
User Guide
21
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Configuring MotherBoard Jumpers
Clear CMOS Jumper (CLRTC1)
1.
Power off the system and unplug the AC power cord.
SATA_RAID1,
SATA_RAID2,
SATA_RAID3,
SATA_RAID4
Connect to the SATA RAID hard disk drives
(when the on-board RAID controller is
active)
7 pin header
RAID_EN1
RAID controller jumper (not used)
3 pin
USB56, USB78, USB
USB connectors
10 pin connector
BPSMB1
Connects to the Backplane SMBus
connector
6 pin connector
CHASSIS1
Connects to the chassis intrusion switch
4 pin connector
PRI_IDE1
Primary IDE connector
40 pin connector
SEC_IDE1
Secondary IDE connector
40 pin connector
SATA1, SATA2, SATA3,
SATA4
Connect to the SATA hard disk drives
3 pin header
FRNT_FAN1
Used for the chipset fan
3 pin header (white)
FRNT_FAN2
Front fan2 connector
3 pin header (white)
CLRTC1
Clear RTC RAM jumper
3 pin header
HEATSINK1
not used
PCI1, PCI2
PCI connectors
Standard PCI expansion slots
PCI_E2
PCI-E 16x connector
PCI Express expansion slot (black)
LAN1_EN1
GB LAN controller setting
3 pin connector
PCI_E1
PCI-E 1x connector
PCI Express expansion slot (white)
BATTERY
Battery socket
CD1
CD-ROM audio line in
4 pin header (black)
FP_AUDIO1
Connects to the front panel audio
10 pin header (black)
CPU_FAN1
CPU1 fan connector
3 pin header (white)
DIMM_A1, DIMM_A2,
DIMM_B1, DIMM_B2
DDR sockets (linked to CPU1)
184 pin standard sockets
DIMM_A3, DIMM_B3
DDR sockets (linked to CPU2)
184 pin standard sockets
CPU1
CPU connector
Socket 940
CPU2
CPU connector
Socket 940
KBPWR1
Keyboard power jumper
3 pin connector
CPU_FAN2
CPU2 fan connector
3 pin header (white)
ATXPWR1
Power connector
24 pin keyed connector
FLOPPY1
Floppy Disk Drive connector
34 pin header
ATX12V1
Auxiliary Power connector
8 pin keyed connector
Table 2: SA2500/WA2500 Motherboard Internal Connectors (Continued)
Denomination on
drawing
Name
Type
Содержание SA2500
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