Sanyo CE21KF8R, Руководство по обслуживанию

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Chassis Block Diagrams
A1901A
RC
RECEIVER
D1910
LED
FRONT
CONTROL
KEYS
SW1901 ~ SW1906
KEY-IN POWER
ON-TIMER
RC-IN
S-VIDEO IN (FROM S-TERMINAL)
IC001
AUDIO AMP.
SP902 SP901
R-OUT L-OUT
12
2
8
6
R
L
REAR
MONITOR
OUT
TERMINAL
REAR
AV1
INPUT
TERMINAL
FRONT
AV2
INPUT
TERMINAL
V L
R
V L
R
V L
R
VIDEO MONITOR OUT
AUDIO MONITOR OUT(LEFT)
AUDIO MONITOR OUT(RIGHT)
AV1 L-IN
AV1 R-IN AV2 R-IN
AV2 L-IN
AV2 VIDEO IN
AV1 VIDEO IN
S-TERMINAL
C-IN
Y-IN
9
1 6 7
3
8 4
+
AV2/S-INPUT
AV1/AV2
(FROM CPU PIN-25)
C-IN
Y-IN
SDA/SCL
(FROM CPU)
5
26
2
29
3
28
10
21
(L-TV-L)1/30
AUDIO
CONTROL/
SURROUND
IC3701
R-OUT
TV-AUDIO
L-OUT
VIDEO
OUT (TV) VIDEO-IN Y-IN
IC201
IF/VIDEO/ CHROMA
11/12 14
15 16
46
42 1 44
5/6
19
20 21 23 27 34 35
TV
AUDIO
OUT INT.VIDEO IN
(C-IN)
B-Y R-Y
9 7
17
VIDEO IN
VIDEO MONITOR OUT
R-OUT G-OUT
B-OUT
VERT.OUT
HORIZ.OUT
Q431
H-DRIVE
IC281
SECAM
IC1501
VIDEO SELECTOR
AV IN
TV IN TV IN
AV,Y IN
AV-IN
Y-IN
2
1 5 3
13 12
11
9
10
14
4
15
TV/AV (FROM CPU PIN-24)
S-INPUT
28 32 31
12 11
3
4
19 20 21
1/2
24 26
IC801
CPU
IC802
EEPROM
SDA SCL
OSD R-OUT OSD G-OUT OSD B-OUT
SDA/SCL
TV/AV OUT
AV1/AV2 OUT
5 6
SDA/SCL
A101
TUNER
SAW
FILTER
X161
IF IN
T431
H-DRIVE
TRANS.
Q432
H-OUT
1
5
IC501
VERT./DEF.
CRT UNIT
IC701
TRIPLE VIDEO OUTPUT AMP.
R
G
B
R G
B
1
2
3
7 8
9
HEATER
L902
DY
HV
T471
FBT
FOCUS SCREEN
HV
CRT
AV-OUT Y-OUT
TV/AV OUT Y-OUT MONITOR OUT
POWER SUPPLY CIRCUIT
140V
25V 24V
13V
MAIN SOUND AMP. HORIZ. DEF.
VERT. DEF. FBT
TUNER
36V
12V
9V 5V
SURROUND, AV SW. AUDIO CTL, IC201 CPU, EEPROM
IC1401 VIDEO
SELECTOR
AV OUT
R-IN
G-IN
B-IN
+
SUPER WOOFER UNIT
8/9
4
IC1402
SUPER
WOOFER AMP
.
SUPER WOOFER
R
L
From IC3701 pin-21 From IC3701 pin-10
PCC
CIRCUIT
Q461-Q462
IC1401
PRE-AMP
.
1
6/7
13/14
MAIN SIGNAL PROCESSING CIRCUIT
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PWB S-Woofer is not equiped
SM_21-C5GSH (Rus) 6/28/04 11:33 AM Page 3