Floppy Connector - Supermicro X7DWE User Manual

X7DWE User's Manual
2-8 Floppy Drive, SIMLP, Serial ATA and Hard Disk
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 located at J22
on the motherboard. See the table on
the right for pin defi nitions.
PWR SMB
24-Pin ATX PWR
8-Pin PWR
DIMM2B
DIMM2A
DIMM1B
DIMM1A
Intel 5400
North Bridge
FAN5
JP2
FAN6
Slot7 SIMLP
VGA
Slot6 PCI-E x8
CTRL
Slot5 PCI-E x8
Slot4 PCI-E x8
JPG1 JWD
South Bridge
Slot3 PCI-E x8
LAN
CTRL
JPL1 Slot 2 PCI-E x4
JI2C3 JI2C1
JPL2
JI2C4 JI2C2
Slot1 PCI-X 133MHz
LE1
J18
Slot 0 PCI-U
JD1
Pin#
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
LED5 31
33
CPU1
A. Floppy
CPU2
FAN2
FAN3
A
T-SGPIO1
T-SGPIO2
Intel ESB2
USB4/5
J7
USB2/3
JP1
JBT USB6
BIOS
I-SATA5 I-SATA3 I-SATA1
SPKR
JWOL1 I-SATA4
JPT1 J8 I-SATA2 I-SATA0 JL1
FAN4
2-26
Floppy Drive Connector
Pin Defi nitions
Defi nition Pin # Defi nition
Ground 2 FDHDIN
Ground 4 Reserved
Key 6 FDEDIN
Ground 8 Index
Ground 10 Motor Enable
Ground 12 Drive Select B
Ground 14 Drive Select B
Ground 16 Motor Enable
Ground 18 DIR
Ground 20 STEP
Ground 22 Write Data
Ground 24 Write Gate
Ground 26 Track 00
Ground 28 Write Protect
Ground 30 Read Data
Ground 32 Side 1 Select
Ground 34 Diskette