Acer MB243WABNS Manual De Usuario
_
8.4
SCHEMA
TICS
INTERF
ACE_BD_MCU
AND
FUNCTION
KEY
ACER_LCD_G24_
PCB
No.
LED
B
ACTIVE
LOW
_
LED
A
ACTIVE
LOW
_
PLUS
MINUS
SELECT
POWER
MENU
GND
A12
A13
A14
WE
PSEN
A1
A2
A3
A4
A5
A6
A7
MALE
MALE
PSEN
LED
A
_
MSDA
MSCL
UP
DOWN
MENU
SELECT
ISP
A14
A8
A3
A0
A7
A13
A2
A6
A12
A1
A18
A10
A15
A11
A16
A9
A17
A5
A4
WE
MAD0
MAD1
MAD2
MAD3
MAD4
MAD5
MAD6
MAD0
MAD1
MAD2
MAD3
MAD4
MAD5
MAD6
MAD7
MAD7
A0
RST
E
SELECT
AD2
AD0
A10
A9
AD3
A11
A8
AD1
SDA1
SDA2
SCL2
SCL1
A17
A16
A16
A18
A15
SCL1
SDA1
SCL2
SDA2
TRST
TDO
TD
TMS
TCK
LED
B
_
DVI
SDA
3V
__
VGA
SCL
3V
__
DVI
SCL
3V
__
DVI
SDA
3V
__
DVI
SCL
3V
__
VGA
SDA
3V
__
VGA
SCL
3V
__
MAD4
MAD5
MAD6
MAD2
MAD0
MAD1
MAD3
MAD7
VGA
SDA
3V
__
VGA
SDA
3V
_
_
TXD
RXD
VGA
SCL
3V
__
MSCL
MSDA
WP
TXD
RXD
ISP
TD
INT
TCK
TMS
HP
DET
DVI
__
HWRESET
TDO
ALE
TRST
WP
DVI
DET
_
POWER
DSUB
DET
_
DVI
HDMI
SW
__
LED
A
_
LED
B
_
LED
BLUE
_
LED
AMBER
_
DOWN
EX
E
LED
BLUE
_
POWER
LED
AMBER
_
MENU
UP
SELECT
BKLT
EN
_
2
HWRESET
6
INT
6
LCD
EN
_
2
DSUB
DET
_
4
WR
6
ALE
6
USB
EN
_
8
WP
EN
_
4
USB
DET
_
8
RD
6
AUDIO
DET
_2
AUDIO
EN
_2
OFF
2
DVI
SCL
_5
6,
VGA
SCL
_4
DVI
DET
_
5
DVI
HDMI
SW
__
5
HP
DET
DVI
__
5
CAM
MIC
DIAG
__
8
GND
+3V3
GND
GND
+_
3V3
VDD
GND
GND
+_
3V3
VDD
GND
GND
+_
3V3
VDD
+_
3V3
VDD
+_
3V3
VDD
+_
3V3
VDD
+_
3V3
VDD
GND
+_
3V3
VDD
GND
GND
+_
3V3
VDD
+_
3V3
VDD
+3V3
GND
+_
3V3
VDD
+3V3
GND
+_
3V3
AVDD
+_
3V3
AVDD
+_
3V3
VDD
GND
+_
3V3
VDD
+5V
+5V
+_
3V3
VDD
+_
3V3
VDD
+_
3V3
VDD
+5V
+5V
GND
+_
3V3
VDD
GND
+_
3V3
VDD
+_
3V3
VDD
+3V3
GND
GND
+5V
+3V3
+5V
+3V3
GND
GND
GND
GND
GND
GND
+_
3V3
VDD
GND
R344
0
R481
0 NC
(
)
I306
W79L659A25FL
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
68
69
70
71
72
73
74
75
76
77
78
79
80
98
99
100
P0 2 AD2
. /
P0 1 AD1
. /
P0 0 AD0
. /
VDD
VDD
AVDD
P7 4
.
P7 5
.
P7 6
.
P7 7
.
TCK
TMS
TD
TDO
TRST
P4 2
.
P1 0 PWM0
. /
P1 4
.
NC
NC
NC
NC
P1 5
.
P1 6
.
P1 7
.
P5
0.
P5
1.
P5
2.
P5
3.
RST
P5
4.
P5
5.
P5
6.
P5
7.
P6
5
SDA1
SDA1
./
P6
4
SCL1
SCL1
./
EA
/EA
P4
1.
ALE
/PSTN
P2
7
A15
A15
./
P2
6
A14
A14
./
P2
5
A13
A13
./
P2
4
A12
A12
./
NC
NC
NC
NC
NC
P2 3 A11
. /
P3
0
RXD
RXD
./
P4
3.
P3
1
TXD
TXD
./
P3
2
INT0
INT0
./
P3
3
INT1
INT1
./
P3
4T0.
P
35T
35T
1
./
P
36W
36W
R
./
NC
NC
NC
NC
NC
P3 7 RD
. /
XTAL2
XTAL1
NC
AVSS
VSS
VSS
NC
P4 0
XTAL1
NC
AVSS
VSS
VSS
NC
P4 0
.
P7 0
.
P7 1
.
P7 2
.
P7 3
.
P6 0
.
P6 1
.
P6 2
.
P6 3
.
P2 0 A8
. /
P2 1 A9
. /
P2 2 A10
. /
P6
6
SCL2
SCL2
./
P6
7
SDA2
SDA2
./
P0
7
AD7
AD7
./
P0
6
AD6
AD6
./
P0
5
AD5
AD5
./
P0
4
AD4
AD4
./
NC
NC
NC
NC
NC
NC
P0
3
AD3
AD3
./
P1 1 PWM1
. /
P1 2 PWM2
. /
P1 3 PWM3
. /
R311
4
7K
7K
NC
.(
)
TP53
R522
4
7K
7K
NC
.(
)
R524
0
TP90
TP29
TP105
R324
0R
R337
10K
R330
10K
TP96
TP80
TP87
TP73
R525
47K
NC
()
TP62
TP601
R470
4
7K
7K
NC
.(
)
TP33
Q317
MMBT3904
R313
4
7K
7K
NC
.(
)
TP109
P302
JWT
A2001WV2
4
--
1
2
3
4
1
2
3
4
TP500
TP99
TP91
R482
0 NC
(
)
TP25
C321
22p
TP67
R323
0R
TP88
TP30
Q318
2SK3018
2
3
1
TP83
TP64
TP78
TP42
R510
X4
7K.
TP92
R341
10K
R345
0
TP54
C317
01
u
.
TP117
C330
01
u
.
TP468
R314
4
7K
7K
NC
.(
)
R471
4
7K
7K
NC
.(
)
TP81
R483
0 NC
(
)
TP49
R478
4
7K
7K
NC
.(
)
FB304
PBY201209T
300Y
S
--
TP501
TP102
TP31
C320
01
u
.
I305
STL8110PCH300
3
2
1
VCC
OUT
GND
R325
100
TP93
C487
01
u
.
R512
47
K
N
C
C
.(
)
C328
01
u
.
TP66
TP63
TP43
R509
X4
7K.
TP82
FB339
PBY201209T
300Y
S
--
C322
22p
TP71
TP540
Q303
MMBT3906
R484
0 NC
(
)
R479
4
7K
7K
NC
.(
)
TP89
R315
4
7K
7K
NC
.(
)
R526
10K
NC
()
TP94
R351
1K
C319
01
u
.
TP442
R476
4
7K
7K
NC
.(
)
TP502
TP103
TP65
TP74
TP72
TP69
I307
W39L040AP70Z
12
11
10
9
8
7
6
5
27
26
23
25
4
28
29
3
2
13
14
15
17
18
19
20
21
24
31
16
32
30
22
1
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
IO1
IO2
IO3
IO4
IO5
IO6
IO7
IO8
OE
WE
VSS
VCC
A17
CE
A18
R339
10K
R347
1K
R331
10K
R511
X4
7K.
TP44
TP463
TC7SU04FU
I308
2
4
5
3
R357
10K
TP439
C323
01
u
.
P303 JWT A2001WV2 10p
-
-
1
2
3
4
5
6
7
8
9
10
TP46
Q321
2SK3018
2
3
1
TP110
C326
01
u
.
TP100
R336
10K
R316
4
7K
7K
NC
.(
)
I309
24LC16B
1
2
3
4
5
6
7
8
A0
A1
A2
VSS
SDA
SCL
WP
VCC
TP116
TP68
TP55
TP503
R342
10K
TP429
TP77
R348
1K
TP108
R346
1K
TP431
R473
4
7K
7K
NC
.(
)
TP101
TP438
R361
10K
TP57
TP84
TP75
TP469
R485
0 NC
(
)
TP56
R354
4
7K.
7K.
Q320
2SK3018
2
3
1
C324
01
u
.
R508
X4
7K.
R506
4
7K.
7K.
TP97
TP600
C332
01
u
.
R317
4
7K
7K
NC
.(
)
C318
10u
50V
NC
/(
)
TP432
TP465
R513
47
K
N
C
C
.(
)
TP440
TP26
TP467
R349
1K
R474
4
7K
7K
NC
.(
)
X301
24MHz
R468
4
7K
7K
NC
.(
)
TP85
R477
4
7K
7K
NC
.(
)
I304
74LVC373A
3
2
4
5
7
6
8
9
13
12
14
15
17
16
18
19
1
11
20
10
D0
Q0
D1
Q1
D2
Q2
D3
Q3
D4
Q4
D5
Q5
D6
Q6
D7
Q7
OC
G
VCC
GND
C329
01
u
.
TP60
C331
01
u
.
TP59
R328
0
R360
4
7K.
7K.
R320
0R
R523
0
TP433
TP51
R472
4
7K
7K
NC
.(
)
R352
10K
R333
4 7K NC
. (
)
R332
10K
R329
10K
TP27
R340
10K
R475
4
7K
7K
NC
.(
)
R507
4
7K.
7K.
R318
4
7K
7K
NC
.(
)
R327
100
TP441
Q319
2SK3018
2
3
1
TP95
R469
4
7K
7K
NC
.(
)
TP434
TP61
TP47
Q304
MMBT3906
Q316
MMBT3904
TP50
R514
47
K
N
C
C
.(
)
C316
01
u
.
TP70
Q324
MMBT3904
NC
()
R515
47
K
N
C
C
.(
)
C325
01
u
.
R350
1K
R319
0R
TP48
TP24
TP28
R335
47
K
.
R467
0
TP79
R343
10K
C327
01
u
.
R338
10K
R312
4
7K
7K
NC
.(
)
R334
4 7K NC
. (
)
TP52
TP113
TP58
TP76
R322
47
K
N
C
C
.(
)
TP32
R321
47
K
.
TP98
TP435
TP86
R520
10K
C488
01
u
.
AD
0
3
[.
.]
6
DVI
SDA
_5
6,
VGA
SDA
_4
6832194600P0
12
34
56
7
8
9
1
0
11
1
2
1
3
12
34
56
7
8
9
1
0
11
1
2
1
3
A
B
C
D
E
F
G
A
B
C
D
E
F
G
38
ACER
G24