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2-6 Chapter 2: Hardware information
Internal connectors Page
1. Floppy disk drive connector (34-1 pin FLOPPY) 2-26
2. IDE connector (40-1 pin PRI_IDE
) 2-27
3. Serial ATA connectors
(7-pin SATA1, SATA2, SATA3, SATA4, SATA5, SATA6)
2-28
4. USB connectors (10-1 pin USB56, USB 78, USB910
) 2-29
5. IEEE 1394a port connector (10-1 pin IE1394_2
) 2-30
6. CPU, chassis, power, and optional fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN1, 3-pin OPT-FAN 1~5,
3-pin PWR_FAN)
2-31
7. Chassis intrusion connector (4-1 pin CHASSIS
) 2-32
8. ATX power connectors (24-pin EATXPWR, 2 x 4-pin ATX12V
) 2-32
9. S/PDIF output connector (4-1 pin SPDIF_02
) 2-35
10. System panel connector (20-8-pin PANEL
)
• System power LED (2-pin PLED)
• Hard disk drive activity LED (2-pin IDE_LED)
• System warning speaker (4-pin SPEAKER)
• ATX power button/soft-off button (2-pin PWR)
• Reset button (2-pin RESET)
2-36
ASUS Q-connector (system panel)
2-37
11. Thermal sensor cable connectors 2-38
Onboard switches Page
1. Clear CMOS switch 2-38
2. Power-on switch
2-39
3. Reset switch
2-39