Sony SLV-789HF - Video Cassette Recorder, Руководство по обслуживанию

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SLV-789HF/792HF/799HF
3-3. SERVO/SYSTEM CONTROL/TUNER BLOCK DIAGRAM
3-5 3-6
MA-342 BOARD
DRUM MOTOR
OUTPUT
HALL
DEVICE
M901
M902
HALL
DEVICE
U+
OUTPUT
MATRIX
M
VCC 1
2
3
4
PG
FG
CAPSTAN
FG
U-
V+
V-
W+
W-
U
LIMITER
SW5V
V
W
VM
VCC
TL
1
6
5
2
3
7
1
6
5
2
3
7
CN102
SW5V M12V
PS101
CVS
CAP RVS
CAP FG
D109
1
2
3
4
CN101
M12V
M12V
D VS
D PG
D FG
1
CN161
3
CTL
HEAD
1
CN103
3
2 M
LOADING
MOTOR
4
2
3
1
CAM
ENCODER
MECHA
POSITION
CN103
MODE1
MODE2
MODE3
MODE4
IC160
SERVO CONTROL
(2/3)
DRUM ERR 77
DRUM PG 90
DRUM FG 89
CAP RVS 24
CAP FG 87
CTL + 95
CTL - 94
LOADING
MOTOR DRIVE
IC101
CAM -
2
CAM + 10
4 IN2
SYSTEM CONTROL
(3/3)
S REEL FG 79
PH102
T REEL
FG
LED
DRIVE
Q103
T REEL FG 80
4fSC IN 38
SW12V
PH101
S REEL
FG
T/S LED
D103
T SENS 7
S SENS
6
END LED 20
Q101
TAKE END
SENSOR
D103
D6V
Q102
SUPPLY END
SENSOR
REC PRF 30
4fSC OUT 39
X160
14.31818MHz
REC
PROOF
S101
CAM 33
29
28
27
26
MODE1
MODE2
MODE3
MODE4
MODE1
MODE2
MODE3
MODE4
16
CAPSTAN
MOTOR
CAP ERR 76
S102
REMOTE
CONTROL
RECEIVER 1
RESET
PULSE
GEN.
POWER
FAIL
DET.
6
8
5
7
2
IC162
IC461
L162
D162
D6V VCC 37
AVCC 99
AMP VCC 98
RST 34
POWER FAIL 78
32kHz IN 35
32kHz OUT 36
X160
32.768kHz
L161 D161
L163
UNSW 5V
D5V
S401-406
OSC IN 44
OSC OUT 45
L500
ARC DATA 42
ARC CLK
41
Q VD 13
C SYNC 58
V RF ENV 8
ENV SW 17
HA SWP 16
RF SWP 18
I2C DATA 72
I2C CLK 71
ARC DATA CN570 2
C SYNC
,IC260 5
ARC CLK
CN570 3
Q VD IC201 25
RF ENV IC260 6
ENV SW IC260 2
HA SWP
,IC260 3
RF SWP ,IC260 4
I2C DATA IC201 20
I2C CLK IC201 21
IC201 97
IC201 28
IC201 98
AF ENV IC360 44 AF ENV 9
I2C DATA IC360 42
I2C CLK IC360 43
AF SWP 19
AF REC P 22
A MUTE 63
AF SWP IC360 41
A MUTE ,IC360 94
TO/FROM
VIDEO
BLOCK
TO/FROM
AUDIO
BLOCK
Q301 B
3 CH
4 CH
S701
RF CH
IC160 IC160
IN
OUT
VHF/
UHF
TU701
59 PLL CLK
60 PLL DATA
61 PLL ENABLE
3 TU AFT
21 ANT SEL
85 STEREO
86 SAP
83 MAIN/SAP
84 F MONO
62 TA MUTE
VACUUM FLUORESCENT
INDICATOR TUBE
ND420
69 S IN
IC420
FL DRIVER
68 S OUT
70 S CLK
66 FLD CS
82 DMS -
15
32
44
38
D OUT 5
D IN 6
CLK 8
CS 9
46 ARC
47 JOG
S1
S18
G1
G7
D410
F - F +
81 DMS +
FUNCTION
KEY
5 FUNC KEY1
4 FUNC KEY2
RF VIDEO Q500 C
TU VIDEO IC201 39
RF AUDIO IC360 13
AUDIO R IC360 3
AUDIO L IC360 2
TO/FROM
VIDEO
BLOCK
TO/FROM
AUDIO
BLOCK
CN471
9
3
9
3
8
7
8
7
4
2
6
4
2
CN404
JOG LED
DMS –
DMS +
EJECT
CH -
PB/STOP
CH+
D462
FUNCTION
KEY
S462,464,466
S470,472,473
6
CN472
5
4
1
2
PLAY
STOP
DUAL MODE
SHUTTLE
DM-84 BOARD
CN402
3
2
1
TIMER SET
KKP -
KKP +
3
2
1
DI-71 BOARD
DIAL TIMER
PUSH/TURN
S901
12 KKP -
11 KKP +
64 P CONT M12
65 P CONT SW12
P CONT M12
P CONT SW12
TO
POWER BLOCK
C ROT 15
C ROT
IC201 96
31 I2C CLK
32 I2C DATA 5
6
EEPROM
IC161
12 CLK
13 DATA
11 ENABLE
27 AFT
4 CONT
32 ST IND
33 SAP IND
34 MODE
35 F MONO
36 MUTE
5 VIDEO
28 DET
1 AUDIO
38 L
37 R
2 SW
S IN 0
S OUT 0
S CLK 0
17
IC871
16 IC871
15 IC871
TO/FROM
VIDEO
BLOCK
5
SP/EP
5
CN403
POWER
P CONT M12
REMOCON
2
4
3
MF-316 BOARD
LED
DRIVE
Q461
POWER
S461
D5V
D461
2
4
3
CN461
CN901
CN104
2
4
3
14 REMOCON
IC980
SIRCS/CBC
I/O
4
REG ON/OFF
12
SIRCS OUT 5
STATUS OUT 6
9 CONTROL
S OUT
11 CONTROL
S IN
1 REG OUT
IN
OUT
CABLE BOX
CONTROL/
CONTROL S
CNJ981
CNJ980
10 CBC ON
73 SIRCS OUT
75 NICOLE
SIRCS IN
S CLK
S DATA
RESET
FOR
CHECK
67 V SET CS
100 V SET RESET
V SET CS
V SET RESET
32 IC871
19 IC871
(SEE PAGE 4-11,15)
(SEE PAGE 3-4)
(SEE PAGE 3-4)
(SEE PAGE 3-8)
(SEE PAGE 4-24)
(SEE PAGE 4-26)
(SEE PAGE 4-27)
(SEE PAGE 3-4)
(SEE PAGE 3-8)
REALITY REGENERATOR
(JOG)
IC160 (º
4.6Vp-p
30Hz
DRAM PG
REC/PB
IC160 *ª
4.4Vp-p 360Hz
DRAM FG
REC/PB
IC160 *¶ CAP FG SP
4.4Vp-p
1078Hz
IC160
(∞
CTL+IN REC
5.0Vp-p
30Hz
14.31818MHz
IC160 #ª
5.0Vp-p
4fsc (OUT)
REC/PB
IC160 #§
3.0Vp-p 32.768kHz
32kHz (OUT)
REC/PB 25.3MHz
IC160
$∞
4.2Vp-p
OSC OUT
REC/PB
H
IC160 %•
4.2Vp-p
C SYNC
REC/PB