User Manual

1-10
Chapter 1: Product Introduction
Chapter 1
1.7 Onboard jumpers
1. Clear RTC RAM jumper
TheClearRTCRAMjumperallowsyoutocleartheRealTimeClock(RTC)RAM
intheCMOS,whichcontainsthedate,time,systempasswords,andsystemsetup
parameters.
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short-circuitthepinsexceptwhenclearingtheRTCRAM.Short-circuitingor
placingajumpercapwillcausesystembootfailure!
Ifthestepsabovedonothelp,removetheonboardbuttoncellbatteryandmovethe
jumperagaintocleartheCMOSRTCRAMdata.AfterclearingtheCMOS,reinstallthe
buttoncellbattery.