Dell OptiPlex 7440 All-In-One Owners Manual
Dell OptiPlex 7440 All-In-One Manual
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- Dell OptiPlex 7440 All-In-One | Owners Manual - Page 1
Dell OptiPlex 7440 All-In-One Owner's Manual Regulatory Model: W11C Regulatory Type: W11C001 April 2021 Rev. A05 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 2
and tells you how to avoid the problem. WARNING: 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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 3
Contents Chapter 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...8 Chapter 2: Disassembly and reassembly 9 Stand...9 Removing the stand - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 4
screen options...71 Power management screen options...72 POST behavior screen options...72 Virtualization support screen options...73 Wireless screen options...73 Maintenance screen options...73 Cloud desktop screen options...74 Updating the BIOS ...75 System and setup password...75 4 Contents - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 5
specifications...79 Port and connector specifications...79 Power specifications...80 Camera specifications - optional...80 Stand specifications...80 Physical specifications...80 Environmental specifications...81 Chapter 5: Contacting Dell...82 Contents 5 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 6
surface at the same time as touching a connector on the back of the computer. Recommended tools The procedures in this document require the following tools: ● Small flat blade screwdriver ● Phillips # 1 screwdriver ● Small plastic scribe Safety instructions Prerequisites Use the following safety - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 7
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions not touch the components - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 8
Important Information About this task NOTE: Avoid using the touchscreen in dusty, hot, or humid environments. NOTE: Sudden change in temperature may cause condensation on the inner surface of the glass screen, which will disappear after a short time and does not affect normal usage. 8 Working on - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 9
2 Disassembly and reassembly Topics: • Stand • Cable cover • Back cover • Speaker cover • Solid State Drive - optional • Hard drive assembly • Optical drive assembly • System board shield • Heat sink • WLAN card • Speaker module • Converter board • Power supply unit • Mount bracket • System fan • - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 10
Figure 1. Height Adjustable Stand Figure 2. Height Adjustable Stand 10 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 11
Figure 3. Fix stand Disassembly and reassembly 11 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 12
Figure 4. Articulate stand 4. Slide the stand and lift it away from the back cover. Installing the stand Steps 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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 13
Cable cover Removing the cable cover Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the stand. 3. To remove the cable cover: a. Remove the screw that secures the cable cover to the computer [1]. b. Push the release tabs to release the cable cover [2]. c. Lift the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 14
Installing the cable cover Steps 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. Follow the procedure in After working inside your computer. Back - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 15
Disassembly and reassembly 15 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 16
4. Lift the back cover from the computer. 16 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 17
Installing the back cover Steps 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: a. cable cover b. stand 3. Follow the procedure in After working inside your computer. Disassembly and reassembly 17 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 18
Speaker cover Removing the speaker cover Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. cable cover c. 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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 19
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 19 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 20
Installing the speaker cover Steps 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: a. back cover b. cable cover c. stand 4. Follow the procedure in After Working Inside - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 21
Solid State Drive - optional Removing the SSD card Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. back cover c. 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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 22
4. Follow the procedure in After working inside your computer. Hard drive assembly Removing the hard drive assembly Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. back cover 3. To remove the hard drive assembly: a. Press the tab on the bracket, and - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 23
Disassembly and reassembly 23 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 24
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 Steps 1. Align the hard drive until the notches are aligned and the hard drive is secured in the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 25
Disassembly and reassembly 25 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 26
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 Steps 1. Place the bracket to align the screw holders on the optical drive. 2. Tighten the screws to - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 27
Disassembly and reassembly 27 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 28
Installing the system board shield Steps 1. Align and slide the system board shield until it snaps in. 2. Install the: a. back cover b. stand 3. Follow the procedure in After working inside your computer. Heat sink Removing the heat sink Steps 1. Follow the procedure in Before working inside your - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 29
Disassembly and reassembly 29 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 30
Installing the heat sink Steps 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: a. system board shield b. back cover c. stand 4. Follow the procedure in After working inside your computer. WLAN card Removing the WLAN card - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 31
Disassembly and reassembly 31 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 32
Installing the WLAN card Steps 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. Install the: a. system board shield b. back cover c. stand 5. Follow the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 33
Disassembly and reassembly 33 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 34
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]. 34 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 35
Disassembly and reassembly 35 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 36
Installing the speaker module Steps 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. Install the: a. - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 37
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 37 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 38
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 Steps 1. Place the convertor board in the slot. 2. Tighten the screws to secure - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 39
Power supply unit Removing the Power Supply Unit - PSU Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. back cover c. cable cover d. speaker cover e. system board shield 3. To release the PSU cable: a. Unthread the power supply cables from the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 40
40 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 41
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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 42
42 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 43
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 43 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 44
44 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 45
Installing the Power Supply Unit - PSU Steps 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. Secure the power supply cable on - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 46
46 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 47
Installing the VESA mount bracket Steps 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: a. power supply unit b. system board shield c. speaker cover d. cable cover e. back cover f. stand 4. Follow - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 48
48 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 49
Installing the system fan Steps 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. Install the: a. VESA mount bracket b. power supply unit c. system - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 50
Installing the memory module Steps 1. Insert the memory module on the memory connector until the clips secure the memory module. 50 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 51
2. Install the: a. system board shield b. back cover c. stand 3. Follow the procedure in After working inside your computer. Intrusion switch Removing the intrusion switch Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. back cover c. cable cover d. - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 52
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]. 52 Disassembly and reassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 53
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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 54
OSD button board Removing the On-Screen Display- OSD buttons board Steps 1. Follow the procedure in Before working inside your computer. 2. Remove the: a. stand b. back cover c. optical drive 3. To remove the OSD buttons board: a. Remove the screw to remove the metal plate that secures the OSD - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 55
Disassembly and reassembly 55 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 56
Installing the OSD buttons board Steps 1. Connect the cable to the OSD buttons board. 2. Affix the tape on the OSD buttons board. 3. Insert the OSD buttons board into the slot. 4. Align the metal plate on the OSD buttons board. 5. Tighten the screw to secure the OSD buttons board. 6. Install the: a. - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 57
Installing the coin cell battery Steps 1. Insert the coin cell battery into the slot on the system board until it fits securely. 2. Install the: a. system board shield b. back cover c. stand 3. Follow the procedure in After working inside your computer. Processor Removing the processor Steps 1. - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 58
removing the processor, place it in an antistatic container for reuse, return, or temporary storage. Do not touch the bottom of the processor to avoid damage to the processor contacts. Touch only the side edges of the processor. Installing the processor Steps 1. Align the processor with the socket - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 59
as shown in the illustration: a. Disconnect the optical-drive cable and hard-drive cable from the connectors on the system board [1]. b. Disconnect the touch pad cable from the connector on the system board [2]. c. Unthread the cable from the retention clips of the computer [3]. 4. Perform the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 60
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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 61
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 About this task The following image displays the system board layout of the computer. 1. LVDS connector 3. camera connector 5. coin-cell battery - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 62
3.0 connector 11. USB 3.0 connector 13. speaker connector 15. DisplayPort connector 17. USB 3.0 connector 19. USB 3.0 connector 21. HDMI-in connector 23. USB 2.0 connector 25. touchpad connector 27. Windows serial debug connector 29. SPI-debug connector 31. optical-drive connector 33. power-supply - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 63
buttons board l. converter board m. power-supply unit n. heatsink o. processor fan p. speakers q. 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 - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 64
5. Perform the following steps as shown in the illustration: a. Lift the latch and disconnect the cables [1,2]. b. Remove the screws that secure the display assembly to the chassis [3]. c. Lift the display assembly away from the computer [4]. Installing the display assembly Steps 1. Tighten the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 65
e. power-supply unit f. converter board g. OSD buttons board h. intrusion switch i. hard drive j. optical drive k. WLAN card l. system-board shield m. VESA mount bracket n. speaker cover o. cable cover p. back cover q. stand 7. Follow the procedure in After Working Inside Your Computer. Disassembly - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 66
screen options • Virtualization support screen options • Wireless screen options • Maintenance screen options • Cloud desktop screen options • ), when the Dell logo appears, you can: ● Access System Setup by pressing F2 key ● Bring up the one-time boot menu by pressing F12 key The one-time boot menu - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 67
. Option Description System Information Boot Sequence ● System Information: Displays BIOS Version, Service Tag, Asset Tag, Ownership Tag, Ownership Date, Manufacture Date, and the Express Service Code. ● Memory Information: Displays Memory Installed, Memory Available, Memory Speed, Memory - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 68
Enabled w/PXE: This option is enabled by default. ● Enabled w/Cloud Desktop NOTE: Depending on the computer and its installed devices, the items listed Enable SMART Reporting This field configures the integrated USB controller. If Boot Support is enabled, the system is allowed to boot any type of USB - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 69
cannot see any device attached to this port. The options are: ● Enable USB Boot Support ● Enable Rear USB Ports: Include options for 6 ports ● Enable Side USB Ports: or disable the OSD (On-Screen Display) buttons on the All-In-One system. ● Disable OSD buttons: This option is unchecked by default. - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 70
set an option to enter the Option ROM Configuration screens using hotkeys during boot. The options are: ● Enabled ● One Time Enable ● Disabled Default setting: Enable Admin Setup Lockout HDD Protection Support Allows you to enable or disable the option to enter setup when an admin password is set - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 71
be erased and the keys will restore to default settings. Performance screen options Option Description Multi Core Support Intel SpeedStep Specifies whether the process will have one or all cores enabled. The performance of some applications will improve with the additional cores. ● All - This - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 72
the AC power adapter is removed during Standby, the system setup removes power from all the USB ports to conserve battery power. ● Enable USB Wake Support Default setting: The option is disabled. Wake on LAN/ WLAN Allows you to enable or disable the feature that powers on the computer from the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 73
(default) ● Auto Virtualization support screen options Option Description Virtualization default. Maintenance screen options Option Description Service Tag Displays the Service Tag of your computer. Asset Tag Allows blue Dell logo is visible, press the F2 key to enter the System Setup - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 74
selected by default. NOTE: This option is relevant only when the Integrated NIC control in the System Configuration group is set to Enable with Cloud Desktop. Client IP Address This option specifies the static IP address of the client. The default IP Address is 255.255.255.255 NOTE: This option - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 75
set to Enable with Cloud Desktop, and when the client dell.com/support. 3. Enter the Service Tag or Express Service Code and click Submit. a. To locate the Service Tag, click Where is my Service Tag? b. If you cannot find your Service Tag, click Detect My Product. Proceed with the instructions - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 76
NOTE: System and setup password feature is disabled. Assigning a system password and setup password Prerequisites You can assign a new System Password only when the status is in Not Set. About this task To enter the system setup, press F2 immediately after a power-on or re-boot. Steps 1. In the - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 77
from the charms sidebar, click or tap Settings > Change PC settings. In the PC Settings window, select PC and devices > PC Info. ● Windows 7, click Start Topics: , right-click Feature Specification Processor cache Intel Core i3/ i5 / i7 series Total cache Up to 8 MB cache depending on - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 78
Feature Controller Speaker Internal speaker amplifier Internal microphone support Volume controls Specification Intel High Definition Audio with Waves by the manufacturer(e.g. operating system, equalizer software, firmware, driver, etc.) may increase the earphones or headphones output voltage and - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 79
pitch Controls Specification 23.8 inch, FHD one global headset port at side Network adapter One RJ-45 connector USB 2.0 (Rear) 0(side)/2 USB 3.0 (Rear) 2(side)/4 USB port 1(side) USB 3.0 Type C connector with PowerShare support Video one display port HDMI ● one 19-pin output port ● one - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 80
degrees ● 8.86 x 8.46 / 22.50 x 21.55 ( inches / centimeters) ● 2.25 / 4.96 ( Kilograms / pounds ) Physical specifications Feature Width Height Depth: Non-touch Touch Weight: Non-touch Touch Specification 575.24 mm (22.65 inches) 392.90 mm (15.47 inches) 63.5 mm (2.5 inches) 62.79 mm (2.47 inches - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 81
Environmental specifications Temperature Operating Storage Specifications 0°C to 35°C (32°F to 95°F) -40°C to 65°C (-40°F to 149°F) Relative humidity (maximum) Operating Storage Specifications 20 % to 80 % (non condensing) 20 % to 80 % (non condensing) Maximum vibration Operating Storage - Dell OptiPlex 7440 All-In-One | Owners Manual - Page 82
. 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: Steps 1. Go to Dell.com/support. 2. Select your support category. 3. Verify your country or region in the Choose a Country
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Dell OptiPlex 7440 All-In-One
Owner's Manual
Regulatory Model: W11C
Regulatory Type: W11C001
April 2021
Rev. A05