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2.3.1 RTC1/SRTC1: Clear CMOS
(2.0mm Pitch 1X2 Pin Header)CMOS clear jumper, CMOS clear operation will permanently reset old BIOS
settings to factory defaults.
Procedures of CMOS clear:
a) Turn off the system and unplug the power cord from the power outlet.
b) To clear the CMOS settings, use the jumper cap to close pins1 and 2 for about 3
seconds then reinstall the jumper clip back to pins open.
c) Power on the system again.
d) When entering the POST screen, press the <DEL> key to enter CMOS Setup
Utility to load optimal defaults.
e) After the above operations, save changes and exit BIOS Setup.
2.3.2 PS_ON:
(2.0mm Pitch 1X2 Pin Header),ATX Power and Auto Power on jumper setting.
2.3.3 JP1:COM1 Jumper Setting
(2.0mm Pitch 2x3 Pin Header),COM1 jumper setting, pin 1~6 are used to select signal out of pin 9 of
COM1 port.
2.3.4 JP3:COM3 Jumper Setting
(2.0mm Pitch 2x3 Pin Header),COM3 jumper setting, pin 1~6 are used to select signal out of pin 9 of
COM3 port.
RTC1/SRTC1
Open
Close 1-2
PS_ON
Close 1-2
Open
JP1 Pin#
Close 1-2
Close 3-4
Close 5-6
JP1 Pin#
Close 1-2
Close 3-4
Close 5-6
CMOS
NORMAL(Default)
Clear CMOS
Auto Power On (Default)
ATX Power
Function
COM1 RI (Default)
COM1 Pin9=+5V
COM1 Pin9=+12V
Function
COM3 RI (Default)
COM3 Pin9=+5V
COM3 Pin9=+12V
9
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