SLV-662HF/679HF
RMT-V266
SERVICE MANUAL
US Model
Canadian Model
SLV-662HF/679HF
PX Model
SLV-679HF
G
j
Photo: SLV-679HF
RMT-V266
S MECHANISM
Refer to the SERVICE MANUAL of VHS
MECHANICAL ADJUSTMENT for
MECHANICAL ADJUSTMENTS. (9-921-647-11)
SPECIFICATIONS
VIDEO CASSETTE RECORDER
MICROFILM
SLV-662HF/679HF
4-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
MA-341(1/7) (VIDEO) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
For schematic diagram
• Refer to page 4-19 for printed wiring board.
• Refer to page 4-2 for waveforms.
EP_L_IN
_EP_OUT
PB FELT
EP_H_IN
4-5
4-6
VIDEO
MA-341(1/7)
SLV-662HF/679HF
GND
N.C
N.C
CTRL1
VCC.
HEAD
SWITCH
N.C
CTRL2
For schematic diagram
• Refer to page 4-19 for printed wiring board.
• Refer to page 4-2 for waveforms.
MA-341(2/7) (AUDIO) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
AUDIO
MA-341(2/7)
4-7
4-8
SLV-662HF/679HF
MA-341(3/7) (SERVO/SYSTEM CONTROL) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
For schematic diagram
• Refer to page 4-19 for printed wiring board.
• Refer to page 4-21 for waveforms.
Note :
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
4-9
4-10
Note :
Les composants identifiés par
une marque ! sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
SERVO/SYSTEM CONTROL
MA-341(3/7)
SLV-662HF/679HF
MA-341(4/7) (AUDIO PROCESS) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
AUDIO PROCESS
MA-341(4/7)
4-11
For schematic diagram
• Refer to page 4-19 for printed wiring board.
4-12
SLV-662HF/679HF
MA-341(5/7) (TUNER) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
For schematic diagram
• Refer to page 4-19 for printed wiring board.
Note :
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
4-13
4-14
Note :
Les composants identifiés par
une marque ! sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
TUNER
MA-341(5/7)
SLV-662HF/679HF
For schematic diagram
• Refer to page 4-19 for printed wiring board.
MA-341(6/7) (MODE CONTROL)SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
MODE CONTROL
MA-341(6/7)
4-15
4-16
SLV-662HF/679HF
MA-341(7/7) (POWER SUPPLY) SCHEMATIC DIAGRAMS
— Ref. No. MA-341 Board; 1,000 Series —
For schematic diagram
• Refer to page 4-19 for printed wiring board.
US, CND:TNR10V241k
PX:TNR10V431k
US, CND:2A 125V
PX:T2AL 250V
C650 0.1uF B
C638
US, CND:470u/10V
PX:22u/25V
Note :
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
4-17
4-18
Note :
Les composants identifiés par
une marque ! sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
POWER SUPPLY
MA-341(7/7)
SLV-662HF/679HF
DS-84 (TAPE OPERATION) PRINTED WIRING BOARD
— Ref. No. DS-84 Board; 2000 Series —
There are few cases that the part printed on this diagram isn’t mounted in this model.
MA-341 BOARD
CN101
CN102
CN103
CN104
CN161
CN260
CN270
CN301
CN302
CN404
CN600
H-9
F-3
B-6
B-12
A-13
I-10
I-11
G-12
G-12
B-1
I-3
D103
D109
D161
D162
D301
D302
D405
D410
D561
D600
D601
D602
D603
D604
D605
D606
D607
D608
D609
D610
D611
D612
D614
D615
D616
D617
D618
D619
D702
D-7
G-4
D-8
D-8
I-6
I-6
A-13
A-10
I-4
H-1
G-3
F-2
G-1
G-2
F-1
D-1
E-1
E-2
E-2
B-2
C-3
C-3
G-2
H-2
G-2
G-1
C-3
C-1
H-13
IC101
IC160
IC161
IC162
IC201
IC260
IC331
IC360
IC403
IC420
IC601
IC602
A-4
C-10
C-12
C-12
F-10
H-10
G-11
J-9
A-5
A-7
B-2
E-1
MA-341 BOARD (SERVO/SYSTEM CONTROL BLOCK)
4fsc (out)
C VIDEO IN
7 IC160 #¢ REC/PB
!¡ IC160 %§ REC/PB
14.31818MHz
PH101 C-9
PH102 C-6
PH600 F-1
Q101
Q102
Q103
Q201
Q202
Q203
Q302
Q303
Q380
Q381
Q382
Q401
Q500
Q502
Q561
Q601
Q602
Q603
Q604
Q605
Q606
Q607
Q608
8
E-3
E-11
E-7
H-9
G-8
F-9
G-11
G-12
J-8
J-7
J-8
A-13
C-9
C-8
I-6
G-2
H-1
C-3
B-1
C-1
G-2
B-3
F-6
5.0Vp-p
OSC OUT
IC160 $∞ REC/PB
24.9MHz
H
2.1Vp-p
SYNC
!™ IC160 %• CREC/PB
4.6Vp-p
4.2Vp-p
H
9 IC160 %º OSD V IN REC !£
3
DRUM FG
IC160 *ª REC/PB
MA-341
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
H
2.2Vp-p
9 IC160 %º OSD V IN PB
360Hz
DRUM PG
!¢ IC160 (º REC/PB
4.4Vp-p
30Hz
H
4.0Vp-p
DS-84
(TAPE OPERATION)
2.3Vp-p
OSD V OUT
!º IC160 %™ REC
CTL AMP OUT
!∞ IC160 (¶ REC/PB
MA-341
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
DS-84 (TAPE OPARATION) SCHEMATIC DIAGRAMS
— Ref. No. DS-84 Board ; 2000 Series —
4.0Vp-p
2.2Vp-p
H
30Hz
32kHz (OUT)
!º IC160 %™ OSD V OUT PB !§ IC160 #§ REC/PB
DS-84
(TAPE OPERATION)
H
4-21
2.3Vp-p
32.768kHz
2.9Vp-p
4-22E
TAPE OPERATION
DS-84
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