/GF90K/PH99
GA30/GA50/
GA66/GF80/
P66/PH99
GA66/GF80/
P66/PH99
GA66/GF80/PH99
GA30/GA66/
GF90K/P66
GF90K/P66
GA66/GF90K
EXCEPT GF80/GF90K/
GF99K/PH99
GF99K/PH99
GA66/GA77K
EXCEPT
GA77K:PL/GF99K:PL
JS921
JS922
GA66/GA77K
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