Contents 1 Working on Your Computer..............8 ................8 Before Working Inside Your Computer ......................9 Recommended Tools ....................9 Turning Off Your Computer ................10 After Working Inside Your Computer 2 Front Bezel....................11 ....................11 Removing the Front Bezel ....................12 Installing the Front Bezel 3 Cover......................
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..................23 Removing the SAS Backplane ..................24 Installing the SAS Backplane 9 Power Supply.................... 25 ................... 25 Removing the Power Supply .................... 26 Installing the Power Supply 10 Control Panel...................27 ....................27 Removing the Control Panel ..................... 28 Installing the Control Panel 11 System Fan....................
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..................... 62 Installing the Memory 23 System Board..................64 ................... 64 Removing the System Board .................... 66 Installing the System Board 24 System Setup..................67 ........................67 Boot Menu ....................68 Timing Key Sequences ......................68 Dell Diagnostics ..................... 69 System Setup Options...
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Address mark not found Alert! Previous attempts at booting this system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and ................89 contact Dell Technical Support.............89 Alert! Security override Jumper is installed..................89 Attachment failed to respond ..................89...
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Timer chip counter 2 failed ..............95 Unexpected interrupt in protected mode WARNING: Dell's Disk Monitoring System has detected that drive [0/1] on the [primary/secondary] EIDE controller is operating outside of normal specifications. It is advisable to immediately back up your data and replace ..........
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
NOTE: The color of your computer and certain components may appear differently than shown in this document. To avoid damaging your computer, perform the following steps before you begin working inside the computer. Ensure that your work surface is flat and clean to prevent the computer cover from being scratched.
Connect any telephone or network cables to your computer. Connect your computer and all attached devices to their electrical outlets. Turn on your computer. Verify that the computer works correctly by running the Dell Diagnostics.
Front Bezel Removing the Front Bezel Follow the procedures in Before Working Inside Your Computer. Unlock the front bezel using the given key. Lift the bezel release tab and gently pull the front bezel away from the computer. Related Links Installing the Front Bezel...
Installing the Front Bezel Insert the front bezel in the slot downwards and push it towards the computer. Secure the release tab. Lock the front bezel using the given key. Follow the procedures in After Working Inside Your Computer. Related Links Removing the Front Bezel...
Cover Removing the Cover Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Rotate the latch-release lock counter-clockwise to the unlocked position. Lift the latch and slide the cover towards the back of the computer. Hold the cover on both sides and lift it away from the computer.
Related Links Installing the Cover Installing the Cover Place the cover on the computer and press down until it clicks into place. Press down the cover latch. Using a screwdriver, rotate the latch-release lock clockwise, to lock the cover. Install the front bezel.
Cooling Shroud Removing the Cooling Shroud CAUTION: The computer will be populated with one or two CPUs. Currently, when there is a single CPU installed, airflow can bypass CPU1 which increases fan speeds and therefore leads to poor acoustic performance. Adding a mylar piece in this region redirects airflow across CPU1.
Related Links Installing the Cooling Shroud Installing the Cooling Shroud Gently place the shroud in front of the system fans into the system board. Install the cover. Install the front bezel. Follow the procedures in After Working Inside Your Computer. Related Links Removing the Cooling Shroud...
Optical Drive Removing the Optical Drive Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Disconnect the power and data cable from the back of the optical drive. Press down and push the blue release tab toward the front of the computer. Slide the optical drive through the front of the computer till it is free of the drive bay.
Related Links Installing the Optical Drive Installing the Optical Drive Insert the optical drive into the drive bay. Connect the power and data cables. Install the cooling shroud. Install the cover. Install the front bezel. Follow the procedures in After Working Inside Your Computer.
Hard Drive Carrier Removing the Hard-Drive Carrier Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Press the release button. Pull the hard-drive carrier handle open.
Hold the front of the hard drive and slide out until it is free of the drive bay. Related Links Installing the Hard-Drive Carrier Installing the Hard-Drive Carrier Insert the hard drive into the drive bay. Press the hard-drive carrier handle until it clicks into place. Install the cooling shroud.
Hard Drive Assembly Removing the Hard-Drive Assembly Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the screws securing the hard drive caddy to the hard drive. Rotate and repeat the same removal steps for the other side of the hard drive caddy.
Lift up the hard-drive caddy from the hard drive and remove. Related Links Installing the Hard-Drive Assembly Installing the Hard-Drive Assembly Place the hard drive in the hard-drive caddy. Tighten the screws that secure the hard drive on either side of the hard-drive caddy.
SAS Backplane Removing the SAS Backplane Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Disconnect the SAS cables. Push the blue release tabs in the direction of the arrows marked on the hard-drive housing assembly.
Related Links Installing the SAS Backplane Installing the SAS Backplane Push the blue release tabs and insert the backplane in the slot along the hard-drive assembly. Connect the SAS cables. Install the hard drive assembly. Install the hard drive carrier. Install the optical drive.
Power Supply Removing the Power Supply Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
Installing the Power Supply Insert the power supply unit into the computer until it clicks into place. Install the backplane. Install the hard drive assembly. Install the hard-drive carrier. Install the optical drive. Install the cooling shroud. Install the cover. Install the front bezel.
Control Panel Removing the Control Panel CAUTION: Two different Torx drivers are needed for the control panel disassembly/reassembly, a T10 and T8. Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud.
Related Links Installing the Control Panel Installing the Control Panel Attach the control panel cables. Replace the torx screw securing the control panel. Install the power supply. Install the backplane. Install the hard drive assembly. Install the hard-drive carrier. Install the optical drive.
System Fan Removing the System Fans Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
Related Links Installing the System Fans Installing the System Fans Insert the fan in the cooling fan assembly until it clicks into place. Repeat step 1 for the remaining cooling fans. Install the control panel. Install the power supply. Install the backplane.
Fan Bracket Removing the Removable Fan Bracket Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
Related Links Installing the Removable Fan Bracket Installing the Removable Fan Bracket Place the fan bracket in the computer. Press both release tabs downwards simultaneously to secure the bracket. Install the system fans. Install the control panel. Install the power supply.
Card Cages Removing the Expansion Card Cages Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
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15. Carefully lift the expansion card cage. 16. Flip the expansion cage over. 17. Disconnect cables leading to the expansion cards.
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18. Carefully lift the outer expansion card-cage away from the computer. 19. Disconnect cables leading to the expansion card cage. 20. Carefully lift the inner expansion card-cage away from the computer.
Related Links Installing the Expansion Card Cages Installing the Expansion Card Cages Fix the inner expansion card cage in the computer. Connect the cables leading to the expansion card cage. Fix the outer expansion card cage in the computer. Connect the cables leading to the expansion cards. Flip the expansion cage.
Power Distribution Unit Removing the Power Distribution Unit Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
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16. Unroute CPU 1, CPU 2, SAS backplane and optical drive power cables. 17. Remove the screws securing the Power Distribution Unit. 18. Carefully lift the Power Distribution Unit up and away from the computer.
Related Links Installing the Power Distribution Unit Installing the Power Distribution Unit Place the power distribution unit on the computer. Fix the screws securing the power distribution unit. Route and place the CPU 1, CPU 2, SAS Backplane and optical driver power cables. Connect CPU 1, CPU 2, SAS Backplane and optical driver power connectors.
Center Riser Board Removing the Center Riser Board Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
16. Lift the center riser board up and away from the computer. Related Links Installing the Center Riser Board Installing the Center Riser Board Place the center riser board on the computer. Slide the center riser board into place and press the release tab downwards. Install the power distribution unit.
CMOS Battery Removing the CMOS Battery Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
17. Press the coin-cell battery inward to allow the battery to pop up from the socket. (power distribution unit removed for visibility purposes) 18. Lift the coin-cell battery out of the system and properly dispose of the battery. Related Links Installing the CMOS Battery Installing the CMOS Battery Fix the coin-cell battery in the socket of the computer.
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11. Install the hard drive assembly. 12. Install the hard drive carrier. 13. Install the optical drive. 14. Install the cooling shroud. 15. Install the cover. 16. Install the front bezel. 17. Follow the procedures in After Working Inside Your Computer.
Video Card Removing the Video Card Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
18. Press the release tab in the direction shown by (1) and carefully lift the video card up and away from the computer as shown by direction marked (2). Related Links Installing the Video Card Installing the Video Card Insert the video card in the slot provided until it clicks into place. Press the release latch to secure the video card.
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12. Install the hard drive assembly. 13. Install the hard drive carrier. 14. Install the optical drive. 15. Install the cooling shroud. 16. Install the cover. 17. Install the front bezel. 18. Follow the procedures in After Working Inside Your Computer.
SAS Controller Card Removing the SAS Controller Card Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
19. Carefully lift the SAS Controller Card up and away from the computer. Related Links Installing the SAS Controller Card Installing the SAS Controller Card Place and insert the SAS controller card on the computer. Replace the release latch to secure the SAS controller card. Install the video card.
NOTE: For more information, see the SAS controller card user guide available on support.dell.com/manuals NOTE: Due to the Dell Precision R5500 hard disk drive backplane architecture, only one hard disk drive controller can be used at any one time. You must set your computer to RAID-enabled mode before starting any RAID configuration procedures.
Remote Access Host Card Removing the Remote Access Host Card Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
20. Carefully lift the Remote Access Host Card up and away from the computer. Related Links Installing the Remote Access Host Card Installing the Remote Access Host Card Place and insert the Remote Access Host Card in to the slot provided. Replace the release latch to secure the Remote Access Host Card.
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13. Install the backplane. 14. Install the hard drive assembly. 15. Install the hard drive carrier. 16. Install the optical drive. 17. Install the cooling shroud. 18. Install the cover. 19. Install the front bezel. 20. Follow the procedures in After Working Inside Your Computer.
Front Chassis Assembly Removing the Front Chassis Assembly Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
Related Links Installing the Front Chassis Assembly Installing the Front-Chassis Assembly Slide the front-chassis assembly towards the back of the computer until it clicks into place. Install the remote access host card. Install the SAS controller card. Install the video card.
Processor and Heat Sink Removing the Processors and Heat Sink Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly.
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22. Gently lift the heat sink off the processor and remove it from the computer. 23. Position your thumb firmly over the processor socket-release lever. Release the lever from the locked position by pushing down and pulling out from under the tab. 24.
25. Carefully lift the processor out of the socket. 26. Repeat steps 21 to 25 for the second processor (if installed). Related Links Installing the Processors and Heat Sink Installing the Processors and Heat Sink Place and insert the processor in the socket. Press the processor shield downwards and cover the socket.
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Press the processor socket-release lever downwards and fix it under the tab in the locked position. Place the heat sink over the processor on the system board. Tighten and secure the retaining screws on the heat sink. Repeat steps 1 to 5 for the second processor. Install the front chassis assembly.
Memory Removing the Memory Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane. Remove the power supply.
23. Remove the memory module. 24. Repeat steps 22 and 23 for the other memory modules. Related Links Installing the Memory Installing the Memory Insert the memory module in the slot. Press back the memory tabs to lock it into place.
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Repeat steps 1 and 2 for the remaining memory modules. Install the processor and heat sink. Install the front chassis assembly. Install the remote access host card. Install the SAS controller card. Install the video card. Install the CMOS battery. 10.
System Board Removing the System Board Follow the procedures in Before Working Inside Your Computer. Remove the front bezel. Remove the cover. Remove the cooling shroud. Remove the optical drive. Remove the hard drive carrier. Remove the hard-drive assembly. Remove the Backplane.
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24. Lift the blue release tab and gently slide the system board towards the left. 25. Carefully lift the system board up and away from the chassis. Related Links Installing the System Board...
Installing the System Board Place the system board on the chassis. Gently slide the system board towards the back of the computer. Press the blue release tab. Connect all cables to the system board. Install the memory. Install the processor and heat sink.
System Setup Boot Menu As with previous workstation platforms, this computer includes a one-time boot menu. This feature gives users a quick and convenient mechanism to bypass the System Setup- defined boot device order and boot directly to a specific device (for example: floppy, CD- ROM, or hard drive).
Diagnostics. After pressing the keystroke, the appropriate modules load and the PSA diagnostics run. If this passes, the standard Dell Diagnostics main menu appears. When exiting the diagnostics, the system reboots and returns to the installed operating system. Restarting the computer with the <Ctrl><Alt><Del>...
NOTE: The utility partition is not protected from debug routines or the FDISK utility. System Setup Options NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not appear. • To make changes to the BIOS setup, select one of the below options, update the information and click Apply.
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General • USB Device Drives Diskette Drive Determines how the BIOS configures floppy drives • Disabled • Enabled (default) SATA Operation Configures the operating mode of the integrated hard-drive controller. • RAID Autodetect / AHCI • RAID Autodetect / ATA •...
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System Configuration • Disable • Enable (Default) • No Boot Serial Port #1 Determines how the built-in serial port operates. • Disable • Auto (default) • COM1 • COM3 Spread Spectrum Enables or disables spread spectrum clocking. Clocking • Disable •...
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Performance Enable Intel Turbo Boost Technology — Enabled by default Intel SpeedStep Enables or disables the Intel SpeedStep mode of the processor. Enable Intel SpeedStep — Enabled by default C States Control Enables or disables additional processor sleep states. C States Control — Enabled by default Hardware When enabled, it will automatically prefetch data and code for Prefetcher...
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Security New Password Re-enter the new password System Password Used to prohibit an unauthorized user from booting. Enter the following details and click OK. Enter the old password — If the password is not set, the 'Enter the old password' field will not be set. Enter the new password Re-enter the password Password Changes...
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Security Clear Intrusion Warning — Enabled by default Options available are enabled when the check box is selected. • Disable • Enable • On-Silent — Enabled by default (if chassis intrusion is detected) Power Management AC Recovery Determines how the system responds when AC power is re- applied after a power loss.
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Maintenance Service Tag Displays the Service Tag of your computer. Asset Tag Allows you to create a system asset tag if an asset tag is not already set. System Management Controls the System Management mechanism. • Disable (default) • DASH/ASF 2.0 SERR Messages Controls the SERR message mechanism.
Troubleshooting Diagnostic LEDs NOTE: The diagnostic LEDs only serve as an indicator of the progress through the POST process. These LEDs do not indicate the problem that caused the POST routine to stop. The diagnostic LEDs are located on the front of the chassis next to the power button. These diagnostic LEDs are only active and visible during the POST process.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED The computer is • Re-seat the either turned off or power cable in the power is not receiving connector at the power. back of the computer and the electrical outlet.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED working electrical outlet and press the power button. A possible system • Power off board, power computer, leaving the supply, or peripheral computer failure has plugged in. occurred. Press and hold the power supply test button at the...
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED supply button. If it illuminates, there could be a problem with the system board. • If the LED still does not illuminate, the problem is with the power supply. Memory modules •...
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED same type into your computer. A possible CPU or Replace the CPU system board failure with a known good has occurred. CPU. If the computer still fails to boot, inspect the CPU socket for damage.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED If the computer boots, add the peripheral cards back one by one until you find the bad one. A possible system • Disconnect all board failure has internal and external occurred.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED Memory modules • If two or more are detected, but a memory modules are memory failure has installed, occurred. remove the modules (see your service manual), then re-install one module (see your service manual) and re-...
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED A possible floppy Re-seat all power drive or hard drive and data cables. failure has occurred. A possible USB Re-install all USB failure has occurred devices and check all cable connections.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED using is supported by your computer. A possible • Determine if a expansion card conflict exists by removing an failure has expansion card occurred. (not a graphics card) and restarting the computer.
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Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED until you find the bad one. • If the problem persists, the system board / system board component is faulty. Some other failure • Ensure that the has occurred. display/monitor is plugged into a discrete graphic...
Problem Description Troubleshooting Light Pattern Steps Diagnostic LEDs Power Button LED correct for the devices installed on your computer. Beep Codes The computer can emit a series of beeps during start-up if the display cannot show errors or problems. These series of beeps, called beep codes, identify various problems. The delay between each beep is 300 ms, the delay between each set of beeps is 3 sec, and the beep sound lasts 300 ms.
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Code 3-1-1 Cause Slave DMA register failure Code 3-1-2 Cause Master DMA register failure Code 3-1-3 Cause Master interrupt mask register failure Code 3-1-4 Cause Slave interrupt mask register failure Code 3-2-2 Cause Interrupt vector loading failure Code 3-2-4 Cause Keyboard Controller Test failure Code 3-3-1...
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Code 4–2–1 Cause No time tick Code 4–2–2 Cause Shutdown failure Code 4–2–3 Cause Gate A20 failure Code 4–2–4 Cause Unexpected interrupt in protected mode Code 4–3–1 Cause Memory failure above address 0FFFFh Code 4–3–3 Cause Timer-chip counter 2 failure Code 4–3–4 Cause...
Dell Technical Support. Description The computer failed to complete the boot routine three consecutive times for the same error. Contact Dell and report the checkpoint code (nnnn) to the support technician Alert! Security override Jumper is installed.
Controller has failed Description The hard drive or the associated controller is defective. Data error Description The floppy or hard drive cannot read the data. For the Windows operating system, run the chkdsk utility to check the file structure of the floppy or hard drive. For any other operating system, run the appropriate corresponding utility.
General failure Description The operating system is unable to carry out the command. This message is usually followed by specific information—for example, Printer out of paper. Take the appropriate action to resolve the problem. Hard-disk drive configuration error Description The hard drive failed initialization. Hard-disk drive controller failure Description The hard drive failed initialization.
Keyboard failure Description A cable or connector may be loose, or the keyboard or keyboard/mouse controller may be faulty. Memory address line failure at address, read value expecting value Description A memory module may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them.
Memory size in CMOS invalid Description The amount of memory recorded in the computer configuration information does not match the memory installed in the computer. Memory tests terminated by keystroke Description A keystroke interrupted the memory test. No boot device available Description The computer cannot find the floppy disk or hard drive.
Plug and play configuration error Description The computer encountered a problem while trying to configure one or more cards. Read fault Description The operating system cannot read from the floppy or hard drive, the computer could not find a particular sector on the disk, or the requested sector is defective.
Description The keyboard controller may be malfunctioning or a memory module may be loose. WARNING: Dell's Disk Monitoring System has detected that drive [0/1] on the [primary/secondary] EIDE controller is operating outside of normal specifications. It is advisable to immediately back up your data and replace your hard drive by calling your support desk or Dell.
Write fault on selected drive Description The operating system cannot write to the floppy or hard drive. X:\ is not accessible. The device is not ready Description The floppy drive cannot read the disk. Insert a floppy disk into the drive and try again.
Specifications Specifications NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information regarding the configuration of your computer, click Start → Help and Support and select the option to view information about your computer.
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Memory Maximum memory 192 GB Video Discrete Up to two PCI Express x16 graphics cards full-height, full-length. Maximum of 450 W Audio Integrated Analog Devices ADI1984A Network Integrated two Broadcom BCM5761 Gigabit Ethernet controllers with support for teaming. Expansion Bus Bus type: PCI Express 2.0 PCI 2.3...
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External connectors System ID Cable Management Arm (CMA) remote LED connector Internal connectors SATA two 36-pin Mini-SAS connectors; one seven-pin SATA connector Risers two 280-pin connectors Front USB one 14-pin connector Add-in HBA HDD LED one four-pin connector System power one 24-pin connector Power distribution board communication one six-pin connector...
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Internal connectors Front panel control one 28-pin connector HDD Back Panel : SATA two 36-pin Mini-SAS connectors; six 29- pin HDD connectors Power one 14–pin connector Controls and Lights Power button light: off — system is off or unplugged. solid blue light — computer is operating normally. blinking blue light —...
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Power Coin-cell battery 3 V CR2032 lithium coin cell Voltage 100 V to 240 V, 12.00 A to 6.00 A, 50 Hz to 60 Hz Wattage 1023 W on 100 VAC to 120 VAC, 1100 W on 200 VAC to 240 VAC Maximum heat dissipation 4774 BTU/hr NOTE: Heat dissipation is calculated by using the power supply wattage rating.
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Environmental Storage 5 Hz to 500 Hz at 0.001 to 0.01 G2/Hz Maximum shock: Operating 40 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to 20 in/sec [51 cm/ sec]) Storage 105 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to 50 in/sec [127 cm/sec]) Altitude:...
Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues: Visit support.dell.com. Select your support category.