Floppy Connector - Supermicro X7DBX-8 User Manual

X7DBX-8/X7DBX-i User's Manual
2-8 Floppy Drive, Hard Disk Drive, SIM1U-3B 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
JFDD1. See the table below for pin
defi nitions.
LAN1
LAN2
SIM1U IPMI
PCI-X 100MHz ZCR
PCI-X 133MHz
Chan. A SCSI
CPU1
CPU2
SBX-E2 X4
SBX-E1 X8
BIOS
A
2-28
Floppy Drive Connector
Pin Defi nitions (Floppy)
Pin# Defi nition Pin #
1 Ground 2
3 Ground 4
5 Key 6
7 Ground 8
9 Ground 10
11 Ground 12
13 Ground 14
15 Ground 16
17 Ground 18
19 Ground 20
21 Ground 22
23 Ground 24
25 Ground 26
27 Ground 28
29 Ground 30
31 Ground 32
33 Ground 34
FP CTRL
A. Floppy Port
Defi nition
FDHDIN
Reserved
FDEDIN
Index
Motor Enable
Drive Select B
Drive Select B
Motor Enable
DIR
STEP
Write Data
Write Gate
Track 00
Write Protect
Read Data
Side 1 Select
Diskette