Layout contents – Asus AP1720-E2 User Manual
Page 91
4-3
ASUS AP1720-E2 barebone server
Layout contents
Jumpers
1. Keyboard power (3-pin KBPWR1)
4-4
2. RAID controller setting (3-pin RAID_EN1)
4-4
3. USB device wake-up (3-pin USBPW12, USBPW34)
4-5
4. CPU external frequency selection (3-pin J1)
4-5
5. Clear RTC RAM (3-pin CLRTC1)
4-6
6. IEEE 1394 setting (3-pin 1394_EN)
4-7
7. CPU fan pin selection (3-pin FM_CPU1, FM_CPU2)
4-7
Internal connectors
1. Floppy disk drive connector (34-1 pin FLOPPY1)
4-8
2. Serial ATA connectors (7-pin SATA1, SATA2)
4-8
3. IDE connectors (40-1 pin PRI_IDE [blue], SEC_IDE [white])
4-9
4. GAME/MIDI connector (16-1 pin GAME1)
4-9
5. IEEE 1394 connector (10-1 pin IE1394_1)
4-10
6. Chassis intrusion connector (4-1 pin CHASSIS1)
4-10
7. Serial ATA RAID connectors (7-pin SATA_RAID1/2)
4-11
8. Backplane SMBus connector (6-1 pin BPSMB1)
4-11
9. Power connectors (24-pin ATXPWR1, 8-pin ATX12V1)
4-12
10. Hard disk activity LED connector (2-pin IDELED1)
4-12
11. Front panel audio connector (10-1 pin FP_AUDIO1)
4-13
12. Internal audio connectors (4-pin CD1, AUX1, MODEM1)
4-13
13. CPU and system fan connectors
(3-pin CPU_FAN1/2, REAR_FAN1/2, FRNT_FAN1/2)
4-14
14. System panel connector (20-pin PANEL)
4-14
- System Power LED (3-pin PLED)
4-15
- Message LED (2-pin MLED)
4-15
- System warning speaker (4-pin SPKR)
4-15
- Hard disk activity (2-pin HD_LED)
4-15
- Power switch / Soft-off switch (2-pin PWR_SW)
4-15
- Reset switch (2-pin RESET)
4-15
- System Management Interrupt (2-pin SMI)
4-15