Sansei TS5129T, Service Manual

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Chassis Block Diagrams
-3-
T611A
Q432
IC501
LA78041
VERT-OUT
T471
HV
IC802 IC801
CPU
5
6
3
4
TUNER
SAW
IC201
IC3401
MTS DECODER
IC001
AUDIO
AMP.
SDA
SCL
ON-TIME
POWER ON/OFF
R G B
BLK
OSD
32
31
19 20
21 22
SDA SCL
1 2
X161
A101
ANT
IF-IN
5/6
SCL
SDA
R
G
B
BLK
12
11
14
15
16
17
13
34 33
3 4
5
2
42
FM OUTPUT
COMP. VIDEO OR
Y-IN
K1301
K1002
REAR AV3-IN (DVD-IN)
& MONITOR OUT
FRONT AV2-IN
VIDEO
AUDIO-L
AUDIO-R
19 20 21
R G
B
10
7
AC
POWER
CIRCUIT
CONVERTER
TRANS
140V (MAIN HIGH)
28V (AUDIO)
12V (MAIN LOW)
25V (VERT)
REG.
5V RC
27
23
HORIZ-OUT
FBT
VERT.OUT
HORIZ.OUT
EEPROM
Q901
CRT
FILTER
(WITH PLL)
IIC BUS CONTROL
IF/VIDEO/CHROMA/DEFLECTION
HEADPHONE JACK
L
R
AUDIO RIGHT
AUDIO LEFT
5/6
AV SELECTOR
IC1001
K1302
AV1-IN
AUDIO-R
VIDEO
S-VIDEO
AUDIO-R
VIDEO
VIDEO
C
C
R
B
19/20
37
4
2 1
3/5/6
10
8
7
32
33
34
13
14
16
39
S-C IN
44
38
39 42
40
2
34
35
IC701
1
2 3
9
8 7
R
G B
DY
L
R
SP902
SP901
46 VIDEO OUT (TV)
41
VIDEO MONITOR OUT
AUDIO MONITOR OUT (L)
AUDIO MONITOR OUT (R)
TV AUDIO
(R)
TV AUDIO
(L)
AUDIO-L
AUDIO-L
AUDIO-R AUDIO-L
S-VIDEO IN
AV1 VIDEO IN
AV1 AUDIO-L IN AV1 AUDIO-R IN
C
R
IN
C
B
IN
AV3 VIDEO IN
AV3 AUDIO-L IN
AV3 AUDIO-R IN
AV2 VIDEO IN
AV2 AUDIO-L IN
AV2 AUDIO-R IN
SELECTED AUDIO (R) IN SELECTED AUDIO (L) IN
C OUT
IC681
9V
REG.
IC202
IC203
5V-2,4
5V-3,5
15
TO IC801 PIN-15
FROM IC1001 PIN-37
COMP. VIDEO (CAPTION) IN
MAIN SIGNAL PROCESSING CIRCUIT