DOWNLOAD Sony SLV-798HF / SLV-998HF Service Manual ↓ Size: 6.91 MB | Pages: 82 in PDF or view online for FREE

Model
SLV-798HF SLV-998HF
Pages
82
Size
6.91 MB
Type
PDF
Document
Service Manual
Brand
Device
VCR
File
slv-798hf-slv-998hf.pdf
Date
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Sony SLV-798HF / SLV-998HF Service Manual ▷ View online

2-2
2-4. POWER BLOCK, MA-318 BOARD (WITH S MECHANISM DECK)
a
a
Connector
(From CN201 on power block)
2
 Screws
3
 Power block
1
1
5
 MA-318 board
     (with S mechanism deck)
4
 Screws
2-5. S MECHANISM DECK
1
 Flexible board
     From CN260 on
     MA-318 board
4
 Screws
2
 Screws
MD base (R)
MA-318 board
S mechanism deck
5
MD base (R)
MD base (M)
2-3
2-6. INTERNAL VIEWS
— Top View —
— Bottom View —
M901 (Note)
Upper drum assembly DZR-45-R
8-848-576-02 (Except 998HF)
Upper drum assenbly DZR-51-R
8-848-594-02 (998HF)  
Lower drum assembly DZL-51B/J-RP
8-848-666-11
Drum Assembly DZH-94A/Z-RP (Except 998HF)
8-839-044-02
Drum Assembly DZH-96A-R (998HF)
8-839-046-02
Note : See page 7 for the note about drum
           assembly.
FE head
1-500-144-11
Reel (S) table
3-977-507-01
FL complete assembly
A-6759-619-C
Reel (T) table
3-977-508-01
Pinch press block assembly
A-6759-615-A
ACE head block assembly
A-6759-620-A
M902
DC motor (capstan)
1-698-971-11
M901 (Note)
Lower drum assembly
DZL-51B/J-RP
8-848-666-11
Rubber belt
3-977-510-01
M903
Cam motor assembly
X-3947-577-1
2-4E
2-7. INTERNAL VIEWS
MA-318
REC/PB AMP, VIDEO, AUDIO, 
SERVO/SYSTEM CONTROL,
TUNER
FR-130
(MODE CONTROL)
DM-74
(OPERATION SWITCHES)
POWER BLOCK
JK-159
(LINE-2 IN)
SLV-798HF/998HF
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1
3-2
BOARD
JK-159
LINE 2
IN
CJ801
VIDEO
MA-318 BOARD
LINE 1
IN
CJ570
VIDEO
L VIDEO 2
L VIDEO 1
SP
CH 1
SP
CH 2
EP
CH 1
EP
CH 2
VIDEO
REC/PB
QAMP
IC260
Y/C
PROCESSOR
IC201
PB Y/C
(1/2)
REC Y/C
C ROT
C SYNC
CH 1
CH 2
AUDIO
HEAD
AFM
REC/PB
QAMP
IC340
VIDEO
HEAD
BOARD
JK-159
LINE 2
IN
CJ801
LINE 1
IN
CJ570
AUDIO
L 1(L)
R
L
L 1(R)
AUDIO
L 2(L)
R
L
L 2(R)
AF SWP
AF REC
REC P
FM PB
FM REC
FULL
ERASE
HEAD
BIAS
ERASE
OSC
T831,Q830
HEAD
988HF ONLY
AUDIO
PROCESSOR
IC360
(HIFI)
AUDIO
PROCESSOR
(MONO)
IC201
(2/2)
NORM IN
NORM OUT
AF ENV
AF SWP
I2C CLOCK 1
I2C DATA 1
A L
A R
RF AUDIO
TU L
TU R
S OUT 1
S CLK 1
RF ENV
RF SWP
REC/
PB
ERASE
HEAD
BIAS
ERASE
OSC
T331,Q330
HEAD
FULL
ERASE
HEAD
BIAS
ERASE
OSC
T931,Q930
HEAD
988HF ONLY
NORMAL
AUDIO
FULL
ERASE
HEAD
988HF ONLY
EXCEPT 998HF
VIDEO
AMP
IC403
A HEAD PB
A HEAD REC
OSD
IC500
SYNC
DET/SET
IC871
AFC
IC501
HD
H DET
MEDIA VIDEO
VIDEO
SCK 0
SO 0
SI 0
SCK 0
SO 0
V SET
 CS
SCK 0
I2C DATA VIDEO
I2C CLOCK VIDEO
TU VIDEO
Q VD
1H
DELAY
IC202
LINE
OUT
CJ570
VD
L
R
VIDEO
AUDIO
RF VIDEO
Q560
VHF/
UHF
RF CH
S701
3CH
4CH
IN
OUT
IN
RF
TU700
TUNER/MOD/IF
RF VIDEO
TU VIDEO
RF AUDIO
MPX
AFT
PLL CLOCK
PLL ENB
TV/VTR
C SYNC
S OUT 1
S CLK 1
RF ENV
RF SWP
AF ENV
AF SWP
I2C CLOCK 1
I2C DATA 1
ST/BILNG
PROCESSOR
IC733
AF SWP
AF REC
REC P
F MONO,MAIN/SAP
SAP,STEREO
MPX
PLL DATA
Q VD
AFT
REC P
FE ON
FULL ERS
DRIVE
LED
Q103
T REEL
PH102
S REEL
PH101
T SENS
Q101
S SENS
Q102
(T/S LED)
D103
SW12V
T REEL FG
S REEL FG
T SENS
S SENS
T/S LED
IC161
CONTROL
SYSTEM
SERVO
DRUM
CONTROL
SIGNAL
IC100
CAPSTAN
FG
DRUM
PG
DRUM
FG
M
DRUM
MOTOR
M
CAPSTAN
MOTOR
CAP FG
CAP VS
D FG
D PG
D VS
IC100
DRUM MOTOR
CAPSTAN MOTOR
CTL
AMP
LOADING
MOTOR
IC140
IC141
IC101
M
LOADING
MOTOR
CTL
AMP
ROTARY
SWITCH
CTL REC/PB
CAM +,-
MODE1-4
SERVO
CAPSTAN
SIRCS
CBC I/O
IC980
NICOLON
CDC POWER
IN
OUT
CABLE BOX
CONTROL/
CONTROL S
CNJ981
CNJ980
FAIL DET
POWER
IC463
PULSE GEN
RESET
INDICATOR TUBE
FLUORESCENT
ND420
-F
+F
IC461
CONTROL
REMOTE
RECEIVER
BLOCK
DMS
KEY
FUNCTION
KEY
FUNCTION
KEY
FUNCTION
S411,412
S441-443
S407,408
S403-406,409,410
BOARD
DM-74
PAUSE
998HF ONLY
A/D0-2
A/D3
DMS1,2
IC460
CONTROL
MODE
IC462
EEPROM
SI 0
SO 0
SCK 0
VSET CS
H DET
SIRCS
SIRCS IN
SIRCS OUT
FR-130 BOARD
OSC
16
SI 0
SO 0
SCK 0
(SEE  PAGE  4-33)
(SEE  PAGE  4-5, 8, 11, 15, 17, 19, 21, 23, 25)
(SEE  PAGE  4-33)
(SEE  PAGE  4-29)
(SEE  PAFE  4-32)
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