AOC L37W861 Service Manual

37” LCD TV AOC L37W861
30
9. Schematic Diagram
9.1 Main Board
SIF_IN
L203 0.22uH L201 0.22uH
C205 22pF
C206 22pF R205 10K OHM 1/10W
R204 10K OHM 1/10W
C223 0.001uF
D3V3
C219 NC/10pF C228 NC/10pF
C236 0.1uF/16V
C225 0.1UF16V C226 0.1UF16V
1 2
ZD241 VPORT0603100KV05
1 2
ZD242 VPORT0603100KV05
1 2
ZD243 VPORT0603100KV05
R208 0 OHM 1/10W
+
C238 47uF/16V
19
Write mode
3
1
I2C ADDRESS
C220 82pF
5V : BB=15mA(MAX) +B=140mA(MAX) VB=70mA(MAX)
17
1 2
ZD238 VPORT0603100KV05
11 7
Read mode
8 5 21 13
#C3h
12
C235 1uF/16V
14 2 18 10 20
ENG36E21KF
9 16 6
#C2h
4
C207 0.1UF16V
15
C208 0.1UF16V
IF_AGC
5VT
R216 1K OHM 1/10W
1 2
FB236
600 OHM
R215 75 OHM 1/10W
C234 0.1UF16V
3V3A
TU_GND
1 2
FB235 600 OHM
3V3A
1 2
FB234 600 OHM
3V3A
C2B7 0.1uF/16V
5VT
1 2
ZD240 VPORT0603100KV05
1 2
ZD239 VPORT0603100KV05
TV_CVBS 4
TV_CVBS
C239 NC/47pF
C2B6 0.1uF/16V
OEM MOD EL
Size Rev
Date
Sheet
of
TPV MODEL
PCB NAME
⿄⠍
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
㍀
䱨
⪰
㌾
㝍
XE X
Custom
318Thursday , August 14, 2008
715T2830
<
⿄⠍
>
03-Tuner
RF_AGC
C2B5 0.1uF/16V
1TP3
TPC LK
AB15
TPF RAME
AC15
TPVALID
AC14
TPD ATA0
AB12
TPD ATA7
AB14
TPD ATA6
AD14
TPD ATA5
AB13
TPD ATA4
AC13
TPD ATA3
AD13
TPD ATA2
AD12
TPD ATA1
AC12
Transport I/F
U401D
ZR39770BGCF
IF_AP
GPIO09
GPIO0
Place parts very close to U401
1 2
ZD237 VPORT0603100KV05
TUNER_CVBS
TU_GND
SIF_IN
1 2
FB203 600 OHM
+
C213 220uF/25V
IF_AINN
AF2
IF_AINP
AE2
SIF_AINN
AF5
SIF_VREFN
AE4
IF_AGC
AF7
RF_AGC
AF8
DMOD_RSTn
AD9
MPEG_FAIL
AF11
PARAM[0]
AE9
IF_VDD3P3_0
AC1
SA_DATA
AC6
DEMOD_CLKO
AD10
SIF_AINP
AE5
SIF_VREFP
AF4
SIF_VDD3P3_0
AF6
SIF_VDD3P3_1
AE6
IF_VDD3P3_1
AC2
SIF_RBIAS
AD6
SIF_VINBIAS
AD5
SIF_VCM
AD4
IF_RBIAS
AD3
IF_VINBIAS
AD2
IF_VCM
AD1
IF_VREFN
AF1
IF_VREFP
AE1
DM_PLL_VDD
AC10
Demodulator
U401P
ZR39770BGCF
C231 4.7uF/10V
1 2
FB207 120 OHM
R213 22 OHM 1/10W
BB
1
NC
2
NC
3
NC
4
SIF
5
NC
6
AGC
7
Video out
8
VB
9
NC
10
BT monitor
11
NC
12
NC
13
SDA
14
SCL
15
AFT-OUT
16
+B
17
IF-Monitor
18
IF-AGC
19
IFD1
20
IFD2
21
TH1
22
TH2
23
TH3
24
TH4
25
TU201
TUNER
R214 15K OHM 1/10W
TUNER_CVBS
1 2
FB202 120 OHM
R211 2K OHM 1/10W
IF_AGC
C233 0.1UF16V
R218 NC/33 OHM 1/10W
R212 33K OHM 1/10W
C230 0.1UF16V
SIF_N
1
TP1
FAIL
R210 4.7K OHM 1/10W
IF_AINN IF_AINP
C210 4.7uF/10V
C209 0.1UF16V
C203 0.001uF
0402 0402 0402 0402
0402 0402
0402
0402 0402 0402
0402
0402
0402
C204 0.1UF16V
R201 47 OHM 1/10W
C202
47pF
L202 0.15uH
3V3A
C201 0.1uF/16V
1
TP32
C217 0.001uF
SIF_P
5VT
I2C1_SCL 8
I2C1_SDA
R207 100 OHM 1/10W
I2C1_SCL
R206 100 OHM 1/10W
I2C1_SDA 8
C211 0.1UF16V C212 0.1UF16V C221 0.1UF16V
1
TP2
IF_AN
C222 0.1UF16V
C214 0.001uF
R202 5.1K OHM 1/10W
C215 0.1uF/16V
1 2
FB206 600 OHM
R203 5.1K OHM 1/10W
Q201 2SC2412KR

AOC L37W861 Specifications

General

Brand	AOC
Model	L37W861
Category	LCD TV
Language	English