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2-6 Chapter 2: Hardware information
Internal connectors Page
1. Floppy disk drive connector (34-1 pin FLOPPY) 2-25
2. IDE connector (40-1 pin PRI_IDE) 2-25
3. Serial ATA connectors (7-pin SATA1, SATA2,
SATA3, SATA4, SATA5, SATA6)
2-26
4. USB connectors (10-1 pin USB56, USB 78) 2-27
5. IEEE 1394a port connector (10-1 pin IE1394_2) 2-28
6. CPU, chassis, and power fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN1, 3-pin CHA_FAN2,
3-pin CHA_FAN3, 3-pin PWR_FAN)
2-29
7. Chassis intrusion connector (4-1 pin CHASSIS) 2-30
8. ATX power connectors (24-pin EATXPWR, 1 x 8-pin ATX12V) 2-30
9. S/PDIF output connector (4-1 pin SPDIF_02) 2-33
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)
2-34