User's Manual

IRQ assignments for this motherboard

A B C D E F G H

PCIEx16_1 shared – – – – – – –

PCIEx1_1 – – – shared – – – –

PCIEx1_2 shared – – – – – – –

PCIEx1_3 – shared – – – – – –

LAN – – shared – – – – –

USB2.0controller1 – – – – – – – shared

USB2.0controller2 – – – – shared – – –

USB3.0controller – – – – – shared – –

HDaudio – – – – – – shared –

SATAcontroller1 – – – shared – – – –

SATAcontroller2 – – – shared – – – –

1.6 Jumpers

Clear RTC RAM (3-pin CLRTC)

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pins1-2(default)topins2-3.Keepthecaponpins2-3

forabout5-10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.

ExceptwhenclearingtheRTCRAM,neverremovethecaponCLRTCjumperdefault

position.Removingthecapwillcausesystembootfailure!

H97M-E

H97M-E Clear RTC RAM

1 2 2 3

Normal

(Default)

Clear RTC

CLRTC

1-10

Chapter 1: Product introduction