Main Power Connector; Fan Interface; Main Power Connector Pinout; Fan Connector Pinout - Intel L440GX+ Product Manual

Main Power Connector

Table 9.

Main Power Connector Pinout

Pin Signal
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 +5VSB
10 +12V
11 +12V
12 +3.3V

Fan Interface

The server board has five 3-pin fan connectors that are shrouded and keyed. Two are located next
to the processor sockets (one for each processor); each is intended to be used for a tachometer fan
heat sink.
/
NOTE
Fan connectors 2A and 2B can not be used simultaneously. If you plug fans
into both connectors, the fans will not operate properly.
Table 10.

Fan Connector Pinout

Pin Signal
1 GND
2 +12V
3 Fan Sensor
98
Pin Signal
13 +3.3V
14 -12V
15 COM
16 PS_ON
17 COM
18 COM
19 COM
20 -5V
21 +5V
22 +5V
23 +5V
24 COM
Technical Reference