Installing System Board Options 8-1312. Run the Dell Diagnostics to verify that the new microprocessor is operatingcorrectly.See yourDiagnostics and Troubleshooting Guide for information on running thediagnostics and troubleshooting any problems that may occur.5HSODFLQJWKH6\VWHP%DWWHU\A 3.0-V CR2032 coin-cell battery installed on the system board maintains system con-figuration, date, and time information in a special section of memory.The operating life of the battery can extend up to 10 years. The battery may needreplacing if an incorrect time or date is displayed during the boot routine along with amessage such as:Time-of-day not set — please run SETUP programorInvalid configuration information —please run SETUP programorStrike the F1 key to continue,F2 to run the setup utilityTo determine whether the battery needs replacing, reenter the time and date throughthe System Setup program and exit the program properly to save the information.Turn off and unplug your system for a few hours, and then plug in and turn on yoursystem. Enter the System Setup program. If the date and time are not correct in theSystem Setup program, replace your battery.You can operate your system without a battery; however, without a battery, the sys-tem configuration information maintained by the battery is erased if the system isunplugged or AC power is lost. In this case, you must enter the System Setup pro-gram and reset the configuration options.Use the following procedure to replace the system battery with another CR2032 coin-cell battery:1. If you have not already done so, make a copy of your system configuration infor-mation in the System Setup program.If the settings are lost while you are replacing the battery, you can refer to yourwritten or printed copy of the system configuration information to restore the:$51,1*7KHUH LV D GDQJHU RI D QHZ EDWWHU\ H[SORGLQJ LI LW LV LQFRUUHFWO\ LQVWDOOHG5HSODFH WKH EDWWHU\ RQO\ ZLWK WKH VDPH RU HTXLYDOHQW W\SH UHFRPPHQGHGE\ WKH PDQXIDFWXUHU 'LVFDUG XVHG EDWWHULHV DFFRUGLQJ WR WKH PDQXIDFWXUHU·V LQVWUXFWLRQV