Asus P4B266-C User Manual page 53

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.
P4B266-C
®
P4B266-C iPanel Connector
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.
P4B266-C
®
P4B266-C Digital Audio Connector
ASUS P4B266-C motherboard user guide
AFPANEL
SIR
CIR
IR_CON
SPDIF_C
1
Standard Infrared (SIR)
Front View Back View
IRTX +5V
(NC)
GND
IRRX
2-31