Asus P3B-F User Manual page 36

3. HARDWARE SETUP
10) IrDA-Compliant Infrared Module Connector (5-pin IR)
This connector supports the optional wireless transmitting and receiving infrared
module. This module mounts to a small opening on system cases that support this
feature. You must also configure the setting through UART2 Use Infrared in
4.4.2 I/O Device Configuration to select whether UART2 is directed for use with
COM2 or IrDA. Use the five pins as shown on the Back View and connect a
ribbon cable from the module to the motherboard according to the pin definitions.
P3B-F Infrared Module Connector
11) SMBus Connector (5-1 pin SMB)
This connector allows you to connect SMBus devices. SMBus devices commu-
nicate by means of the SMBus with an SMBus host and/or other SMBus de-
vices. The SMBus or System Management Bus is a specific implementation of
2
an I C bus, which is a multi-master bus, that is, multiple chips can be connected
to the same bus and each one can act as a master by initiating data transfer.
P3B-F SMBus Connector
36
For the infrared feature to be available,
you must connect the optional Infrared
(IrDA) module to the motherboard.
1
SMB
ASUS P3B-F User's Manual
Back View
Front View
+5V
IRTX
GND
(NC)
IRRX