Dell Precision 620 User Manual
Page 18
5. Double-click the SuprFreq self-extracting application.
6. Click Setup in the dialog box, and follow the steps in the DOS window to extract the utility files to the diskette.
Running the SuprFreq Utility Program
1. Insert the diskette containing the SuprFreq utility files.
2. Boot the system using the utility diskette.
The following menu appears.
1. Dell WS620 with 733 MHz Processor(s).
2. Dell WS620 with 800 MHz Processor(s).
3. Review the readme file.
Choose your processor(s) speed[1,2,3]?
3. Type 3 to view the readme.txt file.
To reset your system's processor core frequency, type 1 or 2 depending on your processor's maximum core speed, and press
Determine Processor(s) Maximum Core Speed
NOTICE: If you select a faster speed option than the speed of your processor(s) and you reset the system, your system
will not boot. You will have to reset the processor(s) speed manually (see
Resetting the Processor Speed Manually
).
4. After a speed selection is entered, the following message appears:
***Update Successful***
5. Remove the diskette from drive a:\ and turn off your system. Wait 15-30 seconds, and reboot the computer.
6. To verify the operation, see
Determine System Processing Speed
.
Resetting the Processor Speed Manually
1. Unplug the computer.
2. Remove the computer cover (see
Removing the Computer Cover
).
3. Place a jumper shunt (bypass) on the RTCRST jumper (see
Figure 2
).
Make a copy of your system configuration information in the
System Setup
. Refer to your written or printed copy of the system configuration
information to restore the correct settings after resetting the processor speed.
4. Remove the coin-cell system battery.
).
5. Turn the system battery over (plus [+] side down) and reinstall.
6. Remove the system battery.
7. Turn the system battery over (plus [+] side up) and reinstall.
8. Remove the jumper shunt on the RTCRST jumper.
9. Boot the system to DOS using your system's DOS diskette.
10. Run the SuprFreq utility program to set the correct frequency for the processor(s) (see
).
11. Enter the
System Setup program
, and confirm that the battery is operating properly.
NOTE: Menu instructions may vary depending on the processor speed.
CAUTION: Before you complete the following procedure it is important for your personal safety and for protection of your
equipment that you make sure the AC power has been completely removed from the system board. Turn off and unplug the
computer from the electrical outlet and wait 15 to 30 seconds, see
Safety First
—For You and Your Computer
, and make sure
the standby power LED on the system board has turned off (see
for the location of the LED).
NOTE: The RTCRST jumper resets the real-time clock and the NVRAM settings when jumpered.