SUPERSERVER
5-11 Floppy, IDE and SATA Drive 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 34 wires and 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 designated Floppy. See the table below for pin defi nitions.
Floppy Drive Connector
Pin Definitions (Floppy)
Pin# Defi nition
1Ground
3Ground
5Key
7Ground
9Ground
11 Ground
13Ground
15Ground
17Ground
19Ground
21Ground
23Ground
25Ground
27Ground
29Ground
31 Ground
33 Ground
Pin # Defi nition
2FDHDIN
4Reserved
6FDEDIN
8Index
10 Motor Enable
12 Drive Select B
14Drive Select B
16Motor Enable
18DIR
20 STEP
22Write Data
24Write Gate
26 Track 00
28Write Protect
30Read Data
32 Side 1 Select
34 Diskette
