Toshiba W-704 Service Manual page 113

5
JP212
(20)
JP225
L205
(10)
10µ
C246
KETSU
L207 68µ
47 56
JP228
(5)
C276
15p
C238
R227 2µ250V
46
28
510
0R
R266
KETSU C243
680p
C261 C234
KETSU
1000p
57
C241
C239
B0.1µ
KETSU
C235
42
F0.1µ
C237
p 220n
55 54 53 52 51 50 49 48 47 46 45
GND2
VCC2
P R
M.H
W / C
L
D / C SYNC
AGC SEP
DET ANR YNR
DOC
AGC
MAIN AMP
P
R
CLAMP
EMPH
PV / PH
P R MUTE
R
NL–EMPH
OD CLAMP
FB DeEMPH
R P
P
CLAMP
P R
P
CLAMP
MAIN
DPE
LPF R
TRAP
CH
ACC
Rec C
LPF
Y / C
TIME
VIDEO
B–EMPH P
MAIN
Reg BIAS
DeEMPH
CONV
R
Rec–C–LEV
C–ACC
P
ACK DET B–ACC B–ACC
Corrier
AMP
DET
BPF
1 / 8
B–ID
SUB
PS
LOGIC
CONV
P
PB / SP
B–ID / TRICK
SW
DET
SUB
ACK
BPF
VCO
R
VX0 / X0
APC
DET
P
VCC1 GND1
10 11 12 13 14 15 16 17 18 19 20
C409
C402
401
B6800p
10µ
0p
X401
3.58MHz
JP248
40
C408
39
0.01µ
R402
27k
C405
R255
7
F0.1µ
k 0
R254
9
KETSU
SU
C406
47µ6.3V
R252
R251
Q252
Q251
0R
L401 20k
324 2SC2712Y
2SC2712Y
KETSU
R253
R258
20k
150
HD IN
RJ201
0R
COPY GUARD (#67)
P246
7.5)
ON / OFF5V
2 1
SERVO MODE
LOCATION PIN EE PLAY REC
6 7
D202
R243
KETSU
Q214 KETSU
KETSU
Q215
KETSU
JP219
(7.5)
JP229
(15)
45 44
C233
B0.01
D203
KETSU
YNR SW
R218 C271
KETSU B0.1µ SP / EP
44 43 42 41
D204
0R
C232 68p
40
GCA
C230
2.2µ50V
39
C229
B0.01
Y
38
BIAS
1H
BF 37
DELAY
C228
B4700p
36 C227
R217 B0.01
820
4FSC
35
VCO
C226
F0.01
34
VSS2
C225
F0.1
L202 1µ
5V
VDD2 33 JP249
(5)
C224
F0.1
32
VSS1
ZAPPING
VDD1 31
C223
43 55
KETSU
C–COMB BF 30
MAIN
C222
BPF B0.01
C
29
BIAS
54
P
28
R
C270
1µ50V
VGG
27
BIAS
C220
F0.01
8db
16db
26 42 53
JP240
SP / LP / EP
25
(5)
C273
B0.01µ
41 52
C299
21 22 23 24
B0.01µ
C412
F0.01
R299
R407
470
100
R408
R298
1k
470
Q253
R256 R257
Q410
KETSU
2k 5k1
2SC2712Y
R405
2.2k
C413
33p
R260
Q411
0
2SA1162Y
R406
R261 BUFFER
1k
KETSU
C251
R259
1k3 KETSU
JP610 INPUT SELECT1
(12.5)
CTL & CFG AMP IC
IC506
LA7116
C545
47µ16V
12 C–Ref VCC2 13
R531
4.7k
CR–
11 14
34
CR+
10 15
R532
4.7k
FG
9 CB+ 16
C514 IN
47µ16V
FG
8 CB– 17
AMP
C539
C513
120p CTL
R507 R512 47µ16V FG
7 18
BIAS
8
JP238 JP277
(15) (7.5)
P506
AFM ENV
1
R102 1k
JP235
2 CTL
(7.5)
R107 1k
3
V / A SWP
4
GND
R101
ENV
5
100
IC101
PRE / REC–CTL
TA8894BF
1
C
C101
F0.01µ
Y MIX VCA
2
C102
VIDEO PB FM
3
B
F0.01µ
L101 VIDEO REC FM
4
PBEQ
18µ
C103
5
C105
C104
KETSU 0.47µ50V
18p
JP227
6
(15)
AGC.LEVEL
R103
7
390k
8
MON
JP242
(15)
9
A
C106
10
10µ16V
VIDEO
11
GND
LOGIC
12
GND
NC PULSE (HIFI)
13
B DET
C107
COMP
14
B DET
ENV DET
15
B ENVDET
C107
B0.01µ
CYLINDER
P101
(FROM CYLINDER)
1 HIFI / CTL(+)
2 HIFI / CTL(–)
3 GND
4 VIDEO(–)
5 VIDEO(+)
(#36) REC H
ASWP
ATODETSUKAU
JP526
(12.5)
(#89) A.MUTE
(#40) COLOR ROTARY
CTL
(#68) SP / LP / EP
P502
CAPSTAN
32 33
C547
R510 C520
R511
1.8k 1µ50V
56k DH11
B0.01µ D506
ERA15–02
ERA15–02
MG2
C562
C521
RH14
KETSU
SL100p 10k
9
JP211 JP253
(15) (10)
JP234
JP233
(10)
(10)
C113
47µ16V
VIDEO
30
VCC
29
IREF
ATTACK
AGC
HIFI 28
DET
VCC
RECOVER
27
B
MUTE
26
AGC A
PB 25
DET
C109
1µ50V
24
ADJ DRV
A
23
DRV
HIFI 22
DRV
GND
GATE
21
DRV B
MIX
LOGIC
20
AM
VCC
MOD
HSW
19
FM
MOD AVSWP
SWP
18
DET
LPF
AM
17
DEM BUS
ENC LOGIC
DEC 16
OSC
DATA
HIFI
S.R.
VIDEO
JP535
(12.5)
E15
(12.5)
C548
22µ35V
Q515
2SA1020Y
SWITCH
QH11
2SA1020Y
1 / 6W
10k
RH11
10
256
(7.5)
847
KETSU
C203 C202
47µ F0.01µ
R203
680
848
KETSU
R204
680
51
Q210
L1 R205
2SA1362GR
100
ICF01
R108
9.1k(1%)
C111
JP902
F0.1µ
1 2 3
(7.5)
C110
F0.01µ
KETSU
LF01
10µ
CF04
CF03
C108
F0.01µ
KETSU
B0.1µ
C112
1000p
JP903
(7.5)
W101
(#53) SCL
(#52) SDA
ENV DET
COMP
HASW
E16
(15)
SERVO
LOCATION PIN EE
E 14
Q515 B 14
C 12.9
Q516
R568
RN1402
0
E
1 / 6w
2.2k SWITCH
Q516 B 0
C 14
R569
R570
E 0
2.2k 1 / 6w
0.8
Q581 B
11
D201
KETSU
C201
470µ6.3V
MM1113XS
4 5 6 7 8
DF01
C
10µ
CF05
10µ16V
JP259
(7.5)
(#68) SP / LP / EP
MODE
PLAY REC
14 14
14 14
11.7 11.7
0 0
0 0
14 14
0 0
0.8 0.8