Sanyo C21LB25S User Manual

Chassis Block Diagrams
-3-
IC802
MEMORY
24LC04B/P
X' TAL-SW1 (PAL-M)
TUNER
(WITH PLL)
ANT
AC
POWER
CIRCUIT
T611
CONVERTER
TRANS.
B1:130V (MAIN HIGH) B2: 15-18V (AUDIO) B4: 25V (VERT.) B5: 12V (MAIN LOW)
FROM IC801(CPU) PIN-37
PAL-M
PAL-N
NTSC
SAW Filter
IIC BUS CONTROL
OSD
A-L A-R
REAR AV IN
SIF
FILTER
4.5MHz
B6:9V
B7:5V
B8:5V
REG.IC
VERT. -OUT
AUDIO-OUT
SIF IN
VIF/SIF OUT
INT. VIDEO-IN
EXT. VIDEO-IN
SOUND
CARRIER
TRAP
4.5MHz
R
G
B
Q901
CRT
HV
T401 F.B.T
DEFLECTION YOKE
Q432
HORIZ.-OUT
HEADPHONE JACK
SP901 SP902
AUDIO RIGHT
AUDIO LEFT
FRONT AV IN
VIDEO
SDA
SCL
27
28
IC801
CPU
QXXAVB338
X' TAL-SW2 (PAL-N)
37
38
R
G B
BLK
22
23
24
25
29
30
SDA
SCL
A101
X131
SDA
SCL
10
14
6/7
IF IN
IC201 QXXAVB488M
IF/VIDEO/CHROMA/DEFLECTION ( 1-CHIP IC )
R
G
B
BLK
272328
30
3436
52
3
45
12
21
VERT. OUT
HORIZ. OUT
18
19
20
IC501 LA7841
40
32
FROM IC801(CPU) PIN-38
IC651
IC3401
UPC1851BCU
MTS DECODER/AUDIO CONTROL & SW
7
22 23
39 38
25 26
IC001
LA4600
AUDIO AMP.
3
1
10
8
K1101
VIDEO
A-RA-L
K1001
K1111
MAIN SIGNAL PROCESSING CIRCUIT

Sanyo C21LB25S Specifications

General

Screen Size	21 inches
Display Technology	CRT
Display Type	Color
Aspect Ratio	4:3
Sound Output	Mono
Input Ports	RF, Composite