Chapter 2: Installation
2-31
PCI-X 133 MHz
S
UPER PDSM4
+
®
Dural Core CPU
LGA 775
KB/MS
COM1
GLAN1
Fan5
North Bridge
LAN
CTRL
JPL1
SCSI
SATA1
Fan4
Buzzer
JLED
IDE
24-Pin ATX PWR
ICH7R
DIMM#1A (Blue)
DIMM#1B (Black)
DIMM#2A (Blue)
DIMM#2B (Black)
J B T 1
South Bridge
JPW2
8-pin PWR
SATA3
Fan2
Battery
JPA1
Fan3
JPA2
PCI-X#1 100MHz
SCSI Channel
FP CTRL
L E 3
SATA0
SATA2
JWOR
J W D
SPKR
(Green Slot*PDSM4+)
USB 1,2
VGA
GLAN2
LAN
CTRL
BIOS
SIM 1U Slot
Slot1
Slot2
Slot4
PCI-E x4
Slot5
Slot6
PCI-X 133 MHz
VGA
PXH
JP6
Slot7
PCI-E x8
LE1
L E 4
JPF
Fan1
CPU Fan6
PW3
JL1
JPWAKE
Floppy
COM2
PWR I
2
C
JPUSB1
JPR1
SI/O
HW
793
JPL2
USB3
JUSB2
CTRL
JPG1
WOL
Video
Memory
CTLR
JP5
PCI-X#2 100MHz ZCR
A
2-9
Floppy, Hard Disk Drive, SIM 1U IPMI and SCSI
Connections
Note the following when connecting the fl oppy and hard disk drive cables:
• The fl oppy disk drive cable has seven twisted wires.
• A red mark on a wire typically designates the location of pin 1.
• A single fl oppy disk drive ribbon cable has two connectors to provide for two
fl oppy disk drives. The connector with twisted wires always connects to drive
A, and the connector that does not have twisted wires always connects to drive
B.
Floppy Connector
The fl oppy connector is located at
J27. See the table below for pin
defi nitions.
A. Floppy
Floppy Drive Connector
Pin Defi nitions (Floppy)
Pin# Defi nition Pin # Defi nition
1
Ground
2
FDHDIN
3
Ground
4
Reserved
5
Key
6
FDEDIN
7
Ground
8
Index
9
Ground
10
Motor Enable
11
Ground
12
Drive Select B
13
Ground
14
Drive Select B
15
Ground
16
Motor Enable
17
Ground
18
DIR
19
Ground
20
STEP
21
Ground
22
Write Data
23
Ground
24
Write Gate
25
Ground
26
Track 00
27
Ground
28
Write Protect
29
Ground
30
Read Data
31
Ground
32
Side 1 Select
33
Ground
34
Diskette
