Rockwell Automation Allen-Bradley 6155F-NPWE, Руководство пользователя, Страница: 45 / 56

Rockwell Automation Publication 6155R-UM002E-EN-P - February 2014 45
System Troubleshooting Chapter 5
Load the System Defaults If the computer fails after you make changes in the set-up menus, load the system
default settings to correct the error. These default settings have been selected to
optimize your computer’s performance.
Follow these steps to load the system defaults.
1. Restart the computer as specified in Restart the Computer on page 33 .
2. During POST, press F2 to access the BIOS set-up utility.
3. Depending on your computer series, press or select the following to load
the system defaults and exit the BIOS set-up utility.
Clear the CMOS If the system configuration has been corrupted, an incorrect setting has caused
error messages to be unreadable, or you cannot access the BIOS set-up utility to
load the system defaults, you must clear the system configuration values stored in
the CMOS.
Follow these steps to clear the CMOS.
1. Back up all system data and then shut down the computer.
2. Follow the steps for Pre-configuration on page 30 .
3. Remove the bottom plate as detailed in Remove the Bottom Plate on
page 31 .
4. Locate the CMOS jumper ( JP1) on the motherboard.
5. Remove the jumper block from its default position (over pins 1 and 2).
TIP
Use the arrow keys on a keyboard to navigate between BIOS menus
and menu selections.
Computer Series BIOS Menu/Selection
A…C Exit > Load System Defaults [Enter] > Exit Saving Changes
D CMOS Setup > Load Default
E F9 > F10
1 2 3
Jumper
Block
Default
Position
Clear CMOS
Position
Pins