Sanyo CE28CH3-C Service Manual page 4

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CHASSIS DESCRIPTION
Video signal rooting
IF Stage
IC101
IF/VIDEO/
CHROMA
<TDA9321H>
SAW Filter
2
3
10
SIF
Filtering
circuit
12
13
Buffer
14
18
20
21
AV1
AV2
AV
SELECTOR
AV3
CIRCUIT
AV4
Audio signal rooting
Aerial
L/R
SCART1
AV1
TV-OUT
MONITOR
OUT
SCART2
L/R
AV2
L/R
SCART2
AV3
L/R
FRONT
AV4
C5WHV
Y, U, V
49
DIGITAL
50
51
SCAN
CONVERTER
H-Sync
60
CIRCUIT
V-Sync
61
36
External RGB in
|
38
(AV1 In)
34
CVBS (TeleText)
IC101
TDA9321
X131
Tuner
SAF
Q131
63
63
44
44
IF/VIDEO/
IF/VIDEO/
CHROMA
CHROMA
L/R
IC1201
Q1241
MM1313
Q1242
TV-IN
42
41
Q1251
Q1252
SC1-IN
32
2
33
4
SC2-IN
8
AV
10
SELECTOR
SC3-IN
14
16
FRONT 4-IN
19
25
20
26
FROM
CPU
IC241
IC351
SHARPNESS
MATRIX
<TDA9178>
<TDA9330H>
2(Y, U, V)
6
19
26
8
17
27
9
16
28
2HD
24
2VD
23
30-38
RGB OSD
DISPLAY from CPU
IC801
CPU
IC3451
TDA9875
SIF
4
5
5
MONO
21
46
60
SCL/SDA
47
61
43
44
NICAM&
SOUND
CONTROLLER
L/R
23
24
4
IC731
R-VIDEO OUT
<TDA6101Q>
R
3
8
40
5
IC721
G-VIDEO OUT
<TDA6101Q>
G
3
8
41
5
IC711
B-VIDEO OUT
<TDA6101Q>
B
42
3
8
5
IK
38
ACTIVE 3D SURROUND PROCESSING
3D
IC3501
SURROUND
MM1369
PROCESSOR
9
Q3472
L
40
23
13
Q3471
R
39
1
11
6
10
12
1
25
26
IC001
AUDIO
TDA7263M
AMP
+
10
1
5
3
8
L
53
R
R
52
Q001
MUTE
Picture Tube
Fig.-2
3D SUPPER
L
SPEAKER
L
R
SPEAKER
HEADPHONE
JACK
Fig.-3

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