Service manual

1 2 3 4
A B C D
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Title
Number RevisionSize
D
Date: 11-Mar-2006 Sheet of File: F:\F \ \ sanyo \SANYO OUC\ UOC \SANYO UOC \SANYO UOC (LA1115).DDB
盘 机芯系列 三洋（ ） 保迪 电原理图 电原理图Drawn By:
2
1
IC503
7805
2
1
3
4
D501 D501
1
D504 4148
1 2 3 45
6 7 8
VCC TEST SCL SDA GND
A2 A1 A0
IC202 24C08
FU501 T2.5A 250V~
XS502
XS502
2 4 1 3
XS302
*
3
4
1
2
L502
L502
3 4
1 2
L501
1 2
3 4
IC502 *
1 3 5 6
XS301 *
G201
*
3
2
15
4
Z201
*
C501
0.1
D503
3.6V
C509
47u 50V
R501
2.2M
G202
*
C502
0.1
R502
4.5
C505
4n7
C506
4n7
1 2
R503 1/2W 110K
C504
4n7
C503
4n7
1
2
3
4
5
IC501 KACQ0565RT
C508
560 1KV
R505 330
C512
0.1
C510
0.022
C507 150uF 400V
R507 10
C511
3300
C514 1n 1KV
1
D505
IN4148
R506
680
1
D502
IN4148
1 2
R504
1/2W 110K
1
D509
TBY56J
R511
4K7 1/4W
R513
180K
R512 30K
C517
100u 160V
C521
470u 16V
C515
680
1
D507
FR103
R214
4K7
R215
4K7
R220
4K7
R207
1K
C214 0.47
L201 22uH
C204
1u
C211 100u 16V
C202 0.022
R201
39K
C203
39pF
C205
0.022
C201
18P
R204 10K
C207 0.01
C208
1500
C216
0.015
C212 10V 100u
R208
220
C218
10V 330u
R213
1/4W 5K1
C217
1u
R211 220
R212 3K
R216
4K7
R234
1K
R217
4K7
R218
100
R219
100
R222
390K
R228
100
R305
1k
R107
220
R225
47K
R240
560
R230
24K
R237
47K
R238
47K
R227
20K
R229 24K
R224
100
R221
10k
R223
1M
R233
680K
C227
1u
C221
15p
C222
0.033
C220
15p
C223 50V 2.2
C224
0.01
C237
0.01
C225 10V 100u
C229
18p
C231
0.047
C235
0.47
C226
47pF
C232
0.01
C304
56n
C23310V 470u
R109
27
R108
560
C238
50V 2.2u
C107
0.01
C236
0.47
R105
5K6
R106
1K2
C106
0.01
C108
0.01
C101 1 50V
E C
B
Q101 C2717
C104
4u7/50V
C102
220
R103
100
R102
100
1
2
3
4
5
6
7
INV IN GND NON INOUT VCCOUTPUTVCC PUMP
IC301
LA78040
C327
1u 16V
C332
220U 35V
R320
3K
R319
10K
1 2
R317
180 1/2W
R327
12K
R330
5.1K
C326
100n
1
VD308
BA158
1W
R324
1/ 1W
10
E C
B
Q301
2SC2383
C311 5n6
C310 3n3
C306 390p
C305
820
C309 470 2KV
C307
35V 10
R302
2K7
3 4
1 2
T302 XR0961
E C
B
V302
TT2140
1
D301
S5295J
C302
680p
R304 10 1W
200V
27V
C303
22u 250V
R308
1 1W
R509 8M2
C523 2n2 400V~
R508
1K
R101
47K
R239
680
R236
10K
C206
0.022
5V-2
C239
50V 1u
12V
4
4
2
2
1
1
3
3
XS602
5
4
7
6
LV
11
10
14
14
13
13
9
8
CbYCr
12
12
19
18
17
16
21
20
LRV
15
3
2
R
1
IN OUT
XS601
R601 75
R622
270
C213
10u
C228
0.1
C230
0.1
R603 75 R604 75
Q202 A1015
R231
560
12V
R232
100
C242
10V 220u
R312
4K3
D307
HZ7C2
R311
8K2
R309
10
1
D306
4148
R313
4K7
C324
10u 50V
E C
B
Q303 C1815Y
C325
100u 16V
C323
680p
R202
1K
E C
B
Q201
2SC1815
R203
330
C209
100u
C210
0.01
5V-2
1W
R301
22K
1
D313
S5295G
C338
250V 4u7
L302
L303
1W
R315 1W 1K
1W
R316 1W 1K
C339
400V 0.33
C519
220u 35V
C513
680
1
D508
FR103
5V-1
E C
B
Q507
C1815
FM
SDA1
SDA1
SCL1
SCL1
1 3 8
5 6
15 16 12 13 9 10
7
* * *
* * *
T501
T501
R514
10K
C240
0.01
L101
56uH
R110
100
R2104K7
C215
0.47u
1
2
3
t
RT501
PTC
3W
R332
220
X-RAY
FBP
R
G
B
B G
R
8
6
10
2
7
3 4 5 1
HV FOCUS SCREEN
9
T301
*
1 2
XS501
C243
50V 1u
R602 75
C524
470pF 250V~
C525 470pF 250V~
L202
22uH
C526 0.1
R241
15K
C244
0.01
R242 68K
R517 5K6
R515 5K6
R243
10K
R527 100K
C527 10n
KEY
KEY
S-C
V OUT
REM
REM
Y-DVD
R245 10K
L203
68uH
L204
68uH
C245
0.1
3 1
2
IC504 TL431
R247 2M2
VD202
5C1
VD203
5C1
VD204
HZ5C1
*
*
*
VD101
upc574
2W
R104
2W 10K
SCL
SDA
5V-2
S-Y
B
G
R606 75
FAST
C605 10u C604 10u
R607 75
C606 10u
V1
R619
1K
C603 10u
R621
1K
C602 10u
C601 10u
R605 1K
SDA
C822
100
C903
470
C902
470
C528
47u 160V
1
D510
TBY56J
R510
24K
E C
B
Q505
C1815
R516
5K1 1/4W
R526 5K1 1/4W
2
31
IC302
7812
C246
0.1
C234 10V 47u
JUMPERC
POWER OFF MUTE
R246
10K
5V-1
C250 10V 100u
RP501
1K
B+
27V
A OUT A IN
C253
10V 100u
DR
Cr
R1
Cb
DL
V1
L1
Cr
Cb
R611
27K
R612
8.2K
C904
470
C828 16V 470u
C827 16V 470u
C825
470
C823 1
C824
1
C901
470
R415
4.7K
R418
1.8K
R416
10K
R417
10K
E C
B
Q403 C1815
C613
16V 10u
C612
16V 10u
V2 R2
G
L2
V1
R615
2.7K
DR
R614
3.9K
R613
4.7K
C611
10u
R623
75
TV-L
R620
10k
R618
10k
C609
16V 1u
9V
C610 10u
2 3 1 4 5
XS604
DL
TV-R
AV1
L1
R1
AV2
AV1
AGC
AV-IN
LO
RO
AV2
10
9
3 6 8
G R
B
HV
5
7
G901
CRT
1 2
S801 SPEAK
1 2
S802 SPEAK
A? SW-2 A? SW-2 A? SW-2 A? SW-2 A? SW-2 A? SW-2
E C
B
Q902 2482
E C
B
Q903
2482
E C
B
Q904
C1815
E C
B
Q901
2482
1 2
R912
2.7K
1 2
R913
2.7K
1 2
R914
2.7K
1 2
R903
390
1 2
R909
390
1 2
R905
1.5K
1 2
R906
390
1 2
R908
1.5K
1 2
R901
150
1 2
R904
150
1 2
R907
150
1 2
R911
270
1 2
R910
10K
1 2
R902
1.5K
2W
R915
12K
2W
R917
12K
2W
R916
12K
2
4
1
3
XS902
*
D901
4148
D902
4148
D903
4148
D904
4148
12V
4 3 5 1 2
R
XS901
4 3 5 1 2
R PIN5
B
G
R
9V
9V
C905
1000
C826
470
YUV
1
TV
2
R
3
AV2
4
AV1
5
GND
6
GND
7
GND
8
AV2
9
AV1
10
AV2
11
YUV
12
L
13
AV1
14
TV
15
VCC
16
IC601 *
E C
B
Q601
*
Q602
*
AV-IN
9V
R610 150K
R414
1K
R616
1.5K
R617
680
AV1/AV2
CH-
CH+
AV/TV MENU
VOL+
VOL-
5V-1
R DL2
R609
560
1 2 3
VCC GND
IR
R
RPM
C607 10u/16V
R608
470
5V-1
C608
16V 1u
20V
R514
8.2K
R515
2K
1015
NPN2
R513
8.6K
1
VD510
4148
3W
R 1
R >3W
5V-2
9V
32V
B+
12V
C333
1000
2
1
IC503
7805
04-12-23
Q501
966
R522 3K9
R521
10K
Q501
966
R522
3K9
R521
10K
1
D507
4148
E C
B
Q507 C1815
R514
10K
12V
5V-2
C101
220
R101 10
SCART
R
R405
1.5K
R407
1K
R406
1.5K
R405
1.5K
R407
1K
R406
1.5K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
60
61
62
63
64
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
A OUT
SIF IN
FM/A OUT
SIF APC FIL
SIF OUT
VIF AGC
RF AGC
VIF IN 1
VIF IN 2
IF GND
IF VCC
FM FIL
ABL
E/W
V RAMPOSC
AV1/AV2
RGB VCC
4.43M
R OUT
G OUT
B OUT
V OUT
GND
CCD VCC
VCO IREF
FBP INH OUT
H AFC
H VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27 38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
VM
TV/AV
POW
PO3/INT3
VOL
REM
28
29
30
31
32
55
56
57
58
59
X-RAY
28
29
30
31
32 33
34
35
36
37
TUNER
P16 PWM3
MUTE
P12/SDA1
P13/SCL1
CR
CPU GND
PLL
RESET
BAND1
SCART
VDD
XT2
XT1
KEY
BAND2
CB
FAST
G-IN
B-IN
V OUT/FSC
C APC
AV IN
APC FIL
V/C/D VCC
V IN/S-C IN
B L D FIL
AFT FIL
V OUT
LA76938
IC201
R-IN
A? *
12V
32V
AV2
R327
12K
R327
33K
R327
2.2K
C332 2200
C332
1
27V
TV/AV
AV1
AGC
BP
AS
SCL
SDA
BT/LOCK
IF1
1
3
4
5
6
7
9
11
R R 2W
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
IC801 LV1115
C820
1
C819
4.7
C802 4.7
C801 1
C811
47
C821
1
C808
4.7
C813 4.7
C812 1
C809
1
C810 47
C804 0.01
C803
5600P
C805
2700P
C806
0.1
C814
0.1
C807
0.1
C815
0.1
C816 2700P
C817
0.1
C818 0.068
R803
100
R804
100
R802 1K
R705 1K
R801
3.6K
R805
3.6K
R IN
L IN
SCL
R806
3.9K
R807
3.9K
LA42352
GND
3
GND
10
NC
9
VCC
7
VOL2
6
STB
5
IN2
4
OUT2
8
IN1
2
FIL
1
VOL1
13
OUT1
12
NC
11
IC802
LA42352