Main Power Connector; Atx12V Power Connector; Alternate Power Connector - Intel BLKD925XBCLK Specification

Table 29.

Main Power Connector

Pin Signal Name
1 +3.3 V
2 +3.3 V
3 Ground
4 +5 V
5 Ground
6 +5 V
7 Ground
8 PWRGD (Power Good)
9 +5 V (Standby)
10 +12 V
11 +12 V
12 2x12 connector detect
Table 30.

ATX12V Power Connector

Pin Signal Name
1 Ground
3 +12 V
Table 31.

Alternate Power Connector

Pin Signal Name
1 +12 V
2 Ground
3 Ground
4 +5 V
2.8.2.2 Add-in Card Connectors
The board has the following add-in card connectors:
•
PCI Express x16: one connector supporting simultaneous transfer speeds up to 8 GBytes/sec
•
PCI Express x1: the D925XCV board has two PCI Express x1 connectors; the D925XBC
board has one PCI Express x1 connector. The x1 interfaces support simultaneous transfer
speeds up to 500 MBytes/sec.
•
PCI Conventional (rev 2.2 compliant) bus: the D925XCV board has four PCI Conventional
bus add-in card connectors; the D925XBC board has two PCI Conventional add-in card
connectors. The SMBus is routed to PCI Conventional bus connector 2 only (ATX expansion
slot 6). PCI Conventional bus add-in cards with SMBus support can access sensor data and
other information residing on the Desktop Board.
Pin Signal Name
13 +3.3 V
14 -12 V
15 Ground
16 PS-ON# (power supply remote on/off)
17 Ground
18 Ground
19 Ground
20 No connect
21 +5 V
22 +5 V
23 +5 V
24 Ground
Pin Signal Name
2 Ground
4 +12 V
Technical Reference
75