12.ASUS iPanel connector (24-1 pin AFPANEL)

This connector allows you to connect an optional ASUS iPanel, an easy-to-access drive bay with front I/O ports and status LEDs. If you are not using an ASUS iPanel, you can connect an optional wireless transmitting and receiving infrared module to the SIR connector.

AFPANEL

+5 V

 

IRRX

GND

IRTX

SMBDATA

+3VSB

SMBCLK

NC

NC

NC

NC

NC

GND

NC

CIRRX

+5VSB

CHASSIS#

EXTSMI#

+5V

MLED-

PCIRST#

BATT

NC

+5 V

 

IRRX

GND

IRTX

 

 

 

 

 

 

 

SIR

 

 

 

 

 

 

 

 

 

 

 

CIR

 

 

CIRRX

+5VSB

 

 

 

 

 

 

 

NC

GND

NC

 

 

 

 

 

 

 

P4B266-C

 

 

 

 

 

 

 

 

 

 

 

IR_CON

P4B266-C iPanel Connector

Standard Infrared (SIR)

Front View Back View

IRTX +5V

GND (NC)

IRRX

13.Digital audio connector (4-1 pin SPDIF_C) (on audio models only)

This connector connects an optional S/PDIF audio module that allows digital instead of analog sound output. Connect one end of the audio cable to the S/PDIF In/Out connector on the motherboard, and the other end to the S/PDIF module.

SPDIF_C

SPDIF OUT

+5V

SPDIF IN

1

P4B266-C

GND

GND

P4B266-C Digital Audio Connector

ASUS P4B266-C motherboard user guide

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