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Chapter 2 Installation Instructions
Jumpers
The users can change the jumper settings on this motherboard if needed. This
section explains how to use the various functions of this motherboard by changing
the jumper settings. Users should read the following contents carefully prior to
modifying any jumper settings.
Description of Jumpers
1.
For the jumpers on this motherboard, pin 1 can be identified by the silk-
screen printed
“
”
next to it. However, in this manual, pin 1 is simply
labeled as
“
1
”
.
2.
The following table provides some explanation of the jumper pin settings.
User should refer to this when adjusting jumper settings.
Clear CMOS Jumper: CLS_CMOS
This motherboard uses the CMOS RAM to store all
the set parameters. The CMOS can be cleared by
removing the CMOS jumper.
How to clear CMOS?
1. Turn off the AC power supply and quickly
connect pins 1 and 2 together using the
jumper cap.
2. Return the jumper setting to normal (pins 2
and 3 locked together with the jumper cap).
3. Turn the AC power supply back on.
Jumper Diagram Definition Description
1-2
Set pin1 and pin2 closed
2-3
Set pin2 and pin3 closed
Closed
Set the pin closed
Open
Set the pin opened
1
1
1
1
1
1
Normal Status
(Default)
Clear CMOS Jumper
Clear CMOS
1
3
2
1. Disconnect the power cable before adjusting the jumper settings.
2. Do not clear the CMOS while the system is turned on.
Warning:
1
3
2
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