Acer R920 Series Memory board

1 System tour

14

Memory board

The memory board connects to the mainboard through x16 PCI Express

slots.

Item Description Item Description

A Power good indicator J DIMM 1 slot

B DIMM 1 fault indicator K DIMM 2 slot

C DIMM 2 fault indicator L DIMM 3 slot

D DIMM 3 fault indicator M DIMM 4 slot

E DIMM 4 fault indicator N DIMM 5 slot

F DIMM 5 fault indicator O DIMM 6 slot

G DIMM 6 fault indicator P DIMM 7 slot

H DIMM 7 fault indicator Q DIMM 8 slot

I DIMM 8 fault indicator

Contents

Main Page iii Notices FCC declaration of conformity FCC notice Class A equipment iv Notice: Shielded cables Notice: Peripheral devices Use conditions Notice: Canadian users v Laser compliance statement Macrovision copyright protection notice vi CE Declaration of conformity Page viii Information for your safety and comfort Safety instructions Turning the product off before cleaning CAUTION for plug as disconnecting device CAUTION for accessibility Using electrical power x Safe listening Product servicing Page xii Tips and information for comfortable use Finding your comfort zone xiii Taking care of your vision xiv Developing good work habits Contents 1 System tour 1 2 System setup 29 3 System upgrade 37 4 System BIOS 97 5 System troubleshooting 135 Appendix A: Rack mount configuration 149 Appendix B: Memory configuration 163 Appendix C: SAS and SAS RAID configuration utilities 177 Page Page Page Features summary Processor Chipset Memory subsystem Media storage SAS controller Integrated hardware RAID (optional) Serial ATA port Networking PCI- Express I/O Graphic interface Server management Control panel I/O ports Operating system and software Page External and internal structure Front bezel Front panel Rear panel Page 12 System boards Mainboard Page 14 Memory board The memory board connects to the mainboard through x16 PCI Express slots. Page Button control panel LCD control panel (optional) 18 Control panel button function overview System LED indicators 20 Control panel LED indicators Page Hot-plug HDD carrier LED indicators Hot-swap fan module LED indicators Hot-plug power supply module LED indicators 25 LAN port LED indicators Hot-plug PCI Express slot LED indicators The PCI slots 1 and 2 have a LED indicator to display the PCI hot-plug status. 26 Memory board LED indicators The LEDs on the memory board indicate the status of the memory board power and DIMM. System jumpers Page Page Page Setting up the system Pre-installation requirements Selecting a site Checking the package contents Page Turning on the system Power-on problems Configuring the system OS Turning off the system To turn off the system via software: To turn off the system via hardware: Page Page Installation precautions ESD precautions Pre-installation instructions Post-installation instructions Opening the server Removing and installing the front bezel To remove the front bezel: Page 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 Page Removing and installing a hard disk drive Determining drive status To remove an HDD: To install an HDD: Page Removing and installing the system fan Determining fan status To remove the front system fan assembly: To install the front system fan assembly: Page Page 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 status To remove a hot-plug PCI card with OS hot-plug interface: To remove a hot-plug PCI card with hardware interface: Page To install a new hot-plug PCI card: Configuring cold-pluggable 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 drive: Page Upgrading the processor Processor configuration guidelines To install a new processor: Page Page To re mo ve a pro ce sso r: Page Page Removing and installing a memory board assembly To remove the memory board assembly: Page To install the memory board assembly: Installing and removing DIMM modules DIMM module configuration guidelines DIMM population guidelines Memory Board FBDIMM To install DIMMs in the memory board: B A Page To remove DIMMs on the memory board: To reconfigure the system memory: Removing and installing a non-hot-plug PCI card To remove a non-hot-plug PCI card: To install a non-hot-plug PCI card: Configuring server management Installing and removing the I/O expansion module To install the I/O expansion module: Page To remove the I/O expansion module: Installing and removing the ARMC/3 R2 module To install the ARMC/3 R2 module: ARMC/3 NIC ARMC/3 To remove the ARMC/3 R2 module: Configuring the hardware RAID Installing and removing the SAS module To install the SAS module: Page To remove the SAS module: Page Installing and removing the RAID activation key and RAID cache 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: Page Page BIOS overview Entering BIOS setup BIOS setup menus BIOS setup keyboard commands Main menu Page Page Processor Configuration Page Memory Configuration Page Memory RAS and Performance Configuration Page Mass Storage Controller Configuration Serial Port Configuration USB Configuration Page PCI Configuration Page LAN Configuration Page System Acoustic and Performance Configuration 120 Security menu Setting a system password Changing a system password Removing an administrator password 123 Server Management menu Page Console Redirection Page Page Page 129 Boot Options menu Page Error Manager menu Exit menu Page Upgrading the BIOS To record the current BIOS settings: To download the BIOS image file: To upgrade the BIOS: Page Page Troubleshooting Resetting the system Problems following initial system installation First steps checklist Hardware diagnostic testing Verifying proper operation of key system lights Confirming loading of the OS Specific problems and corrective actions Power indicator does not light. Server powers on but turns off often with fault light. Server boot does not complete POST. Server does not recognize all of the processors installed. HDD activity indicator does not light. ODD (Optical disk drive) activity indicator does not light. ODD tray cannot be ejected. ODD drive cannot read a disc. Hard drives are not recognized. Bootable CD drive is not detected. New memory modules installed are not detected. Problems with the network Network status indicator does not light. Page No characters appear on the screen. Characters are distorted or incorrect. System cooling fan do not rotate properly. Page Page Page Page Rack installation information Rack installation precautions Page Page Vertical mounting hole pattern Page Page Page Page Page Page Page Page Page Page Introduction Memory board installation order 167 FBDIMM module population order Single and dual channel population Population with two memory boards The tables below list the suggested FBDIMM module population for normal configuration. Population with one memory board Appendix B: Memory configuration 169 Memory sparing population The tables below list the suggested FBDIMM module population for memory sparing configuration. Population with two memory boards * DIMM slot 1 in memory boards A and B is configured to sparing mode. * DIMM slot 1 in memory boards A, B, C, and D is configured to sparing mode. Memory mirroring population The table below list the suggested FBDIMM module population for memory mirroring configuration. Memory configuration Dual-channel mode To configure memory to maximum performance mode: Single-channel mode To configure memory to single-channel mode: Memory sparing mode Spare memory configurations Dual-ranked memory sparing To configure memory to memory sparing mode: Memory mirroring mode To configure memory to memory mirroring mode: Page Page Page Page SAS configuration utility Starting the SAS configuration utility Loading the factory default settings Creating a RAID1 volume with a hot spare disk Page SAS RAID configuration utility Starting the SAS hardware RAID configuration utility Loading the factory default settings Creating and initialing a RAID volume Assigning a hot spare disk Page Index Numerics A B C L M N O P S T U