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Foxconn NF4K8AB-8EKRS User Manual

Page 31

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Chapter 2 Installation Instructions

NF4K8AB 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

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”.
The following table provides some explanations of the jumper pin settings.
Users should refer to the table while adjusting jumper settings.

Clear CMOS Jumper: J2H1

This motherboard uses the CMOS RAM to store all

the set parameters. The CMOS can be cleared by

removing the CMOS jumper.

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

Set pin 1 and pin 2 closed

Set pin 2 and pin 3 closed

Closed

Set the pin closed

Open

Set the pin opened

Warning:

1. Disconnect the power cable before adjusting the jumper

settings.

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

Clear CMOS Jumper

Normal

(default)

Clear

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