Dell OptiPlex 7020 Owner's Manual
Dell OptiPlex 7020 Owner's Manual

Dell OptiPlex 7020 Owner's Manual

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Dell OptiPlex 7020 Mini Tower
Owner's Manual
Regulatory Model: D13M
Regulatory Type: D13M001
Table of Contents
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Summary of Contents for Dell OptiPlex 7020

  • Page 1 Dell OptiPlex 7020 Mini Tower Owner's Manual Regulatory Model: D13M Regulatory Type: D13M001...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2014 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell ™...
  • Page 3: Table Of Contents

    Contents 1 Working on Your Computer................5 ....................5 Before Working Inside Your Computer ........................6 Turning Off Your Computer ....................7 After Working Inside Your Computer 2 Removing and Installing Components............. 8 ..........................8 Recommended Tools ..........................8 Removing the Cover ..........................8 Installing the Cover ......................9 Removing the Intrusion Switch...
  • Page 4 Deleting or Changing an Existing System and/or Setup Password ......................41 Disabling a System Password 4 Diagnostics......................42 ............42 Enhanced Pre-Boot System Assessment (ePSA) Diagnostics 5 Troubleshooting Your Computer..............43 ........................43 Power LED Diagnostics ............................44 Beep Code ............................ 44 Error Messages 6 Specifications......................48 7 Contacting Dell....................54...
  • Page 5: 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 6: Turning Off Your Computer

    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 7: 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. If required, verify that the computer works correctly by running the Dell Diagnostics.
  • Page 8: Removing And Installing Components

    Removing and Installing Components This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Small plastic scribe Removing the Cover Follow the procedures in Before Working Inside Your Computer.
  • Page 9: Removing The Intrusion Switch

    Removing the Intrusion Switch Follow the procedures in Before Working Inside Your Computer. Remove the cover. Disconnect the intrusion-switch cable from the system board. Slide the intrusion switch toward the bottom of the chassis and remove it from the computer. Installing the Intrusion Switch Insert the intrusion switch into its place in the chassis rear and slide it towards the top to secure it.
  • Page 10: Installing The Wireless Local Area Network (Wlan) Card

    Disconnect the antenna from the computer. Press the blue tab and lift the latch outwards and remove the WLAN card from the connector on the system board. Installing the Wireless Local Area Network (WLAN) Card Insert the WLAN card into the connector on the system board and press down until it is secured. Affix the latch.
  • Page 11: Removing The Front Bezel

    Removing the Front Bezel Follow the procedures in Before Working Inside Your Computer. Remove the cover. Gently pry the front panel retention clips away from the chassis located at the edge of front panel. Rotate the front panel away from the computer to release the hooks on the opposite edge of the panel from the chassis.
  • Page 12: Installing The Expansion Card

    Press the tab to release the latch. Pull the release lever away from the PCI x16 card until you release the securing tab from the dent in the card. Lift the card out of its connector and remove it from the system board. Installing the Expansion Card Insert the expansion card in the connector on the system board and press down until secured.
  • Page 13: Removing The Memory

    • Memory modules of different sizes can be mixed (for example, 2 GB and 4 GB). But, all populated channels must have identical configurations. • Memory modules must be installed beginning with the first socket. NOTE: The memory sockets in your computer may be labeled differently depending on the hardware configuration.
  • Page 14: Installing The Coin-Cell Battery

    Locate the coin-cell battery on the system board. Press the release latch away from the battery to allow the battery to pop-up from the socket and lift the coin-cell battery out of the computer. Installing the Coin-Cell Battery Place the coin cell battery in its slot on the system board and press until the release latch springs back into place and secures it.
  • Page 15: Installing The Hard Drive

    Disconnect the data cable and the power cable from the back of the hard drive. Press the blue securing-bracket tabs inwards and lift the hard-drive bracket out of the hard-drive bay. Flex the hard-drive bracket and remove the hard drive from the hard-drive bracket. Installing the Hard Drive Insert the hard drive into the hard-drive bracket.
  • Page 16: Installing The Optical Drive

    Disconnect the data cable and the power cable from the back of the optical drive. Slide and hold the optical-drive latch to unlock the optical drive and pull the optical drive out of the computer. Repeat steps 3 and 4 to remove the second optical drive (if available). Installing the Optical Drive Push the optical drive from the front toward the back of the computer till it is secured by the optical- drive latch.
  • Page 17: Removing The Speaker

    Follow the procedures in After Working Inside Your Computer. Removing the Speaker Follow the procedures in Before Working Inside Your Computer. Remove the cover. Disconnect and release the speaker cable from system board. Press down the speaker-securing tab and slide the speaker upwards to remove. Installing the Speaker Slide the speaker downwards into its slot to secure it.
  • Page 18 Disconnect the 4-pin and 8-in power cables from the system board and release the cable from the tab. Remove the screws that secure the power supply to the back of the computer. Push in on the blue release tab beside the power supply, and slide the power supply towards the front of the computer.
  • Page 19: Installing The Power Supply

    Installing the Power Supply Place the power supply in the chassis and slide towards the back of the system to secure it. Tighten the screws to secure the power supply to the back of the computer. Connect the 4-pin and 8-pin power cables to the system board. Thread the power cables through the chassis clips.
  • Page 20: Installing The Processor

    Press the release lever down and then move it outward to release it from the retention hook. Lift the processor cover and remove the processor from the socket. Place it in an antistatic bag. Installing the Processor Insert the processor in the processor socket. Ensure the processor is properly seated. Lower the processor cover.
  • Page 21: Installing The System Fan

    Pry and remove the system fan away from the four grommets securing it to the back of the computer. Installing the System Fan Place the system fan in the chassis. Pass the four grommets through the chassis and slide outward along the groove to secure in place. Connect the system-fan cable to the system board.
  • Page 22 Disconnect the thermal-sensor cable from the system board. Release the thermal-sensor cable from the chassis clip. Press the tabs on both sides to release and remove the thermal sensor away from the chassis.
  • Page 23: Installing The Thermal Sensor

    Installing the Thermal Sensor Secure the thermal sensor to the chassis. Thread the thermal-sensor cable into the chassis clips. Connect the thermal-sensor cable to the system board. Install the cover. Follow the procedures in After Working Inside Your Computer. Removing the Power Switch Follow the procedures in Before Working Inside Your Computer.
  • Page 24: Installing The Power Switch

    Release the power-switch cable from the chassis clips. Press the clips on both side of the power switch to release it from the chassis and, slide to remove the power switch along its cable from the computer. Installing the Power Switch Slide the power switch in through the front of the computer.
  • Page 25: Removing The Input/Output (I/O) Panel

    Removing the Input/Output (I/O) Panel Follow the procedures in Before Working Inside Your Computer. Remove: a. cover b. front bezel Disconnect the I/O panel, data, and USB data cables from the system board. Unthread and release the I/O Panel, data cable and USB data cable from the clip on the computer. Remove the screw that secures the I/O panel to the computer.
  • Page 26: Installing The Input/Output (I/O) Panel

    Slide the I/O panel towards the left of the computer to release it and pull the I/O panel along with its cable out of the computer. Installing the Input/Output (I/O) Panel Insert the I/O panel into the slot on the chassis front. Slide the I/O panel towards the right of the computer to secure to the chassis.
  • Page 27: Installing The System Board

    Remove the screws that secure the system board to the computer and slide the system board towards the front of the computer. Tilt the system board at 45–degrees, and then lift the system board out of the computer. 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.
  • Page 28 PCI Express x16 slot (wired as X4) PCI slot PCIe x1 slot coin-cell battery PCI Express x16 slot intrusion switch connector 4–pin CPU power connector system fan connector processor socket 10. heatsink fan connector 11. memory connectors ( SODIMM sockets) 12.
  • Page 29: System Setup

    Boot Sequence allows you to bypass the System Setup‐defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: •...
  • Page 30: System Setup Options

    Table 1. Navigation Keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Allows you to select a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop‐down list, if applicable.
  • Page 31 Option Description Advance Boot Options Enable Legacy Option ROMs - This option is enabled by default. Date/Time Allows you to set the date and time. The changes to the system date and time takes effect immediately. Table 3. System Configuration Option Description Integrated NIC...
  • Page 32 Option Description If USB port is disabled, the operation system cannot see any device attached to this port. USB configuration: For Mini-Tower, Small Form Factor the options are: • Enable Boot Support • Enable Front USB 2.0 Ports • Enable USB 3.0 Ports •...
  • Page 33 Option Description Password Change Allows you to determine whether changes to the system and hard disk passwords are permitted when an administrator password is set. • Allow Non-Admin Password Changes - This option is enabled by default. TPM Security This option lets you control whether the Trusted Platform Module (TPM) in the system is enabled and visible to the operating system.
  • Page 34 NOTE: To enable secure boot, UEFI boot mode must be enabled and Enable Legacy Option ROMs must be disabled or turned off. Expert key Management Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Mode option is disabled by default. The options are: •...
  • Page 35 • Hard Disk Configuration or partition have been changed • System or HDD password is enabled • A Dell Encryption Accelerator is installed • The Block Sleep setting is enabled Table 7. Power Management Option Description AC Recovery Specifies how the computer will respond when AC power is applied after an AC power loss.
  • Page 36 Option Description USB Wake Support This option allows you to enable USB devices to wake the computer from standby. • Enable USB Wake Support - This option is selected by default. Wake on LAN This option allows the computer to power up from the off state when triggered by a special LAN signal.
  • Page 37 Option Description • Enable Intel Virtualization Technology for Direct I/O - This option is enabled by default. Trusted Execution This option specifies whether a Measured Virtual Machine Monitor (MVMM) can utilize the additional hardware capabilities provided by Intel Trusted Execution technology. The TPM virtualization technology, and Virtualization technology for direct I/O must be enabled to use this feature.
  • Page 38: Updating The Bios

    It is recommended to update your BIOS (system setup), on replacing the system board or if an update is available. For laptops, ensure that your computer battery is fully charged and connected to a power outlet Re-start the computer. Go to dell.com/support.
  • Page 39: Jumper Settings

    Enter the Service Tag or Express Service Code and click Submit. NOTE: To locate the Service Tag, click Where is my Service Tag? NOTE: If you cannot find your Service Tag, click Detect My Product. Proceed with the instructions on screen. If you are unable to locate or find the Service Tag, click the Product Category of your computer.
  • Page 40: Assigning A System Password And Setup Password

    NOTE: Your computer is shipped with the system and setup password feature disabled. Assigning a System Password and Setup Password You can assign a new System Password and/or Setup Password or change an existing System Password and/or Setup Password only when Password Status is Unlocked. If the Password Status is Locked, you cannot change the System Password.
  • Page 41: Disabling A System Password

    Press to save the changes and exit from the System Setup. The computer reboots. Disabling a System Password The system's software security features include a system password and a setup password. The password jumper disables any password(s) currently in use. NOTE: You can also use the following steps to disable a forgotten password.
  • Page 42: Diagnostics

    Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel can use the diagnostics results to help you solve the problem.
  • Page 43: Troubleshooting Your Computer

    Troubleshooting Your Computer You can troubleshoot your computer using indicators like Diagnostic Lights, Beep Codes, and Error Messages during the operation of the computer. Power LED Diagnostics The power button LED located on the front of the chassis also functions as a bicolored diagnostic LED. The diagnostic LED is only active and visible during the POST process.
  • Page 44: Beep Code

    The BIOS found a faulty disk sector or could not find a particular disk sector. found Alert! Previous The computer failed to complete the boot routine three consecutive times for the attempts at same error. Contact Dell and report the checkpoint code (nnnn) to the support booting this technician system have failed at checkpoint [nnnn].
  • Page 45 Error Message Description Controller has The hard drive or the associated controller is defective. failed Data error 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.
  • Page 46 Error Message Description Memory allocation The software you are attempting to run is conflicting with the operating system, error another program, or a utility. Memory data line A memory module may be faulty or improperly seated. Reinstall the memory failure at address, modules and, if necessary, replace them.
  • Page 47 The keyboard controller may be malfunctioning or a memory module may be interrupt in loose. protected mode WARNING: Dell's During initial startup, the drive detected possible error conditions. When your Disk Monitoring computer finishes booting, immediately back up your data and replace your hard System has drive (for installation procedures, see "Adding and Removing Parts"...
  • Page 48: Specifications

    Specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start (Start icon) → Help and Support, and then select the option to view information about your computer. Table 15. Processor Feature Specification Processor type •...
  • Page 49 Table 19. Network Feature Specification Integrated Intel I217LM Ethernet capable of 10/100/1000 Mb/s communication Table 20. System Information Feature Specification System chipset Intel 8 series Express chipset DMA Channels two 8237 DMA controllers with seven independently programmable channels Interrupt Levels Integrated I/O APIC capability with 24 interrupts BIOS Chip (NVRAM) 12 MB...
  • Page 50 Feature Specification Small Form Factor one slim-optical drive bay Internally Accessible 3.5-inch SATA drive bays 2.5-inch SATA drive bays Mini-Tower Small Form Factor Table 24. External Connectors Feature Specification Audio: • one microphone connector Front Panel • one headphone connector •...
  • Page 51 Feature Specification Mini-Tower one 164-pin connector Small Form Factor one 64–pin connector PCI Express x16 data width (maximum) — 16 PCI Express lanes Mini-Tower, Small Form Factor one 164-pin connector Mini PCI Express data width (maximum) — one PCI Express lane and one USB interface Mini-Tower, Small Form Factor none Serial ATA:...
  • Page 52 Table 26. Controls and Lights Feature Specification Front of the computer: Power button light White light — Solid white light indicates power-on state; blinking white light indicates sleep state of the computer. Drive activity light White light — Blinking white light indicates that the computer is reading data from or writing data to the hard drive.
  • Page 53 Table 28. Physical Dimension Physical Height Width Depth Weight Mini-Tower 36.00 cm (14.17 17.50 cm (6.89 41.70 cm (16.42 inches) 9.40 kg inches) inches) (20.72 lb) Small Form 29.00 cm (11.42 9.30 cm (3.66 31.20 cm (12.28 inches) 6.00 kg Factor inches) inches)
  • Page 54: Contacting Dell

    Dell product catalog. 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: Go to dell.com/contactdell.

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