Auxiliary Front Panel Power/Sleep Led Connector - Intel DESKTOP BOARD D955XBK Manual

Intel Desktop Board D955XBK Technical Product Specification
2.7.2.2 Add-in Card Connectors
The board has the following add-in card connectors:
•
PCI Express x16; one connector supporting simultaneous transfers up to 8 GBytes/sec
•
Secondary PCI Express x16/x4 bus; one connector supporting simultaneous transfers up to
2 GBytes/sec
•
PCI Express x1; one connector supporting simultaneous transfers up to 500 MBytes/sec
•
PCI Conventional (rev 2.2 compliant) bus; three PCI Conventional bus 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.
Note the following considerations for the PCI Conventional bus connectors:
•
All of the PCI Conventional bus connectors are bus master capable.
•
SMBus signals are routed to PCI Conventional bus connector 2. This enables PCI
Conventional bus add-in boards with SMBus support to access sensor data on the Desktop
Board. The specific SMBus signals are as follows:
⎯ The SMBus clock line is connected to pin A40.
⎯ The SMBus data line is connected to pin A41.
2.7.2.3

Auxiliary Front Panel Power/Sleep LED Connector

Pins 1 and 3 of this connector duplicate the signals on pins 2 and 4 of the front panel connector.
Table 30. Auxiliary Front Panel Power/Sleep LED Connector
Pin Signal Name
1 HDR_BLNK_GRN
2 Not connected
3 HDR_BLNK_YEL
62
In/Out Description
Out Front panel green LED
Out Front panel yellow LED