Instruction/ maintenance manual of the product 1955 Dell
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www .dell.com | support.dell.com Dell™ PowerEdge™ 1955 Sy stems Hardware Owners Manual.
Notes, Notices, and Cautions NOTE: A NOTE indicates important i nformation that helps you make better use of your computer . NOTICE: A NOTICE indicates either potential da mage to hardware or loss of da ta and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for propert y damage, personal injury , or death.
Contents 3 Contents 1 About Y our Sy stem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Other Information Y ou May Need . . . . . . . . . . . . . . . . . . . . . . . . . 9 Sy stem Overview . . . . . . . . . . . . . . . . . . . . . . . . .
4 Contents 2 Using the Sy stem Setup Program . . . . . . . . . . . . . . . . . . 43 Entering the Sy s tem Setup Program . . . . . . . . . . . . . . . . . . . . . . . 43 Responding to Error Messages . . . . . . . . . . . . . . . . . . . . . . . 43 Using the Sy stem Setup Program .
Contents 5 KVM Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Removing a KVM Module . . . . . . . . . . . . . . . . . .
6 Contents Server Module Control Panel Asse mbly (Service-Only Procedure) . . . . . . 96 Removing the Server Module Control Panel . . . . . . . . . . . . . . . . 96 Installing the Server Module Control Panel . . . . . . . . . . . . . . . . 97 Sy stem Board (Service-Only Procedure) .
Contents 7 5 Running Sy stem Diagnostics . . . . . . . . . . . . . . . . . . . . . 117 Using Server Administrator Diagnostics . . . . . . . . . . . . . . . . . . . 117 Sy stem Diagnostics Features . . . . . . . . . . . . . . . . . . . . . . . . . 117 When to Use the Sy stem Diagnostics .
8 Contents Before Y ou Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129 Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132 Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
About Y our Sy stem 9 About Y our Sy stem Other Information Y ou May Need CAUTION: The Product Information Guide provides important safety and regulatory information. W arranty information may be included w ithin this docume nt or as a separate document.
10 About Y our Sy stem Sy stem Overview Y our system can include up to ten server module s (or blades) (see F igure 1-1). Each server module functions as an individual server encompassing up to two microprocessors, up to two hot-pluggable hard drives, and up to eight memory modules.
About Y our Sy stem 11 Figure 1-2. Front-Pan el Control and Indicators 1 sy stem power indicator 2 sy stem po wer button 3 identification indicator 4 identification button T able 1-1. Sy stem Status Features Indicator T ype Icon Indicator Indicator Code System power button N/A None T urns the system on and o ff.
12 About Y our Sy stem Server Module Features Each server module has one power button and one KV M module selection button on the front (see F igure 1-3). The indicators include a power indica tor , network link indica tors, and a KVM module indicator .
About Y our Sy stem 13 Figure 1-3. Server Module Indicators 1 server module power indicator 2 server modu le power button 3 KVM selection indicator 4 KVM selection button 5 daughter card s tatus indic.
14 About Y our Sy stem T able 1-2 provides information about the status indicators. T able 1-2. Server Module Features and Indicators Indicator Icon Activity Indicator Indicator Code Server module power indicator Off P ower is not available to the server module, the server module is not turned on, or th e server module is installed incorrectly .
About Y our Sy stem 15 KVM selection indicator Off The server module is no t selected by the KVM. Green The server module is selected for the KVM. Amber blinking The server module is no t selected by the KVM and a power fault exists. Green/amber blinking The server module is selected for the KVM and a power fault exi st s .
16 About Y our Sy stem Using USB Diskette or USB CD Drives Each server module has a USB port on the front of the server module which allows you to connect a custom cable for a diskette drive or USB CD drive. The USB drives ar e used to configure the server module.
About Y our Sy stem 17 Figure 1-4. Hard-Drive Features and Indicators NOTE: The hard-drive status indicator is only functi onal for RAID hard drive configurations. For non-RAID configurations , only the drive-activi ty indicator is active. 1 drive activity indicator 2 drive status indicator T able 1-3.
18 About Y our Sy stem Back-Panel Features The back of the chassis supports four I/O module b ays, the DR AC/MC, fan modules, and power supply modules. F igure 1-5 shows a sample configuration an d the numbering for the bays. T able 1-4 provides information about the back-panel features.
About Y our Sy stem 19 Power Supply Indicator Each hot-pluggable power supply has indicators that provide information about power status, fault, and the presence of A C power (see F igure 1-6). T abl e 1-5 lists the power supply indicator codes. NOTE: Only 2100-W power supply modules are supported on your sy stem.
20 About Y our Sy stem Figure 1-6. Power Supply Indicators 1 fault indicator 2 AC power pres ent indicator 3 DC power indicator T able 1-5. Power Supp ly Indicator Codes Indicator Icon Activity Indicator Indicator Code DC power indicator Green The power supply is operational.
About Y our Sy stem 21 Fan Module Indicators Each hot-pluggable fan module contains two redund ant fans (see F igure 1-7). T able 1-6 lists the fan indicator codes. Figure 1-7. Fan Module Indicators 1 fan 1 fault indicator 2 fan 1 presen t indicator 3 fan 2 present indicator 4 fan 2 fault indicator T able 1-6.
22 About Y our Sy stem KVM Modules Y our system includes one of the KVM modules described in this section: • A vocent Analog KVM switch module (standard) • A vocent Digital Access KVM switch module (optional) NOTE: Earlier versions of KVM modules are not supported on your sy stem.
About Y our Sy stem 23 F igure 1-8 shows the e xternal features on the A vocent Analog KVM switch module. Figure 1-8. Avocent An alog KVM Switch Module The A vocent Analog KVM switch modu le also includes an identific ation indicator (see F igure 1-8).
24 About Y our Sy stem Avocent Digital Access KVM Switch Module The optional A vocent Digital Access KVM switch modu le allows you to configure and manage the server modules through a single keyboar d, monitor and mo use. Y ou select server modules using the On-Screen Configuration and Reporting (OSCAR) graphical user interface (GUI).
About Y our Sy stem 25 F igure 1-9 shows the e xternal features of the A vocent Digital Access KVM switch module. Figure 1-9. Avocent Digital Access KVM Switch Module 1 RJ-45 connector (Ethernet inter.
26 About Y our Sy stem DRAC/MC Module The DR AC/MC provides serial and Ethernet managem ent ports, a status indicator when redundant DR AC/MCs ar e installed (when available), and status indicators for the DRA C /MC and for the link to the system's onboard network int erface controller (see F igure 1-10) .
About Y our Sy stem 27 Important I/O Configuration Considerations Insure that you r ead the DRA C/MC module’s readme.txt file. It contains update d information, including system indicator behavior in certain conditions.
28 About Y our Sy stem DRAC/MC Firmware Requirements The minimum DR AC/MC firmware r equirement for your sy stem is version 1.3 or later . If you are adding a second DR AC/MC module with version 1.0 to supp ort redundancy , you must upgrade the module’s firmware to version 1.
About Y our Sy stem 29 T able 1-9 lists the valid I/O module configura tions. See F igure 1-5 for I/O bay locations. PowerConnect 5316M Ethernet Switch Module The P o werConnect 5316M Ethernet switc h module is a 16-port switch with 6 uplinks and 10 downlinks (see F igure 1-11).
30 About Y our Sy stem Figure 1-11. PowerConnect 5316M Ether net Switch Module Indicators and Features 1 speed/link activity indica tor 2 duplex mode indicator 3 s y stem/diagnostic indicator T able 1-10.
About Y our Sy stem 31 Fibre Channel Pass-Through Module The F ibre Channel pass-through module provides a bypass connection between the F ibre Channel daughter card in the server module and optical tran sceivers for dir ect connection into a Fibr e Channel switch or a storage array .
32 About Y our Sy stem Fibre Channel Switch Module Y ou can install one or two hot-pl uggable F ibre Channel switch modu les in I/O bay 3 and I/O bay 4, beginning with I/O bay 3. Y ou must also install a F ibre Channel HBA daughter car d in the server module.
About Y our Sy stem 33 Gb Ethernet Pass-through Module The Gb Ethernet pass-through module has 10 RJ45 port s. When installed in I/O 1 bay or I/O 2 bay , the Gb Ethernet pass-through module provides a connec tion between the server module and an external Gb Ethernet device.
34 About Y our Sy stem Server Module Messages System messages appear on the screen to notify you of a possible problem with the system. T able 1-13 lists the system messages that can occur and the prob able cause and corrective action for each message.
About Y our Sy stem 35 T able 1-13. Server Module Messages Message Causes Corrective Actions Alert: DIMM_ n and DIMM_ n must be populated with a matched set of DIMMs if more than 1 DIMM is present. The following memory DIMMs have been disabled: Ensure that the memory modules ar e installed in matched pairs.
36 About Y our Sy stem DIMMs must be populated in sequential order beginning with slot 1. The following DIMM is electrically isolated: DIMM x . The specified DIMM is inaccessible to the system due to its location. DIMMs must be populated in sequential order , beginning with slot 1.
About Y our Sy stem 37 Error: Memory failure detected. Memory size reduced. Replace the faulty DIMM as soon as possible. F aulty or improperly seated memory modules. See "T roubleshooting Server Module Memory" on page 112. Error: Remote Access Controller initialization failure.
38 About Y our Sy stem Memory address line failure at address , read value expecting value Memory double word logic failure at address , read value expecting value Memory odd/even logic failure at sta.
About Y our Sy stem 39 Plug & Play Configuration Error Error encountered in initializing PCI device; faulty server module board. Set the NVRAM_CLR switch to "on" and reboot the server module. See F igure 6-2 for switch location. Check for a BIOS update.
40 About Y our Sy stem W arning Messages A warning message alerts you to a po ssible problem and prompts you to respond befor e the system continues a task. F or example, befor e you format a disk ette, a message will warn you that you may lose all data on the diskette.
About Y our Sy stem 41 Alert Messages Systems management software generates alert messages for your system. Alert messages include information, status, warning, and failure messages fo r drive, temperatur e, fan, and power conditions. F or more information, see the systems management softwar e documentation.
42 About Y our Sy stem.
Using the Sy stem Setup Program 43 Using the Sy stem Setup Program After you set up your system, run the System Setup program to familiarize yourself with your system configuration and optional settings.
44 Using the Sy stem Setup Program Using the Sy stem Setup Program T able 2-1 lists the keys that you use to view or ch ange information on the System Setup program scr eens and to exit the program. NOTE: For most of the options, any changes that you make are recorded but do not take effect until you restart the sy stem.
Using the Sy stem Setup Program 45 Figure 2-1. Main Sy stem Setup Program Screen T able 2-2 lists the options and desc riptions for the information fields that appear on the main System Setup program screen. NOTE: The options for the Sy stem Setup program change base d on the sy stem configuration.
46 Using the Sy stem Setup Program Boot Sequence Determines the order in wh ich the system searches for boot devices during system startup. A vailable opt ions can include the USB diskette drive, USB CD drive, hard drives, and USB flash drive.
Using the Sy stem Setup Program 47 Memory Information Screen T able 2-3 lists the options and descriptions for the information fields that appear on the Memory Information screen. CPU Information Screen T able 2-4 lists the options and descriptions for the information fields that appear on the CPU Information screen.
48 Using the Sy stem Setup Program Integrated Devices Screen T able 2-5 lists the options and descriptions for the information fields that appear on the Integrated Devices screen. Adjacent Cache Line P refetch ( Enabled default) Enables or disables optimal us e of sequential memory access.
Using the Sy stem Setup Program 49 Serial Communication Screen T able 2-6 lists the options and descriptions for the information fields that appear on the Serial Communication screen. Sy stem Security Screen T able 2-7 lists the options and descriptions for the information fields that appear on the System Security screen.
50 Using the Sy stem Setup Program Exit Screen After you press <Es c> to exit the System Setup program, the Exit screen displays the following options: • Save Changes and Exit • Discard Chan.
Using the Sy stem Setup Program 51 Sy stem and Setup Password Features NOTICE: The password features provide a basic level of security for the data on your sy stem. If your data requires more security , use additio nal forms of protection, such as data encryption programs.
52 Using the Sy stem Setup Program The password assignment is not case-sensitive. Howe ver , certain key combinations ar e not valid. T o erase a character when entering your passwor d, pr ess <Backspace> or the left-arrow key .
Using the Sy stem Setup Program 53 Deleting or Changing an Existing Sy stem Password 1 When prompted, press <Ctrl><Enter> to disable the e xisting system password. If you are ask ed to enter your setup pa ssword, contact your network administrator .
54 Using the Sy stem Setup Program If you do not enter the correct passwor d in three atte mpts, the system lets you view , but not modify , the System Setup screens—with the following e xception: I.
Using the Sy stem Setup Program 55 F or additional information on using BMC, see the documentation for the BMC and systems management applications. Entering the BMC Setup Module 1 T urn on or restart your system. 2 P ress < Ctrl-E > when prompted after POST .
56 Using the Sy stem Setup Program.
Installing Sy stem Options 57 Installing Sy stem Options The procedures in this section describe how to r e move and install system components and server module components, including: • P ower suppl.
58 Installing Sy stem Options Power Supply Modules Y our system contains up to four ho t-pluggable power supply modules th at are accessible from the system chassis back panel.
Installing Sy stem Options 59 Figure 3-1. Removing and Ins talling a Power Supply Module Installing a Power Supply Module 1 Ensure that the power -supply module handle is fully down and then slide the power supply module into the chassis until it is fully seated.
60 Installing Sy stem Options Removing a Fan NOTICE: After a fan module is removed from the sy stem, replace it immediatel y to ensure proper cooling. 1 Identify the failed system fan using the b ack-panel fan module indicators. See F igure 1-7. F an 1 is the fan closest to the chassis midplane; F an 2 is the fan closest to the fan-module handle.
Installing Sy stem Options 61 Figure 3-3. Removing and Installing a Sy stem Fan Installing a Fan 1 Orient the replacement fan as shown in F igure 3-3. 2 Install the fan: a Slide the fan into the fan module. b Lower its fan lever . c P ress the bottom of the lever until it snaps securely into place.
62 Installing Sy stem Options Installing a DRAC/MC Module 1 Ensure that the DR AC/MC module r elease lever is fully extended. See F igure 3-4. 2 Slide the module into the chassis until it is fully seated. 3 Close the release lever until it snaps secur ely into place.
Installing Sy stem Options 63 • Reseat a DRAC/MC module • Cause a DRAC/MC failover event, such as removing the network cable from the primary DRAC/MC Performing any of these actions will po wer off and stop traffic on the bay 2 or ba y 4 I/O module, resulting in data loss.
64 Installing Sy stem Options 4 Secure the r elease lever to the module with the Phillips screw . 5 Reconnect the custom cable to the KVM module a nd connect the keyboar d, monitor , and mouse to the custom cable. Figure 3-5. Removing and Installing a KVM Module F igure 3-6 shows the basic cabling configuration for a KVM module.
Installing Sy stem Options 65 Figure 3-6. KVM Module Basic Configuration T iering an Avocent Analog KVM Switch or A vocent Digital Access KVM Switch From a Analog KVM Switch Both A vocent KVM switches.
66 Installing Sy stem Options Before connecting the KVM switch to a supported analog switch, you must set the KVM switch to display in slot order , and set the Screen Delay T ime to 1 or more seconds: 1 P ress <P rint Screen> to launch the KVM Switch OSCAR.
Installing Sy stem Options 67 Figure 3-7. Avocent Analog or Digital KVM Switch T iered from an Analog KVM Switch 4 Connect both the analog switch and th e system to an appropriate power source.
68 Installing Sy stem Options T iering an Avocent Analog KVM Switch From a Dell Console Switch T o tier an Avocent Analog KVM switch from a Dell 2161DS, 180AS, or 2160AS console switch, connect the ACI port on the r ear of the Avocent Analog KVM sw itch to one of the 16 ARI ports on the back of the Dell console switch (see F igure 3-8).
Installing Sy stem Options 69 T iering an Avocent Digital Access KVM Switch From a Dell Console Switch T o tier a Avocent Digital Access KVM switch module from a Dell 2161DS, 180AS, or 2160AS console switch: 1 Connect one end of a CA T5 cable to an ARI port on the console switch (see F igure 3-9).
70 Installing Sy stem Options Resynchronizing the Server List at the Remote Client Workstation Once the KVM switch is connected, the server modules appear in OSCAR.
Installing Sy stem Options 71 I/O Module Placements The back panel has four bays for I/O modules and are labeled IO/1, IO/2, IO/3, and IO/4 (see F igure 1-5). P owerConnect 5316M Ethernet switch modules or Ethernet pass-through modules must be installed in either bay IO/1 or IO/2.
72 Installing Sy stem Options Figure 3-10. Removing an d Installing an I/O Module Installing an I/O Module 1 Unpack the I/O module and prepar e it for installation. F or instructions, see the document ation that accompanied the module. 2 Install the I/O module.
Installing Sy stem Options 73 4 Reconnect any cables that must be attached to the module. See the documentation that accompanied the I/O mo dule for information about its cable connections. Server Modules Y our system can include up to 10 hot-pluggable s erver modules.
74 Installing Sy stem Options Installing a Server Module NOTICE: Follow this procedure carefully—it is possible to insert the server module upside-down, which may damage the chassis midplan e and the server module. 1 Orient the server module so that its top side is up.
Installing Sy stem Options 75 4 Continue to rotate the upper handle inward unt il it is flush against the lower handle. The upper -handle release latch locks both handles to the front panel of the server module when the handles are properly closed. 5 T urn on the server module by pressing the module's power button.
76 Installing Sy stem Options Figure 3-14. Inside a Server Module Closing the Server Module CAUTION: Only trained service technicians ar e authorized to remove the sy st em cover and access any of the components inside the sy stem.
Installing Sy stem Options 77 Figure 3-15. Closing a Server Module Removing and Installing Server Module Components The following procedures describe how to r e move and install the following componen.
78 Installing Sy stem Options The eight memory module sock ets ar e divided into tw o equal branches (0 and 1). Each branch consists of two channels: • Branch 0: Channel 0 (DIMM 1, DIMM 5) and chann.
Installing Sy stem Options 79 The following guidelines apply to memory sparing: • The system only supports memory sparing if eight identical memory modules are installed (same size, speed, technology , and vendor). • Sparing is not supported if mirroring is enabled.
80 Installing Sy stem Options Sample Memory Configurations T able 3-2 shows e xamples of su pported memory configurations. NOTICE: For configurations requ iring less than eight memory modules, memory module blanks must be installed in four of the unoccupied me mory sockets to maintain proper cooling airflow .
Installing Sy stem Options 81 Figure 3-16. Installing and Removing a Memory Module or Memory Module Blank 5 Align the memory module's edge conn ector with the alignment key on the memory module sock et, and insert the memory module in the socket.
82 Installing Sy stem Options Removing Memory Modules CAUTION: Only trained service technicians ar e authorized to remove the sy st em cover and access any of the components inside the sy stem.
Installing Sy stem Options 83 4 Align the connectors on the bottom of the daughter car d with the connectors on the server module board, and then pr ess down on the card edges until it is fully seated. 5 Secure the daughter car d to the serv er module board with the three scr ews.
84 Installing Sy stem Options 3 Remove the three scr ews that secure the daught er card to the server module boar d. See F igure 3-17. NOTICE: Hold the daughter card by its edges only . 4 Lift up the daughter card from its connector and r emove it from the server module board.
Installing Sy stem Options 85 Figure 3-18. Installing and Removing the Heat Sink NOTE: When removing the heat sink, the possibility exists that the processor might adhere to the heat sink and be removed from the socket. It is reco mmended that you remove the heat sink wh ile the processor is still warm.
86 Installing Sy stem Options Figure 3-19. Installing and Removing the Processor 6 Lift the processor out of the socket and leave the r elease lever up so that the socket is r eady for the new processor . NOTICE: Be careful not to bend any of the pins on the LGA so cket when removing the processor .
Installing Sy stem Options 87 5 Install the processor in the socket. NOTE: If you are installing just one pr ocessor , it must be installe d in socket CPU_1 . See Figure 6-3. NOTICE: Positioning the processor incorrectly can permane ntly damage the processo r and the sy stem board when you turn it on.
88 Installing Sy stem Options Server Module Battery The system battery is a 3.0-v olt (V), coin-cell battery . Removing and Installing the Server Module Battery CAUTION: Only trained service technicians ar e authorized to remove the sy st em cover and access any of the components inside the sy stem.
Installing Sy stem Options 89 6 If you removed a daughter car d fr om the server module board, r e ins tall it. See "Installing a Daughter Card" on page 82. 7 Close the server module. See "Clos ing the Server Module" on page 76. 8 Install the server module.
90 Installing Sy stem Options Installing a Hard Drive NOTICE: When a replacement hot-pluggable hard drive is installed and the server module is powered on, the hard drive automatically begins to rebuild. Make absolutely sure tha t the replacement hard dr ive is blank or contains data that you wish to have over -written.
Installing Sy stem Options 91 2 Open the hard-drive carrier handle to r elease the drive. See F igure 3-21. 3 Slide the hard drive out until it is fr ee of the drive bay .
92 Installing Sy stem Options Figure 3-22. Installing a Hard Drive Into a Drive Carrier Back-Panel Module Cage Assembly (Service-Only Procedure) Removing the Back-Panel Module Cage Assembly CAUTION: Only trained service technicians are authorized to remove the sy stem cover and access any of the components inside the sy stem.
Installing Sy stem Options 93 6 Remove the KVM module. See "Removing a KVM Module" on page 63. 7 Remove the I/O modules. See "Rem oving an I/O Module" on page 71. 8 Remove the four screws securing the module cage a ssembly to the chassis back panel.
94 Installing Sy stem Options 6 Install the fan modules. See "Installing a F an" on page 61. 7 Install the power supply modules. See "I nstalling a P ower Supply Module" on page 59. 8 Install the server modules. See "In stalling a Server Module" on page 74.
Installing Sy stem Options 95 Figure 3-24. Removing and Installing the Chassis Control Panel Assembly Installing the Chassis Control Panel CAUTION: Only trained service technicians are authorized to remove the sy stem cover and access any of the components inside the sy stem.
96 Installing Sy stem Options Server Module Control Panel Assembly (Service-Only Procedure) Removing the Server Module Control Panel CAUTION: Only trained service technicians are authorized to remove the sy stem cover and access any of the components inside the sy stem.
Installing Sy stem Options 97 Figure 3-25. Removing and Installing the Server Module Control Panel Assembly Installing the Server Module Control Panel 1 Place the new control panel under the server module to p bracket and secur e it with the two screws.
98 Installing Sy stem Options Sy stem Board (Service-Only Procedure) Removing the Sy stem Board CAUTION: Only trained service technicians ar e authorized to remove the sy st em cover and access any of the components inside the sy stem.
Installing Sy stem Options 99 Figure 3-26. Removing and Installing the Sy stem Board Installing the Sy stem Board CAUTION: Only trained service technicians ar e authorized to remove the sy st em cover and access any of the components inside the sy stem.
100 Installing Sy stem Options.
T roubleshooting Y our Sy stem 101 T roubleshooting Y our Sy stem Safety First—For Y ou and Y our Sy stem T o perform certain procedures in this document, you must remove the system cover and work inside the system.
102 T roubleshooting Y our Sy st em T roubleshooting External Connections Loose or improperly connected cables are the most likely source of proble ms for the system, monitor , and other peripherals (such as a printer , keyboard, mouse, or other e xternal device).
T roubleshooting Y our Sy stem 103 5 If two or more server modules ar e installed in th e chassis, press the KVM selection button on a different server module. NOTE: After pressing the KVM selection button, allow approximately two se conds for the KVM functions to change to a different server module.
104 T roubleshooting Y our Sy st em 6 If two or more server modules ar e installed in th e chassis, press the KVM selection button on a different server module. NOTE: After pressing the KVM selection button, allow approximately two se conds for the KVM functions to change to a different server module.
T roubleshooting Y our Sy stem 105 6 If two or more server modules ar e installed in th e chassis, press the KVM selection button on a different server module. NOTE: After pressing the KVM selection button, allow approximately two se conds for the KVM functions to change to a different server module.
106 T roubleshooting Y our Sy st em T roubleshooting a W et Sy stem Problem • Liquid spills • Splashes • Ex cessive humidity Action CAUTION: Many repairs may only be don e by a certified service tec hnician.
T roubleshooting Y our Sy stem 107 15 R un the Server Administrator diagnostics to confirm that the system is working properly (see "Running System Diagnostics").
108 T roubleshooting Y our Sy st em Action NOTICE: The power -supply modules are hot-pluggable. R emo ve and replace only one power -supply module at a time in a sy stem that is turned on. Le ave a failed power-supply module ins talled in the chassis until you are ready to replace it.
T roubleshooting Y our Sy stem 109 T roubleshooting the DRAC/MC Module Problem • DR AC/MC module is not operating properly • System message indicates a problem with the DR AC/MC module • DR AC/M.
110 T roubleshooting Y our Sy st em T roubleshooting a Network Switch Module Problem • System cannot communicate with the network • Network cable connections • Network switch module and hub conf.
T roubleshooting Y our Sy stem 111 Inside the Server Module F igure 4-1 shows an interior view of t he major components of the server module. Figure 4-1.
112 T roubleshooting Y our Sy st em T roubleshooting Server Module Memory Problem • F aulty memory module • F aulty server module board Action CAUTION: Many repairs may only be don e by a certified service tec hnician.
T roubleshooting Y our Sy stem 113 T roubleshooting Hard Drives Problem • Device driver error • Improperly seated hard drive carrier • F aulty hard drive or har d-drive carrier • Device drivers Action CAUTION: Many repairs may only be don e by a certified service tec hnician.
114 T roubleshooting Y our Sy st em T roubleshooting Microprocessors Problem • System message indicates a problem with the microprocessor • Heat sink is not installed for the microprocessor Action CAUTION: Many repairs may only be don e by a certified service tec hnician.
T roubleshooting Y our Sy stem 115 T roubleshooting the Server Module Battery Problem • System message indicates a problem with the battery • System Setup program loses system configuration inform.
116 T roubleshooting Y our Sy st em.
Running Sy stem Diagnostics 117 Running Sy stem Diagnostics If you experience a problem with your server module , run the diagnostics befor e calling for technical assistance. The purpose of the diagnostics is to te st your server module's hardwar e without requiring additional equipment or risking data loss.
118 Running Sy stem Diagnostics When to Use the Sy stem Diagnostics If a major component or device in the server module does not operate properly , component failure may be indicated.
Running Sy stem Diagnostics 119 When you start the system diagnost ics, a message is displayed stating that the diagnostics are initializing. Next, the Diagnostics menu appears. The menu allows you to run all or specific diagnostics tests or to exit the system diagnostics.
120 Running Sy stem Diagnostics • The right side of the screen under Devices for Highlighted Group lists the specific devices within a particular test group. • The menu area consists of two lines at the bottom of the scr een. The first line lists the menu options that you can select; press the left- or right-arrow k e y to highlight an option.
DIP Switch Settings and Connectors 121 DIP Switch Settings and Connectors This section provides detailed information about t he sever -module board DIP switch settings. It also provides some basic information on switches and describes the connectors on the various boards in the system.
122 DIP Switch Settings and Connectors Server Module Board DIP Switch CAUTION: Many repairs may only be done by a certified service technician. Y ou should only perform troubleshooting and simple repairs as authorized in your product documentation , or as directed by the online or telephone service and supp ort team.
DIP Switch Settings and Connectors 123 Server Module Board Connectors See F igure 6-3 and T able 6-1 for the location and description of the server module board connectors. T able 6-1. Server-Module DIP Switch Settings DIP Switch Setting Description PWRD_EN (Switch 1) (default) The password feature is ena bled when switch 1 is set to "on.
124 DIP Switch Settings and Connectors Figure 6-3. Server Module Board Connectors 13 18 19 12 3 2 14 15 17 1 4 7 8 9 10 11 20 5 6 16.
DIP Switch Settings and Connectors 125 T able 6-2. Sy stem Board Connectors Connector Description 1 P ASSWD (switch 1) password switch 1 2 NVRAM_CLR (switch 2) clear NVR AM switch 2 3 CON2 Midplane co.
126 DIP Switch Settings and Connectors Disabling a Forgotten Password The server module's software security featur es inc lude a system password and a setup password, which are discussed in detail in "Using t he System Setup P rogram" on page 43.
Getting Help 127 Getting Help T echnical Assistance If you need assistance with a technical problem, perform the following steps: 1 Complete the procedures in "T roubleshooting Y our System" on page 101. 2 R u n the system diagnostics and recor d any information provided.
128 Getting Help www .euro .dell.com (Europe only) www .dell.com/la (Latin American countries) www .dell.ca (Canada only) • Anonymous file transfer protocol (FTP) ftp.dell.com/ Log in as user:anonymous , and use your e-mail address as your passwor d.
Getting Help 129 Dell Enterprise T raining and Certification Dell Enterprise T raining and Certification is available; see www .dell.com/training for more information.
130 Getting Help Remember to fill out the Diagnostics Checklist. If possibl e, turn on your system before you call Dell for technical assistance and call from a telephone at or near the computer .
Getting Help 131 Diagnostics Checklist Name: Date: Address: Phone number: Service T ag (bar code on the back of the computer): Express Servi ce Code: Return Material Authorization Number ( if provided.
132 Getting Help Contacting Dell T o contact Dell electronically , yo u can access the following websites: • www .dell.com • support.dell.com (technical support) • premiersupport.
Getting Help 133 Australi a (Sydney) International Access Code: 0011 Country Code: 61 City Code: 2 W ebsite: support.ap.dell.com E-mail: support.ap.dell.com/contactus General Support 13DELL-133355 Austria (V ienna) International Access Code: 900 Country Code: 43 City Code: 1 W ebsite: support.
134 Getting Help Brazil International Access Code: 00 Country Code: 55 City Code: 51 We b s i t e : www .dell.com/br Customer Support, T ech Support 0800 90 3355 T echnical Support Fax 51 481 5470 Cus.
Getting Help 135 China (Xiamen) Country Code: 86 City Code: 592 T echnical Support website: support.dell.com.cn T echnical Support E-mail: cn_support@dell.
136 Getting Help Czech Republic (P rague) International Access Code: 00 Country Code: 420 We b s i t e : support.euro .dell.com E-mail: czech_dell@dell.
Getting Help 137 F rance (P aris) (Montpellier) International Access Code: 00 Country Code: 33 City Codes: (1) (4) W ebsite: support.euro .dell.com Home and Small Business T echnical Support for XPS p.
138 Getting Help Greece International Access Code: 00 Country Code: 30 We b s i t e : support.euro .dell.com T echnical Support 00800-44 14 95 18 Gold Service T echnical Support 00800-44 14 00 83 Swit.
Getting Help 139 Ireland (Cherrywood) International Access Code: 00 Country Code: 353 City Code: 1 W ebsite: support.euro .dell.com E-mail: dell_direct_support@dell.com T echnical Support for XPS portable computers only 1850 200 722 T echnical Support for a ll other Dell computers 1850 543 543 U.
140 Getting Help Japan (Kawasaki) International Access Code: 001 Country Code: 81 City Code: 44 We b s i t e : support.jp.dell.com T echnical Support (servers) toll-free: 0120-198-498 T echnical Suppo.
Getting Help 141 Latin America Customer T echnical Support (Austin, T exas, U.S.A.) 512 728-4093 Customer Service (Austin, T exas, U.S.A.) 512 728-3619 F ax (T echnical Support and Customer Service) (Austin, T exas, U.S.A.) 512 728-3883 Sales (Austin, T exas, U.
142 Getting Help Mexico International Access Code: 00 Country Code: 52 Customer T echnical Support 001-877-384-8979 or 001-877-269-3383 Sales 50-81-8800 or 01-800-888-3355 Customer Service 001-877-384.
Getting Help 143 Norway (L ysaker) International Access Code: 00 Country Code: 47 W ebsite: support.euro .dell.com T echnical Support for XPS portable computers only 815 35 043 T echnical Support for .
144 Getting Help Singapore (Singapore) International Access Code: 005 Country Code: 65 We b s i t e : support.ap.dell.com T echnical Support (Dimension, Inspiron, and Electronics and Accessories) toll.
Getting Help 145 Spain (Madrid) International Access Code: 00 Country Code: 34 City Code: 91 W ebsite: support.euro .dell.com Home and Small Business T echnical Support 902 100 130 Customer Care 902 1.
146 Getting Help Ta i w a n International Access Code: 002 Country Code: 886 We b s i t e : support.ap.dell.com E-mail: ap_support@dell.com T echnical Support (OptiPlex, Latitude, Inspiron, Dimension,.
Getting Help 147 U.K. (Bracknell) International Access Code: 00 Country Code: 44 City Code: 1344 W ebsite: support.euro .dell.com Customer Care website: support.
148 Getting Help U.S.A. (Austin, T exas) International Access Code: 011 Country Code: 1 Automated Or der-Status Service toll-free: 1-800-433-9014 AutoT ech (portable and desktop computers) toll-free: .
Glossary 149 Glossary This section defines or identifies technical terms, abbreviations, and acronyms used in your system documents. A — Ampere(s). AC — Alternating current. ACP I — Advanced Configuration and P ower Interface. A standard interface for enabling the operating system to direct configuration and power management.
150 Glossary cm — Centimeter(s). cmos — Complementary metal-oxide semiconductor . component — As they relate to DMI, components include operating systems, computer systems, e xpansion cards, and peripherals that ar e compatible with DMI. Each component is made up of groups and attributes that are defined as r elevant to that component.
Glossary 151 expansion-card connector — A connector on the system board or riser boar d for plug ging in an expansion car d. F — F ahrenheit. FAT — File allocation table. The file system structur e used by MS-DOS to organize and k eep track of file storage.
152 Glossary key combination — A command requiring you to pr ess multiple keys at the same time (for e xample, <Ctrl><Alt><Del>). kg — Kilogram(s); 1000 grams. kHz — Kilohertz. KMM — Keyboar d/monitor/mouse. KVM — Keyboar d/video/mouse.
Glossary 153 NVRAM — Nonvolatile random-access memory . Memory that does not lose its contents when you turn off your system. NVRAM is used for maintaining the date, time, and system configuration information. parity — Redundant information that is associated with a block of data.
154 Glossary ROMB — R AID on motherboard. rpm — Revolutions per minute. RT C — Real-time clock. SAS — SCSI Attached Storage. SA T A — Serial Advanced T echnology Attachment. A standard interface between the system boar d and storage devices.
Glossary 155 UNIX — Universal Internet Exchange. UNIX, the precursor to Linux, is an operating system written in the C programming language. uplink port — A port on a network hub or switch used to connect to other hubs or sw itches without r equiring a crossover cable.
156 Glossary.
Index 157 Index A AC power pr esent indicator , 20 asset tag utility , 54 A vocent Analog KVM switch module, 22 A vocent Digital Access KVM switch module, 24 B baseboard management controller , 54 BMC.
158 Index 158 Index features (continued) P owerConnect 5316M Ethernet switch, 2 9 server module, 1 2 server module power button, 1 4 system, 1 0 system control panel, 1 1 system identification, 1 1 sy.
Index 159 M memory installing, 8 0 troubleshooting, 1 1 2 upgrade kits, 7 7 upgrading, 7 7 memory modules removing, 8 2 messages alert, 4 1 error messages, 4 3 server module, 3 4 system diagnostics, 4.
160 Index 160 Index support contacting Dell, 1 3 2 system board connectors, 1 2 3 system components installing, 5 7 removing, 5 7 system control panel, 11 system fans, 59 system features, 10 system pa.
An important point after buying a device Dell 1955 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell 1955 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell 1955 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 1955 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 1955 will certainly help you make a decision on the purchase.
If you already are a holder of Dell 1955, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell 1955.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 1955. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 1955 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
