User`s manual

2-28
X7DCA-L User's Manual
F A N 4
Buttery
JD1
USB6
JWD1
JPL2
JPL1
JI2C1
JWOR1
JSMB1
CD1
J139
JWOL1
Mini PWR LED
LED6
JBT1
CPU2
J7
F A N 1
F A N 6
Floppy
FAN5
USB4/5
PWR I2C
KB/MS
USB0/1/2/3
COM1
VGA
LAN1/2
HD Audio
Slot5 PCI-E x4 (in x8 slot)
Slot4 PCI-E x8(in x8 slot)
Slot3 PCI 33MHz
COM2
S I/O
BIOS
Slot6 PCI-E x16
JI2C2
F A N 3
CPU1
LED5
Intel 5100
North Bridge
Intel ICH9R
South Bridge
LAN
CTRL
LAN
CTRL
Video
CTRL
Audio
CTRL
Buzzer
F A N 2
JPW2
JPW1
DIMM1B
DIMM1A
DIMM2B
DIMM2A
DIMM3B
DIMM3A
X7DCA-L
LED7
JF1
J8
USB7
JPG1
JL1
S A T A 0
S A T A 1
S A T A 2
S A T A 3
S A T A 4
S A T A 5
2-8 Floppy Drive Connection
Note the following when connecting the oppy and hard disk drive cables:
• The oppy disk drive cable has seven twisted wires.
• A red mark on a wire typically designates the location of pin 1.
A
A. Floppy Disk Drive
Floppy Connector
The oppy connector is located at
JFDD1. See the table below for pin
denitions.
Floppy Drive Connector
PinDenitions(Floppy)
Pin# Denition Pin # De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