AOC L32W451B Servce Manual page 53

32'' LCD TV
R305 100
2 Detect_VGAVS
R306 NC
2,12 VGAVS
R307 NC
2,12 VGAHS
R308 100
7 RX_INT#
R309 100
2,3 BL_ADJ
R387 100
10,12 PWR_ON
5V-1_CPU
RST 76
R319 100 77
2 Detect_VGAHS
100
R320 78
7 SCDT
AD7 79
AD6 80
AD5 81
AD4 82
AD3 83
AD2 84
AD1 85
AD0 86
R394 4.7K
87
5V-1_CPU
R384 100 1/16W 88
2,8 FUN_1
R385 100 1/16W 89
2,8 FUN_2
R395 4.7K 90
5V-1_CPU
R350 4.7K 91
9 EAR_DET
R345 100
92
2 DET_FB
R336 100 1/16W
93
2,12 KEY_AD
R338 100 1/16W
94
R340 NC 95
7 CE_REMOTE
R341 NC 96
97
5V-1_CPU
98
99
E_PAGE 100
5V-1_CPU
100
R391
2 ISP_SW
R348 NC
DVI_HDMI to P1
R351 NC
4 OD_SEL
R386 100
4 LCS
R360 220
ZD30 100uF/16V
+
MLL5227B C312
R365 8.2K
3.6V
R370 1K 1/16W
1000pF
C313
10uF/16V
C314
CN34 CONN
1
2
3
CPU_RST
Reset MCU
C315 10uF/16V
A[0..7]
5V-1_CPU
TP300 TP301 TP302 TP303 TP304 TP305 TP306 TP307
A0 A1 A2 A3 A4 A5 A6 A7
5V-1_CPU
P1_2
P1_1
P1_0
P0_7/AN0_7
P0_6/AN0_6
P0_5/AN0_5
P0_4/AN0_4
P0_3/AN0_3
P0_2/AN0_2
P0_1/AN0_1
P0_0/AN0_0
M30620SPGP
P10_7/AN7
P10_6/AN6
P10_5/AN5
U32
P10_4/AN4
P10_3/AN3
P10_2/AN2
P10_1/AN1
Avss
P10_0/AN0
Vref
Avcc
P9_7/ADTRG
P9_6
P9_5
X30
10.000MHZ C309
100pF
5V-1_CPU
C310 C311
15pF 15pF
5V-1_CPU
Q31
PMBS3906
5V-1_CPU
CPU_RST
CPU_RST
VD3_3 VD3_3
R377
NC 1
GND
3
VCC
2
RST_H
RESET
C316
NC
U34
ASM810SEUR-T NC
MCU_A[0..7] 3
A[8..14] 3
RN214~RN218
A8
-->RN31~RN35
A9
A0 RN32 4 5 33
A10 A1 3 6
A2 2 7
A11 A3 1 8
A4 RN33 4 5 33
A12 A5 3 6
A6 2 7
A13 A7 1 8
A8 RN34 4 5 33
A14 A9 3 6
A10 2 7
A15 A11 1 8
A12 RN35 1 8 33
A16 A13 2 7
A14 3 6
A17 A15 4 5
A16 R311 33
A17 R312 33
A18
R313
NC
W27E040 USED
A[8..18]
50 A18
P4_2/A18
49
P4_3/A19
48 R321 0 1/16W
P4_4/CS0
47 R322 22 1/16W
P4_5/CS1
TP308
46 R323 22 1/16W
P4_6/CS2
45 R325 4.7K 1/16W
P4_7/CS3
44
P5_0/WR
43
P5_1/BHE RD TP310
42
P5_2/RD
R327 22 1/16W
41
P5_3/BCLK
40
P5_4/HLDA
39
P5_5/HOLD
ALE TP311
38 R332 22 1/16W
P5_6/ALE
ALE_EMU
37 R333 4.7K 1/16W
P5_7/RDY 5V-1_CPU
RST_HDMI
36
P6_0/CTS0/RTS0
RST_EX52
35
P6_1/CLK0
34
P6_2/SCL0
33
P6_3/SDA0
32
P6_4/CTS1/RTS1
31
P6_5/CLK1
30 R380 100 RX
P6_6/RXD1
29 R381 100 TX
P6_7/TXD1
28 SDAE
P7_0/SDA2 RX 2 2
27 SCLE
P7_1/SCL2
R382 R383
26 4.7K 4.7K
P7_2/TA1out INV_PRO 2
5V
R393 4.7K
5V-1_CPU
NC
R347
R349
100
SRS_CTL
R352 100
PANPWR_ON 10
R357 100 1/16W
MUTE 9
R358 100 1/16W
REMOTE 2,12
R359 100 1/16W
INT# 3
R362 100 1/16W
INT_A 8
RST
5V-1_CPU
5V_SB
R375
R376
4.7K 1/16W 4.7K 1/16W
Top View
R373
1 4.7K
SC1
3 SC1 2,7,12
2 SD1
2 SD1 2,7,12
RST_HDMI
1
3
CN30
CONN
53
AD[0..7]
When use W27E040,use R398 and
R399;R400 and R404 are
Socket = 87L 202-32
Option.
When use W29C040,use R404 and
W27E040
R400;R398 and R399 are
U31 A29040BL-70F Option.
12 13 RN30 1 8 33 AD0
A0 Q0
11 14 2 7 AD1
A1 Q1
10 15 3 6 AD2
A2 Q2
9 17 4 5 AD3
A3 Q3
8 18 1 8 AD4
A4 Q4
7 19 2 7 AD5
A5 Q5
6 20 3 6 AD6
A6 Q6
5 21 4 5 AD7
A7 Q7
27 RN31 33
A8
26 22 PS
A9 CE#
23 24
A10 OE#
25
A11
4 32 5V-1_CPU
A12 VCC
28 1 R310 NC
A13 VPP
29
W27E040 USED
A14
3 C303
A15
2
C302
A16
30 0.01uF 10uF/16V
A17
31 16
A18 GND
33
R317
R318 33
WR# 3
CS1 3 RD#
TP309
CS 3 RD_EMU
WR
R324
22 1/16W
5V-1_CPU
R326
WR_EMU 3
VD3_3
22 1/16W
R328
10K 1/16W
R330 100
R331 47K
5V-1_CPU
3 Q30
1
NC
R335
R334
4.7K
4.7K
R337 100 1/16W
R339
100 1/16W
C305
C306
5V-1_CPU 100pF
100pF
1
R300 0
2
3
TX
4
5
6
7
CPU_RST 8
9
10 CN33
CONN
2.54mm
9
Option
R353
NC
C300 0.01uF
3.3V_SB
1
A0 VCC
2
R378 A1 PAGE
4.7K
3
A2 SCL
RST_7117 4
RST_7117 8 GND SDA
1 Q33
PMBS3904
U30 24C64
R379 4.7K
24LC64
U33
4
GND VCC
3
NC2 VCLK
3.3V_SB 2
NC1 SCL
5V-1_CPU
1
NC0 SDA
R372
4.7K
RST#
Q32
AOC (Top Victory) Electronics Co., Ltd.
PMBS3904
1
Title
R374 2K
Size Document Number
Custom
Date: Wednesday, January 04, 2006
AOC L32W451B
3
CN31 1
CONN 2 R301 0
RST# 7
Reset SIL9011..
C301 10uF/16V
3.3V_SB
CONN
CN32
1
R314
2 0
RST_H 3
Reset EX52
C304
10uF/16V
3
3
RST_H 3
SC1 2,7,12
SD1 2,7,12
5V_SB 5V-1_CPU
L30 600 OHM
+
C307
C308
0.1uF
100uF/16V
5V-1_CPU
8
7 E_PAGE
SCLE
6
R369 100 1/16W
SDAE
5
R371 100 1/16W
8
7
6
5
MCU
Rev
TV2765W-4E 1
Sheet 6 of 12