NEC Express Server Express5800 Series Express5800/R120d-1M, R120d-2M EXP291, 292 Maintenance Guide Model Number: R120d-1M N8100-1794F R120d-2M N8100-1793F Chapter 1 Maintenance Chapter 2 Convenient Features Chapter 3 Appendix 10.021.01-104.
Documents Provided with This Product Documents Provided with This Product Documents for this product are provided as accompanying booklets ( within EXPRESSBUILDER DVD ( ) and as electronic manuals ( PDF ) stored ). Precautions for Use Describes points of caution to ensure the safe use of this server. Read these cautions before using this server. Getting Started Describes how to use this server, from unpacking to operations. Refer to this guide as you begin for an overview of this server.
Contents Contents Documents Provided with This Product ................................................................................................................. 2 Contents ................................................................................................................................................................ 3 Notations Used in This Document .........................................................................................................................
Contents 5.10 For Bundled Software ...................................................................................................................... 37 5.11 For Optical Disk Drives .................................................................................................................... 38 5.12 When Power Off .............................................................................................................................. 38 6. Windows System Recovery ...........................
Contents 8. NEC Product Info Collection Utility.............................................................................................................. 97 8.1 Usage .............................................................................................................................................. 97 9. Universal RAID Utility .................................................................................................................................. 98 9.
Notations Used in This Document Notations Used in This Document Notations used in the text In addition to safety-related symbols urging caution, 3 other types of notations are used in this document. These notations have the following meanings. Important Indicates critical items that must be followed when handling the hardware or operating software. If the procedures described are not followed, hardware failure, data loss, and other serious malfunctions could occur.
Notations Used in This Document Abbreviations of Operating Systems (Windows) Windows Operating Systems are referred to as follows. Refer to Chapter 1 (1.2 Supported Windows OS) in Installation Guide (Windows) for detailed information.
Trademarks Trademarks EXPRESSSCOPE is a registered trademark of NEC Corporation. Microsoft, Windows, Windows Server, Windows Vista, and MS-DOS are registered trademarks or trademarks of Microsoft Corporation in the United States and other countries. Intel, Pentium, and Xeon are registered trademarks of Intel Corporation of the United States. AT is a registered trademark of International Business Machines Corporation of the United States and other countries.
Regulatory Notices Regulatory Notices FCC Statement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
Warnings and Additions to This Document Warnings and Additions to This Document 1. Unauthorized reproduction of the contents of this document, in part or in its entirety, is prohibited. 2. The contents of this document may change without prior notice. 3. Do not make copies or alter the document content without permission from NEC Corporation. 4. Every effort has been made to ensure the completeness of this document.
NEC Express5800 Series Express5800/R120d-1M, R120d-2M 1 Maintenance This chapter explains maintenance of server, and what actions are to be taken in case of trouble when operating this server. 1. Transfer, Movement, and Disposal Describes how to transfer this server to a third party. Also describes how to dispose, move and store this server. 2. Daily Maintenance Describes what you must confirm for daily use, how to manage files, and how to clean the server. 3.
Chapter 1 Maintenance 1. 1. Transfer, Movement, and Disposal Transfer, Movement, and Disposal 1.1 Transfer to a Third Party Observe the following precautions when you transfer (or sell) the server or software provided with the server to a third party. • Server When transferring (or selling) the server to a third party, be sure to provide the server’s instructions (including electronic manuals) to the third party.
Chapter 1 Maintenance 1.2 1. Transfer, Movement, and Disposal Disposal of the Server and Consumables • Dispose of the server, hard disk drives, DVD/CD-ROMs, option board, and battery according to laws and regulations of the central and/or local government. Also dispose of the power cord attached to this product together with the server to prevent diversion to other products. Note • For disposal (or replacement) of the battery on the mother board of the server, consult with your sales representative.
Chapter 1 Maintenance 1. Transfer, Movement, and Disposal CAUTION Be sure to observe the following precautions to use the server safely. Failure to observe the precautions may cause burns, injury, and property damage. For details, refer to Safety precautions in Precautions for Use in "User’s Guide". • Make sure to complete installation. • Do not get your fingers caught. • Be careful of handling internal components that may be at high temperatures.
Chapter 1 Maintenance 2. 2. Daily Maintenance Daily Maintenance To use this server under top conditions at all times, periodically check and perform maintenance as follows. If abnormalities are found, ask your sales representative, avoiding impossible operation. 2.1 Checking and Applying Updates Express5800 Series posts update information for BIOS, FW (firmware), driver, and others of the server and peripheral devices on our website.
Chapter 1 2.3 Maintenance 2. Daily Maintenance Checking STATUS LED After powering on the server or before shutting down the system and powering off the server, check STATUS LED on the front of the server. For the functions and descriptions of the LED, refer to Chapter 1 (5. Names and Functions of Parts) in "User’s Guide". If the indicator shows the server abnormality, contact your salses representative. 2.4 Backup We recommend that you periodically back up the data on HDD.
Chapter 1 2.5.1 Maintenance 2. Daily Maintenance Cleaning the server Wipe the external surfaces of the server with a dry soft cloth. Follow the procedure below if stains remain on the surfaces. Important • Do not use volatile solvents such as thinner and benzene to clean the server. Those solvents could damage or tarnish the material. • The power outlet, cables, connectors on the rear panel of the server, and the inside of the server must be kept dry. 1.
Chapter 1 Maintenance 3. 3. User Support User Support Before getting after-sales service, check the contents of the warranty and service. 3.1 Maintenance Services Service representatives from NEC subsidiary companies or companies authorized by NEC provide maintenance services. For the services, contact your sales representative. 3.2 Before Asking for Repair If you think that a failure occurred, follow the steps below: 1. Check if the power cord and cables to other products are properly connected.
Chapter 1 Maintenance 4. 4. Collecting Failure Information Collecting Failure Information If the server is broken, you can collect failure information by using the following method. The failure information to be described is to be collected only at the request of your sales representative. Important When the system restarts after a failure has occurred, a message may appear indicating virtual memory shortage. Ignore this message and proceed with starting the system.
Chapter 1 4.2 Maintenance 4. Collecting Failure Information Collecting Configuration Information This section describes how to collect information on hardware configuration and internal specifications. Tips If a STOP error, system error, or stall occurs, restart the system and then follow the procedure below. 1. Select Run from Start menu. 2. Enter msinfo32.exe in Open text box, and then click [OK]. 3. System Information starts. 4. From Files menu, click Export. 5.
Chapter 1 Maintenance 5. 5. Troubleshooting Troubleshooting If this system does not operate as intended, check it according to the contents of the following checklist before sending it for repair. If an item in the checklist corresponds with a problem you are experiencing, follow the subsequent check and processing instructions. If the system still does not operate normally, write down the messages displayed on the screen and then contact the maintenance service company. 5.
Chapter 1 [?] Maintenance 5. Troubleshooting POST does not complete Is memory installed correctly? → Check if memory is installed correctly. Is the memory size large? → The memory check may take longer than usual if the installed memory size is large. Wait for a while.
Chapter 1 Maintenance 5.2 [?] 5. Troubleshooting Upon Starting EXPRESSBUILDER Unable to start EXPRESSBUILDER Did you insert EXPRESSBUILDER DVD and reboot while POST was being executed? → If you fail to insert EXPRESSBUILDER DVD and reboot during POST execution, an error message may appear or the OS may start up. Are BIOS settings correct? → BIOS Setup Utility allows you to configure the boot order of the boot devices.
Chapter 1 [?] Maintenance 5. Troubleshooting The following message appears and EXPRESSBUILDER failed to start. Did you press key consecutively twice or more when selecting "Os installation *** default ***"? → This error occurs if the key is pressed twice of more at a short interval. Press the key while selecting "Windows Setup [EMS Enabled]". The EXPRESSBUILDER starts.
Chapter 1 Maintenance 5.3 [?] 5. Troubleshooting Upon Installing OS Unable to install OS Is the Hard Disk Drive properly installed? → Make sure that the Hard Disk Drive is installed securely and that cables are properly connected. Did you configure the RAID Controller? → For the RAID System, use EXPRESSBUILDER or a RAID Configuration Utility (WebBIOS) to properly configure the RAID Controller before installing OS.
Chapter 1 Maintenance 5. Troubleshooting [?] The following devices are indicated as faulty devices in a Windows Server 2008 R2 Server Core installation environment • • • • • → [?] SM Bus Controller PCI Simple Communications Controller Base System Device System Interrupt Controller Performance Controller There is no operational problem.
Chapter 1 [?] Maintenance 5. Troubleshooting The following features are installed when Windows Server 2008 R2/Windows Server 2008 IIS is installed using EXPRESSBUILDER Windows Process Activation Service − Process Model − Configuration APIs Remote Server Administration Tool − Role Administration Tools − Web Server (IIS) Tools → The features listed above are activated because they are required for the installation of IIS basic features.
Chapter 1 Maintenance 5.4 [?] 5. Troubleshooting When OS is Started Unable to start OS Has the BIOS configuration of the RAID Controller changed? → Set the correct BIOS configuration with a RAID Configuration Utility (WebBIOS). Is the RAID Controller recognized by POST? → Turn on the power after the RAID Controller is recognized as being connected successfully. → If the RAID Controller is not recognized as being connected successfully, the RAID Controller may be faulty.
Chapter 1 [?] Maintenance 5. Troubleshooting The system displays the message below and fails to log on: Windows Product Activation This copy of Windows must be activated with Microsoft before you can continue. You cannot log on until you activate Windows. To shut down the computer, click [Cancel].
Chapter 1 Maintenance 5.5 5. Troubleshooting When STOP Error Occurs [?] Cannot turn the power OFF at the blue screen (STOP error screen) → If you want to turn off the power at the blue screen, execute forced shutdown (continue to press the power switch for 4 seconds). If you press the switch briefly instead of holding it, the server will not power off. 5.
Chapter 1 Maintenance 5. Troubleshooting Indication of Reason for Diff in Write BBU not installed BBU is failed BBU is discharged BBU in re-learn cycle Reconstruction Action Displayed when battery is disconnected. (1) Check if battery control cable (cable used to connect RAID Controller with battery) is properly connected. → Connect cable properly. (2) Is it displayed immediately after the battery was connected? → The battery may not be detected if it is insufficiently charged.
Chapter 1 [?] Maintenance 5. Troubleshooting Event ID510: The following event to prompt battery refresh is logged if additionally battery for RAID Controller has not been refreshed for about 1 year from beginning of use. (W, X: Number of RAID Controller) Event source : raidsrv Event ID : 510 Type : Info Description : [CTRL: W (ID=X)] Battery needs to be refreshed. → Additional battery for RAID Controller is not refreshed automatically except for the first time.
Chapter 1 Maintenance 5.7 [?] 5. Troubleshooting When Using Internal Devices and Other Hardware Fail to access the internal or external devices (or such devices fail to operate) Are cables properly connected? → Make sure that the interface cables and power cord are properly connected. Also make sure that the cables are connected in the correct order. Is the power-on order correct? → When the server has any external devices connected, power on the external devices first, then the server.
Chapter 1 [?] Maintenance 5. Troubleshooting Unable to access the (internal or external) SCSI devices Is the SCSI device supported for use with the server? → Operation of any SCSI device that is not authorized by NEC is not guaranteed. Are the optional SCSI controllers properly configured? → If the optional SCSI controller board is installed and connecting SCSI devices, use the BIOS Setup utility to configure the SCSI devices correctly.
Chapter 1 Maintenance 5.8 [?] 5. Troubleshooting When OS is in Operation Windows operation is unstable Have you installed the Starter Pack? → If the network driver is installed after OS is installed, Windows operation may become unstable. Install the Starter Pack by referring to the description about how to install the Starter Pack for each OS in "Installation Guide (Windows)".
Chapter 1 [?] Maintenance 5. Troubleshooting Communication performance of an optional LAN board is degraded → NEC recommends that the value of Jumbo Packet be 4,000 bytes or less for N8104-128 if the settings of Flow Control are specified as anything other than Disabled. If the value of Jumbo Packet is set larger than the recommended value, communication performance may be degraded.
Chapter 1 Maintenance 5.9 [?] 5. Troubleshooting When EXPRESSBUILDER is Started on Windows Cannot read online documents Do you have Adobe Reader installed correctly in your system? → Some documents are supplied in PDF format. To read PDF files, Adobe Reader needs to be installed in your computer. Is your browser Internet Explorer? → Internet Explorer sometimes displays the Information bar to enforce security. If this happens, click the Information bar to display the documents.
Chapter 1 Maintenance 5.11 [?] 5. Troubleshooting For Optical Disk Drives Unable to access or play optical disks such as CD-ROMs Is the CD-ROM properly set in the optical disk drive tray? → [?] There is a holder in the tray to secure the disk. Make sure that the disk is securely placed in the holder.
Chapter 1 Maintenance 6. 6. Windows System Recovery Windows System Recovery Recover the Windows system by following the instructions below if the files necessary to operate Windows are corrupt. Note • After recovering the system, be sure to install each driver and Starter Pack, referring to the descriptions about how to install Starter Pack and device driver in "Installation Guide (Windows)". • If Hard Disk Drive cannot be recognized, you cannot recover the Windows system.
Chapter 1 Maintenance 7. 7. Resetting and Clearing the Server Resetting and Clearing the Server Refer to this section if the server does not work or if you want to set BIOS settings back to the factory settings. 7.1 Software Reset If the server halts before starting the OS, press + + keys. This clears all the data in progress in memory, and restarts the server. Note 7.
Chapter 1 7.3 Maintenance 7. Resetting and Clearing the Server Forced Shutdown Use this function when an OS command does not shut down the server, POWER Switch does not turn off the server, or software reset does not work. Continue to hold POWER Switch of the server for at least 4 seconds. The power is forcibly turned off. (To turn on the power back again, wait at least 30 seconds after turning off the power).
Chapter 1 7.4 Maintenance 7. Resetting and Clearing the Server Clearing BIOS Settings (CMOS Memory) To set the BIOS settings back to the factory default settings (clearing CMOS memory), use the internal jumper switch. You can also clear the password set in the BIOS Setup utility (SETUP) by using the same way. Tips Use this function to return the BIOS settings to the factory defaults if the server does not work.
Chapter 1 Maintenance 7. Resetting and Clearing the Server The following instructions show how to clear the CMOS memory and the password. WARNING Be sure to observe the following precautions to use the server safety. Failure to observe the precautions may cause death or serious injury. For details, refer to Safety precautions in Precautions for Use in "User’s Guide". • Do not disassemble, repair, or alter the server. • Do not remove lithium, NiMH, or Li-ion batteries.
Chapter 1 Maintenance • 7. Resetting and Clearing the Server Clearing a password 1. Refer to "Getting Started" provided with this server or Chapter 2 (1. Installing Internal Optional Devices) in "User’s Guide" to remove Top Cover. 2. Confirm the position of Clear Password Jumper. 3. Change jumper swtich settings. 4. Close Top Cover and press POWER Switch. 5. POST halts with the following error message ERROR 8007: Password Cleared By Jumper. Press to resume, to Setup 6.
Chapter 1 Maintenance 8. 8. System Diagnostics System Diagnostics System Diagnostics runs several tests on the server. From the Tool menu of EXPRESSBUILDER, select Test and diagnostics to diagnose the system. 8.1 Test Items The following items are tested in System Diagnostics • • • Memory CPU cache memory Hard disk drive Important When executing the system diagnostics, be sure to disconnect the LAN cable. Executing the system diagnostics with the LAN cable connected may affect the network. Tips 8.
Chapter 1 Maintenance 8. System Diagnostics Diagnostics tool title Test window title Test results Test summary window Guideline Diagnostics tool title Shows the name and version of the diagnostic tool. Test window title Shows the progress of the diagnostics. “Test End” is displayed when the diagnostics completes. Test results Shows the start, end, and elapsed time and completion status of the diagnostics. Guideline Shows the details of the keys to operate window.
Chapter 1 Maintenance 8. System Diagnostics
Chapter 1 Maintenance 9. 9. Offline Tools Offline Tools Offline tools are used for preventive maintenance, failure analysis, and their settings for this product. 9.1 Starting Offline Tools Start up the offline tools at the following steps. 1. Turn on the peripheral devices and then the server. 2. Press key while the message below is displayed. Press SETUP, Internal flash memory, ROM Utility, Network. 3. Keyboard Selection Menu appears after POST completion.
Chapter 1 Maintenance 9.2 9. Offline Tools Functions of Offline Tools Offline Tools offer the following functions. Note • When you start the offline tools while RDX is connected to the server, disable RDX before starting the offline tools by setting RDX to hibernate mode. Off-line Maintenance Utility Off-line Maintenance Utility is started when Maintenance Utility is selected. Off-line Maintenance Utility is used for preventive maintenance and failure analysis for this product.
Chapter 1 9.3 Maintenance 9. Offline Tools Console-less Off-line Tools can be remotely controlled from PC for Management without requiring keyboard or other consoles to be connected. 9.3.1 How to remotely control Control from a LAN connected PC for Management using the remote KVM of EXPRESSSCOPE Engine 3. For details of the remote KVM, refer to "EXPRESSSCOPE Engine 3 User’s Guide" in EXPRESSBUILDER. Note 50 Connect the LAN cable to the connector on management LAN port.
NEC Express5800 Series Express5800/R120d-1M, R120d-2M 2 Convenient Features This chapter describes convenient features for using the server. Refer to this chapter according to your purpose and need. 1. System BIOS Describes how to set the System BIOS settings and parameters. 2. Flash FDD Describes the Flash FDD. 3. Power Control Features Describes the power control feature. 4. RAID System Configuration Describes the RAID configuration utility installed in the server. 5.
Chapter 2 Convenient Features 1. 1. System BIOS System BIOS You can check and change the parameters using the BIOS Setup utility (SETUP). 1.1 Starting SETUP Turn on the server and proceed with POST. Wait until the following message appears at the bottom left of the screen. Press SETUP, ... (* a different message may appear depending on the environment) If you press , SETUP will start after POST, and the Main menu appears.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below. Option Parameter Descriptions BIOS Information − − BIOS Version − The BIOS version is diaplyed (display only). Build Date MM/DD/YYYY The BIOS build date is displayed (display only). Access Level [Administrator] User The current access level (Administrator or User) is displayed (display only). If no password is set, Administrator is displayed.
Chapter 2 1.2.2 Convenient Features 1. System BIOS Advanced If you move the cursor to Advanced, the Advanced menu appears. For the menus that show a “ ” to their left, select a menu and press the key to display its submenu. (1) Processor Configuration submenu From the Advanced menu, select Processor Configuration and then press the key to display the menu screen shown below. For the menu that has on the left, move the cursor to it and then press the key to show its submenus.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below. Option Parameter Descriptions Processor Information − − Processor Power Management − − DCU IP Prefetcher Disabled [Enabled] Enable or disable DCU IP Prefetcher of processor. DCU Streamer Prefetcher Disabled [Enabled] Enable or disable DCU Streamer Prefetcher of processor.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below (display only). Option Parameter Descriptions Processor 1 CPUID Number ID or Processor 1 is displayed by a numerical value. Processor Type − Type of Processor 1 is displayed. Processor Speed − Clock speed of Processor 1 is displayed. Active Cores − The number of active cores in Processor 1 is displayed. Max Cores − The maximum number of cores in Processor 1 is displayed.
Chapter 2 (b) Convenient Features 1. System BIOS Processor Power Management submenu For details about the options, see the table below (display only). Option Parameter Descriptions Processor C3 Report Disabled [Enabled] Enable or disable the feature to report Processor C3 State to OS. Processor C6 Report Disabled [Enabled] Enable or disable the feature to report Processor C6 State to OS. Processor C7 Report [Disabled] Enable or disable the feature to report Processor C7 State to OS.
Chapter 2 (2) Convenient Features 1. System BIOS Memory Configuration submenu From the Advanced menu, select Memory Configuration and then press the key to display the menu screen shown below. For the menu that has on the left, move the cursor to it and then press the key to show its submenus. For details about the options, see the table below. Option Parameter Descriptions − − Enable or disable to execute memory test during POST.
Chapter 2 (a) Convenient Features 1. System BIOS Memory Information submenu For details about the options, see the table below (display only). Option Parameter Descriptions Total Memory − The physical capacity of installed memory is displayed. Available under 4 GB − Memory capacity available in an area under 4 GB is displayed. Current Memory Speed − The current memory operating frequency is displayed.
Chapter 2 (3) Convenient Features 1. System BIOS PCI Configuration submenu From the Advanced menu, select PCI Configuration and then press the key to display the menu screen as shown below. For details about the options, see the table below. Option Parameter Descriptions − − PCI Device Controller and Option ROM Settings − PCI Link Speed Settings ASPM Support [Disabled] Auto Force L0s 4GB PCI Hole Granularity 3 GB [2 GB] − Specify energy-saving level of Active State Power Management.
Chapter 2 (a) Convenient Features 1. System BIOS PCI Device Controller and Option ROM Settings submenu For details about the options, see the table below. Option Parameter Descriptions VGA Controller Disabled [Enabled] Enable or disable the on-board VGA controller. VGA Priority [Offboard] Specify priority to expand ROM of VGA controller. Onboard LAN Controller Disabled [Enabled] Enable or disable the on-board LAN controller.
Chapter 2 (b) Convenient Features 1. System BIOS PCI Link Speed Settings submenu For details about the options, see the table below. Option Target Link Speed Limit Parameter [Auto] 2.5 GT/s Descriptions Specify the upper limit of link speed of onboard PCI device. 5.0 GT/s PCIXX Slot Link Speed Limit 2.5 GT/s 5.0 GT/s Specify the upper limit of link speed of PCI device in each PCI slot. [8.
Chapter 2 (4) Convenient Features 1. System BIOS Advanced Chipset Configuration submenu From the Advanced menu, select Advanced Chipset Configuration and then press the key to display the menu screen as shown below. For details about the options, see the table below. Option Parameter Descriptions Current QPI Link Freq Number The current QPI link speed is displayed (display only). This option is displayed only in multiple processor configuration. QPI Frequency Limit [Auto] 6.4 GT/s 7.
Chapter 2 (5) Convenient Features 1. System BIOS Storage Configuration submenu From the Advanced menu, select Storage Configuration and then press the key to display the menu screen shown below. For the menu that has on the left, move the cursor to it and then press the key to show its submenus. For details about the options, see the table below. Option Parameter Descriptions − SATA Information SATA Mode Disabled [IDE Mode] AHCI Mode Set SATA Mode.
Chapter 2 Convenient Features (a) 1. System BIOS SATA Information submenu For details about the options, see the table below (display only). Option SATA Port0 Parameter Descriptions − A device connected to each port is displayed.
Chapter 2 (6) Convenient Features 1. System BIOS USB Configuration submenu From the Advanced menu, select USB Configuration and then press the key to display the menu screen shown below. For details about the options, see the table below. Option Device Reset Timeout Controller Timeout Parameter Descriptions 10 sec Specify the timeout period when Start Unit [20 sec] 30 sec 40 sec command is issued to USB Mass Storage Device.
Chapter 2 (7) Convenient Features 1. System BIOS Serial Port Configuration submenu From the Advanced menu, select Serial Port Configuration and then press the key to display the menu screen shown below. From BIOS Redirection Port, select Serial Port A or Serial Port B and then press the key to display the menu screen shown below.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below. Option Parameter Descriptions − − Serial Port A Settings Serial Port A Disabled [Enabled] Enable or disable serial Port A Serial A Base I/O [3F8h] 2F8h 3E8h 2E8h Specify the base I/O address for serial port A.
Chapter 2 1.2.3 Convenient Features 1. System BIOS Security If you move the cursor to Security, the Security menu appears. For the menu that has on the left, move the cursor to it and then press the key to show its submenus. Then configure the settings. Select Administrator Password or User Password, and then press the key to display the screen where you can register/change the password.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below. Option Parameter Descriptions − − Password Configuration Administrator Password Up to 20 alphanumeric characters When the key is pressed, the password entry screen to set administrative right is displayed. This password can be used to access all SETUP menus. Password can be set only when SETUP is started by administrative right. If no password is set, SETUP starts with administrative right.
Chapter 2 (1) Convenient Features 1. System BIOS Trusted Computing submenu From the Security menu, select Trusted Computing and then press the key to display the menu screen shown below. If you enable TPM Support, the following menu screen appears.
Chapter 2 Convenient Features 1. System BIOS If TXT Support is enabled, the following screen is displayed.
Chapter 2 Convenient Features 1. System BIOS For details about the options, see the table below. Option Parameter Descriptions − − TPM Configuration TPM Support [Disabled] Enabled Enable or disable Trusted Platform Module feature. When set to Enabled, Current TPM Status Information is displayed. TPM State [Disabled] Enabled Enable or disable TPM features. This option can be selected when TPM Support is set to Enabled.
Chapter 2 1.2.4 Convenient Features 1. System BIOS Server If you move the cursor to Server, the Server menu screen appears. For the menu that has move the cursor to it and then press the key to show its submenus. on the left, The Server menu screen shows the options you can configure and their features. For the menu System Management, move the cursor to it and then press the key to show its submenus.
Chapter 2 Convenient Features 1. System BIOS (2/2) Option Thermal Sensor Parameter Disabled [Enabled] Descriptions Enable or disable the thermal sensor monitoring feature. If this option is set to Enabled and when abnormal temperature is detected, stops POST before OS starts and waits until the temperature becomes normal. Check previous System Config [Disabled] Enabled Enable or disable the feature to detect system configuration change.
Chapter 2 (1) Convenient Features 1. System BIOS System Management submenu From the Server menu, move the cursor to System Management and then press the key to show its submenus. For details about the options, see the table below (display only). Option Parameter Descriptions BIOS Version − The current BIOS version is displayed. Board Part Number − The part number of motherboard is displayed. Board Serial Number − The serial number of motherboard is displayed.
Chapter 2 (2) Convenient Features 1. System BIOS Power Control Configuration submenu From the Server menu, move the cursor to Power Control Configuration and then press the key to show its submenus. For details about the options, see the table below. Option Parameter AC-LINK Power ON Delay Time Mode Descriptions Stay Off Specify AC link feature. Specify how the DC power [Last State] Power On state should be when the AC power is supplied again after loss of power.
Chapter 2 Convenient Features 1. System BIOS The table below shows the operation of DC power when the AC power is turned off once and then back on, in accordance with the AC LINK setting. System status before AC power was turned off AC LINK setting Stay Off Last State Power On Operating (DC power is ON) Off On On Abort (DC power is also OFF) Off Off On Forced shutdown* Off On On * Continue pressing the POWER switch for at least 4 seconds to forcibly turn off the power.
Chapter 2 1.2.5 Convenient Features 1. System BIOS Boot If you move the cursor to Boot, the Boot menu where you can configure the boot order appears. For details about the options, see the table below. Option Parameter Descriptions − − Boot Configuration Quiet Boot Disabled [Enabled] Enable or disable the feature to display logo during POST. When this option is set to Disabled, the results of POST execution are displayed instead of the NEC logo.
Chapter 2 Convenient Features 1. System BIOS 1. When BIOS detects a bootable device, information on the device is displayed in the designated area. 2. The boot priority (from first to forth) of the registered boot devices can be changed using the <↑>/<↓> and <+>/<−> keys. Move the cursor to a device using the <↑>/<↓> keys, and change the priority using the <+>/<−> keys. Note When SATA Hard Disk Drive is used in IDE mode, the default boot priority in Hard Drive BBS Priorities is set as follows.
Chapter 2 1.2.6 Convenient Features 1. System BIOS Save & Exit If you move the cursor to Save & Exit, the Save & Exit menu appears. The options of this menu are described below. (a) Save Changes and Exit The SETUP utility closes with all the changes saved in NVRAM (Non-volatile memory). After the SETUP utility closes, the system automatically reboots. (b) Discard Changes and Exit The SETUP utility closes without saving the changes in NVRAM. The setting at startup of SETUP utility is retained.
Chapter 2 Convenient Features 2. 2. Flash FDD Flash FDD Flash FDD is a device that is compatible with a floppy disk drive. One Flash FDD can be connected to a USB connector of this server. If another USB or floppy disk drive is connected to this server, be sure to disconnect it. CAUTION Be extremely careful not to lose Flash FDD or have it stolen. If Flash FDD is lost, stolen, misappropriated, or fraudulently obtained, there is a risk of leaking confidential information to a third party.
Chapter 2 Convenient Features 2. Flash FDD Use in EXPRESSBUILDER 2.1.3 • • • Connect Flash FDD after Top Menu appears. When you exit EXPRESSBUILDER, remove Flash FDD from the server first. Click [Remove] in the lower right corner of the menu to disable Flash FDD, and then remove it.
Chapter 2 Convenient Features 3. 3. Power Control Feature Power Control Feature For a device that has a Xeon Processor, power consumption of the server can be controlled through the command line interface of EXPRESSSCOPE Engine 3 (BMC) or by using NEC ESMPRO Manager. This feature curves the upper limit of the power consumption, which allows more servers to be installed in the environment where the power consumption is limited.
Chapter 2 Convenient Features 4. 4. RAID System Configuration RAID System Configuration 4.1 WebBIOS and Universal RAID Utility The points to be noted when using Universal RAID Utility together with WebBIOS are described below. (1) Terms Some terms are different between WebBIOS and Universal RAID Utility.
Chapter 2 (3) Convenient Features 4. RAID System Configuration Priority settings For setting and displaying the priority of the background tasks (Rebuild, Patrol Read, and Consistency Check) for the RAID Controller, WebBIOS uses numerical values while Universal RAID Utility uses three levels of High, Middle, and Low. The table below shows the correspondence between the numerical value ranges and levels for each item.
Chapter 2 Convenient Features 5. 5. Details of EXPRESSBUILDER Details of EXPRESSBUILDER EXPRESSBUILDER helps you to install Windows and check the server. Bundled software and documents are provided in EXPRESSBUILDER. 5.1 Storage Media EXPRESSBUILDER can be operated from the following two ways. Tips Remove other removable media before starting EXPRESSBUILDER. DVD: EXPRESSBUILDER DVD is supplied as standard.
Chapter 2 Convenient Features 5.2 5. Details of EXPRESSBUILDER Menu EXPRESSBUILDER is operated by using onscreen menus. (1) Boot Selection Menu When EXPRESSBUILDER starts from DVD or Internal Flash Memory, below menu appears. Boot selection Os installation *** default *** Tool menu (Normal mode) Tool menu (Redirection mode) Use the upper and lower arrow keys to move the cursor, and then press key to select it. Os installation (default) is selected if no key is pressed.
Chapter 2 (2) Convenient Features 5. Details of EXPRESSBUILDER Top Menu Tips EXPRESSBUILDER is a configuration tool and it uses Windows PE. Note that EXPRESSBUILDER automatically restarts if it is operated continuously 72 hours. Operate Top Menu using the mouse or keyboard. The following menus are included. a) Set up this computer RAID configuration and Windows installation can be performed. For details about how to install an OS, refer to "Installation Guide (Windows)".
Chapter 2 Convenient Features 5. Details of EXPRESSBUILDER d) Exit EXPRESSBUILDER Select this item to exit EXPRESSBUILDER. Click Remove icon on the lower right to safely remove the USB device connected to the server. (3) Tool Menu TOOL MENU Test and diagnostics Return to previous menu The system diagnostics, which is used to analyze and diagnose the server and check the connection, can be started from Tool Menu. For details about system diagnostics, refer to Chapter 1 (8. System Diagnostics).
Chapter 2 Convenient Features 5.3 5. Details of EXPRESSBUILDER Utilities Provided by EXPRESSBUILDER The following utilities can be started from Top Menu (described in Chapter 2 (5.2 Menu) - (2) Top Menu): (1) Install Starter Pack to installed Windows Installs Starter Pack to the installed Windows. Starter Pack contains drivers customized to this server. Be sure to install Starter Pack before operating this server. (2) Note If EXPRESSBUILDER is launched from DVD, this feature is disabled.
Chapter 2 Convenient Features 5.4 5. Details of EXPRESSBUILDER Configure EXPRESSBUILDER Settings EXPRESSBUILDER Settings can be configured from Top Menu (described in Chapter 2 (5.2 Menu) - (2) Top Menu), as follows. (1) Load a driver into EXPRESSBUILDER A driver stored in a removable media can be loaded. Use this function only for drivers provided by NEC. (2) Manage Internal Flash Memory Internal Flash Memory can be managed by using commands described below.
Chapter 2 6. Convenient Features 6. EXPRESSSCOPE Engine 3 EXPRESSSCOPE Engine 3 EXPRESSSCOPE Engine 3 enables various functions by using a system management LSI called BMC (Baseboard Management Controller). EXPRESSSCOPE Engine 3 monitors statuses inside the server such as that of power supplies, fans, temperature, and voltage.
Chapter 2 Convenient Features 7. 7. NEC ESMPRO NEC ESMPRO 7.1 NEC ESMPRO Agent (for Windows) For details of NEC ESMPRO Agent(for Windows), refer to "NEC ESMPRO Agent Installation Guide (Windows)" in EXPRESSBUILDER or its help.
Chapter 2 Convenient Features 7.2 7. NEC ESMPRO NEC ESMPRO Manager NEC ESMPRO Manager remotely controls and monitors the server hardware and RAID System. To use these features, install the bundled software such as NEC ESMPRO Agent on the server. Refer to "NEC ESMPRO Manager Installation Guide" or online help of NEC ESMPRO for details.
Chapter 2 Convenient Features 7.3 7. NEC ESMPRO NEC ESMPRO Agent Extension NEC ESMPRO Agent Extension allows you to manage the server remotely by this server’s BMC connecting with NEC ESMPRO Manager. For details, refer to "NEC ESMPRO Agent Extension Installation Guide" in EXPRESSBUILDER. 7.4 BMC Configuration BMC Configuration enables you to specify configurations to this server’s BMC. For details, refer to "BMC Configuration User’s Guide" in EXPRESSBUILDER. 7.
Chapter 2 Convenient Features 8. 8. NEC Product Info Collection Utility NEC Product Info Collection Utility NEC Product Info Collection Utility can collect various information related to the server all at once. This utility allows you to collect server information(Product Info) for maintenance. 8.1 Usage Execute \stdclct\collect.exe contained in the installation folder of this utility. (By default, this utility has been installed to the C:\ezclct folder.
Chapter 2 Convenient Features 9. 9. Universal RAID Utility Universal RAID Utility Universal RAID Utility is an application to manage or monitor the following RAID Controllers. • • • • N8103-149 RAID Controller (512 MB, RAID 0/1) N8103-150 RAID Controller (512 MB, RAID 0/1/5/6) N8103-151 RAID Controller (1GB, RAID 0/1/5/6) N8103-160 RAID Controller (1GB, RAID 0/1/5/6) For information about installing Universal RAID Utility, refer to Universal RAID Utility in "Installation Guide (Windows)".
NEC Express5800 Series Express5800/R120d-1M, R120d-2M 3 Appendix 1. POST Error Message Shows a list of error messages for errors detected by a self diagnostic test called POST. 2. List of Windows Event Logs Shows a list of Windows event logs 3. Accessing Data for Electrical Power, Temperature, and Processor Utilization Describes how to check power consumption in watts, intake temperature, and logical processor utilizations.
Chapter 3 1. Appendix 1. POST Error Message POST Error Message When an error is detected by POST, the display shows an error message. In addition, depending on the error contents, your server might beep to report that an error occurred. Messages indicating a memory error (in this example, the message indicates that CPU1_DIMM1 and CPU1_DIMM2 have failed, and that DIMM1 has been forcibly started up) System Monitoring Check ... Passed ERROR AE81: CPU1_DIMM1 with error is enabled.
Chapter 3 (1) Appendix 1. POST Error Message Error messages Error Message Cause Illegal setup information of BIOS was detected. 8000 System variable is corrupted. 8001 Real time clock error 8002 8003 8005 8006 8007 8020 Real time clock error was detected. Check date and time settings Incorrect date and time set on real time clock was detected. The battery for storing system System battery is dead settings is dead.
Chapter 3 Appendix 1. POST Error Message Error Message 9040 9041 9042 9060 9080 9081 9082 9E80 A001 A002 A003 A004 A005 A006 A007 A008 A009 A00A A00B A00C A00D A00E A00F A010 A011 A012 A013 A014 102 Cause Solution An error was detected in CPU Contact your sales representative. PEI_CPU_SELF_TEST_FAILED initialization. Detected CPU Error on CPU #1 An error was detected on CPU #1. Detected CPU Error on CPU #2 An error was detected on CPU #2. CPU #1 and #2 are not the PEI_CPU_MISMATCH same type.
Chapter 3 Appendix 1. POST Error Message Error Message A015 Memory Error detected in CPU2_DIMM9 Cause An error was detected in CPU2_DIMM9. A016 Memory Error detected in CPU2_DIMM10 An error was detected in CPU2_DIMM10. A017 Memory Error detected in CPU2_DIMM11 An error was detected in CPU2_DIMM11. A018 Memory Error detected in CPU2_DIMM12 An error was detected in CPU2_DIMM12. AE01 CPU1_DIMM1 has been disabled. AE02 CPU1_DIMM2 has been disabled. AE03 CPU1_DIMM3 has been disabled.
Chapter 3 Appendix 1. POST Error Message Error Message AE15 CPU2_DIMM9 has been disabled. AE16 CPU2_DIMM10 has been disabled. AE17 CPU2_DIMM11 has been disabled. AE18 CPU2_DIMM12 has been disabled. AE81 CPU1_DIMM1 with error is enabled. AE82 CPU1_DIMM2 with error is enabled. AE83 CPU1_DIMM3 with error is enabled. AE84 CPU1_DIMM4 with error is enabled. AE85 CPU1_DIMM5 with error is enabled. AE86 CPU1_DIMM6 with error is enabled. AE87 CPU1_DIMM7 with error is enabled.
Chapter 3 Appendix 1. POST Error Message Error Message Cause An error in CPU2_DIMM4 was detected, but because all memory is currently disabled, this DIMM was forcibly enabled. An error in CPU2_DIMM5 was detected, but because all memory is currently disabled, this DIMM was forcibly enabled. An error in CPU2_DIMM6 was detected, but because all memory is currently disabled, this DIMM was forcibly enabled.
Chapter 3 Appendix 1. POST Error Message Error Message Cause PCI SERR was detected. Solution Contact your sales representative. B030 PCI System Error on Bus/Device/Function B040 PCI Parity Error on Bus/Device/Function B201 Onboard LAN 1 - PCIe Link Failure B202 Onboard LAN 2 - PCIe Link Failure B211 PCI Slot 1A - PCIe Link Failure Connection failure of PCIe bus was detected on onboard LAN1. Connection failure of PCIe bus was detected on onboard LAN2.
Chapter 3 Appendix 1. POST Error Message Error Message B278 C000 C010 C011 C020 C021 C040 C061 C062 C063 C064 C065 C066 C067 C068 C101 Cause Link Speed error was detected PCI Slot 1D - PCIe Link Speed on PCI Slot 1D. Error The error occurred during An error was detected while reading fan sensor. fan sensor reading. The error occurred during An error was detected while reading temperature sensor. temperature sensor reading System Temperature out of A temperature abnormality was detected. the range.
Chapter 3 Appendix 1. POST Error Message Error Message C115 Management controller not responding C116 Private I2C bus not responding. C117 BMC internal exception C118 BMC A/D timeout error. C119 SDR repository corrupt. C11A SEL corrupt. C11B BMC Mezzanine card is not found. C11C C11D Private I2C bus does not respond. Out-of-band setup configuration failure C301 SDR mismatch error C320 C321 C322 C501 108 BMC internal error was detected. BMC A/D timeout error was detected.
Chapter 3 (2) Appendix 1. POST Error Message Error reporting via beep Even if an error is detected by POST, the error message may be unable to be displayed in the display. In this case, the server beeps to report that an error has occurred. For example, the beep code 1-3-3-1 indicates 1 beep, a pause, 3 beeps, a pause, 3 beeps, a pause, and 1 beep, which means that an error occurred while checking the memory capacity. The table below shows the beep code, cause, and solution.
Chapter 3 (3) Appendix 1. POST Error Message Error messages on a virtual LCD In EXPRESSSCOPE Engine 3 web browser window, you can confirm virtual LCD error messages (for details on the virtual LCD, refer to "EXPRESSSCOPE Engine 3 User’s Guide"). The table below shows the error messages displayed on upper and lower lines, cause, and solution.
Chapter 3 Appendix • 1. POST Error Message Messages displayed on a lower LCD line BMC Message on Lower LCD Line Processor1 Voltage Lower Non-Critical Cause Solution A voltage abnormality was detected. Contact your sales representative. A temperature abnormality was detected. It is possible that a fan has failed or is clogged. Contact your sales representative and request repairs.
Chapter 3 Appendix 1. POST Error Message BMC Message on Lower LCD Line Baseboard Temperature2 Upper Critical Cause Solution A temperature abnormality was detected. It is possible that a fan has failed or is DUMP Request ! The dump button was pressed. Wait until collecting the memory dump data has finished. OS shutdown Alm An OS stop error occurred.
Chapter 3 Appendix 1. POST Error Message BMC Message on Lower LCD Line Processor1 Thermal Trip Cause The power was forcibly turned off Processor2 Thermal Trip due to a CPU temperature abnormality. Chip Set Thermal Trip The power was forcibly turned off due to an abnormal temperature of chipset. CPU1-DIMM1 Uncorrectable Error An unrecoverable error occurred for CPU1-DIMM1. CPU1-DIMM2 Uncorrectable Error An unrecoverable error occurred for CPU1-DIMM2.
Chapter 3 Appendix 1. POST Error Message BMC Message on Lower LCD Line Cause CPU2-DIMM10 Uncorrectable Error An unrecoverable error occurred for CPU2-DIMM10. Solution Contact your sales representative. CPU2-DIMM11 Uncorrectable Error An unrecoverable error occurred for CPU2-DIMM11. CPU2-DIMM12 Uncorrectable Error An unrecoverable error occurred for CPU2-DIMM12. Processor1 Internal Error Processor2 Internal Error An internal CPU error (IERR) occurred. Sensor Failure Detected.
Chapter 3 Appendix 1. POST Error Message BMC Message on Lower LCD Line Cause Solution Drive 7 Fault Operation was performed during Turn off the power, wait for about 30 Drive 8 Fault hard disk drive failure seconds, and restart the server. If this Drive 9 Fault does not resolve the problem, contact Drive 10 Fault your sales representative. Drive 11 Fault Drive 12 Fault Drive 13 Fault Drive 14 Fault Drive 15 Fault System Rear FAN1 Lower Non-Critical A fan alarm was detected.
Chapter 3 2. Appendix 2. List of Windows Event Logs List of Windows Event Logs Source ID Type Message (Description) Timing System Event Log for all Windows OS Cdrom 51 Action Warning Upon OS installation Error detected on the device \Device\CdRom0 during the paging operation. This event may be registered in the event viewer, but this does not affect system operation.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action System Event Log for Windows Server 2008 R2 134 Microsoft-Windows-Time- Warning Service NtpClient was unable to set a manual peer to use as a time source because of DNS resolution error on''. NtpClient will try again in 3473457 minutes and double the reattempt interval thereafter. The error was: No such host is known.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action Application Event Log for Windows Server 2008 R2 1015 Microsoft-WindowsSecurity-SPP Warning Returned hr=0xC004F022, original hr=0x80049E00 Upon OS Installation 1534 Unless the application event is registered after license authentication, this event does not affect system operation.
Chapter 3 ID Appendix 2. List of Windows Event Logs Source Type Message (Description) Timing Action Applications and Services Logs for Windows Server 2008 R2 Microsoft-Windows-Kernel-EventTracing/Admin 2 Microsoft-Windows- Error Session "" failed to start with the following error: 0xC000000D Kernel-EventTracing 3 When running an OS for the first time This event does not affect system operation.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action System Event Log for Windows Server 2008 4 • For Windows Server 2008 x64: b57nd60a Warning • For Windows Server 2008 x32: b57nd60x Broadcom NetXtreme Gigabit Ethernet #xx: The network link is down. Check to make sure the network cable is properly connected.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action System Event Log for Windows Server 2008 7000 Service Control Manager Error Upon OS Installation 15016 The Parallel port driver service failed to start due to the following error: The service cannot be started, either because it is disabled or because it has no enabled devices associated with it. This event does not affect system operation.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action System Event Log for Windows Server 2003 R2 x64 4 b57nd Warning Broadcom NetXtreme Gigabit Ethernet #xx: The network link is down. Check to make sure the network cable is properly connected. 7011 10016 Upon system startup or upon applying Starter Pack If the message appears upon system startup or upon applying Starter Pack, there is no problem in system operation.
Chapter 3 Appendix 2. List of Windows Event Logs Source ID Type Message (Description) Timing Action System Event Log for Windows Server 2003 R2 4 1001 b57w2k Warning Broadcom NetXtreme Gigabit Ethernet #xx: The network link is down. Check to make sure the network cable is properly connected. Upon system startup or upon applying Starter Pack If the message appears upon system startup or upon applying Starter Pack, there is no problem in system operation.
Chapter 3 Appendix 3. 3. Accessing Data for Electric Power, Temperature, and Processor Utilization Accessing Data for Electric Power, Temperature, and Processor Utilization This section describes how to access data related to input power consumption in watts, intake temperature, and all logical processor utilizations in the Express Server during usual operation in accordance with ENERGY ® STAR Program Requirements. 3.
Chapter 3 Appendix 3. Accessing Data for Electric Power, Temperature, and Processor Utilization The power consumption is 76 watts. Tips Power consumption readings may not be acquired depending on the power supply configuration of the server. The completion code in such cases is 0xC1 or 0xCB. 3.1.2 Intake air temperature Execute the following standard commands that conform to IPMI to search the SDR (Sensor Data Record) for the temperature sensor and obtain intake air temperature data.
Chapter 3 Appendix 3. Accessing Data for Electric Power, Temperature, and Processor Utilization WScript.Echo " Sensor Type = Temperature" sensorNum = outparams.ResponseData(10) call GetSensor(Reserve_LS, Reserve_MS, Record_LS, Record_MS,sensorNum) End If End If Record_LS = outparams.ResponseData(1) Record_MS = outparams.ResponseData(2) If Record_LS = &hff And Record_MS = &hff Then exit For End If End If Next Sub GetSensorType(rv_ls, rv_ms, rc_ls, rc_ms, sensorType) Dim outtmp oinparams.
Chapter 3 Appendix 3. Accessing Data for Electric Power, Temperature, and Processor Utilization Else rv = raw End If case 8: If raw And &h80 Then rv = 0 - ((&h100 - raw) and &h0ff) Else rv = raw End If case 10: If raw And &h200 Then rv = 0 - ((&h400 - raw) and &h3ff) Else rv = raw End If End Select End Sub Sub GetIDString(rv_ls, rv_ms, rc_ls, rc_ms) Dim tmpMessage Dim outsdridstringtype oinparams.networkfunction = &ha oinparams.lun = 0 oinparams.responderaddress = &h20 oinparams.command = &h23 oinparams.
Chapter 3 Appendix 3. Accessing Data for Electric Power, Temperature, and Processor Utilization Processor utilization 3.1.3 The utilization rate of all logical processors is given by executing the Win32_PerfFormattedData_PerfOS_Processor class that Windows OS provides. Below is the sample file created by using Visual Basic Script (such as Proc.vbs). This script outputs the processor utilization rate every 30 seconds. ' Start Script strComputer = ".
Chapter 3 Appendix 3.2 3. Accessing Data for Electric Power, Temperature, and Processor Utilization Linux The sample program below is verified to be run on Red Hat Enterprise Linux 5. Power consumption 3.2.1 Power consumption is given by executing the following commands via IPMI to BMC. Network Function Code: 3Eh (Controller-specific OEM) Command Code: 0Bh (Get Current Sensor Data) The example below uses the open-source software OpenIPMI driver and IPMITool.
Chapter 3 Appendix 3. Accessing Data for Electric Power, Temperature, and Processor Utilization The output above shows the following in a line in order. 1st: Sensor name 2nd: Sensor number 3rd: Sensor status ok indicates that the status has not reached a point of warning or danger. 4th: Sensor monitoring point 5th: The current reading of the sensor The sensor indicating intake air temperature contains Amb, Ambient, or Fnt Pnl Temp in its name.
Chapter 2 Convenient Features 7.2 7. NEC ESMPRO NEC ESMPRO Manager NEC ESMPRO Manager remotely controls and monitors the server hardware and RAID System. To use these features, install the bundled software such as NEC ESMPRO Agent on the server. Refer to "NEC ESMPRO Manager Installation Guide" or online help of NEC ESMPRO for details.
