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Quick Reference Guide 23
1 secondary processor connector (CPU_1) 18 FlexBay connector (USB)
2 front fan connector (FAN_FRONT) 19 floppy drive (DSKT)
3 card cage fan connector (FAN_CCAG) 20 front panel connector (FRONTPANEL)
4 internal speaker connector (INT_SPKR) 21 front panel 1394 connector (FP1394)
5 power connector (POWER2) 22 chassis intrusion header (INTRUDER)
6 IDE drive connector (IDE) 23 PCI-Express x8 card slot, wired as x4
(SLOT7_PCIE)
7 password jumper (PSWD) 24 PCI-X card slot (SLOT6_PCIX)
8 auxiliary hard-drive LED connector
(AUX_LED)
25 PCI-X card slot (SLOT5_PCIX)
9 battery socket (BATTERY) 26 PCI card slot (SLOT4_PCI)
NOTE: This slot is not available in the dual-
graphics configuration
10 SATA connectors
(SATA_0, SATA_1, SATA_2)
27 PCI-Express x8 card slot, wired as x4
(SLOT3_PCIE)
NOTE: In the dual-graphics configuration, this slot
is replaced by a x16 slot on the graphics riser.
It holds a graphic card.
11 RTC reset jumper (RTCRST) 28 PCI-Express x16 card slot (SLOT2_PCIE)
NOTE: This slot is not available in the dual-
graphics configuration
12 main power connector (POWER1) 29 PCI-Express x8 card slot, wired as x4
(SLOT1_PCIE)
NOTE: In the dual-graphics configuration, this slot
is replaced by a x16 slot on the graphics riser. It
holds a graphics card.
13 hard drive connector (HDD_3) 30 memory fan connector (FAN_MEM)
14 hard drive connector (HDD_2) 31 white memory module connectors (DIMM_1-4)
support memory modules or memory module
risers
15 hard drive connector (HDD_1) 32 black memory module connectors (DIMM_5-8)
support memory modules only when no memory
riser cards are installed; otherwise these must be
left empty
16 hard drive connector (HDD_0) 33 primary processor connector (CPU_0)
17 hard drive fan (FAN_HDD)