Foxconn NF3250K8AA-ERS User Manual

Page 27

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Chapter 2 Installation Instructions

NF3250K8AA/NF3250GK8AA Series User Manual

Jumpers

Users can change the jumper settings on this motherboard if necessary. This
section explains how to use the various functions of this motherboard by chang-
ing 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 explanations of the jumper pin settings.

Users should refer to the table while 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. Reference the follow-
ing process.
1. Turn off the AC power supply and short pins 1 and

2 on the jumper.

2. Return the jumper to the normal setting (locking

pins 2 and 3 together with the jumper cap).

3. Turn on the system. The BIOS is returned to the

default settings.

Jumper Diagram Definition Description

1-2

Set pin 1 and pin 2 closed

2-3

Set pin 2 and pin 3 closed

Closed

Set the pin closed

Open

Set the pin opened

1

1

1

1

1

1

Warning:

1. Disconnect the power cable before adjusting the jumper

settings.

2. DO NOT clear the CMOS while the system is turned on.

CLS_CMOS

Normal
(default)

Clear

1

2
3

1

2
3

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