AOC L42H831, Service Manual

Page: 34 / 104

42 ″ &47 ″ LCD TV AOC L42H831& L47H831
34
+5VT
NC
R123
C
IF
C156 0.047uF
C750 0.1uF
R1
15
47
OH
M
1
/8
W
R773 12K OHM 1/10W
R159
100 OHM 1/10W
C176 0.1uF
C150 0.047uF
+5VIF
R777
1.8K OHM 1/10W
R794 0 OHM 1/8W
R1
17
2.
2K
O
H
M
1/
10W
C727
0.1uF
C740 0.1uF
+5VT
L722 200uH
I0B1+
X701
4.000MHz
+
220uF/10V
C754
R755 NC
R796 0 OHM 1/8W
I0R1+
C157 0.047uF
+30V
TO IO/I1 CVBS
R732 100K OHM 1/10W
R151
100 OHM 1/10W
C748 0.01uF
I0B0+
C160 0.1uF
C145 0.047uF
L721 300 OHM
1 2
S-VIDEO2
R733 1K OHM 1/10W
VIF1
HD_PB 2
C148 0.047uF
R157
100 OHM 1/10W NC
R738
C
C741
0.001uF
S2_C 2
I0/I1 Block
U401C
NT7263
39
36
25 40
239
240
241
242
243
244
255
26
251
35
252
253
254
245
246
247
250
34
33
32
30
31
256
1
2
41
42
43
44
45
46
47
48
51
52
54
56
57 59
60
61
62
64 65 66 69 70 71
72
73
SCARTG0
I1C0
I1
HS
O
U
T
I1
A
D
C1
-
I0BMDSCV
I0B1+
I0B1-
I0SOG1
I0G1+
I0G1-
I0R0+
I1
V
S
O
U
T
I0B0-
I1
A
D
C2
-
I0SOG0
I0G0+
I0G0-
I0R1+
I0R1-
I0RMDSCV
I0B0+
I1Cr/SCARTR1
SCARTR0
I1Cb/SCARTB1
SCARTB0
I1
A
D
C3
-
I0R0-
I0HS0
I0VS0
I1Y /SCARTG1
SCARTY 0
I1Y 3
I1
A
D
C0
-
I1Y2/SCARTY 1
I1Y 1
I1Y 0
I1
Y
O
UT
SCARTFB0
SCARTFB1
FMP
LL
VPLL
VA
F
C
AF
D
IFY_OUT
MONO
SSIF
RE
F
IN
SI
F
+
SI
F
-
VI
F
+
VI
F
-
TO
P
TAGC
PEA
K
C186 0.1uF
C178 0.1uF
C159 NC
SW
+ C728
100uF/16V
R799 0 OHM 1/8W
R167 47 OHM 3W
R795 0 OHM 1/8W
C
C164 0.1uF
C153 0.047uF
Q506
NC
R798 0 OHM 1/8W
S1_Y 2
C162 0.1uF
R734 NC
R116
56 OHM 1/10W
SW
4.7pF C776
TP706
Y
Q108
MMBT3904
R1
14
33
K
OH
M
1
/10
W
NC
R122
VIF2
R741
1.2K OHM 1/10W
C155 0.0047uF
I0G0+
R754 0 OHM 1/10W
R778
180 OHM 1/10W
+5VT
+5VIF
D702 NC
C185 0.1uF
C165 0.1uF
C146 0.047uF
MAIN12V
C154 0.047uF
R780
NC
C752 1500pF/16V
SW
CVBS_OUT 2
TV_CVBS
R776
150 OHM 1/10W
SIF2
C751 0.22uF
R750 NC
I0_B 2
R150
100 OHM 1/10W
R153 100 OHM 1/10W
R736 100 OHM 1/10W
+
C768
100uF/50V
R149
100 OHM 1/10W
C738
100pF
R147
100 OHM 1/10W
I1C0
R118
100K OHM 1/10W
C770
0.1uF
AGC
C163 0.1uF
HD_PR 2
IF
C175 0.1uF
ZD701
NC
1
2
SDA_A 7
+
C169
10uF/50V
C
A3
3 10 Thursday , January 31, 2008
715T2968
< 称爹 >
03 TUNER / IF , IO / I1
T2968-B
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
R775
47K OHM 1/10W
R1
12
47
K
O
H
M
1
/10
W
R730
0 OHM 1/10W
U106
MC34063A
5
3 6
8
7
1
2
4
COMP
TCAP VCC
DC
PK
SWC
SWE
GND
SIF 9
C729
0.1uF
R752 330 OHM 1/10W
L723
180uH
R782
1K OHM 1/10W
U708
TDA9885TS/V3
3
4
1
5
7
2
8
9
6
12 13
10
11 14
15
16
17
18
19
20
21
22
23
24
IC/OP1
FMPLL
VIF1
DEEM
DGND
VIF2
AUO
TOP
AFD
QSSO/SIOMADVIF0/NC
FM1/SDA
FM0/SCL TAGC
REF
MUTE/VAGC
CVBS
AGND
VPLL
VP
AFC
VAGC/OP2
SIF1
SIF2
R1
13
1K
O
H
M
1/
10W
C746 390pF
Y
SIF1
R753 1K OHM 1/10W
AGC1
IF
+
C171
1000UF/16V
R774
10 OHM 1/10W
R745
5.6K OHM 1/10W
C755
0.01uF
+30V
R749 0 OHM 1/10W
+5VT
U710
AF45A3D
1 2 3 4 5
INP
U
T
S
W
IT
CHI
NG
I
N
P
U
T
CHI
P
CA
RRI
E
R
-G
RO
UND
OU
T
P
U
T
OU
T
P
U
T
C769
0.0015uF
VIF2
C
+
C771
100uF/16V
MAIN12V
+
C170
100uF/16V
R156
100 OHM 1/10W
R148
100 OHM 1/10W
L720
120 OHM
+5VIF
R154 100 OHM 1/10W
R781
NC
AGC
R155
100 OHM 1/10W
Y
SCL_A 7
+
C739 100uF/16V
C152 0.047uF
IF
R160
100 OHM 1/10W
S1_C 2
I0SOG1
C161
0.1uF
C772
0.1uF
C147 0.047uF
+5VT
+5VT
D701
BAS32L
+
C773
10uF/50V
R152
100 OHM 1/10W
I0_VS 2
S2_Y 2
SIF1
R779
6R2 1/4W 5%
U707
AP1117D50LA
3 2
1
VI VO
GN
D
R731 12K OHM 1/10W
C747 0.01uF
C151 0.047uF
I1Y3
U709
VF45A3D
1 2 3 4 5
IN
P
U
T
S
W
IT
CHI
NG
INP
U
T
CHI
P
CA
RRI
E
R
-
G
RO
UN
D
OU
T
P
U
T
OU
T
P
U
T
+5VT
R751 NC
C749 0.47uF
R161
100 OHM 1/10W
I1Y0
R1
19
75 OH
M
1
/10
W
I0_G 2
+
C736 100uF/16V
R793 0 OHM 1/8W
SCL_A 7
R158
100 OHM 1/10W
R797 0 OHM +-5% 1/4W
I0R0+
R162
22 OHM 1/10W
R747 0 OHM 1/10W
IF_SW 7
TV_CVBS
R168 47 OHM 3W
R748 0 OHM 1/10W
NC
R737
AV1_CVBS 2
+
C726
100uF/16V
I0_HS 2
R739
4.7K OHM 1/10W
HD_Y 2
I0G1+
R124
0 OHM 1/10W
C149 0.047uF
C179 0.1uF
C177 0.1uF
R735 100 OHM 1/10W
R746 0 OHM 1/10W
R1
20 0 O
H
M
1/
10W
I0_R 2
VIF1
I1Y1
A
NT IN
TU701
5
7
1
11
8
3
9
4
SDA
BP
AGC
IF
AFC
AS
BT
SCL
12 13 14 15
SIF2
R146
100 OHM 1/10W
C158 0.047uF
+5VT
Q105
MMBT3906
I0SOG0
NC
R121
AV2_CVBS 2
C737
100pF
L713 120 OHM
SDA_A 7
C753 0.001uF