Asus RS120-E4/PA2 Manual de usuario

1U Rackmount Barebone ServerRS120-E4/PA2User Guide

xReferencesRefer to the following sources for additional information, and for product and software updates.1. ASUS Server Web-based Management (ASWM)

5-36 Chapter 5: BIOS setupAfter you have set a supervisor password, the other items appear to allow you to change other security settings. User Access

ASUS RS120-E4/PA2 5-37Password Check [Setup]When set to [Setup], BIOS checks for user password when accessing the Setup utility. When set to [Always],

5-38 Chapter 5: BIOS setup5.7.1 Boot Device Priority1st Boot Device [HDD:3M-HDS722580VL] 2nd Boot Device [CDROM:PS-ASUS DVD-] 3rd Boot Device [Netwo

ASUS RS120-E4/PA2 5-395.7.2 BootSettingsCongurationQuick Boot [Enabled]Enabling this item allows the BIOS to skip some power on self tests (POST)

5-40 Chapter 5: BIOS setupExit & Save ChangesSelect this option then press <Enter>, or simply press <F10>, to save your changes to CMO

ASUS RS120-E4/PA2 5-41Load Setup Defaults Select this option then press <Enter> to load the optimized settings for each of the Setup menu items.

5-42 Chapter 5: BIOS setup

ASUS RS120-E4/PA2Chapter 6RAID congurationThis chapter provides instructions for setting up, creating, and conguring RAID sets using the available

6-2 Chapter 6: RAID conguration6.1 Setting up RAIDThe Intel® ICH7R Southbridge chip comes with the LSI Logic Embedded SATA RAID Utility and the Inte

ASUS RS120-E4/PA2 6-36.1.2 Installing hard disk drivesThe system supports two hot-swap Serial ATA hard disk drives for RAID conguration.By default,

1-ASUS RS120-E4/PA2This chapter describes the general features of the chassis kit. It includes sections on front panel and rear panel specications.Ch

6-4 Chapter 6: RAID conguration3. The utility main window appears. Use the arrow keys to select an option from the Management Menu, then press <E

ASUS RS120-E4/PA2 6-5Menu DescriptionCongureAllows you to create RAID 0 or RAID 1 set using the Easy Conguration or the New Conguration command. Th

6-6 Chapter 6: RAID conguration4. Select all the drives required for the RAID set, then press <Enter>. The congurable array appears on screen

ASUS RS120-E4/PA2 6-75. Press <F10>, select the congurable array, then press <SpaceBar>. Press <F10> again, the logical drive inf

6-8 Chapter 6: RAID conguration6. Select RAID from the Logical Drive menu, then press <Enter>.7. Select the RAID level from the menu, then pr

ASUS RS120-E4/PA2 6-910. When nished setting the selected logical drive conguration, select Accept from the menu, then press <Enter>.11. Whe

6-10 Chapter 6: RAID congurationUsingNewCongurationWhen a RAID set is already existing, using the NewConguration command erases the existing RAI

ASUS RS120-E4/PA2 6-116.2.2 AddingorviewingaRAIDcongurationYou can add a new RAID conguration or view an existing conguration using the View/

6-12 Chapter 6: RAID conguration4. Select all the drives required for the RAID set, then press <Enter>. The congurable array appears on scree

ASUS RS120-E4/PA2 6-136. Follow steps 6 to 7 of the CreatingaRAIDset:UsingEasyConguration section.7. Select Size from the Logical Drive menu,

Chapter 1: Product introduction1-21.1 System package contentsCheck your package for the following standard items.1. ASUS R10 1U rackmount chassis w

6-14 Chapter 6: RAID conguration6.2.3 Initializing the logical drivesAfter creating the RAID set(s), you must initialize the logical drives. You may

ASUS RS120-E4/PA2 6-153. When prompted, use the arrow keys to select Yes from the Initialize? dialog box, then press <Enter>. You may also pres

6-16 Chapter 6: RAID conguration5. When initialization is completed, press <Esc>.Using the Objects commandTo initialize the logical drives usi

ASUS RS120-E4/PA2 6-172. Select Logical Drive from the Objects sub-menu, then press <Enter>.3. Select the logical drive to initialize from the

6-18 Chapter 6: RAID conguration5. When prompted, use the arrow keys to select Yes from the Initialize? dialog box, then press <Enter>. You ma

ASUS RS120-E4/PA2 6-196.2.4 Rebuilding failed drivesYou can manually rebuild failed hard disk drives using the Rebuild command in the Management Menu

6-20 Chapter 6: RAID conguration3. After selecting the drive to rebuild, press <F10>. The indicator for the selected drive now shows RBLD.4.

ASUS RS120-E4/PA2 6-216.2.5 Checking the drives for data consistencyYou can check and verify the accuracy of data redundancy in the selected logical

6-22 Chapter 6: RAID conguration3. When prompted, use the arrow keys to select Yes from the Consistency Check dialog box, then press <Enter>.

ASUS RS120-E4/PA2 6-23Using the Objects commandTo check data consistency using the Objects command:1. From the Management Menu, select Objects, then

ASUS RS120-E4/PA21-31.2 SystemspecicationsThe ASUS RS120-E4/PA2 is a 1U barebone server system featuring the ASUS P5M2-R motherboard. The server su

6-24 Chapter 6: RAID conguration6.2.6 DeletingaRAIDcongurationTo delete a RAID conguration:1. From the Management Menu, select Congure > C

ASUS RS120-E4/PA2 6-256.2.7 Selecting the boot drive from a RAID setYou must have created a new RAID conguration before you can select the boot driv

6-26 Chapter 6: RAID conguration6.2.8 Enabling the WriteCacheYou may enable the RAID controller’s WriteCache option to improve the data transmission

ASUS RS120-E4/PA2 6-276.3 Intel® Matrix Storage Manager Option ROM UtilityThe Intel® Matrix Storage Manager Option ROM utility allows you to create R

6-28 Chapter 6: RAID conguration6.3.1 Creating a RAID 0 set (Stripe)To create a RAID 0 set:1. From the utility main menu, select 1. Create RAID Vol

ASUS RS120-E4/PA2 6-296. Use the up/down arrow key to select the stripe size for the RAID 0 array, then press <Enter>. The available stripe siz

6-30 Chapter 6: RAID conguration6.3.2 Creating a RAID 1 set (Mirror)To create a RAID 1 set:1. From the utility main menu, select 1. Create RAID Vol

ASUS RS120-E4/PA2 6-316.3.3 Deleting a RAID setTake caution when deleting a RAID set. You will lose all data on the hard disk drives when you delete

6-32 Chapter 6: RAID conguration6.3.5 Exiting the Intel® Matrix Storage ManagerTo exit the utility:1. From the utility main menu, select 4. Exit, t

ASUS RS120-E4/PA2 6-336.4 Global Array ManagerYou may also create a RAID set(s) in Windows® operating environment using the Global Array Manager (GAM

Chapter 1: Product introduction1-41.4 Rear panel featuresThe rear panel includes the expansion slots, system power socket, and rear fans. The middle

6-34 Chapter 6: RAID conguration

ASUS RS120-E4/PA2Chapter 7Driver installationThis chapter provides instructions for installing the necessary drivers for different system components.

7-2 Chapter 7: Driver installation7.1 RAID driver installationAfter creating the RAID sets for your server system, you are now ready to install an op

ASUS RS120-E4/PA2 7-37.1.2 Installing the RAID controller driverWindows® 2000/2003 Server OSDuring Windows® 2000/2003 Server OS installationTo instal

7-4 Chapter 7: Driver installation4. Insert the RAID driver disk you created earlier to the oppy disk drive, then press <Enter>.5. Select LSI

ASUS RS120-E4/PA2 7-55. Right-click the RAID controller item, then select Properties.6. Click the Driver tab, then click the Update Driver button.7.

7-6 Chapter 7: Driver installationTo verify the RAID controller driver installation:1. Right-click the My Computer icon on the Windows® desktop , the

ASUS RS120-E4/PA2 7-7Red Hat® Enterprise ver. 3.0To install the Intel® ICH7R LSI Logic Embedded SATA RAID controller driver when installing Red Hat® E

7-8 Chapter 7: Driver installation4. Select fd0 using the <Tab> key when asked to select the driver disk source. Press <Tab> to move the

ASUS RS120-E4/PA2 7-96. When asked if you will load additional RAID controller drivers, select No, then press <Enter>.7. Follow screen instruc

ASUS RS120-E4/PA21-51.5 Internal featuresThe barebone server includes the basic components as shown.1. PCI-X and PCI Express x8 riser card bracket2.

7-10 Chapter 7: Driver installationSuSE LinuxTo install the RAID controller driver when installing SuSE Linux OS:1. Boot the system from the SuSE Ins

ASUS RS120-E4/PA2 7-114. When prompted, insert the RAID driver disk to the oppy disk drive, then press <Enter>.5. When prompted, select the 

7-12 Chapter 7: Driver installation4. Click Next when the InstallShield Wizard window appears. Follow screen instructions to continue installation.7.

ASUS RS120-E4/PA2 7-137.2.2 Red Hat® Enterprise ver. 3.0Follow these instructions when installing the Broadcom® Gigabit LAN controller base driver fo

7-14 Chapter 7: Driver installation7.3 VGA driver installationThis section provides instructions on how to install the ATI® ES1000 Video Graphics Ada

ASUS RS120-E4/PA2 7-154. The ATI Software window appears. Follow the screen instructions to complete installation.5. Select Yes to accept the terms

7-16 Chapter 7: Driver installation6. Press the button to activate quick installation.7. After completing the installation, restart the computer.

ASUS RS120-E4/PA2 7-177.4 Management applications and utilities installationThe support CD that came with the motherboard package contains the driver

7-18 Chapter 7: Driver installation7.4.3 Management Software menuThe Management Software menu displays the available network and server monitoring ap

ASUS RS120-E4/PA2 7-197.4.5 Contact informationClick the Contact tab to display the ASUS contact information. You can also nd this information on th

Chapter 1: Product introduction1-61.6.2 Front panel LEDs1.6.3 LAN (RJ-45) LEDsMessage LEDLAN2 LEDHDD Access LEDLAN1 LEDPower LEDLocation LEDSPEED L

7-20 Chapter 7: Driver installation

ASUS RS120-E4/PA2AppendixReference informationThis appendix includes additional information that you may refer to when conguring the motherboard.

A-2 Appendix: Reference informationA.1 Intel® EM64T• The motherboard is fully compatible with Intel® Xeon 3000 processors running on 32-bit operatin

ASUS RS120-E4/PA2 A-3A.2.2 Using the EISTTo use the EIST feature:1. Turn on the computer, then enter the BIOS Setup.2. Go to the Advanced Menu, hig

A-4 Appendix: Reference informationA.3 Block diagramIntel® Xeon 3000Conroe/Kentsfield ProcessorFC-LGA4 Package /LGA-775 SocketVRD 10.10.8375~1.6000V

ASUS RS120-E4/PA2 A-5A.4 PowersupplyspecicationsA.4.1 General descriptionThe 400 W SSI-type single power supply with universal AC input includes

A-6 Appendix: Reference information

ASUS RS120-E4/PA22-This chapter lists the hardware setup procedures that you have to perform when installing or removing system components.Chapter 2H

Chapter 2: Hardware setup2-22.1 Chassis cover2.1.1 Removing the cover1. Use a Phillips screwdriver to remove the screw on each front end of the to

2-3ASUS RS120-E4/PA22.1.2 Installing the cover1. Position the cover on top of the chassis with the thumbscrews on the rear, and leaving a gap of abo

iiCopyright © 2006 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software described in it, may be repro

Chapter 2: Hardware setup2-42.2.1 Installing the CPUTo install a CPU:1. Locate the CPU socket on the motherboard.2.2 Central Processing Unit (CPU)

2-5ASUS RS120-E4/PA23. Lift the load lever in the direction of the arrow to a 135º angle.4. Lift the load plate with your thumb and forenger to a 1

Chapter 2: Hardware setup2-6The CPU ts in only one correct orientation. DO NOT force the CPU into the socket to prevent bending the connectors on th

2-7ASUS RS120-E4/PA22. Carefully lower the airduct until it ts in place.To install the airduct:1. Position the airduct on top of the heatsink.

Chapter 2: Hardware setup2-82.3 System memory2.3.1 DIMM sockets locationThe system motherboard comes with four Double Data Rate II (DDR2) Dual Inli

2-9ASUS RS120-E4/PA22.3.3 Installing a DIMMMake sure to unplug the power supply before adding or removing DIMMs or other system components. Failure t

Chapter 2: Hardware setup2-102.4 Hard disk drivesThe system supports two hot-swap Serial ATA hard disk drives. The hard disk drive installed on the

2-11ASUS RS120-E4/PA25. Carefully insert the drive tray and push it all the way to the depth of the bay until just a small fraction of the tray edge

Chapter 2: Hardware setup2-122.5 Expansion slot2.5.1 Installing an expansion card to the riser card bracketThe barebone server comes with a riser

2-13ASUS RS120-E4/PA2To install a PCI Express x8 card:2. Use a Phillips (cross) screwdriver to remove the screw that secures the slot metal cover.4.

iiiContentsNotices ... viiSafety information ...

Chapter 2: Hardware setup2-142.5.2 Reinstalling the riser card bracketTo reinstall the riser card bracket:1. Take note of the holes on the riser ca

2-15ASUS RS120-E4/PA22.5.3 Conguringanexpansion cardAfter installing the expansion card, congure the it by adjusting the software settings.1. Tu

Chapter 2: Hardware setup2-162.6 Cable connectionsPre-connected system cables1. 24-pin SSI power connector (from power supply to motherboard)2. 4-

2-17ASUS RS120-E4/PA22.7 SATA backplane cablingConnects the SATA cable from SATA3 (Port2) on the MBJ1: connects the SMBus cable from the MBFAN_IN* co

Chapter 2: Hardware setup2-182.8 Removable componentsYou may need to remove previously installed system components when installing or removing syste

2-19ASUS RS120-E4/PA2To uninstall the system fans:1. Disconnect a system fan cable from the fan connector on the backplane board.To reinstall the sys

Chapter 2: Hardware setup2-202.8.2 System fan with dummy caseThe system fan for the memory module(s) comes with a dummy case that allows it to t in

2-21ASUS RS120-E4/PA2To reinstall the device fan:1. Insert the fan to the fan cage. The airow directional arrow on the fan side should point towards

Chapter 2: Hardware setup2-222.8.4 Power supply moduleTo uninstall the power supply module:1. Disconnect all the power cables connected to the moth

2-23ASUS RS120-E4/PA22.8.5 Optical driveTo uninstall the optical drive:2. Insert the optical drive emergency eject pin to the emergency eject pin ho

iv2.8 Removable components ... 2-182.8.1 System fans ...

Chapter 2: Hardware setup2-246. Remove two metal bracket screws and screws on the other side of the drive. Keep the screws for later use.7. Pull th

2-25ASUS RS120-E4/PA22.8.6 MotherboardTo uninstall the motherboard:1. Disconnect all the pre-connected cables from the motherboard. See section “2.6

Chapter 2: Hardware setup2-26To reinstall the motherboard:1. Firmly hold the motherboard by the sides and insert it into the chassis as shown.2. Ca

ASUS RS120-E4/PA22-This chapter describes how to install the optional components and devices into the barebone server.Chapter 3Installation options

Chapter 3: Installation options3-23.1 Rackmount rail kit itemsIf you have the rackmount rail kit, it contains two pairs of rails (one pair for each

3-3ASUS RS120-E4/PA23.3 Attaching the rails to the rackTo attach the rails to the rack:1. Select one unit of space (1U) on the rack where you wish t

Chapter 3: Installation options3-43.4 Rackmounting the serverTo mount the server to the rack:1. Firmly hold the server on both sides and insert the

ASUS RS120-E4/PA2Chapter 4Motherboard infoThis chapter includes the motherboard layout, and brief descriptions of the jumpers and internal connectors

Chapter 4: Motherboard information4-24.1 Motherboard layoutP5M2-R8MbitFlashBIOSSuperI/O31cm (12.2in)26cm (10.2in)ATIES1000KBPWR1CR2032 3VLithium Cell

ASUS RS120-E4/PA2 4-3Layout contentsJumpers Page1. Clear RTC RAM (CLRTC1) 4-42. USB device wake-up (3-pin USBPW12, USBPW34) 4-53. Keyboard power (3-

v5.3.3 Legacy Diskette A ... 5-145.3.4 IDE Conguration ...

Chapter 4: Motherboard information4-4Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default position. Removing the cap will ca

ASUS RS120-E4/PA2 4-52. USB device wake-up (3-pin USBPW12, USBPW34)Set these jumpers to +5V to wake up the computer from S1 sleep mode (CPU stopped,

Chapter 4: Motherboard information4-64. Gigabit LAN1 controller setting (3-pin LAN_EN1)This jumper allows you to enable or disable the Broadcom® Giga

ASUS RS120-E4/PA2 4-76. Integrated graphics controller (3-pin VGA_EN1)This jumper allows you to enable or disable the onboard graphics controller.P5M

Chapter 4: Motherboard information4-88. Force BIOS recovery (3-pin RECOVERY1)This jumper allows you to update or recover the BIOS settings when it ge

ASUS RS120-E4/PA2 4-94.3 Connectors1. Floppy disk drive connector (34-1 pin FLOPPY1)This connector is for the provided oppy disk drive (FDD) signal

Chapter 4: Motherboard information4-103. Serial ATA connectors (7-pin SATA1, SATA2, SATA3, SATA4)These connectors are for the Serial ATA signal cable

ASUS RS120-E4/PA2 4-115. System and device fan connectors (3-pin FRNT_FAN1/2/3/4; REAR_FAN1/2)The fan connectors support the system and device fans.

Chapter 4: Motherboard information4-126. USB port connector (10-1 pin USB34)By default this connects to the front panel to support two USB 2.0 ports.

ASUS RS120-E4/PA2 4-138. SSI power connectors (24-pin ATXPWR1, 4-pin ATX12V1)These connectors are for SSI power supply plugs. The power supply plugs

viContents6.3 Intel® Matrix Storage Manager Option ROM Utility ... 6-276.3.1 Creating a RAID 0 set (Stripe) ...

Chapter 4: Motherboard information4-149. Printer port connector (26-1 pin LPT1)This connector is for a parallel printer port. Connect the parallel pr

ASUS RS120-E4/PA2 4-1511. Backplane SMBus connector (6-1 pin BPSMB1)This connector allows you to connect SMBus (System Management Bus) devices. Devic

Chapter 4: Motherboard information4-1612. Auxiliary panel connector (20-pin AUX_PANEL1)This connector is for additional front panel features includin

ASUS RS120-E4/PA2 4-17• System power LED (Green 3-pin PLED) This 3-pin connector is for the system power LED. Connect the chassis power LED cable to

Chapter 4: Motherboard information4-18

ASUS RS120-E4/PA2Chapter 5BIOS setupThis chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the B

5-2 Chapter 5: BIOS setup5.1 Managing and updating your BIOSThe following utilities allow you to manage and update the motherboard Basic Input/Output

ASUS RS120-E4/PA2 5-35.1.2 AFUDOS utilityThe AFUDOS utility allows you to update the BIOS le in DOS environment using a bootable oppy disk with the

5-4 Chapter 5: BIOS setupA:\>afudos /i8036A0.ROMAMI Firmware Update Utility - Version 1.19(ASUS V2.07(03.11.24BB))Copyright (C) 2002 American Megat

ASUS RS120-E4/PA2 5-55. The utility returns to the DOS prompt after the BIOS update process is completed. Reboot the system from the hard disk drive.

viiNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two con

5-6 Chapter 5: BIOS setup5.1.3 ASUS CrashFree BIOS 2 utilityThe ASUS CrashFree BIOS 2 is an auto recovery tool that allows you to restore the BIOS l

ASUS RS120-E4/PA2 5-7Recovering the BIOS from the support CDTo recover the BIOS from the support CD:1. Remove any oppy disk from the oppy disk driv

5-8 Chapter 5: BIOS setup5.1.4 ASUS Update utilityThe ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Wi

ASUS RS120-E4/PA2 5-93. Select the ASUS FTP site nearest you to avoid network trafc, or click Auto Select. Click Next.Updating the BIOS through the

5-10 Chapter 5: BIOS setupUpdatingtheBIOSthroughaBIOSleTo update the BIOS through a BIOS le:1. Launch the ASUS Update utility from the Window

ASUS RS120-E4/PA2 5-115.2 BIOS setup programThis motherboard supports a programmable rmware chip that you can update using the provided utility desc

5-12 Chapter 5: BIOS setup5.2.2 Menu barThe menu bar on top of the screen has the following main items:Main For changing the basic system congur

ASUS RS120-E4/PA2 5-135.2.4 Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main show

5-14 Chapter 5: BIOS setup5.3 Main menuWhen you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic syste

ASUS RS120-E4/PA2 5-15ATA/IDEConguration[Enhanced]Allows selection of the IDE operation mode depending on the installed operating system (OS). Set

viiiSafety informationElectrical Safety• Before installing or removing signal cables, ensure that the power cables for the system unit and all attach

5-16 Chapter 5: BIOS setupThe AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on rand

ASUS RS120-E4/PA2 5-17Primary/Tertiary/Fourth IDE Master/SlaveThe BIOS automatically detects the connected IDE devices. There is a separate sub-menu f

5-18 Chapter 5: BIOS setup5.3.5 System InformationThis menu gives you an overview of the general system specications. The BIOS automatically detects

ASUS RS120-E4/PA2 5-19Processor Information*** CPU1 :Brand Genuine Intel(R) CPU 3.00GHz ID/uCode 0F64h/02hSpeed 3.000GHz Ratio Actual 15

5-20 Chapter 5: BIOS setup5.4 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and other system devices.Take caution

ASUS RS120-E4/PA2 5-21Virtualization Technology [Enabled]Enable this item when the processor supports this feature. Reset to change its state. Congur

5-22 Chapter 5: BIOS setup5.4.3 ChipsetCongurationThe Chipset Conguration menu allows you to change the advanced chipset settings. Select an item

ASUS RS120-E4/PA2 5-23Congure DRAM Timing by SPD [Enabled]When this item is enabled, the DRAM timing parameters are set according to the DRAM SPD (Se

5-24 Chapter 5: BIOS setupSouthBridgeCongurationThe SouthBridge Conguration menu allows you to change the Southbridge related settings. Select Scr

ASUS RS120-E4/PA2 5-25IntelPCI-XHubCongurationThe Intel PCI-X Hub Conguration menu allows you to change the Intel PCI Express controller related

ixAbout this guideAudienceThis user guide is intended for system integrators, and experienced users with at least basic knowledge of conguring a serv

5-26 Chapter 5: BIOS setup5.4.4 PCI/PnPCongurationThe PCI/PnP Conguration menu items allow you to change the advanced settings for PCI/PnP devices

ASUS RS120-E4/PA2 5-27 Select Screen Select Item+- Change OptionF1 General HelpF10 Save and ExitESC Exitv02.58 (C)Copyright 1985-2004, American Meg

5-28 Chapter 5: BIOS setup5.4.6 PeripheralDevicesCongurationOnboard Floppy Controller [Enabled]Allows you to enable the onboard oppy disk drive c

ASUS RS120-E4/PA2 5-295.4.7 ACPICongurationACPI 2.0 Support [No]Allows you to enable or disable the Advanced Conguration and Power Interface (ACPI

5-30 Chapter 5: BIOS setup5.4.8 APMConguration Select Screen Select Item+- Change OptionF1 General HelpF10 Save and ExitESC Exitv02.58 (C)Copyri

ASUS RS120-E4/PA2 5-31Resume On Ring [Disabled]When set to [Enabled], the system enables the RI to generate a wake event while the computer is in Soft

5-32 Chapter 5: BIOS setup5.4.9 Hardware Monitor Select Screen Select Item+- Change OptionF1 General HelpF10 Save and ExitESC Exitv02.58 (C)Copyri

ASUS RS120-E4/PA2 5-335.5 Server menuThe Server menu items allows you to customize the server features. Select Screen Select Item+- Change OptionF1

5-34 Chapter 5: BIOS setupThe following items appear when you enable the Remote Access item.Serial port number [COM1]Allows you to select the serial p

ASUS RS120-E4/PA2 5-35If you forget your BIOS password, you can clear it by erasing the CMOS Real Time Clock (RTC) RAM. See section “4.2 Jumpers” for