Toshiba W808 Service Manual page 122

17
JP403
(20)
CH SW
(3CH)
8 5
MLH2X006A
(4CH)
AUDIO IN
1
4.5M OSC
CH SW
2
L001
PL–4.7µ
MODULATOR MB(5V) 3
C001
A11560FP
10µ10V
CONTROL
4
C002
10µ10V
OR
JP023 JP024 JP025
VIDEO IN
5
(20) (15)
(7.5)
6 9
C003
PLL
4.7µ16V
44818D
PB(5V) 6
C004 R004
R002
MIX / OSC 3K9
47µ50V
1K
TU(32V)
AJ605A 7
D001
R003 R005
UZ33BSD
27K
OR RD33ESAB4
S.CLOCK 3K9
8
D002
KETSU
S.DATA
9
C007
R010
KETSU
IF AMP
ADDRESS
0R
10
IF OUT
11
N.C
12
+B(9V)
13
JP020
AUDIO OUT
14
(5)
GND 15
L002
VIDEO
Q001
PL–10µ
TRAP 2SC2412KQ
OR
2SC1623–L5
AFT C005
16
10µ16V
C006
(OS)
0.022µ
4.5MHZ
N.C 17 R006
DET
4K7
BPF JP019
AFT
VIDEO OUT
(12.5)
18
R007
10K
7 10
3 4 5 6 7 8 9 10
7V
48
0K
1
K
POW ON / OFF SIG
JP012
JP014
(20)
(20)
6
R924
13K
R925
13K
927
0K
RF92
33K
RF90
27K
18 19
PLAY / EE AUDIO
REC AUDIO
PLAY VIDEO
REC VIDEO
NOTE : The meaning of "KETSU" is "Not used".
ON / OFF5V
S001
SSSF12
( 23344082 )
JP401
(20)
R001
1KF
JP022
(5) JP016
(5)
(1 / 6W)
16 13
(1 / 6W)
CD17 CD16 CD15
1µ 10µ 3µ3
CD18
1µ
28 27 26 25 24 23
L R N
MATRIX
OFFSET
ABSORPTION
D / A
STERO
1 / 2
I / P
DEMOD
ATT
VCC
BLOCK
9V
1 2 3 4 5 6
CD03
CD01
RD01 CD05 CD07
10n 22µ
CD04
1µ
1K 2µ2
0.1µ
CD02
47µ
CD06
RD02
4µ7
10K
JP007
(20)
JP912
(12.5)
JP926
(5)
TV / VCR
SERVO MODE SERVO
LOCATION PIN EE PLAY REC LOCATION PIN
0 0 0
1 1
5.7 5.6 5.6
2 2
3 0 0 0 3
– – –
4 4
IC502 5 0 0 0 5
6 14.1 14 14 6
7 0 0 0 7
8 14.1 14 14 8
0 0 0
9 9
0 1 1
1 10
2 1.4 1.4 1.4 11
3 0 0 0 12
4 0 0 0 13
5 14.1 14 14 14
6 0 0 0 15
7 14.1 10 10 16
14.1 10 10
IC503 8 17
14.1 10 10
9 18
10 0 0 0 19
11 0 2.7 2.6 20
12 0 0 0 21
13 4.9 5.1 5.1 22
14 3.1 3.2 3.2 23
15 0.6 0.6 0.6 24
0.8 0.7 0.7
16 25
0 0 0
1 26
2 0 0 0 27
3 0 0 0 28
IC504 4 0 0 0 29
5 4.9 4.9 4.9 30
6 4.9 4.9 4.9 31
0 0 0
7 32
4.8 4.8 4.8
8 33
4.8 4.8 4.7
1 34
IC505 2 0 0 0 35
3 4.8 4.8 4.8 36
1 0 – – 37
2 2.4 – – 38
20
[V] : EE
(V) : PLAY
V : REC
JP001
CD13 JP008
15
RD08
(7.5)
CD14
1µ (5)
0R
1µ
CD12
12
RD06 RD05
RD07 1µ
11 14
5K1 3K
16K6
22 21 20 19 18 17 16 15
D GND SCL SDA
DBX NOISE I2C BUS
REDUCTION BLOCK DECODER
D / A
ICD01
µPC1854AGT
SAP
ST / SAP FILTER
DEMODULATION
ADJ
SW
BLOCK
A GND
8 9 10 11 12 13 14
7
CD11
CD08 CD09
100n
0.1µ 47n
RD04 CD10
68K 0.47µ
RD03
JP011
16K
(5)
R009
R008
KETSU
KETSU
MODE AUDIO MODE VIDEO
EE PLAY REC LOCATION PIN EE PLAY REC LOCATION
0 0 0 4.5 4.5 4.5
1
0 2.5 0 4.5 4.5 4.5
2
0 3.2 0 3 4.5 4.5 4.5
– – –
4 4.5 4.5 4.5
0.2 2.4 2.5 5 4.5 4.5 4.5
– – – 6 4.5 4.5 4.5
0 0 0 7 4.5 4.5 4.5
4.8 3.1 4.8 8 0.5 0.4 0.5
0 0 0 4.5 4.4 4.5
9 IC402
4.8 4.8 4.8 0 0 0
10
0 0 0 11 4.5 4.5 4.5
0 0 0 12 0 0 0
5 5 5 13 4.5 4.5 4.5
4.8 4.8 4.8 14 0 0 0
– – – 15 0 0 0
0 0 0 16 0.9 0.9 0.9
4.8 4.8 4.8 4.9 4.9 4.9
17
4.7 4.7 4.7 4.9 4.9 4.9
18
– – –
19 4.5 4.6 4.5
– – –
20 0 0 0
4.6 0 0 21 0 0 0
0 4.8 0 22 0 0 2.3
– – – 23 4.9 4.9 4.9
– – – 24 0 0.9 1
IC920
0 0 0 2.1 2.1 2.1
25
0 0 0 0 1.4 2
26
– – –
27 0 0 0
0 0 0 28 4.5 4.5 4.5
– – – 29 0 0 0
0 0 0 30 2.2 0.8 2.2
0 0 0 31 4.4 4.4 4.4
2.3 2.4 2.3 0.4 0.2 0.4
32
2.3 2.4 2.7 4.5 0.2 4.5
33
2.3 2.4 2.3 4.5 4.5 4.5
34
2.3 2.4 2.3 35 4.5 4.5 4.5
2.3 2.3 2.3 36 4.5 4.5 4.5
2.3 2.4 2.3 37 9 9 9
2.4 4 2.3 38 4.4 4.4 4.4
21
MODE
PIN EE PLAY REC
0
1
0
2
–
3
4 4.93
5 0 TO 5V PULSE
6 0
7 1.428
8 1.456
1.0618
9
1.183
10
11 0
12 4.92
13 1.8666
14 4.92
15 0 TO 5V PULSE
16 –
–
17
–
18