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15
Chapter 2 Hardware Installation
Chapter 2
Jumper Settings
Clear CMOS
If you encounter the followings,
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 JP1 pins 2 and 3 to On. Wait for a few seconds and set JP1 back to its default setting,
pins 1 and 2 On.
3. Now plug the power cord and power-on the system.
JP1
Backlight Brightness Select
JP7 is used to select the power level of backlight brightness control: +3.3V (default) or +5V.
Important:
Before powering-on the system, make sure that the power settings of JP7 match the
power specification of backlight control. Selecting the incorrect voltage will seriously
damage the backlight.
1-2 On:
+3.3V (default)
2-3 On:
+5V
JP7
3
1
2
3
1
2
2-3 On:
Clear CMOS
1-2 On:
Normal (default)
1
3
2
1
3
2
