Caution!
Moving the jumper with the
power on can damage your
computer. Always turn off
the power and unplug the
power cord from the
computer before changing
the jumper.
20
Maintaining and Troubleshooting Your E-3200 System
Setting the Jumpers
The J5G1 configuration jumper on the E-3200 system board lets you clear
passwords, set the processor/bus speed, and recover the BIOS. The table
below shows the settings required to perform those tasks, and the following
text provides step-by-step instructions for each mode.
J5G1
Mode
Normal
Configure
Recovery
Configure mode
The system board supports a range of processor speeds and two bus speeds.
If you upgrade your processor, you may need to change the speed settings.
To change processor/bus speeds and passwords
Turn off the system and disconnect the power cord.
1.
Open the case, observing the "Static Electricity Precautions" on
2.
page 2.
Remove the jumper that connects pins 1-2 and place it on pins 2-3.
3.
Close the case, as described in Chapter 1.
4.
Jumper
Setting
1-2
2-3
No jumper
Action When Set
Normal operation
Adds a Maintenance menu to
Setup utility with options to
clear passwords and set
processor/bus speeds
Causes system to attempt
BIOS update or recovery
from diskette