Asus M2N-LR/SATA - Manual (Page 25)

2- Chapter 2: Hardware information
Internal connectors Page
1. Floppy disk drive connector (34-1 pin FLOPPY) 2-22
2. IDE connector (40-pin PRI_IDE) 2-22
3. Serial ATA connectors (7-pin SATA1, SATA2, SATA3
SATA4, SATA5, SATA6)
2-23
4. CPU Front and Rear fan connectors
(3-pin CPU_FAN1/2, FRONT_FAN1/2, REAR_FAN1/2)
2-23
5 Backplane SMBus connector (6-1 pin BPSMB1) 2-24
6. USB connector (10-pin USB34, USB56, USB78) 2-25
7. Serial port connector (10-1 pin COM2) 2-25
8. ATX power connectors (24-pin ATXPWR1, 4-pin ATX12V) 2-26
9. Power Supply SMBus connector (5-pin PSUSMB1) 2-26
10. System panel auxiliary connector (20-pin AUX_PANEL1) 2-27
11. System panel connector (20-pin PANEL1) 2-28