Installation Instructions
Manual for S4 series
Infrared Header (IrDA)
This connector supports wireless transmitting and receiving. Before using this function,
configure the settings for IR Address, IR Mode and IR IRQ from the INTEGRATED PERIPH-
ERALS section of the BIOS.
Audio Connectors (CD_IN, MODEM)
(Available on S4-A/AL)
CD_IN is Sony standard CD audio connectors, it can be connected to a CD-ROM drive
through a CD audio cable. The MODEM connector allows the onboard audio to interface
with a voice modem card with a similar connector. It allows connecting the mono_in (such
as a phone) or mono_out (such as a speaker) between the onboard audio and the voice
modem card.
VCC
1
5
4
3
2
IRTX
NC
GND
IRRX
CD_IN
Common
Right Channel
Left Channel
GND
Phone-In (from Modem)
Mono-Out (to Modem)
MODEM
IrDA Connector
