Dell Precision Tower 3420 Owner's Manual
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Dell Precision Tower 3420 Owner's Manual

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Dell Precision Tower 3420
Owner's Manual
Regulatory Model: D11S
Regulatory Type: D11S001
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Summary of Contents for Dell Precision Tower 3420

  • Page 1 Dell Precision Tower 3420 Owner's Manual Regulatory Model: D11S Regulatory Type: D11S001...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell and the Dell logo are trademarks of Dell Inc.

  • 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 Front Bezel...
  • Page 4 Deleting or Changing an Existing System and/or Setup Password ....................... 38 Disabling a System Password ............................38 Diagnostics ............. 38 Enhanced Pre-Boot System Assessment (ePSA) Diagnostics .......................39 Troubleshooting Your Computer .........................39 Power LED Diagnostics .............................40 Beep Code ..........................40 Error Messages 4 Specifications...................... 45 5 Contacting Dell....................51...

  • 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

    CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. Disconnect all network cables from the computer. Disconnect your computer and all attached devices from their electrical outlets. Press and hold the power button while the computer is unplugged to ground the system board.

  • 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 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...

  • Page 9: Removing The Front Bezel

    Follow the procedures in After Working Inside Your Computer. Removing the Front Bezel Follow the procedures in Before Working Inside Your Computer. Remove the cover. Perform the following steps a. Lift the retention clips and release the front bezel [1]. b.

  • Page 10: Installing The Hard Drive

    Flex the hard-drive bracket and remove the hard drive from the hard-drive bracket [1,2]. Installing the Hard Drive Insert the hard drive into the hard-drive bracket. Press the securing brackets inward and slide the hard-drive bracket into the bay. Connect the data cable and the power cable to the back of the hard-drive. Install the cover.
  • Page 11 a. Unroute the cable [1]. b. Slide and hold the optical-drive latch to unlock the optical drive [2]. Perform the following steps: a. Lift the optical drive bay [1]. b. Disconnect the data cable and the power cable from the back of the optical drive [2]. c.

  • Page 12: Installing The Optical Drive

    Repeat steps 3 and 4 to remove the second optical drive (if available). Installing the Optical Drive Slide the optical drive into the drive bay until it snaps. Place the optical drive into the computer. Connect the data cable and power cable to the back of the optical drive. Push the optical drive till it is secured by the optical-drive latch.

  • Page 13: Installing The Intrusion Switch

    Installing the Intrusion Switch Insert the intrusion switch into its place in the chassis . Connect the intrusion cable to the system board. Install the cover. Follow the procedures in After Working Inside Your Computer. Removing the Memory Follow the procedures in Before Working Inside Your Computer.

  • Page 14: Removing The Pcie Ssd Card

    Removing the PCIe SSD Card Follow the procedures in Before Working Inside Your Computer. Remove the cover. Remove the screw that secures the PCIe SSD card.. Slide and lift the PCIe SSD card from the computer. Lift the thermal pad from the system board. Installing the PCIe SSD Card Out of Box: PCIe SSD card...
  • Page 15 Place the thermal pad on the system board and remove the white adhesive tape [1,2]. Slide the PCIe SSD card into the slot and tighten the screw to secure it [12]. Install the cover.

  • Page 16: Removing The Expansion Card

    Follow the procedures in After Working Inside Your Computer. Removing the Expansion Card Follow the procedures in Before Working Inside Your Computer. Remove the cover. Pull the release lever away from the PCI card until you release the securing tab from the dent in the card.

  • Page 17: Installing The Power Supply

    Perform the following steps: a. Remove the screws that secure the power supply to the back of the computer [1]. b. Push in on the blue release tab beside the power supply [2]. c. Lift and remove the power supply out of the computer [3]. Installing the Power Supply Slide the PSU towards the back of the computer until it snaps into place.

  • Page 18: Removing The Power Switch

    heatsink fan cover optical drive hard drive front bezel cover Follow the procedures in After Working Inside Your Computer. Removing the Power Switch Follow the procedures in Before Working Inside Your Computer. Remove: cover front bezel hard drive optical drive heatsink fan cover power supply unit Disconnect the power switch cable.

  • Page 19: Removing The System Fan

    Follow the procedures in After Working Inside Your Computer. Removing the System Fan Follow the procedures in Before Working Inside Your Computer. Remove: cover front bezel hard drive optical drive Perform the following steps: a. Disconnect the system-fan cable from the connector on the system board [1]. b.

  • Page 20: Installing The Heatsink Fan Cover

    a. Slide the heatsink fan cover outward direction [1]. b. Remove the heatsink fan cover [2]. Installing the Heatsink Fan Cover Place the heatsink fan cover. Press until it clicks into place. Install the cover. Follow the procedures in After Working Inside Your Computer.

  • Page 21: Installing The Heatsink Assembly

    Installing the Heatsink Assembly Place the heatsink assembly into the chassis. Tighten the captive screws in diagonal order to secure the heatsink assembly to the computer. Connect the heatsink cable to the system board. Install: heatsink fan cover optical drive hard drive front bezel cover...
  • Page 22 b. Slide and remove the I/O panel from chassis [2]. Disconnect the cables from the system board. Perform the following steps: a. Remove the screws that secure system board to the chassis [1]. b. Lift the system board from the chassis [2].

  • Page 23: Installing The System Board

    Installing the System Board Insert the system board and ensure that ports are aligned to the holes on the back panel. Push the I/O panel to its original position until it snaps in. Tighten the screw to secure the I/O panel to the chassis. Connect the cables to the system board.

  • Page 24: System Board Components

    System Board Components Figure 1. Components Of The System Board PCI Express x16 Gen 3 slot PCI Express x4 slot USB 2.0 with Network connector USB 3.0 connector PS2 Keyboard/Mouse connectors serial port connector 2 x Display Port connector HDMI connector Line-Out connector P2 power connector Intrusion switch connector...
  • Page 25 service mode jumper connector speaker connector SATA power connector Internal USB/CLINK header for Intel WiFi add-in-cards SATA 1 connector (White color) CMOS Coin cell battery Debug connector Thunderbolt connector...

  • Page 26: Using The System Setup Program And Boot Manager

    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 27: Navigation Keys

    Navigation Keys The following table displays the system setup navigation keys. NOTE: For most of the system setup options, changes that you make are recorded but do not take effect until you re-start the system. Table 2. Navigation Keys Keys Navigation Up arrow Moves to the previous field.
  • Page 28 Option Description Boot List Options Allows you to change the boot list option. • Legacy • UEFI Advanced Boot Options Allows you to Enable Legacy Option ROMs • Enable Legacy Option ROMs (Default: not enabled) Date/Time Allows you to set the date and time. The changes to the system date and time takes effect immediately.
  • Page 29 Option Description • M.2 PCIe SSD-0 Default Setting: All drives are enabled. SMART Reporting This field controls if the hard drive errors for the integrated drives are reported during system startup. This technology is part of the SMART (Self Monitoring Analysis and Reporting Technology) specification.
  • Page 30 Option Description • Enable Microphone • Enable Internal Speaker Miscellaneous devices Allows you to enable or disable various on board devices. • Enable Media Card (Default) • Disable Media Card Table 5. Video Option Description Primary Display Allows you to configure primary video controller when there are multiple controllers available.
  • Page 31 Option Description Chassis Intrusion Allows you to enable or disable the chassis intrusion feature. The options are: • Disabled (Default) • Enabled • On-Silent CPU XD Support Allows you to enable the Execute Disable mode of the processor. • Enable CPU XD Support (Default) OROM Keyboard Allows you to determine whether users are able to enter Option ROM Access...
  • Page 32 Option Description • Enabled Enclave Memory Size Allows you to change the Intel Software Guard Extensions Enclave Reserve Memory size. The options are: • 32 MB • 64 MB • 128 MB Table 9. Performance Option Description Multi Core Support This field specifies whether the processor will have one or all cores enabled.
  • Page 33 Table 10. Power Management Option Description AC Recovery Specifies how the computer will respond when AC power is applied after a AC power loss. You can set the AC Recovery to: • Power Off (Default) • Power On • Last Power State Auto On Time Allows you to set the time at which the computer must turn on automatically.
  • Page 34 Table 11. POST Behavior Option Description Numlock LED Allows you to specify if the NumLock function is enabled when the system boots. This option is enabled by default. MEBx Hotkey Allows you to specify whether the MEBx Hotkey function should be enabled when the system boots.

  • Page 35: Updating The Bios

    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. Enter the Service Tag or Express Service Code and click Submit. NOTE: To locate the Service Tag, click Where is my Service Tag?

  • Page 36: Jumper Settings

    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. Choose the Product Type from the list. Select your computer model and the Product Support page of your computer appears.

  • Page 37: Assigning A System Password And Setup Password

    CAUTION: The password features provide a basic level of security for the data on your computer. CAUTION: Anyone can access the data stored on your computer if it is not locked and left unattended. 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.

  • Page 38: Disabling A System Password

    Password. 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 39: Troubleshooting Your Computer

    Power-on the computer. As the computer boots, press the key as the Dell logo appears. On the boot menu screen, select the Diagnostics option. The Enhanced Pre-boot System Assessment window is displayed, listing all devices detected in the computer.

  • Page 40: 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 41 Error Message Description note this checkpoint and contact Dell Technical Support. Alert! Security The MFG_MODE jumper has been set and AMT Management features are disabled override Jumper is until it is removed. installed. Attachment failed The floppy or hard drive controller cannot send data to the associated drive.
  • Page 42 Error Message Description Invalid The computer configuration information does not match the hardware configuration configuration. information-please run SETUP program Invalid Memory DIMM1 slot does not recognize a memory module. The module should be re- configuration, seated or installed. please populate DIMM1 Keyboard failure A cable or connector may be loose, or the keyboard or keyboard/mouse controller...
  • Page 43 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 44 Dell. Write fault The operating system cannot write to the floppy or hard drive. Write fault on The operating system cannot write to the floppy or hard drive.

  • Page 45: 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 19. Processor Feature Specification •...
  • Page 46 Table 23. Network Feature Specification Integrated Intel I219LM Ethernet capable of 10/100/1000 Mb/s communication Table 24. System Information Feature Specification System chipset Intel C236 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) 16 MB Table 25.
  • Page 47 Feature Specification Small Form Factor one slim optical drive bay Internally Accessible: 3.5-inch SATA drive 2.5-inch SATA drive PCIe drive bay bays bays Mini-Tower four Small Form Factor Table 28. External Connectors Feature Specification Audio: Front Panel one universal audio jack with microphone in and headphone connector Back Panel one line-out connector...
  • Page 48 Feature Specification Small Form Factor none PCI Express x16 data width (maximum) - 16 PCI Express lanes Mini-Tower, Small Form Factor one 164-pin connector Serial ATA: Mini-Tower four 7-pin connectors Small Form Factor three 7-pin connectors Memory four 288-pin connectors Internal USB: Mini-Tower one 20-pin connector...
  • Page 49 Feature Specification Green — a good 100 Mbps connection exists between the network and the computer. Orange — 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 50 Feature Specification Storage –40 °C to 65 °C (–40 °F to 149 °F) Relative humidity (maximum): Operating 20 percent to 80 percent (non-condensing) Storage 5 percent to 95 percent (non-condensing) Maximum vibration: Operating 0.26 GRMS Storage 2.20 GRMS Maximum shock: Operating 40 G Storage...

  • Page 51: 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:...

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