Supermicro P8SCT-B Datasheet Page 44

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2-26
P8SCT User's Manual
IDE Connector
An IDE drive is located next to the
oppy drive. See the table on the
left for pin defi nitions.Note: You
must use the ATA100/66 cable in-
cluded with your system to benefi t
from the ATA100/66 technology.
Pin Number Function
1 Reset IDE
3 Host Data 7
5 Host Data 6
7 Host Data 5
9 Host Data 4
11 Host Data 3
13 Host Data 2
15 Host Data 1
17 Host Data 0
19 GND
21 DRQ3
23 I/O Write-
25 I/O Read-
27 IOCHRDY
29 DACK3-
31 IRQ14
33 Addr 1
35 Addr 0
37 Chip Select 0
39 Activity
Pin Number Function
2 GND
4 Host Data 8
6 Host Data 9
8 Host Data 10
10 Host Data 11
12 Host Data 12
14 Host Data 13
16 Host Data 14
18 Host Data 15
20 Key
22 GND
24 GND
26 GND
28 BALE
30 GND
32 IOCS16-
34 GND
36 Addr 2
38 Chip Select 1-
40 GND
IDE Connector Pin Definitions
Floppy Connector
The fl oppy connector is located
between the IDE slot and the IPMI
Socket. Refer to Figure 2-3 for lo-
cation. See the table on the right
for pin defi nitions.
Pin Number Function
1 GND
3 GND
5 Key
7 GND
9 GND
11 GND
13 GND
15 GND
17 GND
19 GND
21 GND
23 GND
25 GND
27 GND
29 GND
31 GND
33 GND
Pin Number Function
2 FDHDIN
4 Reserved
6 FDEDIN
8 Index-
10 Motor Enable
12 Drive Select B-
14 Drive Select A-
16 Motor Enable
18 DIR-
20 STEP-
22 Write Data-
24 Write Gate-
26 Track 00-
28 Write Protect-
30 Read Data-
32 Side 1 Select-
34 Diskette
Floppy Connector Pin Definitions (J16)
KB/MS
USB1/2
Parallel Port
ATX-24 Pin P
W
R
JPWAK
E
1
4-P
i
n
PWR
CPU
(CopperRiver)
NorthBridge
G
LA
N
1
GLA
N
2
D
I
MM 1A
(
blue)
G
L
A
N
CT
R
L
JPL1
J
P
L2
PCI-X 64 bit/133 MHz
(L
GA
7
7
5
)
I
D
E
F
a
n
3
F
an2
JF
1
F
an1
Fa
n5
PXH-V
J
PA
1
I
P
MI
Buz
z
e
r
J9
LE1
E7221
PCI-32 bit/33 MHz
PCI-32 bit/33 MHz
PCI-32 bit/33 MHz
PCI-32 bit/33 MHz
P
C
I
#1
P
C
I
#2
P
C
I
#3
PCI-32 bit/33 MHz
P
C
I
#4
P
C
I
#5
P
C
I
-
X
#6
S
I
/O
C
OM2
JK1
J
W
OR
J
W
OL
JWD
F
lo
p
p
y
U
S
B
3/
4
U
S
B
5/
6
JL
1
F
a
n
4
JF
S
B
2
JF
S
B
1
S
A
TA
0
S
A
TA
1
S
A
TA
2
S
A
TA
3
J
L
ED
J
BT
1
B
I
OS
J
S
L
E
D
ICH6R
South
Bridge
Bank1
Bank2
B
a
t
t
ery
JP
F
G
L
A
N
CTR
L
JP1
J
P
2
JP3
JP
U
S
B
1
D
I
MM 2A
(
blu
e)
D
I
M
M1B(
black
)
D
I
M
M2B
(
black)
JP
U
S
B
2
COM1
VGA
Floppy
IDE
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