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Chapter 2 Hardware Installation
14
Chapter 2
Clear CMOS
If you encounter the following situations,
a) CMOS data becomes corrupted.
b) You forgot the supervisor or user password.
you can reconfigure the system with the default values stored in the ROM BIOS.
To load the default values stored in the ROM BIOS, please follow the steps below:
1. Power-off the system and unplug the power cord.
2. Set JP29 pins 2 and 3 to On. Wait for a few seconds and set JP29 back to its default set-
ting, pins 1 and 2 On.
3. Now plug the power cord and power-on the system.
1-2 On:
Normal (default)
2-3 On:
Clear CMOS
1
ON
2 3 4
JP29
3
1 2
3
1 2
PS_ON Select
1
ON
2 3 4
JP28
The JP28 allows you to select the ATX mode auto power on or AT mode always on.
1
3
2
1
3
2
1-2 On:
ATX Mode Auto PWR_ON
(default)
2-3 On:
AT Mode Always ON
Note:
JP27 and JP28 need to be set simultaneously. Please refer last page for JP27 descrip-
tion.
