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8
7
5/22 update
SERIAL PORT 1
VCC5
U6
20
1
VCC
V+
C45
0.1u
DCDA
2
19
RIN1
ROUT1
DSRA
3
18
RIN2
ROUT2
RXDA
4
17
RIN3
ROUT3
D
CTSA
7
14
RIN4
ROUT4
RIA
9
12
RIN5
ROUT5
16
5
11
DTRA#
DIN1
DOUT1
15
6
11
RTSA#
DIN2
DOUT2
13
8
11
SOUTA
DIN3
DOUT3
11
10
GND
V-
TI-GD75232-SSOP20
C50
0.1u
VCC5
U10
C75
0.1u
V+
20
1
VCC
V+
DCDB
2
19
RIN1
ROUT1
DSRB
3
18
RIN2
ROUT2
RXDB
4
17
RIN3
ROUT3
CTSB
7
14
RIN4
ROUT4
RIB
9
12
C
RIN5
ROUT5
16
5
11
DTRB#
DIN1
DOUT1
15
6
11
RTSB#
DIN2
DOUT2
13
8
11
SOUTB
DIN3
DOUT3
11
10
GND
V-
TI-GD75232-SSOP20
C80
0.1u
V-
D6
1N4148-S-LL34
VCC5
11
LP_D[0..7]
LP_D6
1
5
1
5
LP_D5
2
2
LP_D4
3
3
LP_D3
4
4
LP_PE
6
11
LP_PE
6
LP_BUSY
7
11
LP_BUSY
7
LP_ACK#
8
11
LP_ACK#
8
LP_D7
9
10
B
9
10
LP_ERR#
1
5
11
LP_ERR#
1
5
LP_D0
2
2
LP_AFD#
3
11
LP_AFD#
3
LP_STB#
4
11
LP_STB#
4
LP_D2
6
6
LP_D1
7
7
LP_SLIN#
8
11
LP_SLIN#
8
LP_INIT#
9
10
11
LP_INIT#
9
10
LP_SLCT
R75
2.2K
11
LP_SLCT
FLOPPY CONNECTOR
A
8
7
6
V+
D4
1N4148-S-LL34
+12V
DCDA
2
1
DSRA
4
3
C47
0.1u
RXDA
6
5
DTRA
8
7
DCDA#
11
DSRA#
11
RTSA
2
1
SINA
11
CTSA
4
3
CTSA#
11
TXDA
6
5
RIA#
11
RIA
8
7
DTRA
RTSA
TXDA
CN7B
DCDA
26
31
V-
D5
1N4148-S-LL34
RXDA
27
32
-12V
TXDA
28
33
DTRA
29
34
30
LPT-D25-BR-I
SERIAL PORT 2
C74
0.1u
DCDB
2
1
DSRB
4
3
RXDB
6
5
DTRB
8
7
DCDB#
11
DSRB#
11
RTSB
2
1
SINB
11
CTSB
4
3
CTSB#
11
TXDB
6
5
RIB#
11
RIB
8
7
DTRB
RTSB
TXDB
CN7C
DCDB
35
RXDB
36
TXDB
37
DTRB
38
39
LPT-D25-BR-I
PARALLAL PORT
LP_INIT#
1
2
LP_SLIN#
3
4
LP_D1
5
6
CN8
LP_D2
220p
7
8
RN3
LP_STB#
1
2
2.2K
LP_AFD#
3
4
LP_D0
CN9
CN7A
5
6
LP_ERR#
220p
LP_STB#
7
8
1
LP_D0
2
LP_D1
3
LP_D3
1
2
LP_D2
4
LP_D4
LP_D3
3
4
5
LP_D5
5
6
CN6
LP_D4
6
LP_D6
7
8
220p
LP_D5
7
RN4
LP_D6
8
2.2K
LP_D7
9
LP_D7
LP_ACK#
1
2
10
LP_ACK#
LP_BUSY
3
4
11
LP_BUSY
5
6
CN5
LP_PE
12
LP_PE
220p
LP_SLCT
7
8
13
LP_SLCT
C55
33p
LPT-D25-BR-I
FDD1
1
2
DRVDEN0
11
3
4
6
DRVDEN1
11
7
8
INDEX#
INDEX#
11
9
10
MOT_A#
11
11
12
DRV_B#
11
13
14
DRV_A#
11
15
16
MOT_B#
11
17
18
DIR#
11
19
20
STEP#
11
21
22
WT_DT#
11
23
24
WT_EN#
11
25
26
TRACK0#
TRACK0#
11
27
28
WP#
WP#
11
RDATA#
29
30
RDATA#
11
31
32
HEAD#
11
DSKCHG#
33
34
DSKCHG#
11
D2x17-1:31-BK
6
5
4
MODEM RING BLOCK
CN3
220p
CN4
220p
VCC5_SB
R409
330K
5
4
DSRA
R392
10K
3
RTSA
2
CTSA
1
RIA
C216
JMDM1
0.1u
D1x5-BK
CN11
220p
VCC_MS
VCC_MS
RN1
CN12
4.7K
220p
FB3
11
MSDATA
FB4
11
MSCLK
DSRB
40
41
RTSB
CTSB
FB2
42
11
KBDATA
43
RIB
FB5
11
KBCLK
LP_AFD#
14
15
LP_ERR#
LP_INIT#
16
17
LP_SLIN#
18
19
20
21
22
23
24
25
5
4
3
2
LAN WAKEUP BLOCK
RING#
10
JWOL1
Q47
1
VCC5_SB
PNP-3906LT1-S-SOT23
2
Ic=200mA
R442
4.7K
3
Vebo=5V
Vceo=40V
D1x3-WH-HSNO
R429
10K
LAN WAKEUP
HEADER
PS2 KEYBOARD & MOUSE CONNECTOR
X_COPPER
CP1
R21
R22
47K
47K
KBMS1
FB1
120-1
MS_DT
7
10
8
120-1
MS_CK
C1
C5
11
33p
0.1u
12
9
M S
GNDA
120-1
KB_DT
1
4
2
120-1
KB_CK
5
6
3
VCC_MS
KB
MINIDINx2-D12-ML
C3
CN700
0.1u
X_22p
Title
Micro-Star
Document Number
Last Revision Date:
Wednesday, October 03, 2001
3
2
1
VCC3_SB
R419
10K
D
LAN_WAKE
10
Q55
NPN-3904LT1-S-SOT23
C
PSPWR
VCC5_STR
X_600
C4
FS1
0.1u
1.1A-S
POLY SWITCH
B
A
Rev
MS-6507
1.0
IO Connector
Sheet
24
of
36
1
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