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Dell OptiPlex 7440 All-In-One W11C Owner's Manual
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Dell OptiPlex 7440 All-In-One W11C Owner's Manual

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Dell OptiPlex 7440 All-In-One
Owner's Manual
Regulatory Model: W11C
Regulatory Type: W11C001

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Summary of Contents for Dell OptiPlex 7440 All-In-One W11C

  • Page 1 Dell OptiPlex 7440 All-In-One Owner's Manual Regulatory Model: W11C Regulatory Type: W11C001...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2018 - 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    Contents 1 Working on your computer......................6 Before working inside your computer..........................6 Recommended tools................................6 Safety instructions.................................6 Turning off your computer..............................7 After working inside your computer............................ 7 Important Information................................7 2 Disassembly and reassembly......................8 Stand....................................... 8 Removing the stand................................ 8 Installing the stand................................
  • Page 4 Installing the converter board............................37 Power supply unit................................37 Removing the Power Supply Unit - PSU........................37 Installing the Power Supply Unit - PSU........................44 Mount bracket..................................44 Removing the VESA mount bracket........................... 44 Installing the VESA mount bracket..........................46 System fan................................... 46 Removing the system fan.............................46 Installing the system fan...............................
  • Page 5 Memory specifications................................ 75 Video specifications................................76 Audio specifications................................76 Communication specifications............................76 Cards specifications................................76 Display specifications................................76 Drives specifications................................77 Port and connector specifications.............................77 Power specifications................................77 Camera specifications - optional............................78 Stand specifications................................78 Physical specifications................................ 78 Environmental specifications..............................78 5 Contacting Dell.......................... 80 Contents...

  • Page 6: 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 7: Turning Off Your Computer

    disconnect the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned. NOTE: The color of your computer and certain components may appear differently than shown in this document. CAUTION: System will shut down if side covers are removed while the system is running.

  • Page 8: Disassembly And Reassembly

    Disassembly and reassembly Stand Removing the stand NOTE: The system is shipped with three different type of stands: • Height Adjustable Stand • Basic Stand • Articulating Stand The removal procedure is the same for all the three stands. 1. Follow the procedure in Before working inside your computer.
  • Page 9 Figure 2. Height Adjustable Stand Disassembly and reassembly...
  • Page 10 Figure 3. Fix stand Figure 4. Articulate stand 4. Slide the stand and lift it away from the back cover. Disassembly and reassembly...

  • Page 11: Installing The Stand

    Installing the stand 1. Place the computer on a clean, flat surface and align the stand, and then slide it on the back of the computer. 2. Press the stand down till it snaps in. 3. Follow the procedure in After working inside your computer.
  • Page 12 Disassembly and reassembly...

  • Page 13: Installing The Cable Cover

    Installing the cable cover 1. Align the notches on the cable cover to the holes on the computer and press the cable cover until it snaps in. 2. Tighten the screw to secure the cable cover to the computer. 3. Install the stand. 4.
  • Page 14 Disassembly and reassembly...
  • Page 15 4. Lift the back cover from the computer. Disassembly and reassembly...

  • Page 16: Installing The Back Cover

    Installing the back cover 1. Align the notches on the back cover to the holes on the computer, and press the back cover until it snaps in. 2. Install the: cable cover stand 3. Follow the procedure in After working inside your computer.

  • Page 17: Speaker Cover

    Speaker cover Removing the speaker cover 1. Follow the procedure in Before working inside your computer. 2. Remove the: stand cable cover back cover 3. Remove the screws that secure the speaker cover to the computer. 4. To remove the speaker cover: a) Remove the screws that secure the speaker cover to the computer [1].
  • Page 18 5. Pull and remove the speaker cover from the computer. NOTE: To avoid damage to the back cover, release it from the pull tabs. Disassembly and reassembly...

  • Page 19: Installing The Speaker Cover

    Installing the speaker cover 1. Align and push the speaker cover to pop tabs into its position on the back of the computer. 2. Tighten the screws to secure the speaker cover to the computer. 3. Install the: back cover cable cover stand 4.

  • Page 20: Solid State Drive - Optional

    Solid State Drive — optional Removing the SSD card 1. Follow the procedure in Before working inside your computer. 2. Remove the: stand back cover system board shield 3. To remove the SSD card: a) Remove the screw that secures the SSD card to the computer [1]. NOTE: System is shipped with 2.5 inch SATA drive on the ODD drive port (Optional).

  • Page 21: Hard Drive Assembly

    Hard drive assembly Removing the hard drive assembly 1. Follow the procedure in Before working inside your computer. 2. Remove the: stand back cover 3. To remove the hard drive assembly: a) Press the tab on the bracket, and slide the hard-drive assembly until the tabs are released from either side of the assembly [1]. b) Slide the hard-drive assembly upwards to remove it from the computer [2].
  • Page 22 Disassembly and reassembly...

  • Page 23: Installing The Hard Drive Assembly

    4. To remove the hard drive bracket: a) Pry the edges of the bracket to release the hard drive [1]. b) Slide the hard drive and lift it away from the bracket [2]. Installing the hard drive assembly 1. Align the hard drive until the notches are aligned and the hard drive is secured in the bracket. 2.
  • Page 24 Disassembly and reassembly...

  • Page 25: Installing The Optical Drive Assembly

    4. To remove the optical drive bracket: a) Remove the screws that secure the optical drive bracket [1]. b) Remove the bracket away from the optical drive [2]. Installing the optical drive assembly 1. Place the bracket to align the screw holders on the optical drive. 2.
  • Page 26 Disassembly and reassembly...

  • Page 27: Installing The System Board Shield

    Installing the system board shield 1. Align and slide the system board shield until it snaps in. 2. Install the: back cover stand 3. Follow the procedure in After working inside your computer. Heat sink Removing the heat sink 1. Follow the procedure in Before working inside your computer.
  • Page 28 Disassembly and reassembly...

  • Page 29: Installing The Heat Sink

    Installing the heat sink 1. Align and place the heat sink in the slot. 2. Tighten the screws to secure the heat sink to the computer. 3. Install the: system board shield back cover stand 4. Follow the procedure in After working inside your computer.
  • Page 30 Disassembly and reassembly...

  • Page 31: Installing The Wlan Card

    Installing the WLAN card 1. Align the WLAN card to the connector on the system board. 2. Tighten the screw to secure the WLAN card to the system board. 3. Connect the antenna cables to the connectors on the WLAN card. 4.
  • Page 32 Disassembly and reassembly...
  • Page 33 4. To remove the speaker module: a) Remove the screws that secure the speaker module to the chassis [1]. b) Lift the speaker module and remove it from the chassis [2]. Disassembly and reassembly...
  • Page 34 Disassembly and reassembly...

  • Page 35: Installing The Speaker Module

    Installing the speaker module 1. Insert the speaker module into the slot on the chassis. 2. Tighten the screws to secure the speaker to the chassis. 3. Secure the speaker cables through the retention clips. 4. Connect the speaker cable to the connector on the system board. 5.
  • Page 36 4. Perform the following steps as shown in the illustration: a) Disconnect the convertor-board cable from the converter board [1, 2]. b) Disconnect the display-backlight cable from the converter board [3]. Disassembly and reassembly...

  • Page 37: Installing The Converter Board

    5. Perform the following steps as shown in the illustration: a) Remove the screws that secure the converter board to the chassis [1]. b) Lift the converter board away from the chassis [2]. Installing the converter board 1. Place the convertor board in the slot. 2.
  • Page 38 2. Remove the: stand back cover cable cover speaker cover system board shield 3. To release the PSU cable: a) Unthread the power supply cables from the retention clips in the chassis [1]. b) Disconnect the power supply cable from the connector on the system board [2]. NOTE: Press lock clip to release the power supply cable from the system board.
  • Page 39 Disassembly and reassembly...
  • Page 40 4. To release the PSU: • NOTE: There is an additional cable retention clip on the side of the VESA mount bracket. The PSU near that is not visible in the removing cables from retention clips image. a) Remove the screw that secures the power supply socket to the chassis [1]. b) Slide the socket to remove it from the computer [2].
  • Page 41 Disassembly and reassembly...
  • Page 42 5. To remove the PSU: NOTE: Field Engineers to ensure defective Power Supply Unit is returned along with BIST board. a) Remove the screw that secures the PSU to the chassis [1]. b) Slide the PSU and lift it away from the chassis [2]. Disassembly and reassembly...
  • Page 43 Disassembly and reassembly...

  • Page 44: Installing The Power Supply Unit - Psu

    Installing the Power Supply Unit - PSU 1. Place the PSU on the chassis. 2. Tighten the screw to secure the PSU to the chassis. 3. Place the power supply socket in the slot on the chassis. 4. Tighten the screw to secure the power supply socket to the chassis. 5.
  • Page 45 Disassembly and reassembly...

  • Page 46: Installing The Vesa Mount Bracket

    Installing the VESA mount bracket 1. Align and place the bracket in the slot on the computer. 2. Tighten the screws that secure the VESA mount bracket to the computer. 3. Install the: power supply unit system board shield speaker cover cable cover back cover stand...
  • Page 47 Disassembly and reassembly...

  • Page 48: Installing The System Fan

    Installing the system fan 1. Align and place the system fan in the slot on the chassis. 2. Tighten the screws to secure the system fan to the system board. 3. Connect the system fan cable to the connector on the system board. 4.

  • Page 49: Installing The Memory Module

    Installing the memory module 1. Insert the memory module on the memory connector until the clips secure the memory module. 2. Install the: system board shield Disassembly and reassembly...

  • Page 50: Intrusion Switch

    back cover stand 3. Follow the procedure in After working inside your computer. Intrusion switch Removing the intrusion switch 1. Follow the procedure in Before working inside your computer. 2. Remove the: stand back cover cable cover speaker cover system board shield power supply unit VESA mount bracket 3.
  • Page 51 4. Perform the following instructions as shown in the illustration: a) Disconnect the intrusion-switch cable from the connector on the system board [1]. b) Unthread the intrusion-switch cable from the retention clips on the computer [2]. Disassembly and reassembly...

  • Page 52: Installing The Intrusion Switch

    5. Perform the following instructions as shown in the illustration: a) Remove the screw that secures the intrusion switch to the chassis [1]. b) Slide and lift the intrusion switch to remove it from the computer [2]. Installing the intrusion switch 1.

  • Page 53: Power Osd Button Board

    Power OSD button board Removing the power and On-Screen Display- OSD buttons board 1. Follow the procedure in Before working inside your computer. 2. Remove the: stand back cover optical drive 3. To remove the power and OSD buttons board: a) Remove the screw to remove the metal plate that secures the power and OSD buttons board to the computer [1].
  • Page 54 Disassembly and reassembly...

  • Page 55: Installing The Power And Osd Buttons Board

    Installing the power and OSD buttons board 1. Connect the cable to the power and OSD buttons board. 2. Affix the tape on the OSD buttons board. 3. Insert the power and OSD buttons board into the slot. 4. Align the metal plate on the power and OSD buttons board. 5.

  • Page 56: Installing The Coin Cell Battery

    Installing the coin cell battery 1. Insert the coin cell battery into the slot on the system board until it fits securely. 2. Install the: system board shield back cover stand 3. Follow the procedure in After working inside your computer.

  • Page 57: Installing The Processor

    cable cover speaker cover speaker VESA mount bracket system board shield SSD card WLAN card memory heat sink system fan 3. To remove the processor: a) Release the socket lever by pushing the lever down and out from under the tab on the processor shield [1]. b) Lift the lever upward and lift the processor shield [2].

  • Page 58: System Board

    System board Removing the system board 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: stand back cover cable cover speaker cover VESA mount bracket system-board shield memory optical drive hard drive heatsink power-supply unit converter board processor fan 3.
  • Page 59 5. Disconnect all the cables that are connected to the system board. 6. Perform the following steps as shown in the illustration: a) Press the latches on either side of the connector and pull the LVDS cable to disconnect it from the system board [1,2]. b) Lift the latch and disconnect the cable from the connector [3,4].

  • Page 60: System Board Layout

    a) Remove the screws that secure the system board to the chassis [1]. b) Slide the system board and lift it away from the chassis [2]. System Board Layout The following image displays the system board layout of the computer. 1.

  • Page 61: Installing The System Board

    11. USB 3.0 connector 12. audio connector 13. speaker connector 14. audio connector 15. DisplayPort connector 16. HDMI-out connector 17. USB 3.0 connector 18. M.2 SSD slot 19. USB 3.0 connector 20. intrusion-switch connector 21. HDMI-in connector 22. hard-drive connector 23.
  • Page 62 power-supply unit heatsink processor fan speakers system board NOTE: These instructions are valid only for non-touch computers. For touch computers, the display panel should be disassembled in a clean-room environment. 3. Perform the following steps as shown in the illustration: a) Remove the power-switch cable from the retention clip [1].

  • Page 63: Installing The Display Assembly

    Installing the display assembly 1. Tighten the screws to secure the display bracket to the display panel. 2. Place the display panel on the chassis. 3. Affix the tape on the display panel. 4. Align all the cables through their retention clips on the display panel. 5.

  • Page 64: 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 65: System Setup Options

    Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Enter Selects 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. Moves to the next focus area.

  • Page 66: System Configuration Screen Options

    Option Description Boot List Options Allows you to change the boot list option: • Legacy • UEFI (enabled by default) Advanced Boot This option allows you the legacy option ROMs to load. By default, the Enable Legacy Option ROMs is disabled. Options •...

  • Page 67: Security Screen Options

    Option Description • Enable Side USB Ports: Include options for 2 ports All the options are enabled by default. NOTE: USB keyboard and mouse always work in the BIOS setup irrespective of these settings. Rear USB This field allows you to enable or disable rear USB ports. Configuration •...
  • Page 68 Option Description Password Allows you to determine the minimum and maximum length of Administrator and System passwords. Configuration Password Bypass Allows you to enable or disable the permission to bypass the System and the Internal HDD password, when they are set. The options are: •...

  • Page 69: Secure Boot Screen Options

    Secure boot screen options Option Description Secure Boot This option enables or disables the Secure Boot feature. Enable • Disabled • Enabled Default setting: Enabled. Expert Key Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Management Mode option is disabled by default.

  • Page 70: Power Management Screen Options

    Power management screen options Option Description AC Recovery Specifies how the computer will respond when AC power is applied after an 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 71: Virtualization Support Screen Options

    Follow the procedure to recover BIOS from hard drive. 1. Power on the system. 2. While the blue Dell logo is visible, press the F2 key to enter the System Setup. 3. Press the Num Lock key, and verify that the Num Lock light is on.

  • Page 72: Cloud Desktop Screen Options

    Option Description 4. Press the Caps Lock key, and verify that the Caps Lock light is on. 5. Press the Scroll Lock key, and verify that the Scroll Lock light is on. 6. Press the Alt + F keys at the same time. The system will beep as the setup defaults are restored. 7.

  • Page 73: Updating The Bios

    It is recommended to update your BIOS (system setup), on replacing the system board or if an update is available. 1. Re-start the computer. 2. Go to dell.com/support. 3. Enter the Service Tag or Express Service Code and click Submit.

  • Page 74: Deleting Or Changing An Existing System And-Or Setup Password

    To enter the system setup, press F2 immediately after a power-on or re-boot. 1. In the System BIOS or System Setup screen, select Security and press Enter. The Security screen is displayed. 2. Select System Password and create a password in the Enter the new password field. Use the following guidelines to assign the system password: •...

  • Page 75: Technical Specifications

    Technical specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your computer in: • Windows 10, click or tap Start > Settings > System > About. • Windows 8.1 and Windows 8, from the charms sidebar, click or tap Settings > Change PC settings. In the PC Settings window, select PC and devices >...

  • Page 76: Video Specifications

    Video specifications Feature Specification Video Controller • Integrated Intel HD 630/610/530/510 Graphics • Optional AMD Radeon M465, 2GB Video Memory shared memory External display DisplayPort, HDMI in and HDMI out (Optional only on FHD model configuration 7450 AIO) support Audio specifications Feature Specification Controller...

  • Page 77: Drives Specifications

    Feature Specification Maximum 3840 x 2160 resolution Refresh rate 60 Hz Brightness Brightness up/down buttons Operating angle 178 horizontal/ 178 vertical Pixel pitch 0.2475 mm Controls on-screen controls Drives specifications Feature Specification Hard drive one 2.5-inch SATA drive with an adapter bracket , one 2.5-inch SATA drive (optional) and SSD M.2 (optional) Optical drive one DVD-ROM SATA drive or DVD+/- RW SATA drive (optional)

  • Page 78: Camera Specifications - Optional

    Camera specifications - optional Feature Specification Image resolution 2.0 megapixel Video resolution FHD (1080p) Diagonal viewing 74 degrees angle Stand specifications Feature Specification Tilt – 5 degrees to 30 degrees Stand Dimensions • 8.86 x 8.46 / 22.50 x 21.55 ( inches / centimeters) (Width x Depth) •...
  • Page 79 Maximum Specifications vibration Storage 1.37 GRMS at 5 to 200 Hz Maximum Specifications shock Operating 40 G Storage 105 G Altitude Specifications (maximum) Operating 0 m to 5000 m (0 ft to 16,404 ft) Non-operating 0 m to 5000 m (0 ft to 16,404 ft) Airborne G2 or lower as defined by ANSI/ISA-S71.04-1985 contaminant level...

  • Page 80: 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: 1.

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