Abit AX5 Instruction Booklet page 23

Installing the Mainboard
FAN1 - CPU Fan power connector (TX5)
This has a specific orientation. Connect the three-threads CPU fan cable to the
FAN1 connector.
If, at the bottom of the fan, there are only two threads, just connect them to
PIN2 and PIN3.
Pin number
1
2
3
IR - Infrared remote Connectors Watch the pin number and the orientation
This has a specific orientation. Your mainboard supports this feature, but you
must buy the infrared remote device as an option.
(AX5) :
Pin number
1
2
3
4
5
(PX5 TX5) :
Pin number
1
2
3
4
5
Name of the signal or signification
Sensor signal
+12V
Control on/off
Name of the signal or signification
+5VDC
No connection
Transmit data
Ground
Receive data
Name of the signal or signification
+5VDC
No connection
Receive data
Ground
Transmit data
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