MATSONIC MS8137C User Manual page 35

the modem to plug into the mainboard WOM1 connector. This
enables the Wake On Modem (WOM) feature. When your
system is in a power-saving mode, any modem signal auto-
matically resumes the system. You must enable this item
using the Power Management page of the Setup Utility. See
Chapter 3 for more information.
SIR1: Serial infrared port
The mainboard supports a Serial Infrared (SIR) data port. In-
frared ports allow the wireless exchange of information
between your computer and similarly equipped devices such
as printers, laptops, Personal Digital Assistants (PDAs), and
other computers.
Pin Signal Name
1 Not assigned
2 (No Pin)
3 +5V
4 Ground
5 IRTX
6 IRRX
SPEAKER1: Internal speaker
Connect the internal speaker connector to this header.
Pin Signal Name
1 SPKR
2 NC
3 Ground
4 +5V
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