Sanyo CM21KX81 - Chassis Block Diagrams; Main Signal Processing Circuit

A101
TUNER
SAW
FILTER
X161
IF IN
5/6
IC201
IF/VIDEO/CHROMA
SELECTED
VIDEO OUT
EXT. VIDEO IN
19
20
21
R-OUT
B-OUT
G-OUT
IC501
VERT. /DEF.
23
27
VERT. OUT
HORIZ. OUT
1
5
IC801
CPU
T471
FBT
HEATER
Q431
H-DRIVE
Q432
H-OUT
HV
L902
DY
CRT UNIT
Q901
CRT
T431
H-DRIVE
TRANS.
HV
FOCUS
SCREEN
R
B
G
D1910
LED
A1901A
RC RECEIVER
FRONT CONTROL
KEYS
SW1901 - SW1906
IC802
EEPROM
4
3
6
5
SDA
SCL
32
12
28
ON-TIMER
RC-IN
KEY-IN
40
REAR
AV TERMINAL
VIDEO MONITOR OUT
AUDIO MONITOR OUT(LEFT)
AUDIO MONITOR OUT(RIGHT)
46
44
VIDEO OUT
INT. VIDEO IN
42
VIDEO IN
AUDIO IN
(LEFT)
AUDIO IN
(RIGHT)
SP901
IC001
AUDIO AMP.
2
6
AUDIO
CONTROL/
SURROUND
10
1
AUDIO
TV OUT
26
5
1
30
L-OUT
SP902
12
8
21
R-OUT
52
54
SIF OUT
SIF IN
RGB
MATRIX
19
20
21
OSD R-OUT
OSD B-OUT
OSD G-OUT
OSD R-IN
OSD B-IN
OSD G-IN
14
15
16
180V
9V
L-OUT
R-OUT
REAR
AV
TERMINAL
FRONT
AV TERMINAL
VIDEO IN
AUDIO IN
(LEFT)
AUDIO IN
(RIGHT)
29
2
3
28
27
IC3701
4
L - TV - L
L - AV - R
L - AV - L
R - AV - R
SWITCH
VR631
130V
24V
11V
9V
5VRC
Reg.
POWER SUPPLY CIRCUIT
T611
CONVERTER
TRANS.
IC281
SECAM
7
9
R-Y OUT
B-Y OUT
35
34
17
VIDEO IN
1H DL
-3-
Chassis Block Diagrams
(MAIN SIGNAL PROCESSING CIRCUIT)