Chapter 3
20
3.1
J1 - MULTIPLE FUNCTION JUMPER
J1 is a front panel multi-function jumper include speaker, reset, keylock, Harddisk
LED, ATX power button. The pin definition is as following figure.
Fig. 8 Multiple Function Jumper
The power is turned on by short the power button once. And it needs to hold the
power button about 4 seconds to turn if off when it has not start to display.
3.2
JP4 - IrDA/FAST IR CONNECTOR
JP4 is a four pin connector, which use the UART2 as interface for IrDA. You must
also configure the setting through “UART2 Mode” is Integrated Peripheral Setup to
select whether UART2 is used for COM2 or HPSIR/SKSIR. The pin definition is as
following:
Fig. 9 IrDA/Fast IR Connector
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