AOC envision L37W431 Service Manual page 44

37'' LCD TV
Pin 56
CLK_2EX
1 CLK_2EX
7,8 DIN[0..23]
56T126-10
SVP-EX52_256
U302B
DIN23 69
DIN23
DIN22 70
DIN22
DIN21 71
DIN21
DIN20 72
DIN20
MLF1 3
MLF1
VD1_8 PLF2 6
PLF2
9
VDDC
67
VDDC
89
VDDC
107
VDDC
113
VDDC
143
VDDC
149
VDDC
167
VDDC
184
VDDC
198
VDDC
214
VDDC
251
VDDC
8
VSSC
68
VSSC
74
VSSC
92
VSSC
110
VSSC
146
VSSC
164
VSSC
182
VSSC
185
VSSC
199
VSSC
215
VSSC
250
VSSC
14.318MHz
X300
C324
C323
33pF 33pF
VL1_8
FB300
1 2
150 OHM
C339 C337
C338 0.0027uF
+
10uF/16V 0.1uF
PAVSS1
FB302
1 2
150 OHM
C348 C300
C347
+
10uF/16V 0.1uF 0.0027uF
VD1_8
C360 C361 C362 C363 C364 C365
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
C375
C370 C371 C372 C373 C374
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
VD3_3
1K
R309
SVP-EX [256]
(2 of 2)
CVBS_OUTN
VDDH
VSSH EX3V3_SB
VD1_8
FB301
PAVDD1 VDDL 1 2
150 OHM
MLF1 C340
0.1uF C341
+
10uF/16V
VSSL
VL1_8
FB303
PAVDD2 PDVDD 1 2
150 OHM
PLF2 C349 C350
0.1uF
+
10uF/16V
PAVSS2 PDVSS
VL1_8
FB304
PAVDD 1 2
150 OHM
C358
0.1uF C359
+
10uF/16V
PAVSS
VD3_3
FB306
VDDH 1 2
150 OHM
C368
0.1uF C369
+
10uF/16V
VSSH
R329 NC
P_37
T X OUT 0-
P_36
T X OUT 0+
P_35
T X OUT 1-
P_34
T X OUT 1+
P_31
T X OUT 2-
P_30
T X OUT 2+
P_29
T X CL K-
P_28
T X CL K+
P_27
T X OUT 3-
P_26
T X OUT 3+
R311 0 1/16W
23
DE DE_2EX 7
22
V DVS_2EX 1
21
H DHS_2EX 1
10
AIN_HS VGA_HSIN 2
11
AIN_VS VGA_VSIN 2
225 PR_R1 VA1_8
PR_R1
246 Y _G1
Y _G1
232 PB_B1
PB_B1
226 PR_R2
PR_R2
248 Y _G2
Y _G2
233 PB_B2
PB_B2
236 ANALOG_OUT
CVBS_OUTP
237
242 CVBS1
CVBS1
243 CVBS2
CVBS2
244 Y
CVBS3
231 C
C
245 AIN_N1
AIN_N1
247 AIN_N2
AIN_N2
249 AIN_N3
AIN_N3
C319
ANALOG_OUT
R343 NC 10uF/16V
C3005 33pF
VREFN_3
VREFP_3
VREFN_2
VREFP_2
VREFN_1
VREFP_1
C326 NC NC C328
C327 NC
C333 C334
C330 C331 C332 C335
0.1uF
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
AVSS_ADC1 AVSS_ADC2 AVSS_ADC3
VA1_8
AVDD_ADC2 AVDD_ADC1
L301
2.2uH C344
C342
C343 0.1uF
0.1uF 10uF/16V
AVSS_ADC2 AVSS_ADC1
VA1_8
AVDD_ADC3
L302
C354 2.2uH
0.1uF C355
+
10uF/16V
C356
AVSS_ADC3
VD3_3
FB305
AVDD3_AVSP2 1 2
150 OHM
C366
0.1uF C367
+
10uF/16V
AVSS3_BG_ASS
VSSH
Power saving ?
C378
3.3V_SB
0.1uF
EX3V3_SB
L303 600 OHM
44
CN300
CONNECTOR for PANEL
Low color shift on = Vcc
6 LCS
R310 0 1/16W
TXOUT3+
TXOUT3-
TXCLK+
TXCLK-
TXOUT2+
TXOUT2-
TXOUT1+
TXOUT1-
TXOUT0+
TXOUT0-
6 OD_SEL
10 PVDD
5V_A
OD_SEL for CMO 32"
50 Hz = High
C318 60 Hz = Low
Q302
PMBS3906
Q301
PMBS3904
R344
VIDEO_OUT_1 2
470 1/16W
Y _G1 C320 0.1uF
PB_B1 C321 0.1uF
PR_R1 C322 0.1uF
Y _G2 C325 0.1uF
PB_B2 C329 0.1uF
PR_R2 C336 0.1uF
VA1_8
L300
2.2uH
C345
+
10uF/16V
CVBS1 C346 0.1uF
CVBS2 C351 0.1uF
VD3_3 VD1_8
Y C352 0.1uF
P_50 P_40 C C353 0.1uF
C357
0.1uF
0.1uF
P_51 P_41
VD3_3
P_38
P_33
P_24
AOC (Top Victory) Electronics Co., Ltd.
C376 C377
Title
0.1uF 0.1uF
P_32
P_25
Size Document Number
Custom
Date: Thursday , September 14, 2006
Envision L37W431
+
C317 C316
0.1uF 22uF/16V
May.05
COMP_Y 2
COMP_B 2
COMP_R 2
VGA_GIN 2
VGA_BIN 2
VGA_RIN 2
TUNER_OUT 2,8
CVBS_SEL 2
EX_Y 2
EX_C 2
SVP-EX256_2
Rev
B
715T1814-1
11
Sheet 4 of