SETUP H/W .III

Connectors

III.HARDWARE SETUP

11.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 Chipset Features Setup 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.

(NC)

 

GND

Front View

Back View

 

 

 

 

 

+5V

IRRX

 

IRTX

 

 

 

 

 

 

IRTX

+5V

 

 

 

 

GND

(NC)

 

 

 

 

IRRX

 

P2B-F Infrared Module Connector

 

For the infrared feature to be available,

 

 

you must connect the optional Infrared

(IrDA) module to the motherboard

12.SB-Link™ Connector (6-1 pin SBLINK)

If you have a Sound Blaster compatible PCI audio card, you must link it to this connector. Otherwise, you will have compatibility issues under DOS environment.

PC/PCI Grant Sideband Signal

1

2

DGND

PC/PCI Request Sideband Signal

 

 

 

DGND

6

Serial IRQ

 

5

 

SBLINK

NOTE: Pin 3 is removed to ensure correct orientation.

P2B-F SB-Link™ Connector

13.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 an I2C 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.

SMBCLK

Ground SMBDATA

+5V

1

 

 

P2B-F SMBus Connector

30

ASUS P2B-F User’s Manual