Toshiba 29AS42, Service Manual

Page: 21 / 38

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
TP001
AGC
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANT LES PIECES REPAREES PAR UN ATTENTION:
R141
4.7K
R140
4.7K
R139
4.7K
R159
470 1/4W
R144
4.7K
R007
270
R006
270
R128
33K
1/4W
R131
10K
R101
560
R114
2.2K
R116
2.2K
R003
330K
R001
68K
1/2W
R002
68K
1/2W
R119
47K
R125
47K
R108
2.2K
R157
10K
R138
1K
R150
4.7K
R151
4.7K
R115
47K
R156
10K
R126
2.7K
R104
560
R127
1K
R130
820
R132
33K
R155
4.7K
R004
100
R123
4.7K
R122
4.7K
R121
4.7K
R142
10K
R137
68
1/4W
R146
4.7K
R111
47
R134
10K
R133
10K
1/4W
R129 3.9K
R109
2.2K
R106
100 1/4W
R112
100 1/4W
R124
47K
R160
1M
R102
1K
C145
560P W
C146
0.1 B
C108
68P CH
C004
0.022
M
C141
0.01 B
C140
47P CH
C132 820P
CH
C139
0.01 B
C121
100P CH
C112
0.0022
B
C107
0.1
B
C138 0.01
B
C143
100P CH
C109
68P CH
C125
10P CH
C103
56P
CH
C001
0.01
B
C128
0.001 B
W834
W824 W818
W854
W822
W832
D108
MTZJ5.6B
D001
MTZJ33A
C122
1 50V KA
C003
2.2 50V KA
C118
2200 6.3V YK
C123
10
16V
KA
C117
0.47 50V KA
C111
1
50V
KA
C002
470
6.3V
YK
D102
1SS133
D107
1SS133
D103
1SS133
Q109
2SC2412K
SYNC SEP.
Q101
2SC2412K
V-BUFFER
Q102
2SC2412K
H-BUFFER
L002
100uH
TU001 ENV56DB6G3
1
10 11
12
13
14
15
2 3 4 5 6 7 8 9
IC103 PST600C
RESET IC
1 2 3
SW103
SKHVBED010
VOL UP
SW102
SKHVBED010
CH DOWN
SW104
SKHVBED010
VOL DOWN
SW101
SKHVBED010
CH UP SW105
SKHVBED010
POWER
IC199
S-24C16AFJA-TB-01
MEMORY IC
1 2 3 4
5 6 7 8
Q103
KRC102SRTK
X-RAY TEST
X101
EFOEC8004T4
1
2
3
D109
SLR-342VCT32
POWER ON
CAUTION: DIGITAL TRANSISTOR
TM101
SBKMOP006B
IC101 OEC7074A MICON IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21 22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
5
6
7
8
9
CP101
TKC-M07X-A1
1
2
3
4
5
6
7
BT001
R03(AB)E_20_T
BT002
R03(AB)E_20_T
Vout B+ GND
OS101
RPM7138-H5
1 2 3
AGC
SYNC_OUT
SCL
SDA
IF
OSD_B
OSD_G
OSD_R
OSD_BLK
TUNER_AUDIO_L
PROTECT
TUNER_AUDIO_R
AFT_OUT
POWER
X-RAY_TEST
V.OUT1
AFC SCL
X-RAY SDA
EXT_MUTE
SW_VIDEO_OUT
TV_MUTE
SDA
SCL
POWER
P.CON+5V
TUNER+B
AT+5V
X-RAY GND
P.FAIL
P.CON+9V
DEGAUSS_H
FROM/TO SOUND
FROM/TO CHROMA/IF
MICON/TUNER SCHEMATIC DIAGRAM
I2C_OFF
I2C_SDA
I2C_SCL
GND
AGC
L
R
TEST POINT
FROM/TO POWER
FROM DEFLECTION
FROM/TO CHROMA/IF
NC
4.8
0
4.9
0
0
0
0
4.8
STANDBY_H
BBE SW SYNC
12C_OFF
H_CTL
AUDIO MUTE
EXT MUTE PROTECT
FROM/TO POWER
FROM/TO AV
TO DEFLECTION
(MAIN PCB)
NC
NC
NC
NC
NC
2.5
5.0
0
0
0
0
5.0
0
0
5.0
0.3
5.0
0
0
0
0
0
0
0
4.9
0
0
1.7
1.7
3.5 0
0
4.8
5.0
5.0
4.8
0
0
0
1
2
IF BTL BPL V.S SDA SCL
ADRES
AGC
30.0
5.0 5.0 5.0 4.6 6.2 1.3
NC
NC NC NC NC
0 0
NC
NC
1.3
P FAIL
AFT
KEY 1
KEY 2
REMOCON
X RAY
CNVSS
X.IN
X.OUT
VSS VCC
FILT
HLF
VHOLD
CVIN
RESET
POWER
SCL1
SDA1
BLANK
RED R
GREEN G
BLUE B
V SYNC
H SYNC
FSC IN
CLOCK CONT
NC
ON_TIMER
DEGAUSS H
X-RAY TEST
PIP AFT
AV2
AV1
PIP SD
ACCESORY
0
4.9
0
0
4.8
4.8
0
0
SDA SCL
MODE
VCC
VSS E2 E1 E0
5.0 0 5.0 5.0
0 0 0 0
4
3
15.9
0
0
0
5.0
5.0
VCC GND V.OUT
0 5.0
RED LED
0.3
0
PCB010
TMA530