User Manual

2-15
Z11PA-D8 Series
2.6 Jumpers
1. Clear RTC RAM (3-pin CLRTC1)
ThisjumperallowsyoutocleartheRealTimeClock(RTC)RAMinCMOS.Youcan
cleartheCMOSmemoryofdate,time,andsystemsetupparametersbyerasingthe
CMOSRTCRAMdata.TheonboardbuttoncellbatterypowerstheRAMdatainCMOS
which include system setup information such as system passwords.
ToerasetheRTCRAM:
1. Turn OFF the computer and unplug the power cord.
2. Movethejumpercapfromthedefaultpins1–2topins2–3.Keepthecaponpins
2–3forabout5to10seconds,thenmovethecapbacktopins1–2.
3. Plug the power cord and turn ON the computer.
4. Holddownthe<Del>keyduringthebootprocessandenterBIOSsetuptore-
enter data.
DONOTremovethecaponCLRTCjumperdefaultpositionexceptwhenclearingtheRTC
RAM. Removing the cap will cause system boot failure!
Ifthestepsabovedonothelp,removetheonboardbatteryandmovethejumperagainto
cleartheCMOSRTCRAMdata.AftertheCMOSclearance,reinstallthebattery.