Block Diagrams; Overall Block Diagram - Sony SLV-789HF Service Manual

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BLOCK DIAGRAMS

3 7 6 3 1 5 1 5 0

3-1. OVERALL BLOCK DIAGRAM

VIDEO
(SEE PAGE 4-26)
MF-316
BOARD
CNJ491
IC201
LINE 2 L VIDEO 2
VIDEO (1/2)
IN
MEDIA VIDEO
Y/C
PROCESSOR
CJ561
LINE 1 L VIDEO 1
VIDEO
IN
VIDEO
HEAD
SP PB Y/C
CH 1
REC Y/C
IC260
SP
VIDEO
CH 2
REC/PB
QAMP
EP
CH 1
C SYNC
EP
HA SWP
CH 2
RF SWP
RF ENV
AUDIO
T E
HEAD
L 1 3 9 4 2 2 9 6 5 1 3
CH 1
IC360
AUDIO
PROCESSOR
(HIFI)
CH 2
CJ561
L 1(L)
L
LINE 1
AUDIO
IN
L 1(R)
R
(SEE PAGE 4-25)
MF-316
BOARD
IC201
AUDIO
CNJ491
L 2(L)
L PROCESSOR
LINE 2
(MONO)
AUDIO
IN
L 2(R)
R
A HEAD PB
IC331
REC/
PB
A HEAD REC
HEAD
NORMAL
SW
T301,Q303
AUDIO
BIAS
ERASE
ERASE
HEAD OSC
w w w
FULL
ERASE
HEAD
.
16
SECTION 3
AR-20 BOARD
(SEE PAGE 4-28)
IC570
Y
V
C ARC ARC
IC160
(1/2)
RF VIDEO
OSD
IC870 IC871
AFC S OUT 0
V SET
S IN 0
S CLK
TU VIDEO
Q VD
I2C DATA
I2C CLK
A L
A R
RF AUDIO
TU L
TU R
I2C DATA
I2C CLK
AF ENV
AF SWP
(2/2)
x a o
y
i
3-1
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8
MA-342 BOARD
(SEE PAGE 4-7,9,11,13,15,17,19,21)
IN
VHF/
UHF TU701
OUT
VIDEO
CJ561
S701
LINE
L RF CH
OUT
AUDIO 4CH
R
3CH
Q Q
3 7 6 3
IC980
CNJ981
IN
CIRCS
CABLE BOX
CBC I/O
CONTROL/
CNJ980
CONTROL S
OUT
MF-316 BOARD
(SEE PAGE 4-25)
IC461
u 1 6 3
REMOTE
CONTROL
RECEIVER
.
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2 4
9 9 8
IC160 (2/2)
SYSTEM
DRUM D VS
CONTROL
SERVO
D PG
D FG
CAPSTAN
SERVO
TV/VTR CAP VS
PLL DATA
PLL CLOCK
PLL ENB CAP FG
AFT
ARC DATA,ARC CLK
CTL REC/PB
HA SWP
RF SWP
RF ENV
IC101
Q VD
CAM +,- LOADING
MOTOR
MODE1-4
C SYNC
HA SWP
T REEL FG SW12V
RF SWP
RF ENV
PH102
T REEL
1 5 1 5 0 8 9 2 4
S REEL FG
SIGNAL PH101
CONTROL
S REEL
T SENS
Q101
T SENS
I2C DATA S SENS
I2C CLK
Q102
S SENS
AF ENV
Q103
AF SWP
LED
T/S LED
DRIVE
IC161
EEPROM
FUNC KEY 1
IC162
FUNC KEY 2
POWER DMS +/-
FAIL DET
RESET
PULSE GEN
KKP +/-
SIRCS OUT
CBC ON
NICOLE
IC420
-F
m
S OUT 0
FL
S IN 0 DRIVE
S CLK 0
c o
REMOTE
3-2
SLV-789HF/792HF/799HF
2
9 9
DRUM MOTOR
DRUM
M
MOTOR
DRUM
PG
DRUM
FG
CAPSTAN MOTOR
CAPSTAN
M
MOTOR
CAPSTAN
FG
CTL
AMP
LOADING
M
MOTOR
ROTARY
SWITCH
9 8 2 9 9
D103
(T/S LED)
DM-84 BOARD
(SEE PAGE 4-24)
S401-406
FUNCTION
S462,464,466
KEY
S470,472,473
FUNCTION
KEY DMS
BLOCK
DI-71 BOARD
(SEE PAGE 4-27)
S901
DIAL TIMER
PUSH/TURN
ND420
FLUORESCENT
INDICATOR TUBE
+F