AOC L27W451 Service Manual page 51

27'' LCD TV Color Monitor
V D DMQ
C276 C278 C280
C277 C279 C281
0.1uF
0.1uF 0.1uF 0.1uF 0.1uF
0.1uF
V D DMQ
C284 C285 C286 C287 C288 C289
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
V D DMQ
S V P -E X 52_256
U21A
5 MD [0..31]
MD 0 73
MD 0
MD 1
75
MD 1
MD 2 76
MD 2
MD 3 78
MD 3
MD 4
84
MD 4
MD 5 86
MD 5
MD 6
88
MD 6
MD 7
90
MD 7
MD 8 91
MD 8
MD 9
93
MD 9
MD 10
94
MD 10
MD 11 96
MD 11
MD 12
102
MD 12
MD 13
104
MD 13
MD 14 106
MD 14
MD 15
108
MD 15
MD 16 148
MD 16
MD 17 150
MD 17
MD 18
152
MD 18
MD 19 154
MD 19
MD 20 160
MD 20
MD 21
162
MD 21
MD 22 163
MD 22
MD 23
165
MD 23
MD 24
166
MD 24
MD 25 168
MD 25
MD 26
170
MD 26
MD 27
172
MD 27
MD 28 178
MD 28
MD 29
180
MD 29
MD 30 181
MD 30
MD 31 183
MD 31
DQ M0
79
DQ M0
DQ M1 97
DQ M1
DQ M2 159
DQ M2
DQ M3
177
DQ M3
5 DQ M[0..3]
5 DQ S [0..3]
5 MA [0..11]
6 MC U_A [0..7]
C282 C283
0.1uF 0.1uF
V D DMQ
C290 C291
0.1uF 0.1uF
C293
0.1uF
SVP-EX [256]
(1 of 2)
RN 212 RN 213
100£[
100£[
A [0..7]
6 MC U_A [0..7]
A [8..14]
6 A [8..14]
6
6
6
5V V D DM 5V
R216 10K £[
MP UG P IO1
CS 6
MP UG P IO4
Q20
P MB S 3904
R219
E X -P W M
1
R220
1K £[ 1/16W
10K £[ 1/16W
C295
22uF/16V
17
P _17
18
FLD/IO
S D A _E X
16
S D A
14 S C L_E X
S C L
RN 210 100£[
A D 7
203 1 8
A _D 7
202 2 7 A D 6
A _D 6
A D 5
201 3 6
A _D 5
A D 4
200 4 5
A _D 4
197 1 8 A D 3
A _D 3
A D 2
196 2 7
A _D 2
195 3 6 A D 1
A _D 1
194 4 5 A D 0
A _D 0
RN 211
100£[
216
RD # RD _E MU 6
217
W R_E MU 6
W R#
218
A LE A LE _E MU 6
219 MP UC S 0N
MP UC S 0N
5V _S B
220
IN T# 6
IN T#
15
V 5S F
0.1uF
12
TE S TMO DE
C298
R223 470£[
13
RE S E T RS T_H 6
147
B A 1 B A 1 5
145
R224
B A 0 B A 0 5
144
NC
CLK E CLK E 5
142
W E # W E # 5
MV RE F 5
CA S # 5
MP UC S 0N MP UG P IO4
RA S # 5
MPU has
CS 0# 5
separated MPU has
MC LK 0# 5
Data/Address
Address/Data
MC LK 0 5
multiplex
I2C Address:
I2C Address:
7C/7D
7E/7F
Not
V D 3_3
Populated
51
U22
A S 7C256A Extra SRAM
A D [0..7]
A 0 A D 0
10 11
A 0 D0
A 1 9 12 A D 1
A 1 D1
A 2 A D 2
8 13
A 2 D2
A 3 7 15 A D 3
A 3 D3
A 4 6 16 A D 4
A 4 D4
A 5 A D 5
5 17
A 5 D5
A 6 4 18 A D 6
A 6 D6
A 7 3 19 A D 7
A 7 D7
A 8
25
A 8
A 9 24
A 9
A 10
21
A 10
A 11
23
A 11
A 12 2
A 12
A 13
26
A 13
A 14
1 28
A 14 V C C 5V -1_CP U
14
GN D
20
CS 1
/C E
22 C292
RD # /O E
27 0.1uF
W R#
/W E
B L_A DJ 2,6
C294
0.1uF
R221 68£[ 1/16W
3V _S DA 7,8
3V _S CL 7,8
R222 68£[ 1/16W
C296 C297
68pF 68pF
A D [0..7] 6
*C S1 N is no t a in pu t or ou tp ut p in
C S1N =0: SVP-EX C PU a cc es s en ab le d
C S1N =1:SVP-EX C PU ac ce ss d is ab le d
Connector for Amtel AT76C112 Video Output
INPUT OUTPUT
MPU GPIO1 MPU GPIO0 MPU C S0N *C S1 N
0 0 0 1
0 1 1 0
1 0 1 1
1 1 1 1
A OC ( To p Vi ct or y) E le ct ro ni cs C o. , Lt d.
Title
SVP-EX256_1
S i ze Document Number
B
TV2765W-4E
Date: W ednesday, January 04, 2006
AOC L27W451
A D [0..7] 6
MPU GPIO2 MPU GPIO3
1 1
1 1
0 1
1 0
Rev
1
12
S heet 3 of