Block Diagrams; Overall Block Diagram - Sony SLV-798HF Service Manual

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BLOCK DIAGRAMS

3 7 6 3 1 5 1 5 0

3-1. OVERALL BLOCK DIAGRAM

(SEE PAGE 4-33)
MA-318 BOARD (SEE PAGE 4-5, 8, 11, 15, 17, 19, 21, 23, 25)
JK-159
BOARD
VIDEO
CJ801
LINE 2 L VIDEO 2
VIDEO IC201 IC501
IN
(1/2)
Y/C
AFC
PROCESSOR
CJ570
MEDIA VIDEO
L VIDEO 1
LINE 1
VIDEO TU VIDEO
IN
Q VD
VIDEO
HEAD I2C DATA VIDEO
PB Y/C I2C CLOCK VIDEO
SP
CH 1
IC202
REC Y/C
IC260
C ROT 1H
SP
VIDEO
DELAY
CH 2 REC/PB
QAMP
C SYNC
EP
CH 1
S OUT 1
S CLK 1
EP
RF SWP
CH 2
RF ENV
AUDIO
HEAD
FM PB
CH 1
IC340 IC360
FM REC
AFM AUDIO
AF REC
CH 2 REC/PB PROCESSOR
QAMP AF SWP
(HIFI)
REC P
CJ570
L 1(L)
L
LINE 1
AUDIO
IN
L 1(R)
R
T E
L 1 3 9 4 2 2 9 6 5 1 3
T831,Q830
FULL BIAS
ERASE ERASE
HEAD HEAD OSC
988HF ONLY
(SEE PAGE 4-33)
JK-159
IC201
(2/2)
BOARD
AUDIO
PROCESSOR
CJ801
L 2(L)
(MONO)
L
LINE 2
AUDIO
IN
L 2(R)
R
A HEAD PB
IC403
REC/
PB
A HEAD REC VIDEO
NORMAL
AMP
T331,Q330
AUDIO
BIAS
ERASE ERASE
HEAD HEAD OSC
FULL
ERASE
HEAD
EXCEPT 998HF
T931,Q930
FULL BIAS
ERASE ERASE
HEAD HEAD OSC OSC
988HF ONLY 988HF ONLY
w w w
.
16
SECTION 3
IC500
Q560
RF VIDEO
VIDEO
CJ570
SO 0
OSD
SCK 0 LINE
L
OUT
AUDIO
HD
IC871
VD R
SI 0
H DET
SYNC
SO 0
DET/SET
SCK 0 SCK 0
A L
A R
RF AUDIO
IC733
TU L
ST/BILNG
TU R PROCESSOR
I2C DATA 1
I2C CLOCK 1
AF ENV
AF SWP
x a o
y
i
3-1
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8
IN IN
TU700
VHF/
RF
UHF
TUNER/MOD/IF
OUT
4CH
3CH
SYSTEM
S701 CONTROL
TV/VTR
RF CH
PLL DATA
PLL CLOCK
PLL ENB
AFT
Q VD
C SYNC
S OUT 1
S CLK 1
RF SWP
RF ENV
MPX
F MONO,MAIN/SAP
SAP,STEREO
I2C DATA 1
I2C CLOCK 1
Q Q
AF ENV
3 7 6 3
AF SWP
SIGNAL
CONTROL
AF REC
AF SWP
REC P REC P
FE ON
FULL ERS
u 1 6 3
.
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2 4
9 9 8
IC161 DRUM MOTOR
IC100
DRUM
D VS
SERVO M
D PG DRUM
PG
D FG DRUM
FG
CAPSTAN
CAPSTAN MOTOR
SERVO
IC100
CAP VS CAPSTAN
M
CAP FG CAPSTAN
FG
IC140 IC141
CTL REC/PB
CTL
AMP
IC101
CAM +,-
LOADING
MOTOR
MODE1-4
T REEL FG SW12V
1 5 1 5 0 8 9 2 4
PH102
T REEL
S REEL FG
PH101
S REEL
T SENS
Q101
T SENS
D103
(T/S LED)
S SENS
Q102
S SENS
Q103
LED
T/S LED
DRIVE
CNJ981
IN
IC980
CABLE BOX
CONTROL/
NICOLON
CNJ980
SIRCS SIRCS CONTROL S
CDC POWER
CBC I/O
OUT
FR-130 BOARD (SEE PAGE 4-29)
IC461
SI 0
SO 0
REMOTE
SIRCS IN
CONTROL
SCK 0
RECEIVER
IC460
SIRCS OUT
MODE
CONTROL
IC462
EEPROM
IC463
POWER
m FAIL DET
RESET
PULSE GEN
c o
SI 0
SO 0
SCK 0
VSET CS
H DET
3-2
SLV-798HF/998HF
2
9 9
DRUM
MOTOR
MOTOR
CTL
AMP
LOADING
M
MOTOR
ROTARY
SWITCH
9 8 2 9 9
ND420
FLUORESCENT
INDICATOR TUBE
-F +F
998HF ONLY
(SEE PAFE 4-32)
S407,408
S403-406,409,410
DM-74
A/D0-2 FUNCTION
BOARD
KEY
S411,412 S441-443
A/D3 PAUSE
FUNCTION FUNCTION
KEY KEY DMS
BLOCK
DMS1,2