AOC envision L37W431, Руководство по обслуживанию

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37’’ LCD TV Envision L37W431
46
RN400 33 1 8
2 7
3 6
4 5
CPU_RST
A10
C415
NC
VD3_3
R466 NC
SCLE
+ C403
10uF/16V
U400 24C64
1
2
3
4 5
6
7
8
A0
A1
A2
GND SDA
SCL
PAGE
VCC
C412
15pF
U402
M30620SPGP
23
31
30
28
2 25
26
27
8 14 15 22
35
1 3 4 6 7 9 10 12 13 17 18 20 21 24
32
33
34
36
37
38
39
40
41
42
43
44
29
5 11 16 19
60 61 71 72 73 74 75
76
77
78
59 58 57 56 55 54 53 52 51
50
49
48
47
46
45
70 69 68 67 66 65 64 63
85
84
83
82
81
80
79
95
92
91
90
89
88
87
86
94
93
96
97
98
99
100
62
P
7_5/
T
A
2i
n
P6_5/CLK1
P6_6/RXD1
P7_0/SDA2
P
9_3/
D
A
0
P
7_3/
T
A
1i
n
P7_2/TA1out
P7_1/SCL2
P
8_7/
X
cin
V
cc1
P
8_5/
N
IM
P
7_6/
T
A
3out
P6_1/CLK0
P
9_4/
D
A
1
P
9_2/
T
B
2i
n
P
9_1/
T
B
1i
n
BY
T
E
CNV
ss
P
8_6/
X
cout
Re
se
t
Vs
s
Xi
n
P
8_3/
IN
T
1
P
8_2/
IN
T
0
P
8_0/
T
A
4out
P
7_7/
T
A
3i
n
P
7_4/
T
A
2out
P6_4/CTS1/RTS1
P6_3/SDA0
P6_2/SCL0
P6_0/CTS0/RTS0
P5_7/RDY
P5_6/ALE
P5_5/HOLD
P5_4/HLDA
P5_3/BCLK
P5_2/RD
P5_1/BHE
P5_0/WR
P6_7/TXD1
P
9_0/
T
B
0i
n
X
out
P
8_4/
IN
T
2
P
8_1/
T
A
4i
n
V
cc2
P
3_0/
A
8
P
1_7/
IN
T
5
P
1_6/
IN
T
4
P
1_5/
IN
T
3
P
1_4
P
1_3
P1_2
P1_1
P1_0
P
3_1/
A
9
P
3_2/
A
10
P
3_3/
A
11
P
3_4/
A
12
P
3_5/
A
13
P
3_6/
A
14
P
3_7/
A
15
P
4_0/
A
16
P
4_1/
A
17
P4_2/A18
P4_3/A19
P4_4/CS0
P4_5/CS1
P4_6/CS2
P4_7/CS3
P
2_0/
A
0/
D
0
P
2_1/
A
1/
D
1
P
2_2/
A
2/
D
2
P
2_3/
A
3/
D
3
P
2_4/
A
4/
D
4
P
2_5/
A
5/
D
5
P
2_6/
A
6/
D
6
P
2_7/
A
7/
D
7
P0_1/AN0_1
P0_2/AN0_2
P0_3/AN0_3
P0_4/AN0_4
P0_5/AN0_5
P0_6/AN0_6
P0_7/AN0_7
P10_0/AN0
P10_2/AN2
P10_3/AN3
P10_4/AN4
P10_5/AN5
P10_6/AN6
P10_7/AN7
P0_0/AN0_0
Av ss
P10_1/AN1
Vref
Av cc
P9_7/ADTRG
P9_6
P9_5
Vs
s
R
418
4.
7K
Top View
KEY_AD 2
A8
2
Socket = 87L 202-32
A6
RST
RN401 33
1 8
2 7
3 6
4 5
R428
22 1/16W
E_PAGE
R445
100
CN404 CONN
1
2
R
412
4.
7K
5V-1_CPU
CPU_RST
R
469
4.
7K
RST_HDMI
A13
C400 0.001uF
A9
SDAE
A[8..18]
R
452
NC
R
468
4.
7K
R401 0
5V-1_CPU
R491
4.7K
R483 100 1/16W
When use W29C040,use R419 ;
R416 and R411 are Option.
PANPWR_ON 10
OD_SEL 4
R441 100 1/16W
RN403 33
1 8
2 7
3 6
4 5
R449
4.7K
A4
TX
L401
600 OHM
R416
NC
A5
TP407
A7
5V-1_CPU
RD_EMU 3
AD2
R415 33
W27E040 USED
Reset SIL9011..
5V_SB
AD1
+
C416
10uF/16V
R467
NC
SDAE
A11
C401 10uF/16V
R
458
4.
7K
Q402
PMBS3906
U401 A29040BL-70F
12
11
10
9
8
7
27
25
4
5
29
3
6
26
28
23
2
30
31 16
1
32
24
22
21
19
13
14
15
17
18
20
A0
A1
A2
A3
A4
A5
A8
A11
A12
A7
A14
A15
A6
A9
A13
A10
A16
A17
A18 GND
VPP
VCC
OE#
CE#
Q7
Q5
Q0
Q1
Q2
Q3
Q4
Q6
RST# 7
R
403
4.
7K
TP409
WR
A[0..7]
A14
R427 4.7K 1/16W
R
453
4.
7K
R448
4.7K
+
C413
100uF/16V
PWR_ON 10
CPU_RST
R433 4.7K
R422 100
AD6
Detect_VGAVS 2
INT# 3
CS1 3
AD5
A16
R443 100
R4028 4.7K
CN402
CONN
1
2
C402
0.01uF
5V-1_CPU
RST_7117
PS
ZD400
MLL5227B
1 2
R409 NC
A0
R438
4.7K
R440 100 1/16W
U404
ASM810SEUR-T
1
2
3
GND
RESET
VCC
C404
10uF/16V
RST_EX52
A12
R
456
NC
R423 0 1/16W
VD3_3
AD4
3.3V_SB
5V-1_CPU
R424 22 1/16W
R421 100
R4030 4.7K
R450 4.7K
C409
100pF
REMOTE 2
R411 NC
R437
4.7K
Option
ALE_EMU 3
SD1 2,3,9
SC1 2,3,9
A6
A15
R439 4.7K
LCS 4
+
C414
10uF/16V
5V-1_CPU
A17
C405
100pF
R488
4.7K 1/16W
1
5V-1_CPU
5V-1_CPU
CN403
CONN
1
2
3
4
5
6
7
8
9
10
5V_SB
R473 220 1/16W
RST#
R486 4.7K
C407
0.1uF
R484 1K 1/16W
C410 0.01uF
R419 33
TP410 RD
A1
AD3
A14
R432 47K
RST_H 3
R429 22 1/16W
5V-1_CPU
A17
R
451
4.
7K
Q404
PMBS3904
1
2
3
RN405 33
1 8
2 7
3 6
4 5
A2
A15
R426 22 1/16W
RX 2
R
480
4.
7K
R
457
4.
7K
R406 NC
R
417
4.
7K
NC
VGAVS 2
A18
R434 22 1/16W
MCU_A[0..7] 3
RX
INT_A 8
AD3
R
455
4.
7K
AD4
SC1
SC1 2,3,9
RST_7117 8
A3
A9
R430
10K 1/16W
R471 100 1/16W
ISP_SW 2
A3
RN404 33
1 8
2 7
3 6
4 5
RX_INT# 7
R464
100
R425 22 1/16W
R487
4.7K 1/16W
TX 2
WR_EMU 3
TP402
A2
R478 8.2K
TP403
A3
CN400
CONN
1
2
3
3
VD3_3
A2
E_PAGE
R465
NC
CS 3
R400 0
5V-1_CPU
VGAHS 2
RST_HDMI
R489
NC
+
C408
100uF/16V
AD6
TP404
A4
A16
R482
4.7K
WR# 3
AD2
R472 100 1/16W
CE_REMOTE 7
R
402
4.
7K
3.6V
5V-1_CPU
Detect_VGAHS 2
A11
R407 NC
5V-1_CPU
SD1 2,3,9
A18
R470 100 1/16W
R460 100
R436 4.7K 1/16W
5V-1_CPU
R462 100
TP411 ALE
R492 2K
SCLE
A12
R410
100
R
454
4.
7K
R414 33
3.3V_SB
RD# 3
CPU_RST
C411
15pF
R442
100 1/16W
U403 24LC64
8
5
6
4
7 3
2
1
VCC
SDA
SCL
GND
VCLK NC2
NC1
NC0
R
481
4.
7K
R405 100
R
477
10K
1/
16W
AD0
AD7
R447 100
R490
4.7K
CN401
CONN
1
2
X400
10.000MHZ
W27E040 USED
When use W27E040,use R416 and
R411 ; R419 is Option.
5V-1_CPU
AD[0..7] 3
A5
AD0
A8
5V-1_CPU
5V-1_CPU
CLOCK_SW 1
R
474
10K
1/
16W
R4029 4.7K
R459
NC
R
479
4.
7K
R420 33
B
MCU
AOC (Top Victory) Electronics Co., Ltd.
Custom
6
11 Thursday , September 14, 2006
Title
Size Document Number Rev
Date: Sheet of
5V-1_CPU
BL_ADJ 2,3
AD7
A13
R461
NC
AD5
R446 0
R435 4.7K
TP406
A6
W27E040
Reset EX52
A7
C406
100pF
Q401
NC
1
2
3
R463
NC
RST_H 3
SD1
TP405
A5
715T1814-1
5V-1_CPU
A1
R413
NC
R475 100 1/16W
A[8..14] 3
Q403
PMBS3904
1
2
3
R
404
4.
7K
RST_H 3
R408 100
R444 4.7K
TP400
A0
2.54mm
RST
3.3V_SB
MUTE 9
A0
TP408
INV_PRO 2
R485 100 1/16W
TP401
A1
R431 100
Reset MCU
SCDT 7
A7
A4
RN402 33 1 8
2 7
3 6
4 5
A10
R
476
10K
1/
16W
AD1