126 | Acer R920 Series guide

126		4 System BIOS

Parameter	Description	Option

Legacy OS	Enables or disables the legacy OS
Redirection*	redirection (i.e. DOS) on the serial port. If it
	is enabled the associated serial port is
	hidden from the legacy OS.

Enabled

Disabled

* These fields are not shown on the above screenshot.

Image 144

Acer R920 Series manual 126

Contents

Acer Altos R920 Series User’s GuidePage FCC declaration of conformity FCC noticeClass a equipment Use conditions Laser compliance statement Macrovision copyright protection noticeRemarque à lintention des utilisateurs canadiens CE Declaration of conformity Acer Computer Shanghai Limited Declaration of conformity for EU countries Russian regulatory certification compliance Information for your safety and comfort Safety instructionsTurning the product off before cleaning Usage warnings Using electrical power Safe listening Product servicing Disposal instructions Tips and information for comfortable use Finding your comfort zone Taking care of your vision Developing good work habits Contents System upgrade System Bios System troubleshooting 135 Appendix a Rack mount configuration 149Appendix B Memory configuration 163 Appendix C SAS and SAS RAID Configuration utilities 177 Index 185 System tour Page Features summary ProcessorChipset Memory subsystem Media storage SAS controllerIntegrated hardware RAID optional Serial ATA port Networking PCI- Express I/OGraphic interface Server management Ports Operating system and software Power supply System fan External and internal structure Front bezel Front panel Icon Component Rear panel Internal components System boards MainboardDescription Reserved for tape drives Memory board Control panel Button control panel LCD control panel optional Control panel button function overview Control button Function System LED indicators Control panel LED indicators System Description Indicator StatusColor LAN1 Hot-plug HDD carrier LED indicators Color Status Description Hot-swap fan module LED indicators Color Status Description Indicator Hot-plug power supply module LED indicators LAN port LED indicators Hot-plug PCI Express slot LED indicators Memory board LED indicators LED indicator Color Description Name Location Default Settings System jumpers Name Location Default Settings System setup Page Setting up the system Pre-installation requirementsChecking the package contents Selecting a site Connecting peripherals Turning on the system Power-on problems Configuring the system OS Turning off the system To turn off the system via softwareTo turn off the system via hardware System upgrade Page Installation precautions ESD precautions Pre-installation instructions Post-installation instructions Removing and installing the front bezel Opening the serverTo remove the front bezel To install the front bezel Removing and installing the top cover To remove the top cover To install the top cover Removing and installing the processor air baffle To remove the processor air baffle To install the processor air baffle Page Configuring hot-pluggable components Removing and installing a hard disk drive Determining drive statusTo remove an HDD To install an HDD Page Removing and installing the system fan To remove the front system fan assembly To install the front system fan assemblyDetermining fan status To remove a rear system fan To install a rear system fan Removing and installing a power supply Determining power supply status To remove a power supply To install a power supply Removing and installing a PCI card Determining PCI slot statusTo remove a hot-plug PCI card with OS hot-plug interface To remove a hot-plug PCI card with hardware interface Card To install a new hot-plug PCI card Configuring cold-pluggable components Removing and installing the DVD drive To remove the DVD drive To install the DVD drive Installing a 5.25-inch drive To install a 5.25-inch drivePage Processor configuration guidelines To install a new processorUpgrading the processor ThermalBlank System upgrade To remove a processor System upgrade Page Removing and installing a memory board assembly To remove the memory board assemblyPage To install the memory board assembly Installing and removing Dimm modules Dimm module configuration guidelines Dimm population guidelines To install DIMMs in the memory board System upgrade To reconfigure the system memory To remove DIMMs on the memory board Removing and installing a non-hot-plug PCI card To install a non-hot-plug PCI cardTo remove a non-hot-plug PCI card Configuring server management components Installing and removing the I/O expansion moduleTo install the I/O expansion module System upgrade To remove the I/O expansion module Installing and removing the ARMC/3 R2 module To install the ARMC/3 R2 module ARMC/3 To remove the ARMC/3 R2 module Configuring the hardware RAID components Installing and removing the SAS moduleTo install the SAS module System upgrade To remove the SAS module System upgrade To install the RAID activation key and RAID cache To remove the RAID activation key and RAID cache Installing and removing the RAID BBU To install the RAID BBU To remove the RAID BBU System Bios Page Bios overview Entering Bios setup Bios setup menus Bios setup keyboard commands Main menu Parameter Description Option Disabled 103 Advanced menu Processor Configuration Enabled 106 Memory Configuration Parameter Description 108 Memory RAS and Performance Configuration RAS Disabled 110 Mass Storage Controller Configuration ROM Serial Port Configuration 3F82F8 USB Configuration Set the interrupt request line for the serial Port 114 SecondsAuto PCI Configuration 00 GB 116 LAN Configuration 118 NIC2 System Acoustic and Performance Configuration Closed Loop Security menu Setting a system password DeactivatedNo Operation Changing a system password Removing an administrator password Server Management menu Stay Off Power Off 124Minutes Console Redirection None115.2 K VT100 126 System Information Intel Remote Management Module Information Boot Options menu Xxxxx Boot Manager menu Error Manager menu Exit menu 133 Upgrading the Bios To record the current Bios settingsTo download the Bios image file To upgrade the Bios System troubleshooting Page Troubleshooting Resetting the systemProblems following initial system installation To do this Press First steps checklist Hardware diagnostic testing Verifying proper operation of key system lightsConfirming loading of the OS Specific problems and corrective actions Power indicator does not lightServer powers on but turns off often with fault light Server boot does not complete Post Server does not recognize all of the processors installedHDD activity indicator does not light ODD Optical disk drive activity indicator does not light Bootable CD drive is not detected ODD tray cannot be ejectedODD drive cannot read a disc Hard drives are not recognized Problems with the network New memory modules installed are not detectedExternal device connected to a USB connector does not work Network status indicator does not light Diagnostics pass but the connection fails Controller stopped working when an adapter was installedNetwork activity indicator does not light Server hangs when the drivers are loaded No characters appear on the screen Characters are distorted or incorrect System cooling fan do not rotate properlyPage 148 System troubleshooting Appendix a Rack mount configuration Page Rack installation information Rack installation precautions 152 Appendix a Rack mount configuration Rack mount configuration Vertical mounting hole pattern Installing the system into the rack To install the system into a four-post rack 156 Appendix a Rack mount configuration 157 Fully extend the mounting rails on the rack 159 160 Appendix a Rack mount configuration 161 162 Appendix a Rack mount configuration Appendix B Memory configuration Page Introduction Memory board installation order Fbdimm module population order Single and dual channel populationPopulation with one memory board Population with two memory boards Population with four memory boards Memory sparing population Dimm Memory mirroring population Memory configuration Dual-channel modeTo configure memory to maximum performance mode Single-channel mode To configure memory to single-channel mode Memory sparing mode Spare memory configurations To configure memory to memory sparing mode Dual-ranked memory sparing Memory mirroring mode To configure memory to memory mirroring mode Set the Select Memory RAS Configuration to Mirroring SAS RAID Page Overview SAS configuration utility Starting the SAS configuration utilityLoading the factory default settings Creating a RAID1 volume with a hot spare disk Initializing the RAID volume Exiting the SAS configuration utility SAS RAID configuration utility Starting the SAS hardware RAID configuration utilityCreating and initialing a RAID volume Assigning a hot spare disk 184 Appendix C SAS and SAS RAID configuration utilities Index 186 187 188