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Troubleshooting Your System

Ensure that the processor and heat sink are properly installed. See "Installing a Processor" on page 81.

Close the system. See "Closing the System" on page 47.

Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.

If the problem persists, see "Getting Help" on page 121.

Содержание POWEREDGE 840

Страница 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell PowerEdge 840 Systems Hardware Owner s Manual ...

Страница 2: ... Inspiron DellPrecision Dimension OptiPlex Latitude PowerEdge PowerVault PowerApp PowerConnect and XPS are trademarks of Dell Inc Intel Pentium and Celeron are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows Server are registered trademarks of Microsoft Corporation Red Hat is a registered trademark of Red Hat Inc SUSE is a registered trademark of Novell Inc UNIX is ...

Страница 3: ... Hard Drive Indicator Codes 17 System Messages 18 System Beep Codes 26 Warning Messages 28 Diagnostics Messages 28 Alert Messages 28 Baseboard Management Controller Messages 28 2 Using the System Setup Program 29 Entering the System Setup Program 29 Responding to Error Messages 29 Using the System Setup Program 29 System Setup Options 30 Main Screen 30 CPU Information Screens 33 Integrated Devices...

Страница 4: ... 47 Connecting Drives 47 Interface Cables 47 Drive Cable Configurations 47 DC Power Cables 48 Diskette Drive 48 Removing a Diskette Drive 48 Installing a Diskette Drive 48 Optical or Tape Drives 49 Installing an Optical or Tape Drive 50 Hard Drives 53 Hard Drive Installation Guidelines 53 Configuring the Boot Drive 54 Removing a Hard Drive from the Drive Bay 54 Installing a Hard Drive in the Drive...

Страница 5: ...xpansion Card 73 Replacing the SAS Controller Card Battery 75 Memory 76 General Memory Module Installation Guidelines 76 Installing Memory Modules 76 Removing Memory Modules 78 Microprocessor 78 Removing the Processor 79 Installing a Processor 81 Installing a RAC Card 83 System Battery 83 Replacing the System Battery 83 Front I O Panel Service Only Parts Procedure 85 Removing the Control Panel Ass...

Страница 6: ...Troubleshooting a Wet System 96 Troubleshooting a Damaged System 97 Troubleshooting the System Battery 98 Troubleshooting Power Supplies 98 Troubleshooting System Cooling Problems 99 Troubleshooting a Fan 99 Troubleshooting System Memory 100 Troubleshooting a Diskette Drive 101 Troubleshooting an Optical Drive 102 Troubleshooting an External SCSI Tape Drive 103 Troubleshooting a Hard Drive 104 Tro...

Страница 7: ...ons 113 Selecting Devices for Testing 113 Selecting Diagnostics Options 113 6 Jumpers and Connectors 115 System Board Jumpers 115 System Board Connectors 118 Disabling a Forgotten Password 120 7 Getting Help 121 Obtaining Assistance 121 Online Services 121 AutoTech Service 122 Automated Order Status Service 122 Support Service 122 Dell Enterprise Training and Certification 123 Problems With Your O...

Страница 8: ...8 Contents Glossary 147 Index 155 ...

Страница 9: ... resolve any problems indicated by a message The system indicators and features are illustrated in this section Other Information You May Need CAUTION The Product Information Guide provides important safety and regulatory information Warranty information may be included within this document or as a separate document The Getting Started Guide provides an overview of system features setting up your ...

Страница 10: ...em Setup Program on page 29 F10 Opens the utility partition allowing you to run the system diagnostics See Running the System Diagnostics on page 112 Ctrl E Enters the Baseboard Management Controller BMC Management Utility which allows access to the system event log SEL See the BMC User s Guide for more information on setup and use of BMC Ctrl C Enters the SAS Configuration Utility See your SAS ad...

Страница 11: ...ndicators and connectors located on the system s front panel Table 1 2 provides component descriptions Figure 1 1 Front Panel Features and Indicators 1 power button 2 power on indicator 3 hard drive activity indicator 4 system status indicator 5 security lock 6 USB connectors 2 1 2 3 4 6 5 ...

Страница 12: ...ower on For more information see Using the System Setup Program on page 29 and the operating system s documentation 2 Power on indicator On System power is on Blinking System is on but in standby state or system is off but still connected to the power source 3 Hard drive activity indicator Flashes when data is being read from or written to the internal SATA hard drives that are connected to the in...

Страница 13: ...e 1 2 shows the connectors located on the system s back panel Figure 1 2 Back Panel Features 1 AC power connector 2 mouse connector 3 keyboard connector 4 serial connectors 5 5 video connector 6 USB connector 2 7 NIC connector 8 expansion slots 5 1 5 7 4 3 2 6 8 ...

Страница 14: ...nformation about enabling disabling and configuring I O ports and connectors NIC Indicator Codes The NIC on the back panel has an indicator that provides information on network activity and link status See Figure 1 3 Table 1 3 lists the NIC indicator codes Figure 1 3 NIC Indicators 1 link indicator 2 activity indicator Table 1 3 NIC Indicator Codes Indicator Type Indicator Code Description Activit...

Страница 15: ...es the light is off Table 1 4 Diagnostic Indicator Codes Code Causes Corrective Action No power is applied to the system See Troubleshooting Power Supplies on page 98 A possible processor failure has occurred See Troubleshooting the Microprocessor on page 109 Memory failure See Troubleshooting System Memory on page 100 Possible expansion card failure See Troubleshooting Expansion Cards on page 108...

Страница 16: ... 121 Possible expansion card failure See Troubleshooting Expansion Cards on page 108 Other failure Ensure that the diskette drive optical drive and hard drive s are properly connected See Troubleshooting Your System on page 91 for the appropriate drive s installed in your system If the problem persists see Getting Help on page 121 The system is in a normal operating condition after POST Informatio...

Страница 17: ...e system two indicators on each of the hard drive carriers provide information on the status of the hard drives See Figure 1 4 and Table 1 5 The SAS backplane firmware controls the drive power on fault indicator Figure 1 4 Hard Drive Indicators 1 drive status indicator 2 drive busy indicator 2 1 ...

Страница 18: ...ted in Table 1 6 check the documentation for the application that is running when the message appears or the operating system s documentation for an explanation of the message and recommended action Table 1 5 Hard Drive Indicator Patterns Condition Indicator Pattern Identify drive The green power on fault indicator blinks four times per second Drive being prepared for removal The green power on fa...

Страница 19: ...d See Troubleshooting System Memory on page 100 Diskette drive 0 seek failure Incorrect configuration settings in System Setup program Run the System Setup program to correct the settings See Using the System Setup Program on page 29 Faulty or improperly installed diskette loose diskette drive or optical drive interface cable or loose power cable Replace the diskette Ensure that the diskette drive...

Страница 20: ... problem persists replace the keyboard Gate A20 failure Faulty keyboard controller faulty system board See Getting Help on page 121 General failure Operating system corrupted or improperly installed Reinstall the operating system IDE Primary drive x not found Improperly connected or missing optical drive or tape backup unit Ensure that the drive cables are properly connected See Troubleshooting Yo...

Страница 21: ...read value expecting value Memory double word logic failure at address read value expecting value Memory odd even logic failure at address read value expecting value Memory write read failure at address read value expecting value Faulty or improperly installed memory modules or faulty system board Ensure that all memory modules are properly installed See Troubleshooting System Memory on page 100 I...

Страница 22: ...priate cables are securely connected to the expansion cards See Troubleshooting Expansion Cards on page 108 PCIe Degraded Link Width Error Embedded Bus nn Dev nn Funcn Expected Link Width is n Actual Link Width is n Faulty or improperly installed PCIe card Reseat the PCIe cards See Expansion Cards on page 71 If the problem persists see Getting Help on page 121 PCIe Degraded Link Width Error Slot n...

Страница 23: ...t the diskette optical and hard drive cables are properly connected See Troubleshooting a Diskette Drive on page 101 Troubleshooting an Optical Drive on page 102 Troubleshooting SATA Hard Drives on page 105 or Troubleshooting a SAS RAID Controller on page 107 for the appropriate drive s installed in your system Remote Configuration update attempt failed System could not implement Remote Configurat...

Страница 24: ... Ensure that all memory modules are properly installed See Troubleshooting System Memory on page 100 If the problem persists see Getting Help on page 121 The amount of system memory has changed Faulty memory module See Troubleshooting System Memory on page 100 If the problem persists see Getting Help on page 121 The amount of tested memory is below the minimum system configuration System halted In...

Страница 25: ...em persists see Getting Help on page 121 Utility partition not available F10 key was pressed during POST but no utility partition exists on the boot hard drive Create a utility partition on the boot hard drive See the CDs that came with your system Warning No microcode update loaded for processor n Unsupported processor Update the BIOS firmware using the Dell Support website at support dell com Wr...

Страница 26: ...er test failure See Troubleshooting the Microprocessor on page 109 1 1 3 CMOS write read failure faulty system board Faulty system board See Getting Help on page 121 1 1 4 BIOS error Reflash the BIOS 1 2 1 Programmable interval timer failure faulty system board Faulty system board See Getting Help on page 121 1 2 2 DMA initialization failure See Troubleshooting System Memory on page 100 1 2 3 DMA ...

Страница 27: ...e 4 2 3 Gate A20 failure 4 2 4 Unexpected interrupt in protected mode See Troubleshooting Expansion Cards on page 108 4 3 1 Improperly installed or faulty memory modules See Troubleshooting System Memory on page 100 4 3 2 No memory modules installed in the first memory module connector Install a memory module in the first memory module connector See Memory on page 76 4 3 3 Faulty system board Faul...

Страница 28: ...nd then follow the instructions in that section for obtaining technical assistance Alert Messages Systems management software generates alert messages for your system Alert messages include information status warning and failure messages for drive temperature fan and power conditions For more information see the systems management software documentation Baseboard Management Controller Messages The...

Страница 29: ...he system to finish booting and then restart your system and try again NOTE To ensure an orderly system shutdown see the documentation that accompanied your operating system Responding to Error Messages You can enter the System Setup program by responding to certain error messages If an error message appears while the system is booting make a note of the message Before entering the System Setup pr...

Страница 30: ...p program screen appears see Figure 2 1 Table 2 1 System Setup Program Navigation Keys Keys Action Up arrow or Shift Tab Moves to the previous field Down arrow or Tab Moves to the next field Spacebar left and right arrows Cycles through the settings in a field In many fields you can also type the appropriate value Esc Exits the System Setup program and restarts the system if any changes were made ...

Страница 31: ...s the options and descriptions for the information fields that appear on the main System Setup program screen NOTE The options for the System Setup program change based on the system configuration NOTE The System Setup program defaults are listed under their respective options where applicable ...

Страница 32: ...cessor option See Table 2 3 Primary IDE 0 Enables Auto or disables Off the IDE device in Drive 0 optical drive Primary IDE 1 Enables Auto or disables Off the IDE device in Drive 1 tape backup unit SATA Port 0 Enables Auto or disables Off the SATA hard drive in Port 0 SATA Port 1 Enables Auto or disables Off the SATA hard drive in Port 1 SATA Port 2 Enables Auto or disables Off the SATA hard drive ...

Страница 33: ... keyboard or keyboard controller during POST This setting does not affect the operation of the keyboard itself if a keyboard is attached to the system Asset Tag Displays the customer programmable asset tag number for the system if an asset tag number has been assigned Table 2 3 CPU Information Screen Option Description Bus Speed Displays the bus speed of the processor s Logical Processor Enabled d...

Страница 34: ...nal IDE controller is not detected SATA Controller ATA default Allows the integrated SATA controller to be set to Off or ATA Mode Off disables the SATA subsystem ATA Mode sets the SATA subsystem to Native IDE mode USB Controller On with BIOS support default Enables or disables the system s USB ports Options are On with BIOS support On without BIOS support or Off Disabling the USB ports makes syste...

Страница 35: ...ntegrated shared NIC RAC control uses only the COM1 address The COM1 BMC setting allows you to toggle the system between a COM1 setting and BMC Serial setting In this mode press ESC to enter the BMC Serial setting and press ESC q to return to the COM1 setting Off and COM3 are not available options when Console Redirection is set to use Serial Port 1 Speaker On default Enables or disables the syste...

Страница 36: ...start up by pressing Ctrl Enter To unlock the system password enter the setup password in the Setup Password field and then change the Password Status option to Unlocked In this state you can disable the system password at system start up by pressing Ctrl Enter and then change the password using the System Password option Front Bezel Chassis Intrusion Enables or disables the chassis intrusion dete...

Страница 37: ... changes the password jumper setting to disable the passwords and erases the existing passwords This procedure is described in Disabling a Forgotten Password on page 120 Using the System Password After a system password is assigned only those who know the password have full use of the system When the System Password option is set to Enabled the system prompts you for the system password after the ...

Страница 38: ...ave assigned a setup password see Using the Setup Password on page 39 the system accepts your setup password as an alternate system password When the Password Status option is set to Unlocked you have the option to leave the password security enabled or to disable the password security To leave the password security enabled 1 Turn on or reboot your system by pressing Ctrl Alt Del 2 Type your passw...

Страница 39: ... Using the Setup Password Assigning a Setup Password You can assign or change a setup password only when the Setup Password option is set to Not Enabled To assign a setup password highlight the Setup Password option and press the or key The system prompts you to enter and verify the password If a character is illegal for password use the system beeps NOTE The setup password can be the same as the ...

Страница 40: ...not locked through the Password Status option you can assign a system password however you cannot disable or change an existing system password NOTE You can use the Password Status option in conjunction with the Setup Password option to protect the system password from unauthorized changes Deleting or Changing an Existing Setup Password 1 Enter the System Setup program and select the System Securi...

Страница 41: ...ard drives Cooling Shroud Cooling Fans Power supply Expansion cards Memory SAS controller card Microprocessor System battery Front I O panel System board Recommended Tools You may need the following items to perform the procedures in this section 2 Phillips screwdriver Long 2 Phillips screwdriver blade at least 6 inches long Small flat blade driver Wrist grounding strap ...

Страница 42: ...e for up to four SAS or SATA hard drives Two 5 25 inch external drive bays in the front of the system can accommodate optical or tape drives a single 3 25 drive can accommodate an optional diskette drive A controller expansion card is required to use SAS hard drives Power is supplied to the system board and internal peripherals through a single nonredundant power supply 1 front fan 2 drive cage 3 ...

Страница 43: ...safety precautions working inside the computer and protecting against electrostatic discharge Removing the Bezel You must remove the bezel to remove the system cover 1 Using the system key unlock the bezel See Figure 3 2 2 Slide the bezel latch toward the right side of the system 3 Swing the top of the bezel away from the system disengage the hooks at the bottom of the bezel and lift the bezel awa...

Страница 44: ...the bezel See Removing the Bezel on page 43 3 Lay the system on its right side 4 Loosen the thumbscrew at the front of the system See Figure 3 3 5 Slide the cover forward and grasp it at both ends 6 Lift the front edge of the cover 2 5 cm 1 inch slide the cover toward the top of the system and then lift the cover away from the system Figure 3 3 Removing the Cover Front Panel Drive Inserts To help ...

Страница 45: ...tion Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Remove the bezel See Removing the Bezel on page 43 3 Remove the bezel drive insert see Figure 3 4 a From inside the bezel press the center of the insert...

Страница 46: ...both inserts in an empty 5 25 inch drive bay to maintain Federal Communications Commission FCC certification of the system The inserts also help keep dust and dirt out of the system 1 Install the chassis drive insert by sliding the insert into the chassis until tabs on the side of the insert snap into place See Figure 3 4 2 Install the bezel drive insert by sliding the insert into the bezel until ...

Страница 47: ...stress on the cable Drive Cable Configurations Your system can accommodate many different drive configurations each with specific cable requirements Table 3 1 shows the cable requirements for common drive configurations Table 3 1 Drive Cable Configuration Drives Required Cable Cable Connections IDE optical drives internal IDE and external SCSI tape drives with optional SCSI HBA card See Figure 3 7...

Страница 48: ...nterface cable from the diskette drive See Figure 3 5 4 Remove the two screws that secure the diskette drive in the externally accessible drive bay See Figure 3 5 5 Slide the diskette drive forward out of the drive bay Installing a Diskette Drive CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing a...

Страница 49: ...additional IDE or SCSI tape drive can be installed in the second external drive bay These drives connect either to the system board or to an optional controller card NOTE Installing an additional optical drive in the second external drive bay is not supported 1 diskette 3 5 inch drive 2 externally accessible drive bay 3 screws 2 4 interface cable 5 power cable 1 2 5 4 3 ...

Страница 50: ...e the drive for installation For instructions see the documentation that accompanied the drive NOTE If you are installing a SCSI tape drive you must install an Ultra 3 SCSI controller card The optional SAS controller card does not support a SCSI tape drive 2 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system See Opening the...

Страница 51: ...See Figure 3 6 9 Connect the interface cable to the drive and to the appropriate connector on the system board or controller card if applicable NOTE See the documentation that is included with the controller card for more information If you are installing an IDE device such as an optical drive connect the interface cable to the IDE device and the IDE connector on the system board See Figure 3 7 1 ...

Страница 52: ... to the system board can be installed together as shown in Figure 3 7 Figure 3 7 Connecting a Tape Drive to a SCSI Controller Card 10 Ensure that all cables are firmly connected and arranged so that they will not catch on the computer cover or block airflow inside the system 11 Close the system See Closing the System on page 47 12 Stand the system upright 13 Reconnect the system to its electrical ...

Страница 53: ...SAS backplane SAS or SATA drives can be hot pluggable only if they are attached to an optional SAS backplane See Hot Plug SATA Hard Drives Using the SAS Backplane on page 61 Hot Plug SATA Hard Drives Using the SAS Backplane on page 61 and Removing and Installing the Optional SAS Backplane Board on page 61 Hard Drive Installation Guidelines Use the following guidelines when installing hard drives Y...

Страница 54: ...m cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge If you are using the optional SAS backplane your hard drives may be installed in a lever release drive bay See Removing a Hard Drive from a Lever Rel...

Страница 55: ...kplane is installed For more information see Hot Plug SATA Hard Drives Using the SAS Backplane on page 61 1 Unpack the drive and controller card if applicable and prepare the drive for installation For instructions see the documentation that accompanied the drive 1 hard drive bay 2 screws 4 per drive 3 hard drive 4 drive cable 5 power cable connector 6 hard drive bay 2 3 1 5 4 6 ...

Страница 56: ... drive bay in the system NOTICE To prevent damage to internal system components ensure that a connector cap is installed on each available power connector that is not connected to a hard drive 4 Connect a power cable to each hard drive See Figure 3 8 5 Connect the hard drive interface cables to each hard drive If you are installing a SATA hard drive connect the SATA interface cable to the hard dri...

Страница 57: ...nstalling System Components 57 Figure 3 9 Connecting SATA Hard Drives to the Integrated Drive Controller 1 SATA hard drive up to four 2 SATA interface cable 3 SATA_1 connector 4 SATA_0 connector 4 2 3 1 ...

Страница 58: ...airflow inside the system 7 Close the system See Closing the System on page 47 8 Stand the system upright 9 Reconnect the system to its electrical outlet and turn the system on including any attached peripherals 10 Partition and logically format the hard drive See the operating system documentation for more information 11 Install any required device drivers 1 SATA hard drive up to four 2 SATA inte...

Страница 59: ...n the system before removing a drive carrier unless a SAS controller is connected to the optional SAS backplane See Hot Plug SATA Hard Drives Using the SAS Backplane on page 61 for information on hot plug drive requirements and operation The drive bays in a system with an optional SAS backplane board provides space for up to four optional lever release hard drives The hard drives plug into the SAS...

Страница 60: ...rier and attempt to lock its handle next to a partially installed carrier Doing so can damage the partially installed carrier s shield spring and make it unusable Ensure that the adjacent drive carrier is fully installed 4 Insert the hard drive carrier into the drive bay See Figure 3 11 5 Close the hard drive carrier handle to lock it in place 6 Install the bezel See Installing the Bezel on page 4...

Страница 61: ...e board see Removing and Installing the Optional SAS Backplane Board on page 61 Removing and Installing the Optional SAS Backplane Board The optional SAS backplane board supports hot plug SAS or SATA drives if an optional SAS controller card is installed in the system CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the syst...

Страница 62: ...o connector BP_I2C on the system board See System Board Connectors on page 118 8 If not already installed install the SAS controller card See Installing an Expansion Card on page 72 for instructions about installing the card 9 Connect the SAS data cable to the SAS controller card and to the SAS interface connector on the backplane See Figure 3 13 and Figure 3 12 10 Close the system See Closing the...

Страница 63: ...als 14 Install any required device drivers 15 Run the SAS controllers tests and the hard drive tests in the system diagnostics See Running the System Diagnostics on page 112 Installing SATA and SCSI hard drives in the same system is not supported Figure 3 13 SAS Backplane Connected to a SAS Controller Card 1 SAS backplane 2 SATA hard drive up to four 3 SAS interface cable 4 SAS controller card 1 2...

Страница 64: ...ion on taking the hard drive offline 3 Remove the drive See Removing a Hard Drive from a Lever Release Drive Carrier on page 59 Cooling Shroud Removing the Cooling Shroud CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information abo...

Страница 65: ... cables so they do not obstruct the memory modules and interfere with installing the cooling shroud 4 Gently lower the cooling shroud until the shroud release tab on the back panel snaps into place 5 Reconnect the power cable s to the SAS backplane if applicable or the hard drive s Cooling Fans The system includes the following cooling fans Front system fan only when configured with optional SAS o...

Страница 66: ...trostatic discharge Figure 3 15 illustrates the front system fan inside the system and the fan cable routing hole in the expansion card guide bracket 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Open the system See Opening the System on page 43 3 Disconnect the fan power cable from the FRONT_FAN connector on the system board See Sy...

Страница 67: ...ing Drives on page 47 6 Stand the system upright 7 Reconnect the system to its electrical outlet and turn the system on including any attached peripherals Removing the Back System Fan CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete in...

Страница 68: ...nst electrostatic discharge 1 Align the tabs on the fan bracket with the mounting holes in the back panel and slide the fan assembly toward the power supply about 0 63 cm 0 25 inch until the fan bracket release tab snaps into place See Figure 3 16 2 Connect the fan cable to the BACK_FAN connector on the system board To identify system board connectors see System Board Connectors on page 118 3 Inst...

Страница 69: ...s working inside the computer and protecting against electrostatic discharge 1 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 2 Open the system See Opening the System on page 43 3 Disconnect the DC power cables from the following components POWER CONN connector on the backplane board if applicable PWR_CONN and 12V connectors on the system board Ha...

Страница 70: ...e power supply up and out of the system Replacing the Power Supply 1 Lower the power supply into the system and align the mounting holes with the holes on the back panel 2 Install the four screws securing the power supply to the back panel 3 Install the cooling shroud See Installing the Cooling Shroud on page 65 1 power supply 2 screws 4 2 1 ...

Страница 71: ...stem to its electrical outlet and turn the system on including any attached peripherals Expansion Cards Your system supports up to five full length expansion cards installed in connectors on a riser card The expansion slots are configured as follows Slot 1 is a x8 lane width PCI Express expansion slot Slot 2 is a x1 lane width PCI Express expansion slot Slots 3 and 4 are 3 3 V 64 bit 133 MHz PCI X...

Страница 72: ...urn off the system including any attached peripherals and disconnect the system from the electrical outlet 3 Open the system See Opening the System on page 43 4 Remove the filler bracket from the expansion slot 5 Install the expansion card See Figure 3 19 a Position the expansion card so that the card edge connector aligns with the expansion card connector on the system board b Insert the card edg...

Страница 73: ...moving and Installing an Expansion Card Removing an Expansion Card CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Turn ...

Страница 74: ... to maintain Federal Communications Commission FCC certification of the system The brackets also help keep dust and dirt out of the system and aid in proper cooling and airflow inside the system 5 If you are removing the card permanently install a metal filler bracket over the empty expansion slot opening and close the expansion card latch 6 Close the system See Closing the System on page 47 7 Sta...

Страница 75: ...3 20 Replacing the SAS Controller Card Battery 2 Remove the battery and battery holder from the system chassis See Figure 3 20 3 Insert the new battery into the battery bay ensuring that the battery is aligned and fully seated into the slots 4 Connect the battery cable to the SAS controller card 1 chassis notches 2 battery battery holder 1 2 ...

Страница 76: ... size speed and technology Table 3 2 shows examples of different memory configurations Installing Memory Modules CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and prot...

Страница 77: ...ect insertion of the memory module in the socket 6 Press down on the memory module with your thumbs while pulling up on the ejectors with your index fingers to lock the memory module into the socket When the memory module is properly seated in the socket the ejectors on the memory module socket align with the ejectors on the other sockets that have memory modules installed 7 Repeat this procedure ...

Страница 78: ...r and protecting against electrostatic discharge 1 Turn off the system including any attached peripherals and disconnect the system from the electrical outlet 2 Open the system See Opening the System on page 43 3 Locate the memory module sockets See System Board Connectors on page 118 4 Press down and out on the ejectors on each end of the socket until the memory module pops out of the socket See ...

Страница 79: ... shroud See Removing the Cooling Shroud on page 64 NOTICE Never remove the heat sink from a processor unless you intend to remove the processor The heat sink is necessary to maintain proper thermal conditions 4 Remove the heat sink See Figure 3 22 a Open one securing clip by pressing the end of the clip down and away from the retention module until it clears the securing tab on the retention modul...

Страница 80: ...80 Installing System Components Figure 3 22 Removing the Heat Sink 1 heat sink 2 securing clips 2 2 1 ...

Страница 81: ...rocessor CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Unpack the new processor and heat sink if provided 2 Ensure tha...

Страница 82: ...ink to the retention module a Gently press down on the heat sink and then press one securing clip to secure it b Repeat step a for the remaining securing clip 10 Ensure that the back fan connector is connected to the BACK_FAN connector on the system board See System Board Connectors on page 118 11 Install the cooling shroud See Installing the Cooling Shroud on page 65 12 Close the system See Closi...

Страница 83: ...e system board See System Board Connectors on page 118 5 Close the system See Closing the System on page 47 6 Stand the system upright 7 Reconnect the system to its electrical outlet and turn the system on including any attached peripherals 8 Enter the System Setup program and verify that the setting for the RAC card has changed to reflect the presence of the card See Using the System Setup Progra...

Страница 84: ...the battery socket until the latch snaps into place over the edge of the battery See Figure 3 24 6 Close the system See Closing the System on page 47 7 Stand the system upright 8 Reconnect the system to its electrical outlet and turn the system on including any attached peripherals 9 Enter the System Setup program to confirm that the battery operates properly 10 From the main screen select System ...

Страница 85: ...disconnect the system from the electrical outlet 2 Open the system See Opening the System on page 43 3 Disconnect the control panel assembly cable from the FRONT_PANEL connector on the system board and remove the assembly cable from its guide bracket See Figure 3 25 4 Slide the chassis intrusion switch upward and lift it out of its slot in the front of the chassis Then remove the chassis intrusion...

Страница 86: ... Components Figure 3 25 Removing the Control Panel Assembly 1 assembly cable guide bracket 2 chassis floor 3 control panel assembly 4 control panel assembly cable 5 mounting screws 2 6 chassis intrusion switch 5 3 2 1 4 6 ...

Страница 87: ...emoved and replaced as a single assembly CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge CAUTION The processor heat sink c...

Страница 88: ...ol panel cable FRONT_PANEL connector Front fan cable FRONT_FAN connector Back fan cable BACK_FAN connector Any other cables attached to the system board after recording their locations 11 Remove the back fan See Removing the Back System Fan on page 67 in Installing System Components 12 Remove all PCI expansion cards from the expansion slots See Removing an Expansion Card on page 73 13 Pull up on t...

Страница 89: ...ame locations See Installing Memory Modules on page 76 4 Remove the processor from the original system board See Removing the Processor on page 79 5 Reinstall the processor and heat sink on the new system board See Installing a Processor on page 81 6 Making sure that no cables are trapped beneath the system board tray lower the new system board into the chassis 7 Position the system board in place...

Страница 90: ...e cable s to the system board or optional hard drive controller card Ensure that you reattach the interface cables in their original locations 13 Reconnect the power cables to the hard drives in the drive bay or to the optional SAS backplane 14 Replace the cooling shroud See Installing the Cooling Shroud on page 65 15 Connect the two power cables to connectors PWR_CONN and 12V on the system board ...

Страница 91: ...Table 4 1 Start Up Routine Indications Look listen for Action A status or error message displayed on the monitor See System Messages on page 18 A series of beeps emitted by the system See System Beep Codes on page 26 Diagnostic indicator lights indicate a problem See Diagnostics Indicator Codes on page 15 Alert messages from the systems management software See the systems management software docum...

Страница 92: ...ic IRQ requirements Table 4 2 lists the IRQ assignments Troubleshooting the Video Subsystem Problem Monitor is not working properly Video memory is faulty Table 4 2 IRQ Assignment Defaults IRQ Line Assignment IRQ0 System timer IRQ1 Keyboard controller IRQ2 Interrupt controller 1 to enable IRQ8 through IRQ15 IRQ3 Available IRQ4 Serial port 1 COM1 and COM3 IRQ5 Remote access controller IRQ6 Diskette...

Страница 93: ...p on page 121 Troubleshooting the Keyboard Problem System message indicates a problem with the keyboard Keyboard is not functioning properly Action 1 If you are using a USB keyboard enter the System Setup program and ensure that the USB ports are enabled See Using the System Setup Program on page 29 2 Examine the keyboard and its cable for signs of damage 3 Swap the faulty keyboard with a working ...

Страница 94: ...and configured correctly for your application See Using the System Setup Program on page 29 2 If the problem is confined to a particular application see the application documentation for specific port configuration requirements that the program may require 3 Run the appropriate online diagnostic test See Using Dell PowerEdge Diagnostics on page 111 If the tests run successfully but the problem per...

Страница 95: ...ng device to the other USB connector 4 Turn on the system and the reconnected device If the problem is resolved the USB connector might be defective See Getting Help on page 121 5 If possible swap the interface cable with a working cable If the problem is resolved replace the interface cable See Getting Help on page 121 6 Turn off the system and the USB device and swap the device with a comparable...

Страница 96: ...e proper type and do not exceed the maximum length Troubleshooting External Connections Loose or improperly connected cables are the most likely source of problems for the system monitor and other peripherals such as a printer keyboard mouse or other external device Ensure that all external cables are securely attached to the external connectors on your system See Figure 1 2 for the back panel con...

Страница 97: ...ION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Open the system See Opening the System on page 43 2 Ensure that the followin...

Страница 98: ...stem Components If the problem is not resolved by replacing the battery see Getting Help on page 121 NOTE Some software may cause the system time to speed up or slow down If the system seems to operate normally except for the time kept in the System Setup program the problem may be caused by software rather than by a defective battery Troubleshooting Power Supplies Problem System status indicators...

Страница 99: ...sure that none of the following conditions exist System cover cooling shroud drive blank or front or back filler panel is removed Ambient temperature is too high External airflow is obstructed Cables inside the system obstruct airflow An individual cooling fan is removed or has failed See Troubleshooting a Fan on page 99 Troubleshooting a Fan Problem System status indicator is amber Systems manage...

Страница 100: ...e system cover and access any of the components inside the system Before performing any procedure see your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge 1 Run the appropriate online diagnostic test See Using Dell PowerEdge Diagnostics on page 111 2 Turn on the system and attached peripherals If...

Страница 101: ...m and attached peripherals and disconnect the system from its electrical outlet b Open the system See Opening the System on page 43 c Perform step d through step f in step 9 for each memory module installed If the problem persists see Getting Help on page 121 Troubleshooting a Diskette Drive Problem Error message indicates a diskette drive problem Action CAUTION Only trained service technicians ar...

Страница 102: ... see whether the diskette drive works correctly If the tests run successfully an expansion card may be conflicting with the diskette drive logic or an expansion card may be faulty Continue to the next step If the tests fail see Getting Help on page 121 17 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 18 Open the system See Opening the System on p...

Страница 103: ...ble is properly connected to the drive 8 Close the system See Closing the System on page 47 9 Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the problem is not resolved see Getting Help on page 121 Troubleshooting an External SCSI Tape Drive Problem Defective tape drive Defective tape cartridge Missing or corrupted tape backup software or tape driv...

Страница 104: ...ape backup software documentation 13 If you cannot resolve the problem see Getting Help on page 121 for information on obtaining technical assistance Troubleshooting a Hard Drive Problem Device driver error One or more hard drives not recognized by the system Action CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system...

Страница 105: ... the SAS or SATA cables are securely seated in their connectors e Close the system See Closing the System on page 47 f Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the problem persists see Getting Help on page 121 Troubleshooting SATA Hard Drives Troubleshooting a SATA Hard Drive Problem Faulty hard drive Damaged or improperly connected hard driv...

Страница 106: ...tem documentation 12 If possible restore the files to the drive If the problem persists see Getting Help on page 121 Troubleshooting a SATA Hard Drive in a RAID Configuration Problem Device driver error Damaged or improperly connected hard drive cables Action CAUTION Only trained service technicians are authorized to remove the system cover and access any of the components inside the system Before...

Страница 107: ...p on page 121 Troubleshooting a SAS RAID Controller NOTE When troubleshooting a SAS RAID controller also see the documentation for your operating system and the controller Problem Error message indicates a problem with the SAS RAID controller SAS RAID controller performs incorrectly or not at all Action CAUTION Only trained service technicians are authorized to remove the system cover and access a...

Страница 108: ... Close the system See Closing the System on page 47 13 Reconnect the system to its electrical outlet and turn on the system and attached peripherals If the problem persists see Getting Help on page 121 Troubleshooting Expansion Cards NOTE When troubleshooting an expansion card see the documentation for your operating system and the expansion card Problem Error message indicates a problem with an e...

Страница 109: ...ion card you removed in step 10 perform the following steps a Turn off the system and attached peripherals and disconnect the system from the electrical outlet b Open the system See Opening the System on page 43 c Reinstall one of the expansion cards d Close the system See Closing the System on page 47 e Run the appropriate diagnostic test If the tests fail see Getting Help on page 121 Troubleshoo...

Страница 110: ...t sink are properly installed See Installing a Processor on page 81 5 Close the system See Closing the System on page 47 6 Reconnect the system to the electrical outlet and turn on the system and attached peripherals If the problem persists see Getting Help on page 121 ...

Страница 111: ... the problem using the PowerEdge Diagnostics then use the system diagnostics The files required to run PowerEdge Diagnostics for systems running supported Microsoft Windows and Linux operating systems are available at support dell com and on the CDs that came with your system For information about using diagnostics see the Dell PowerEdge Diagnostics User s Guide System Diagnostics Features The sys...

Страница 112: ...table Media You can create a bootable diagnostic partition on a recordable CD a USB flash drive or on diskettes using the CDs that came with your system or the diagnostic utility that you can download from support dell com 1 Insert a recordable CD USB flash drive or writable diskette into your system 2 Run the self extracting diagnostic utility package from the diagnostic CD that came with your sy...

Страница 113: ...r testing Selecting Diagnostics Options Use the Diagnostics Options area to select how you want to test a device You can set the following options Non Interactive Tests Only When checked runs only tests that require no user intervention Quick Tests Only When checked runs only the quick tests on the device Extended tests will not run when you select this option Show Ending Timestamp When checked ti...

Страница 114: ...114 Running System Diagnostics ...

Страница 115: ...r and access any of the components inside the system See your Product Information Guide for complete information about safety precautions working inside the computer and protecting against electrostatic discharge Figure 6 1 shows the location of the configuration jumpers on the system board Table 6 1 lists the jumper settings NOTE To access the jumpers remove the memory cooling shroud by lifting t...

Страница 116: ...116 Jumpers and Connectors Figure 6 1 System Board Jumpers ...

Страница 117: ... Setting Description PASSWD_EN default The password feature is enabled The password feature is disabled NVRAM_CLR The configuration settings in NVRAM are cleared at next system boot default The configuration settings in NVRAM are retained at system boot jumpered unjumpered ...

Страница 118: ...ors System Board Connectors See Figure 6 2 and Table 6 2 for the location and description of the system board connectors Figure 6 2 System Board Connectors 7 1 14 5 3 6 4 2 13 20 12 10 8 25 9 26 21 11 24 23 22 19 18 17 16 15 ...

Страница 119: ...Hard drive LED activity connector 9 BACK_FAN Fan power connector 10 CPU Processor connector 11 12V Power connector 12 PWR_CONN Power connector 13 IDE IDE optical device connector 14 FDD Diskette drive connector 15 DIMM2_ B Memory module connector 16 DIMM1_ B Memory module connector 17 DIMM2_ A Memory module connector 18 DIMM2_ A Memory module connector 19 FRONT_PANEL Control panel connector 20 USB...

Страница 120: ...ove the password jumper plug See Figure 6 1 to locate the password jumper on the system board 5 Replace the memory cooling shroud 6 Close the system See Closing the System on page 47 7 Reconnect the system to the electrical outlet and turn on the system The existing passwords are not disabled erased until the system boots with the password jumper plug removed However before you assign a new system...

Страница 121: ...l countries When prompted by Dell s automated telephone system enter your Express Service Code to route the call directly to the proper support personnel If you do not have an Express Service Code open the Dell Accessories folder double click the Express Service Code icon and follow the directions For instructions on using the technical support service see Support Service on page 122 and Before Yo...

Страница 122: ...se your touch tone telephone to select the subjects that correspond to your questions The AutoTech service is available 24 hours a day 7 days a week You can also access this service through the support service See the contact information for your region Automated Order Status Service To check on the status of any Dell products that you have ordered you can go to support dell com or you can call th...

Страница 123: ...ll Dell to obtain a Return Material Authorization Number and write it clearly and prominently on the outside of the box For the telephone number to call see the contact information for your region 2 Include a copy of the invoice and a letter describing the reason for the return 3 Include a copy of any diagnostic information including the Diagnostics Checklist see Diagnostics Checklist on page 125 ...

Страница 124: ...le turn on your system before you call Dell for technical assistance and call from a telephone at or near the computer You may be asked to type some commands at the keyboard relay detailed information during operations or try other troubleshooting steps possible only at the computer system itself Ensure that the system documentation is available CAUTION Before servicing any components inside your ...

Страница 125: ...m and version Peripherals Expansion cards Are you connected to a network Yes No Network version and network card Programs and versions See your operating system documentation to determine the contents of the system s start up files If possible print each file Otherwise record the contents of each file before calling Dell Error message beep code or diagnostic code Description of problem and trouble...

Страница 126: ...act Dell use the electronic addresses telephone numbers and codes provided in the following table If you need assistance in determining which codes to use contact a local or an international operator NOTE The contact information provided was deemed correct at the time that this document went to print and is subject to change Country City International Access Code Country Code City Code Department ...

Страница 127: ...ll com E mail support ap dell com contactus General Support 13DELL 133355 Austria International Access Code 900 Website support euro dell com E mail tech_support_central_europe dell com Home Small Business Sales 0820 240 530 00 Home Small Business Fax 0820 240 530 49 Home Small Business Customer Care 0820 240 530 14 Preferred Accounts Corporate Customer Care 0820 240 530 16 Support for XPS 0820 24...

Страница 128: ...Bolivia Website www dell com bo E mail la techsupport dell com General Support toll free 800 10 0238 Brazil International Access Code 00 Country Code 55 City Code 51 Website www dell com br E mail BR TechSupport dell com Customer Care and Tech Support 0800 90 3355 Technical Support Fax 51 2104 5470 Customer Care Fax 51 2104 5480 Sales 0800 722 3498 British Virgin Islands General Support toll free ...

Страница 129: ...387 5757 Hardware Warranty Support printers projectors televisions handhelds digital jukebox and wireless 1 877 335 5767 Sales Home Sales Small Business toll free 1 800 387 5752 Sales med large bus government toll free 1 800 387 5755 Spare Parts Sales Extended Service Sales 1 866 440 3355 Cayman Islands E mail la techsupport dell com Technical Support toll free 1 877 261 0242 Chile Santiago Countr...

Страница 130: ...sion toll free 800 858 2557 Large Corporate Accounts GCP toll free 800 858 2055 Large Corporate Accounts Key Accounts toll free 800 858 2628 Large Corporate Accounts North toll free 800 858 2999 Large Corporate Accounts North Government and Education toll free 800 858 2955 Large Corporate Accounts East toll free 800 858 2020 Large Corporate Accounts East Government and Education toll free 800 858 ...

Страница 131: ...ss Customer Care 3287 5505 Switchboard Relational 3287 1200 Switchboard Fax Relational 3287 1201 Switchboard Home Small Business 3287 5000 Switchboard Fax Home Small Business 3287 5001 Dominica Website www dell com dm E mail la techsupport dell com General Support toll free 1 866 278 6821 Dominican Republic Website www dell com do E mail la techsupport dell com Technical Support toll free 1 888 15...

Страница 132: ...al Access Code 00 Country Code 33 City Codes 1 4 Website support euro dell com Home and Small Business Technical Support for XPS 0825 387 129 Technical Support for all other Dell computers 0825 387 270 Customer Care 0825 823 833 Switchboard 0825 004 700 Switchboard calls from outside of France 04 99 75 40 00 Sales 0825 004 700 Fax 0825 004 701 Fax calls from outside of France 04 99 75 40 01 Corpor...

Страница 133: ... 7320 Switchboard 069 9792 7000 Greece International Access Code 00 Country Code 30 Website support euro dell com Technical Support 00800 44 14 95 18 Gold Service Technical Support 00800 44 14 00 83 Switchboard 2108129810 Gold Service Switchboard 2108129811 Sales 2108129800 Fax 2108129812 Grenada E mail la techsupport dell com General Support toll free 1 866 540 3355 Guatemala E mail la techsuppor...

Страница 134: ... Customer Care 00852 3416 0910 Large Corporate Accounts 00852 3416 0907 Global Customer Programs 00852 3416 0908 Medium Business Division 00852 3416 0912 Home and Small Business Division 00852 2969 3105 India E mail india_support_desktop dell com india_support_notebook dell com india_support_Server dell com Technical Support 1600338045 and 1600448046 Sales Large Corporate Accounts 1600 33 8044 Sal...

Страница 135: ...neral Fax Sales Fax 01 204 0103 Switchboard 01 204 4444 U K Customer Care dial within U K only 0870 906 0010 Corporate Customer Care dial within U K only 0870 907 4499 U K Sales dial within U K only 0870 907 4000 Italy Milan International Access Code 00 Country Code 39 City Code 02 Website support euro dell com Home and Small Business Technical Support 02 577 826 90 Customer Care 02 696 821 14 Fax...

Страница 136: ...side of Japan Dell Precision OptiPlex and Latitude 81 44 556 3894 Technical Support PDAs projectors printers routers toll free 0120 981 690 Technical Support outside of Japan PDAs projectors printers routers 81 44 556 3468 Faxbox Service 044 556 3490 24 Hour Automated Order Status Service 044 556 3801 Customer Care 044 556 4240 Business Sales Division up to 400 employees 044 556 1465 Preferred Acc...

Страница 137: ...exas U S A 512 728 3883 Sales Austin Texas U S A 512 728 4397 SalesFax Austin Texas U S A 512 728 4600 or 512 728 3772 Luxembourg International Access Code 00 Country Code 352 Website support euro dell com Support 342 08 08 075 Home Small Business Sales 32 0 2 713 15 96 Corporate Sales 26 25 77 81 Customer Care 32 0 2 481 91 19 Fax 26 25 77 82 Macao Country Code 853 Technical Support toll free 080...

Страница 138: ...ee 1 800 888 202 Corporate Sales toll free 1 800 888 213 Mexico International Access Code 00 Country Code 52 E mail la techsupport dell com Technical Support TelMex toll free 1 866 563 4425 Sales 50 81 8800 or 01 800 888 3355 Customer Service 001 877 384 8979 or 001 877 269 3383 Main 50 81 8800 or 01 800 888 3355 Montserrat E mail la techsupport dell com General Support toll free 1 866 278 6822 Ne...

Страница 139: ...com E mail support ap dell com contactus General Support 0800 441 567 Nicaragua E mail la techsupport dell com Technical Support toll free 1 800 220 1378 Norway Lysaker International Access Code 00 Country Code 47 Website support euro dell com Technical Support for XPS 815 35 043 Technical Support for all other Dell products 671 16882 Relational Customer Care 671 17575 Home Small Business Customer...

Страница 140: ...r 800 300 411 or 800 300 412 or 21 422 07 10 Fax 21 424 01 12 Puerto Rico E mail la techsupport dell com Technical Support toll free 1 866 390 4695 St Kitts and Nevis Website www dell com kn E mail la techsupport dell com Technical Support toll free 1 866 540 3355 St Lucia Website www dell com lc E mail la techsupport dell com Technical Support toll free 1 866 464 4352 St Vincent and the Grenadine...

Страница 141: ...Prague International Access Code 00 Country Code 421 Website support euro dell com E mail czech_dell dell com Technical Support 02 5441 5727 Customer Care 420 22537 2707 Fax 02 5441 8328 Tech Fax 02 5441 8328 Switchboard Sales 02 5441 7585 South Africa Johannesburg International Access Code 09 091 Country Code 27 City Code 11 Website support euro dell com E mail dell_za_support dell com Gold Queue...

Страница 142: ...r Care 08 590 05 642 Home Small Business Customer Care 08 587 70 527 Employee Purchase Program EPP Support 020 140 14 44 Technical Support Fax 08 590 05 594 Sales 08 590 05 185 Switzerland Geneva International Access Code 00 Country Code 41 City Code 22 Website support euro dell com E mail Tech_support_central_Europe dell com Technical Support for XPS 0848 33 88 57 Technical Support Home and Small...

Страница 143: ...dell com Technical Support OptiPlex Latitude and Dell Precision toll free 1800 0060 07 Technical Support PowerApp PowerEdge PowerConnect and PowerVault toll free 1800 0600 09 Customer Care toll free 1800 006 007 option 7 Corporate Sales toll free 1800 006 009 Transaction Sales toll free 1800 006 006 Trinidad Tobago Website www dell com tt E mail la techsupport dell com Technical Support toll free ...

Страница 144: ...Customer Care 01344 373 186 Central Government Customer Care 01344 373 193 Local Government Education Customer Care 01344 373 199 Health Customer Care 01344 373 194 Technical Support Technical Support for XPS computers only 0870 366 4180 Technical Support Corporate Preferred Accounts PAD 1000 employees 0870 908 0500 Technical Support for all other products 0870 353 0800 General Home and Small Busi...

Страница 145: ...siness Customer Service and Support toll free 1 800 456 3355 Employee Purchase Program EPP Customers toll free 1 800 695 8133 Support for printers projectors PDAs and MP3 players toll free 1 877 459 7298 Public government education and healthcare Customer Service and Support toll free 1 800 456 3355 Employee Purchase Program EPP Customers toll free 1 800 695 8133 Dell Sales toll free 1 800 289 335...

Страница 146: ...ree 1 877 702 4360 Venezuela Website www dell com ve E mail la techsupport dell com Technical Support toll free 0800 100 2513 Country City International Access Code Country Code City Code Department Name or Service Area Website and E Mail Address Area Codes Local Numbers and Toll Free Numbers ...

Страница 147: ...system Your system s BIOS contains programs stored on a flash memory chip The BIOS controls the following Communications between the processor and peripheral devices Miscellaneous functions such as system messages bit The smallest unit of information interpreted by your system blade A module that contains a processor memory and a hard drive The modules are mounted into a chassis that includes powe...

Страница 148: ...ive set of tests for your system DIMM Dual in line memory module See also memory module DIN Deutsche Industrie Norm directory Directories help keep related files organized on a disk in a hierarchical inverted tree structure Each disk has a root directory Additional directories that branch off the root directory are called subdirectories Subdirectories may contain additional directories branching o...

Страница 149: ...n text hexadecimal numbers are often followed by h headless system A system or device that functions without having a keyboard mouse or monitor attached Normally headless systems are managed over a network using an Internet browser host adapter A host adapter implements communication between the system s bus and the controller for a peripheral device Hard drive controller subsystems include integr...

Страница 150: ...twork mAh Milliampere hour s Mb Megabit s 1 048 576 bits MB Megabyte s 1 048 576 bytes However when referring to hard drive capacity the term is often rounded to mean 1 000 000 bytes Mbps Megabits per second MBps Megabytes per second MBR Master boot record memory address A specific location usually expressed as a hexadecimal number in the system s RAM memory module A small circuit board containing...

Страница 151: ...tware written for one processor must usually be revised to run on another processor CPU is a synonym for processor protected mode An operating mode that allows operating systems to implement A memory address space of 16 MB to 4 GB Multitasking Virtual memory a method for increasing addressable memory by using the hard drive The Windows 2000 and UNIX 32 bit operating systems run in protected mode M...

Страница 152: ...space used by a stripe is the same on each disk used A virtual disk may use several stripes on the same set of disks in an array See also guarding mirroring and RAID SVGA Super video graphics array VGA and SVGA are video standards for video adapters with greater resolution and color display capabilities than previous standards system board As the main circuit board the system board usually contain...

Страница 153: ...nclude memory chips in addition to your system s RAM The amount of video memory installed primarily influences the number of colors that a program can display with the appropriate video drivers and monitor capabilities video resolution Video resolution 800 x 600 for example is expressed as the number of pixels across by the number of pixels up and down To display a program at a specific graphics r...

Страница 154: ...154 Glossary ...

Страница 155: ...sole redirection screen 35 contacting Dell 126 control panel assembly installing 87 cooling fans troubleshooting 99 cover installing 47 CPU setup options 33 D damaged systems troubleshooting 97 Dell contacting 126 Dell PowerEdge Diagnostics using 111 diagnostics advanced testing options 113 running from the utility partition 112 using Dell PowerEdge Diagnostics 111 when to use 112 diagnostics mess...

Страница 156: ...rd drive activity 12 NIC 14 installing 83 5 25 inch drive 50 back system fan 68 bezel 47 control panel assembly 87 cover 47 diskette drive 48 expansion card 72 front system fan 67 front panel drive inserts 46 hard drive 55 hard drive guidelines 53 memory 76 memory guidelines 76 processor 79 SCSI backplane 61 system board 89 IRQs avoiding conflicts 92 configuring 33 line assignments 92 J jumpers ab...

Страница 157: ...ntroller daughter card troubleshooting 107 SCSI backplane installing 61 securing your system 38 serial I O device troubleshooting 94 setup password assigning 39 changing 40 using 39 setup password enabled working with 40 setup password features 37 startup accessing system features 10 support contacting Dell 126 system closing 47 system board connectors 118 installing 89 removing 87 system cooling ...

Страница 158: ...rd 93 memory 100 microprocessor 109 mouse 93 NIC 95 power supplies 98 SAS RAID controller daughter card 107 serial I O device 94 start up routine 91 system cooling 99 tape drive 103 USB device 95 video 92 wet system 96 U upgrades processor 78 USB device troubleshooting 95 using system setup 29 V video troubleshooting 92 W warning messages 28 warranty 9 wet system troubleshooting 96 ...

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