Dell OptiPlex 990 Service Manual
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Dell OptiPlex 990 Service Manual

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See also: Service Manual , Setup and Features Information
Dell OptiPlex 990 Ultra Small Form Factor
Service Manual
Regulatory Model D01U
Regulatory Type D01U001

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Summary of Contents for Dell OptiPlex 990

  • Page 1 Dell OptiPlex 990 Ultra Small Form Factor Service Manual Regulatory Model D01U Regulatory Type D01U001...

  • Page 2: Notes, Cautions, And Warnings

    Information in this publication is subject to change without notice. © 2011 Dell Inc. All rights reserved. Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell...

  • Page 3: Table Of Contents

    Contents Notes, Cautions, and Warnings..............2 1 Working on Your Computer..............7 ................7 Before Working Inside Your Computer ......................8 Recommended Tools ....................8 Turning Off Your Computer ................9 After Working Inside Your Computer 2 Cover......................11 ......................11 Removing the Cover ......................12 Installing The Cover 3 Front Bezel....................13 ....................13 Removing the Front Bezel...
  • Page 4 ................22 Installing The Chassis Intrusion Switch 8 Speaker......................23 ..................23 Removing the Internal Speaker ..................24 Installing The Internal Speaker 9 Heat Sink....................25 ....................25 Removing the Heat Sink ....................27 Installing The Heat Sink 10 Processor....................29 ....................29 Removing the Processor ....................30 Installing The Processor 11 Coin-Cell Battery..................31 ..................31 Removing the Coin-Cell Battery...
  • Page 5 16 Drive Cage....................43 ....................43 Removing the Drive Cage ....................44 Installing The Drive Cage 17 Wireless Module..................45 ..................45 Removing the Wireless Module ..................46 Installing The Wireless Module 18 Control Panel...................47 ....................47 Removing the Control Panel ....................48 Installing The Control Panel 19 Internal Antenna..................49 ..................49 Removing the Internal Antenna ..................50...
  • Page 6 23 Contacting Dell..................93 .......................93 Contacting Dell...

  • Page 7: Working On Your Computer

    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.

  • Page 8: Recommended Tools

    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. Turn off your computer (see Turning Off Your Computer). CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.

  • Page 9: After Working Inside Your Computer

    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.

  • Page 11: Cover

    Cover Removing the Cover Before Working Inside Your Computer . Follow the procedures in Loosen the thumb screw that secures the computer cover. Slide the cover towards the back of the computer. Lift the cover up and away from the computer.

  • Page 12: Installing The Cover

    Installing The Cover Place the computer cover on the chassis. Slide the computer cover towards the front of the chassis, until it clicks into place. Tighten the thumb screw to secure the computer cover. After Working Inside Your Computer . Follow the procedures in...

  • Page 13: Front Bezel

    Front Bezel Removing the Front Bezel Before Working Inside Your Computer . Follow the procedures in cover . Remove the Pry the front bezel retention clips away from the chassis. Rotate the bezel away from the computer, to release the hooks on the opposite edge of the bezel from the chassis.

  • Page 14: Installing The Front Bezel

    Installing The Front Bezel Insert the hooks along the bottom edge of the front bezel into the slots on the chassis front. Rotate the bezel toward the computer to engage the front bezel retention clips, until they click into place. cover .

  • Page 15: Optical Drive

    Optical Drive Removing the Optical Drive Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Release the retention clip and remove the optical drive from its cage. Remove the optical drive bracket.

  • Page 16: Installing The Optical Drive

    Installing The Optical Drive Fix the optical drive bracket to the optical drive. Secure the optical drive into its cage. drive cage . Install the front bezel . Install the cover . Install the After Working Inside Your Computer . Follow the procedures in...

  • Page 17: Hard Drive

    Hard Drive Removing the Hard Drive Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Remove the hard-drive cage from the compartment. Remove the screws that secure the hard drive to the drive cage. Slide the hard drive to release it from the drive cage.

  • Page 18: Installing The Hard Drive

    Installing the Hard Drive Slide the hard drive back into the drive cage. Tighten the screws to secure the hard drive to the drive cage. drive cage . Install the front bezel . Install the cover . Install the After Working Inside Your Computer . Follow the procedures in...

  • Page 19: Memory

    Memory Removing the Memory Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Press out on the release tabs located on each side of the memory module. Lift the memory module out of the connector on the system board and remove it.

  • Page 20: Installing The Memory

    Installing The Memory Insert the memory module into the connector on the system board. Press down on the memory module until the release tabs spring back to secure it in place. drive cage . Install the front bezel . Install the cover Install the After Working Inside Your Computer .

  • Page 21: Chassis Intrusion Switch

    Chassis Intrusion Switch Removing the Chassis Intrusion Switch Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the intrusion cable from system board. Slide the intrusion switch over and remove it off the bracket.

  • Page 22: Installing The Chassis Intrusion Switch

    Installing The Chassis Intrusion Switch Insert the intrusion switch into the bracket on the power supply and slide it over to secure it. Connect the intrusion cable to the system board. drive cage . Install the front bezel . Install the cover .

  • Page 23: Speaker

    Speaker Removing the Internal Speaker Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the speaker cable from the system board. Pull out the speaker cable from beneath the system fan cable and wireless local Area network (WLAN) antennae (if installed).

  • Page 24: Installing The Internal Speaker

    Remove the speaker from the chassis. Installing The Internal Speaker Place the speaker on the appropriate location of the chassis rear and rotate until the latch is secured in place. Route the speaker cable beneath the system fan cable and wireless local area network (WLAN) antennae (if installed).

  • Page 25: Heat Sink

    Heat Sink Removing the Heat Sink Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the heat sink/fan assembly cable from the system board. Press the release lever down and move it outward to release the fan retention hook that secures it.
  • Page 26 Loosen the captive screws to secure the heat sink/fan assembly to the system board. Lift the heat sink/fan assembly upward, and remove it from the computer. Lay the assembly with the fan facing downward, and with the thermal grease facing upward.

  • Page 27: Installing The Heat Sink

    Installing The Heat Sink Place the heat sink/fan assembly into the chassis. Tighten the captive screws to secure the heat sink/fan assembly to the system board. Lower the heat sink/fan assembly. Press the release lever down and then move it inward to secure it with the fan retention hook.

  • Page 29: Processor

    Processor Removing the Processor Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the heat sink . Remove the Press the release lever down. Then move it outward to release it from the retention hook that secures it.

  • Page 30: Installing The Processor

    Installing The Processor Insert the processor into the processor socket. Ensure the processor is properly seated. Lower the processor cover. Press the release lever down and then move it inward to secure it with the retention hook. heat sink . Install the drive cage .

  • Page 31: Coin-Cell Battery

    Coin-Cell Battery Removing the Coin-Cell Battery Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the heat sink . Remove the Press the release latch away from the battery to allow the battery to pop up from the socket.

  • Page 32: Installing The Coin-Cell Battery

    Installing The Coin-Cell Battery Place the coin-cell battery into the slot on the system board. Press the coin-cell battery downward until the release latch springs back into place to secure it. heat sink . Install the drive cage . Install the front bezel .

  • Page 33: Chassis Fan

    Chassis Fan Removing the System Fan Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the system-fan cable from the system board. Disengage the system-fan cable from the chassis. Remove the screws that secure the fan to the chassis.

  • Page 34: Installing The System Fan

    Lift and remove the system fan out of the chassis. Installing The System Fan Place the system fan in the chassis. Tighten the screws to secure the system fan to the chassis. Thread the system-fan cable into the chassis clip. Connect the system-fan cable to the system board.

  • Page 35: Input/Output Panel

    Input/Output Panel Removing the Input/Output Board Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the Input/Output board cable from the system board. Remove the screws that secure the Input/Output bracket. Remove the Input/Output bracket from the chassis.

  • Page 36: Installing The Input/Output Board

    Remove the Input/Output bracket. Installing the Input/Output Board Align the Input/Output board with the Input/Output bracket and tighten the screws securing the Input/Output board. Insert the Input/Output bracket into the slot on the chassis front. Tighten the screws to secure the Input/Output bracket. Connect the Input/Output board data cable to the system board.

  • Page 37: Power Supply

    Power Supply Removing the Power Supply Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the intrusion switch . Remove the heat sink . Remove the Disconnect the cables from the system board.

  • Page 38: Installing The Power Supply

    10. Slide the power supply inward and remove the power supply. Installing The Power Supply Place the power supply in the chassis and slide it outward to secure it. Tighten screws to secure the power supply to the chassis. Connect the cables to the system board. heat sink .

  • Page 39: System Board

    System Board Removing the System Board Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the power supply . Remove the heat sink . Remove the memory .
  • Page 40 13. Remove the screws that secure the system board to the chassis. 14. Remove the 7–mm hex screw from the system board. 15. Slide the system board towards the front of the computer.
  • Page 41 16. Remove the system board from the chassis.

  • Page 42: Installing The System Board

    Installing The System Board Align the system board to the port connectors on the rear of the chassis, and place the system board in the chassis. Tighten the 7–mm hex screw to secure the system board to the chassis. Tighten the screws to secure the system board to the chassis. Thread the internal antenna into the chassis clips.

  • Page 43: Drive Cage

    Drive Cage Removing the Drive Cage Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the Lift the drive cage using the handle and flip over the drive cage. Remove the data cable and power cable from the back of the optical drive. Remove the data cable and power cable from the back of the hard drive.

  • Page 44: Installing The Drive Cage

    Remove the drive cage from the system. Installing The Drive Cage Place the drive cage on the edge of the computer to allow access to the cable connectors on the hard drive and optical drive. Connect the data cable and power cable to the back of the hard drive. Connect the data cable and power cable to the back of the optical drive.

  • Page 45: Wireless Module

    Wireless Module Removing the Wireless Module Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel Remove the drive cage . Remove the Disconnect the cables from the wireless local area network (WLAN) card. Push the securing levers away from the WLAN card.

  • Page 46: Installing The Wireless Module

    Installing The Wireless Module Slide the wireless local access network (WLAN) card into its slot. Press the WLAN card downward until it is locked in place by the securing levers. Connect the antennae according to the color code on the WLAN card. drive cage .

  • Page 47: Control Panel

    Control Panel Removing the Control Panel Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the memory . Remove the Disconnect the control panel cable from the system board. Unthread the control panel-speaker cable from the chassis clip.

  • Page 48: Installing The Control Panel

    Remove the control panel board. Installing The Control Panel Insert the control panel board into the slot on the chassis front. Tighten the screw to secure the control panel board. Thread the control panel-speaker cable into the chassis clip. Connect the control panel cable to the system board. memory .

  • Page 49: Internal Antenna

    Internal Antenna Removing the Internal Antenna Before Working Inside Your Computer . Follow the procedures in cover . Remove the front bezel . Remove the drive cage . Remove the Disconnect the cables from the wireless local area network (WLAN) card. Unthread the internal antenna.

  • Page 50: Installing The Internal Antenna

    Remove the internal antenna. Installing The Internal Antenna Insert the internal antenna into the port in the chassis and slide toward the right to secure it. Thread the internal antenna into the chassis clip. Connect the cables to the wireless local area network (WLAN) card. drive cage .

  • Page 51: System Setup

    System Setup System Setup This computer offers you the following options: • Access System Setup by pressing <F2> • Bring up a one-time boot menu by pressing <F12> Press <F2> to enter System Setup and make changes to the user-definable settings.

  • Page 52: Timing Key Sequences

    When you enter the <F12> or <Ctrl><Alt><F8> keystroke correctly, the computer beeps. The key sequence invokes the Boot Device Menu. Since the one-time boot menu only affects the current boot, it has the added benefit of not requiring the technician to restore the customer's boot order after completing troubleshooting.

  • Page 53: Beep Codes And Text Error Messages

    Previous attempts at booting the system have failed at checkpoint ______. For help resolving this problem, please note this checkpoint and contact Dell Technical Support. Navigation The computer setup can be navigated by either the keyboard or the mouse. Use the following keystrokes to navigate the BIOS screens:...
  • Page 54 General Memory Technology, DIMM 1 Size, DIMM 2 Size, DIMM 3 Size, and DIMM 4 Size. • Processor Information: Displays Processor Type, Core Count, Processor ID, Current Clock Speed, Minimum Clock Speed, Maximum Clock Speed, Processor L2 Cache, Processor L3 Cache, HT Capable, and 64-Bit Technology. •...
  • Page 55 System Configuration Serial Port Allows you to define the serial port settings. You can set the serial port to: • Disabled • Auto • COM1 • COM2 • COM3 • COM4 NOTE: The operating system may allocate resources even though the setting is disabled. SATA Operation Allows you to configure the operating mode of the integrated hard drive controller.
  • Page 56 System Configuration If USB port is disabled, the OS cannot see any device attached to this port. • Enable USB Controller • Disable USB Mass Storage Dev • Disable USB Controller NOTE: USB keyboard and mouse always work in the BIOS setup irrespective of these settings.
  • Page 57 Security • System Password Max Password Bypass Allows you to bypass the System (Boot) Password and the internal HDD password prompts during a system restart. • Disabled — Always prompt for the system and internal HDD password when they are set. This option is disabled by default.
  • Page 58 Security Chassis Intrusion Allows you to enable or disable the chassis intrusion feature. You can set this option to: • Clear Intrusion Warning — Enabled by default if chassis intrusion is detected. • Disable • Enable • On-Silent — Enabled by default if chassis intrusion is detected.
  • Page 59 Performance Intel® TurboBoost™ Allows you to enable or disable Inel TurboBoost mode of the processor. • Disabled — Does not allow the TurboBoost driver to increase the performance state of the processor above the standard performance. • Enabled — Allows the Intel Turbo driver to increase the performance of the CPU or graphics processor.
  • Page 60 Power Management Wake on LAN This option allows the computer to power up from the off state when triggered by a special LAN signal. Wake-up from the Standby state is unaffected by this setting and must be enabled in the operating system. This feature only works when the computer is connected to AC power supply.
  • Page 61 Virtualization Support provided by Intel® Virtualization Technology. Enable Intel® Virtualization Technology — This option is enabled by default. VT for Direct I/O Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional hardware capabilities provided by Intel® Virtualization technology for direct I/O. Enable Intel® Virtualization Technology for Direct I/O —...
  • Page 62 Image Server NOTE: This field is only relevant when the "Integrated NIC" control in the "System Configuration" group is set to "Enabled with ImageServer". Client DHCP Specifies how the client obtains the IP address. • Static IP • DNS (enabled by default) NOTE: This field is only relevant when the "Integrated NIC"...
  • Page 63 System Logs • Clear Log DellDiag Events Displays the DellDiag event log. Thermal Events Displays the thermal event log and allows you to: • Clear Log Power Events Allows you to clear the power event logs. • Clear Log BIOS Progress Events Displays the BIOS Progress event log.

  • Page 65: Troubleshooting

    Troubleshooting Diagnostic LEDs NOTE: The diagnostic LEDs only serve as an indicator of the progress through the Power-on Self-Test (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.
  • Page 66 • Ensure that the main power cable and front panel cable are securely connected to the system board. Power Button Problem Description A possible system board failure has occurred. Troubleshooting Steps Unplug the computer. Allow one minute for the power to drain.
  • Page 67 Power Button Problem Memory modules are detected, but a memory power Description failure has occurred. Troubleshooting • If two or more memory modules are installed, remove Steps the modules, then re-install one module and re-start the computer. If the computer starts normally, continue to install additional memory modules (one at a time) until you have identified a faulty module or reinstalled all modules without error.
  • Page 68 add the peripheral cards back one by one until you find the bad one. Power Button Problem Description Power connector not installed properly. Troubleshooting Steps Re-seat the 2x2 power connector from the power supply unit. Power Button Problem Description Possible peripheral card or system board failure has occurred.
  • Page 69 • If the problem persists, the system board is faulty. Power Button Problem Description A possible coin cell battery failure has occurred. Troubleshooting Steps Remove the coin cell battery for one minute, reinstall the battery, and restart. Power Button Problem Description A possible processor failure has occurred.
  • Page 70 • If available, install working memory of the same type into your computer. Power Button Problem Description A possible hard drive failure has occurred. Troubleshooting Steps Re-seat all power and data cables. Power Button Problem Description A possible USB failure has occurred. Troubleshooting Steps Re-install all USB devices and check all cable connections.
  • Page 71 • If available, install working memory of the same type into your computer. Power Button Problem Description Memory modules are detected, but a memory configuration or compatibility error has occurred. Troubleshooting Steps • Ensure that no special requirements for memory module/connector placement exist.

  • Page 72: Beep Codes

    Power Button Problem Description A possible system board resource and/or hardware failure has occurred. Troubleshooting • Clear CMOS. Steps • Disconnect all internal and external peripherals, and restart the computer. If the computer boots, add the peripheral cards back one by one until you find the bad one.
  • Page 73 each set of beeps is 3 sec, and the beep sound lasts 300 ms. After each beep and each set of beeps, the BIOS should detect if the user presses the power button. If so, BIOS will jump out from looping and execute the normal shutdown process and power system.
  • Page 74 Code 3-2-2 Cause Interrupt vector loading failure Code 3-2-4 Cause Keyboard Controller Test failure Code 3-3-1 Cause NVRAM power loss Code 3-3-2 Cause NVRAM configuration Code 3-3-4 Cause Video Memory Test failure Code 3-4-1 Cause Screen initialization failure Code 3-4-2 Cause Screen retrace failure Code...

  • Page 75: Error Messages

    Description The BIOS found a faulty disk sector or could not find a particular disk sector. Alert! Previous attempts at booting this system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and contact Dell Technical Support. Description The computer failed to complete the boot routine three consecutive times for the same error.
  • Page 76 Alert! Security override Jumper is installed. Description The MFG_MODE jumper has been set and AMT Management features are disabled until it is removed. Attachment failed to respond Description The floppy or hard drive controller cannot send data to the associated drive. Bad command or file name Description Ensure that you have spelled the command correctly, put spaces in the proper place, and used the correct pathname.
  • Page 77 Diskette subsystem reset failed Description The floppy drive controller may be faulty. Gate A20 failure Description One or more memory modules may be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them. 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.
  • Page 78 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 allocation error Description The software you are attempting to run is conflicting with the operating system, another program, or a utility.
  • Page 79 No timer tick interrupt Description A chip on the system board might be malfunctioning. Non-system disk or disk error Description The floppy disk in drive A does not have a bootable operating system installed on it. Either replace the floppy disk with one that has a bootable operating system, or remove the floppy disk from drive A and restart the computer.
  • Page 80 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.
  • Page 81 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.

  • Page 83: Specifications

    Specifications Technical Specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start (or Start in Windows XP) Help and Support, and then select the option to view information about your computer. Processor Processor type •...
  • Page 84 Video Integrated • Intel HD Graphics (with Intel Celeron/ Pentium-class CPU-GPU combo) • Intel HD Graphics 2000 (with Intel Core i3 DC 65 W and Intel Core i5/i7 QC vPRO 95 W-class CPU-GPU combo) Discrete PCI Express x16 graphics adapter Audio Integrated four Channel High Definition Audio...
  • Page 85 Cards Mini-Tower up to one full-height card Desktop up to one low-profile card Small Form Factor none Ultra Small Form Factor none PCI Express x1 Mini-Tower up to three full-height cards Desktop up to three low-profile cards Small Form Factor up to two low-profile cards Ultra Small Form Factor none...
  • Page 86 Drives 3.5–inch SATA drive bays Mini-Tower Desktop Small Form Factor Ultra Small Form Factor none 2.5–inch SATA drive bays Mini-Tower Desktop Small Form Factor Ultra Small Form Factor External Connectors Audio: Back Panel two connectors for line-out and line-in/ microphone Front Panel two connectors for microphone and headphone...
  • Page 87 External Connectors NOTE: Available video connectors may vary based on the graphics card selected. System Board Connectors PCI 2.3 data width (maximum) — 32 bits Mini-Tower, Desktop one 120-pin connector Small Form Factor, Ultra none Small Form Factor PCI Express x1 data width (maximum) — one PCI Express lane Mini-Tower, Desktop one 36-pin connector...
  • Page 88 System Board Connectors Mini-Tower four 7-pin connectors Desktop three 7-pin connectors Small Form Factor three 7-pin connectors Ultra Small Form Factor two 7-pin connectors Memory Mini-Tower, Desktop, four 240-pin connectors Small Form Factor Ultra Small Form Factor two 240-pin connectors Internal USB Mini-Tower, Desktop one 10-pin connector...
  • Page 89 Four lights located on the front panel of the computer. For more information on the diagnostic lights, see the Service Manual at support.dell.com/manuals. Back of the computer: Link integrity light on integrated Green — a good 10 Mbps network adapter connection exists between the network and the computer.
  • Page 90 Controls and Lights Orange — a good 100 Mbps connection exists between the network and the computer. Yellow — a good 1000 Mbps connection exists between the network and the computer. Off (no light) — the computer is not detecting a physical connection to the network.
  • Page 91 Power Wattage Maximum Voltage Heat Dissipation Ultra Small 200 W 758 BTU/hr 100 VAC to 240 VAC, 50 Hz to 60 Hz, 2.9 A Form Factor Coin-cell 3 V CR2032 lithium coin cell battery NOTE: Heat dissipation is calculated by using the power supply wattage rating. Physical Height Width...
  • Page 92 Environmental Storage 105 G Altitude: Operating –15.2 m to 3048 m (–50 ft to 10,000 ft) Storage –15.2 m to 10,668 m (–50 ft to 35,000 ft) Airborne contaminant level G1 or lower as defined by ANSI/ISA- S71.04-1985...

  • Page 93: Contacting Dell

    3. Click Contact Us on the left side of the page. 4. Select the appropriate service or support link based on your need. 5. Choose the method of contacting Dell that is convenient for you.

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