Asus AP2400R-E1 - Manual (Page 61)

4-3 ASUS AP2400R-E1 2U barebone server
Layout contents
Switches/Jumpers
1. CPU external frequency selection (CLKSW Switches 1-5) 4-4
2. CPU clock setting (3-pin CLKSEL) 4-5
3. Gigabit LAN2 controller setting (3-pin LAN_SW) 4-5
4. Gigabit LAN1 controller setting (3-pin 1GLAN_EN) 4-6
5. SCSI setting (2-pin SCSI_EN) 4-6
6. Clear RTC RAM (R452) 4-7
Connectors
1. Floppy disk drive connector (34-1 pin FLOPPY1) 4-8
2. Serial port 2 connector (10-1 pin COM2) 4-8
3. IDE connectors (40-1 pin PRI_IDE [blue], SEC_IDE [black]) 4-9
4. Chassis intrusion connector (4-1 pin CHASSIS) 4-10
5. SMBus connector (6-1 pin SMB) 4-10
6. ATX power connectors (24/20-pin ATXPWR, 8-pin CON12V) 4-11
7. CPU, Chassis, and Power Fan Connectors 4-12
(3-pin CPUFAN1, CPUFAN2, SYSFAN1, SYSFAN2, SYSFAN3)
8. USB header (10-1 pin USB2) 4-12
9. IPMI connector (4-pin IPMI) 4-13
10. Wake-On-LAN Connector (3-pin WOL_CON) 4-13
11. 68-pin Ultra320 SCSI Connectors (SCSI-A, SCSI-B) 4-14
12. Wake-On-Ring Connector (2-pin WOR) 4-15
13. Hard disk activity LED (2-pin IDELED) 4-15
14. System panel connector (20-1 pin PANEL1) 4-16