SUPERSERVER 6015B-Ni User's Manual

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

5-22

Page 56
Image 56
SUPER MICRO Computer 6015B-Ni manual Floppy, IDE and Sata Drive Connections, Floppy Connector