
Chapter 4 Hardware Setup
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WA133 Series
System Power LED Connector (PLED)
This 3-pin connector connects to the case-mounted system power LED, which lights when the system
is powered on.
Keyboard Lock Connector (KL)
This 2-pin connector connects to the case-mounted key switch to allow keyboard locking.
Speaker Connector (SPKR)
This 4-pin connector connects to the case-mounted speaker.
4.7.9 Infrared Connector (IR)
This connector supports an optional wireless transmitting and receiving infrared device when using the
appropriate application software.
a. When using a SIR/FIR devices, you need to enter the BIOS setup
program and configure the “ART Mode Select” field as “IrDA”.
b. When using a CIR device, the jumper cap of JP6 should be placed
over 1-2 in order to use Consumer Infrared power up.