Sony RMT-V266A, Service Manual

Page: 43 / 95

SLV-AX10/AX20/N50/N60/N70/N80/
LX4/LX5/LX6S/LX7S/LX8S
3-3. SERVO/SYSTEM CONTROL BLOCK DIAGRAM
MA-370 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
M903
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
D5V
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
L161 D161
L163
UNSW 5V
D5V
OSC IN 44
OSC OUT 45
L500
ARC DATA 42
ARC CLK 41
Q VD 13
V RF ENV 8
ENV SW 17
HA SWP 16
RF SWP 18
I2C DATA 72
I2C CLK 71
ARC DATA IC570 10
ARC CLK IC570 9
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 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
CTL AMP
OUT
97
TO/FROM
VIDEO
BLOCK
TO/FROM
AUDIO
BLOCK
Q351 B
IC160 IC160
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
IC404
FL DRIVER
68 S OUT
70 S CLK
66 FLD CS
14
29
42
37
D IN 7
CLK 8
STB 9
1 LED1
S1
S16
G1
G6
D401
F - F +
5 FUNC KEY1
4 FUNC KEY2
REW
CN471
EJECT
CH -
PB/STOP
CH+
DM-89 BOARD
CN402
3
2
1
TIMER SET
KKP -
KKP +
3
2
1
DI-74 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
PLL CLOCK
PLL DATA
PLL ENABLE
TU AFT
TV/VTR
STEREO
SAP
MAIN/SAP
F MONO
TA MUTE
S IN 0
S OUT 0
S CLK 0
17 IC871
16 IC871
15 IC871
TO/FROM
VIDEO
BLOCK
REMOCON
3
MF-319 BOARD
D5V
3
CN901
CN104
2
4
3
14 REMOCON
IC980
S-LINK/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
CTL(X)
CTL (Y)
EXCEPT LX4/LX5 MODEL
EXCEPT AX10/N50 MODEL
N80 MODEL ONLY
EXCEPT AX10/N50 MODEL
TIMER SET
3
S801
POWER
1
S802
EJECT
3
1
CN405
CN802
POWER
EJECT
JK-178 BOARD
3
S461
POWER 3
CN403 CN461
POWER
EXCEPT N70/N80/LX8S MODEL
EXCEPT N70/N80/LX8S MODEL
EXCEPT N70/N80/LX8S MODEL
REMOTE
CONTROL
RECEIVER
1 2
IC403
D5V
S466
REC
S463
EJECT
S462
PAUSE
S472
FF
S469
PLAY
S468
STOP
S467
5
2
4
3
5
2
4
3
CN404
N70/N80/LX8S MODEL
N70/N80/LX8S MODEL
N70/N80/LX8S MODEL
CH+
S424
ESU
S422
RR
S421
CH-
S423
SYNC
S426
INSEL
S425
REC
S412
REW
S408
PAUSE
S409
CH+
S404
ESU
S406
RR
S403
STOP
S411
PLAY
S410
FF
S413
CH-
S405
LX4/LX5/LX6S/LX7S
MODEL
LX8S ONLY
N80 MODEL ONLY
TU700-702 5
TU700-702 12
TU700-702 11
TU700-702 10
TU700-702 23
TU701 26
27
28
29
30
TU701
TU701
TU701
TU701
TU702 34
26
27
28
29
TU702
TU702
TU702
TU702
TO/FROM
TUNER
BLOCK
(SEE PAGE 3-7)
(SEE PAGE 4-35)
(SEE PAGE 4-30)
(SEE PAGE 4-36)
(SEE PAGE 3-10)
(SEE PAGE 3-4)
(SEE PAGE 4-11)
(SEE PAGE 4-34)
(SEE PAGE
3-4)
JL111
25.3MHz
IC160
rg
4.6Vp-p
OSC OUT
REC/PB
IC160 ul S REEL
4.8Vp-p
0.9sec (TAPE TOP)
IC160
i;
T REEL
4.8Vp-p
1.6sec (TAPE TOP)
C160 ij CAP FG SP
4.4Vp-p 1078Hz
IC160 og CTL+IN REC
5.0Vp-p
30Hz
14.31818MHz
IC160 el
5.0Vp-p
4fsc (OUT)
REC/PB
IC160 il
4.5Vp-p 360Hz
DRAM FG
REC/PB
IC160 o;
4.6Vp-p 30Hz
DRAM PG
REC/PB
IC160
oj
4.0Vp-p
30Hz
CTL AMP OUT
PB
IC160
eh
3.0Vp-p 32.768kHz
32kHz (OUT)
REC/PB
32.768kHz
3-5 3-6