Power Connectors; Fan Connector - Intel MB440LX System Installation Manual

Power Connectors

The backplane power connectors are 4-pin shrouded plastic connectors with
mechanical keying.
1 2 3 4
OM04656
Pin
1
2
3
4

Fan Connector

This connector provides power to the fan below the top power supply.
1 2 3
OM05211
Pin
1
2
3
M440FX Server System Product Guide
Signal
+12 V
Ground
Ground
+5 V
Signal
GND (ground)
Fan sense
+12 V
145