Internal connectors

Page

1.

Floppy disk drive connector (34-1 pin FLOPPY)

2-28

2.

IDE connector (40-1 pin PRI_IDE)

2-28

3.

NVIDIA® NF590-SLI Southbridge Serial ATA connectors

2-29

 

(7-pin SATA1 [blue], SATA2 [blue], SATA3 [blue], SATA4 [blue],

 

 

SATA5 [blue], SATA6 [blue])

 

4.

USB connectors (10-1 pin USB56, USB78)

2-30

5.

IEEE 1394a port connector (10-1 pin IE1394_2)

2-30

6.

CPU, chassis, and optional fan connectors (4-pin CPU_FAN,

2-31

 

3-pin CHA_REAR_FAN, 3-pin CHA_FRONT_FAN, 3‑pin

 

 

OPT_FAN1, 3-pin OPT_FAN2, 3-pin OPT_FAN3, 3-pin

 

 

OPT_FAN4, 3-pin OPT_FAN5)

 

7.

Chassis intrusion connector (4-1 pin CHASSIS)

2-31

8.

ATX power connectors (24-pin EATXPWR, 8-pin EATX12V,

2-32

9.

System panel connector (20-pin PANEL)

2-33

 

• System power LED (Green 3-pin PLED)

 

 

• Hard disk drive activity LED (Red 2-pin IDE_LED)

 

 

• System warning speaker (Orange 4-pin SPEAKER)

 

 

• ATX power button/soft-off button (Yellow 2-pin PWR)

 

 

• Reset button (Blue 2-pin RESET)

 

10.

Thermo sensor cable connectors (WJ1/2/3, 2-pin)

2-34

Onboard switches

Page

1.

Clear CMOS switch

2-33

2.

Power-on switch

2-33

3.

Reset switch

2-34

ASUS Crosshair

2-