AOC L20W451T, Service Manual

Page: 51 / 92

20” LCD TV AOC L20W451T
51
DIN7
R501
47
� 1/16W
AI34
X1
R519
0
� 1/16W
RN42 33
�
1
2
3
4 8
7
6
5
VS_VPC
VDD3.3
SCART2_C 2
X3
SCART1_FB 2
AI24
VDD1.8
HS_VPC
715T1539-1-2
AI11
HS_VPC
R495
47
� 1/16W
SCART1_G 2
C398
680pF
R504
7
5
� 1/
16
W
N
C
R531 1K
� 1/16W
Option
AI21
AI12
C373
0.022uF
R487 0
� 1/16W
R488 0
� 1/16W
AI14
LLC
X7
1
SAA7117A
AOC ( Top Vi ct ory) El ect roni cs Co. , Lt d.
B
10
14
Tuesday , May 30, 2006
Title
Size Document Number Rev
Date: Sheet of
DIN4
AI22
Logic 0 for slave address 42h/43h and 4Ah/4Bh
Logic 1 for slave address 40h/41h and 48h/49h
DIN5
VS_VPC
RN43
33
� N C
1
2
3
4 8
7
6
5
X5
R483 0
� 1/16W
C394
270pF
X0
IGPV
SCART1_R 2
C387 0.1uF
VDDA1.8
AI41
INT_A 7
C377
0.022uF
VDD3.3
X4
XCLK
SCART1_B 2
CLK_2EX 4,8
DIN1
R481 0
� 1/16W
C395
680pF
U201
SAA7117AE
M1
M2 J4 H3 E4 A4 C1 L
2
C2
C8 C
10
F
12
H
12
M5 M9 N2 P2 M3 K4 H4 F4 D4 L
1
J1 G2 E2 B3 C5 C9 D
12
J
12
M4 M8 M
1
1
C6
B6
D6
A5
B5
P3
M12
P12
N11
P11
N6
D5 D9 D
11
G
11
L
4
L
8
L
11
D7 D
10
F
11
J
11
L
5
L
9
P4
N5
M10
N10
L10
P9
P5
N8
P8
M7
L7
P7
N7
L6
M6
P6
A8
B8
A9
B9
A10
B10
A11
C11
A6
B7
A7
D8
C7
D14
E11
E13
E12
E14
F13
F14
G13
G14
G12
H11
H14
H13
J14
J13
K11
L14
K13
N12
M14
L13
K14
K12
J2
K1
K2
L3
K3
G4
G3
H2
J3
H1
E3
F2
F3
G1
F1
B1
D2
D1
E1
D3
M13
N4
L12
B11
N9
P10
B4
A3
A2
B2
B13
B14
C3
C4
C12
C13
N1
N3
N13
N14
P13
D13
C14
A13
B12
A12
AOUT
VSSA0 VSSA1 VSSA2 VSSA3 VXSS VSSA4 AGN
D
A
AGN
D
V
D
D
1
8
_0
V
D
D
1
8
_1
V
D
D
1
8
_2
V
D
D
1
8
_3
V
D
D
1
8
_4
V
D
D
1
8
_5
V
D
D
A
1
8_
0
V
D
D
A
1
8_
1
VD
D
A0
VD
D
A1
VD
D
A2
VD
D
A3
VD
D
A4
VD
D
A1
A
VD
D
A2
A
VD
D
A3
A
VD
D
A4
A
VXD
D
V
DDD0
V
DDD1
V
DDD2
V
DDD3
V
DDD4
V
DDD5
V
DDD6
TRST
TCK
TMS
TDO
TDI
EXMCLR
AMXCLK
ALRCLK
ASCLK
AMCLK
CLKEXT
VSSD
1
VSSD
2
VSSD
3
VSSD
4
VSSD
5
VSSD
6
VSSD
7
VSSD
8
VSSD
9
VSSD
1
0
VSSD
1
1
VSSD
1
2
VSSD
1
3
LLC
LLC2
RTS0
RTS1
RTCO
INT_A
RESO
ADP0
ADP1
ADP2
ADP3
ADP4
ADP5
ADP6
ADP7
ADP8
XPD0
XPD1
XPD2
XPD3
XPD4
XPD5
XPD6
XPD7
XRDY
XDQ
XCLK
XRV
XRH
HPD0
HPD1
HPD2
HPD3
HPD4
HPD5
HPD6
HPD7
IPD0
IPD1
IPD2
IPD3
IPD4
IPD5
IPD6
IPD7
IGP0
IGP1
ITRDY
ICLK
IDQ
IGPV
IGPH
AI11
AI12
AI13
AI14
AI1D
AI21
AI22
AI23
AI24
AI2D
AI31
AI32
AI33
AI34
AI3D
AI41
AI42
AI43
AI44
AI4D
FSW
CE
ITRI
XTRI
SCL
SDA
XTALI
XTAL
XTOUT
RES1
RES2
RES3
RES4
RES5
RES6
RES7
RES8
RES10
RES11
RES12
TEST0
TEST1
TEST2
TEST3
TEST4
TEST5
X6
C383
0.022uF
AV_1 2
ICLK
C396
0.0027uF
C368 0.022uF
R518
7
5
� 1/
16
W
N
C
3V_SCL 3,8
SC1_FN 2, 7
X0
R494 0
� 1/16W
AI34
R528
4.7K
� 1/16W
R503
47
� 1/16W
R510
7
5
� 1/
16
W
N
C
SCART1_CVBS 2
AI21
VDD3.3
X2
R500 0
� 1/16W
SC2_FN 2, 7
X201
24.576MHz
RST_7117 7
AI14
TV_PIP 2
R825 0
� 1/16W
C393
0.0027uF
AI22
XCLK
LLC
C365 0.022uF
R538 68
� 1/16W
C392
680pF
Logic 0 for 24.576MHz
Logic 1 for 32.11MHz
DIN2
DHS_2EX 4,8
IGPV
AI41
VDDA3.3
C390
0.0033uF
R491
47
� 1/16W
X4
AI43
R507
7
5
� 1/
16
W
N
C
X1
AI24
SCART2_CVBS 2
X6
C382 0.022uF
R511
7
5
� 1/
16
W
N
C
DIN[0..23] 4,8
DIN6
Option
X7
VDDA1.8
3V_SDA 3,8
AI33
RN39 33
�
1
2
3
4 8
7
6
5
R489 0
� 1/16W
RN40 33
�
1
2
3
4 8
7
6
5
C372 0.022uF
AI43
C386
1000pF
AI34
IGPH
AI11
R529
1K
� 1/16W N C
C391
270pF
R578 22
� 1/16W N C
DHS_2EX 4,8
AI31
IGPH
R485 0
� 1/16W
VDD1.8
CLK_2EX 4,8
DIN0
AI12
C388
270pF
C381
0.022uF
C399
0.0027uF
C389
680pF
L405
4.7uH
DVS_2EX 4,8
AI31
C367 0.022uF
R537 68
� 1/16W
X5
C384
18pF
VDDA3.3
Op
tio
n
R506
7
5
� 1/
16
W
N
C
R568
4.7K
� 1/16W
R490 0
� 1/16W
DVS_2EX 4,8
R502 0
� 1/16W
DIN3
R482 0
� 1/16W
VDD3.3
R823 0
� 1/16W
R530 4.7K
� 1/16W N C
X2
AI33
C371 0.022uF
C385
18pF
ICLK
R524
7
5
� 1/
16
W
N
C
C397
270pF
X3
C366 0.022uF
R505
7
5
� 1/
16
W
N
C
C380 0.022uF