Dell OptiPlex 3240 All-In-One Owner's Manual Regulatory Model: W14B Regulatory Type: W14B001
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2016 Dell Inc. or its subsidiaries. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents 1 Working on your computer.............................................................................................. 6 Before working inside your computer................................................................................................................................. 6 Recommended tools...........................................................................................................................................................6 Turning off your computer..............
Installing the OSD buttons board......................................................................................................................................25 Removing the coin cell battery......................................................................................................................................... 26 Installing the coin cell battery...........................................................................................................................................
Camera (optional) specifications...................................................................................................................................... 52 Stand specifications......................................................................................................................................................... 52 Physical specifications..............................................................................................................................................
1 Working on your computer Before working inside your computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • You have read the safety information that shipped with your computer. • A component can be replaced or--if purchased separately--installed by performing the removal procedure in reverse order.
• Small flat blade screwdriver • Phillips screwdriver • Small plastic scribe Turning off your computer CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer. 1. Turning off your computer: • • • • In Windows 10 (using a touch enabled device or mouse): 1. Click or tap 2. Click or tap and then click or touch Shut down. In Windows 8 (using a touch enabled device): 1.
2 Removing and installing components This section provides detailed information on how to remove or install the components from your computer. Removing the stand 1. Follow the procedures in Before Working Inside Your Computer. 2. Place the computer on a flat surface with the display side facing downwards. 3. To release the stand: a. Press the tab on the cover to release the stand [1]. b. Lift the stand upwards [2]. 4. 8 Slide the stand and lift it away from the back cover.
Installing the stand 1. Align the stand and slide it on the back of the computer. 2. Press the cover attached to the stand, until it snaps in. 3. Follow the procedure in After Working Inside Your Computer. Removing the cable cover 1. Follow the procedures 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 [1]. b. Push the release tabs to release the cable cover [2]. c.
Installing the cable cover 1. Align the notches on the cable cover to the holes on the computer and press down, until it snaps in. 2. Tighten the screw to secure the cable cover to the computer. 3. Install the stand. 4. Follow the procedures in After Working Inside Your Computer. Removing the back cover 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the: a. stand b. cable cover 3. Pry the edges of the back cover to release it from the computer. 4.
Installing the back cover 1. Align the notches on the back cover to the holes on the computer and press it until it snaps in. 2. Install the: a. cable cover b. stand 3. Follow the procedure in After Working Inside Your Computer. Removing the speaker cover 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. stand b. cable cover c. back cover 3. To release the speaker cover: a. Remove the screws that secure the speaker cover to the computer [1]. b.
4. Slide and remove the speaker cover from the computer. Installing the speaker cover 1. Align the speaker cover to 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 Your Computer. Removing the hard-drive assembly 1. Follow the procedure in Before Working Inside Your Computer. 2.
a. stand b. back cover 3. To remove the hard-drive assembly from the chassis: 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]. 4. To remove the hard-drive from the 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.
Removing the optical-drive assembly 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. stand b. back cover 3. To release the optical-drive assembly: a. Press the securing tab at the base of the drive to release the optical drive [1]. b. Push the back side of the optical drive [2]. c. Slide the optical-drive assembly outward to remove it away from the computer [3]. 4. To remove the optical drive from the bracket: a.
b. stand 4. Follow the procedure in After Working Inside Your Computer. Removing the system-board shield 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. stand b. back cover 3. To remove the system board shield: a. Press the securing tab to release the system-board shield from the slots on the computer [1]. b. Slide the system-board shield away from the computer [2]. c. Lift the system-board shield from the computer [3]. Installing the system-board shield 1.
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: a. system-board shield b. back cover c. stand 4. Follow the procedure in After Working Inside Your Computer. Removing the WLAN card 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 WLAN card: a.
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 procedure in After Working Inside Your Computer. Removing the speaker module 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. b. c. d. e. 3. stand back cover cable cover speaker cover system-board shield To release the speaker module: a. Disconnect the speaker cable from the connector on the system board [1]. b.
Installing the speaker module 1. Align the speaker module on the slot in the chassis. 2. Tighten the screws to secure the speaker to the chassis. 3. Thread the speaker cables through the retention clips. 4. Connect the speaker cable to the connector on the system board. 5. Install: a. b. c. d. e. 6. system-board shield speaker cover back cover cable cover stand Follow the procedure in After Working Inside Your Computer. Removing the converter board 1.
4. To remove the converter board: 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 its slot. 2. Tighten the screws to secure the converter board to the chassis. 3. Connect the converter-board cable and display-backlight cable to the connectors on the converter board. 4. Install the: a. b. c. d. e. f. 5.
a. b. c. d. e. 3. stand back cover cable cover speaker cover system-board shield To disconnect the cables from the PSU: 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]. 4. To remove the power supply socket: 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]. 5. To remove the PSU: a.
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 socket in the slot on the chassis. 4. Tighten the screw to secure the power supply socket to the chassis. 5. Thread the power-supply cable on the retention clips in the chassis. 6. Connect the power-supply cables to the connectors on the system board. 7. Install the: a. b. c. d. e. 8.
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: a. b. c. d. 4. power-supply unit system-board shield back cover stand Follow the procedure in After Working Inside Your Computer. Removing the processor fan 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. b. c. d. e. 3.
Installing the processor fan 1. Align and place the processor fan in the slot on the chassis. 2. Tighten the screws to secure the processor fan to the system board. 3. Connect the processor-fan cable to the connector on the system board. 4. Install the: a. b. c. d. e. 5. VESA mount bracket power-supply unit system-board shield back cover stand Follow the procedure in After Working Inside Your Computer. Removing the memory module 1. Follow the procedure in Before Working Inside Your Computer. 2.
c. stand 4. Follow the procedure in After Working Inside Your Computer. Removing the intrusion switch 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. b. c. d. 3. stand back cover VESA mount bracket system-board shield To release the intrusion-switch cable: 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]. 4. To remove the intrusion-switch: a.
3. Thread the cable along the retention clips on the chassis. 4. Connect the intrusion-switch cable to the connector on the system board. 5. Install: a. b. c. d. 6. system-board shield VESA mount bracket back cover stand Follow the procedures in After Working Inside Your Computer. Removing the On-Screen Display (OSD) buttons board 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. b. c.
Removing the coin cell battery 1. Follow the procedure in Before Working Inside Your Computer. 2. Remove the: a. stand b. back cover c. system-board shield 3. Press the latch to release the coin cell battery and remove it from the computer. Installing the coin cell battery 1. Insert the coin cell battery into its 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.
Installing the processor 1. Align the processor with the socket keys. CAUTION: Do not use force to seat the processor. When the processor is positioned correctly, it engages easily into the socket. 2. Align the pin-1 indicator of the processor with the triangle on the socket. 3. Place the processor on the socket such that the slots on the processor align with the socket keys. 4. Close the processor shield by sliding it under the retention screw. 5.
4. To release the second set of cables from the system board: a. Remove the screws that secure the optical-drive cable and hard-drive cable to the system [1]. b. Disconnect the optical-drive cable and hard-drive cable [2]. 5. 28 Disconnect all the cables that are connected to the system board.
6. To release the final set of cables from the system board: 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]. 7. To remove the system board: 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. LVDS connector 2. processor socket 3. camera connector 4. WLAN connector 5. coin-cell battery 6.
7. jumper connector 8. jumper connector 9. memory connectors (SODIMM sockets) 10. speaker connector 11. jumper connector 12. intrusion-switch connector 13. hard-drive connector 14. audio connector 15. Displayport connector 16. HDMI-out connector 17. HDD/ODD power connector 18. Side keyboard connector 19. optical-drive connector 20. heatsink 21. power connector 22. processor fan connector Installing the system board 1. Place the system board on the computer. 2.
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]. b. Unthread the camera cable from the retention clips on the display panel [2]. 4. Perform the following steps as shown in the illustration: a. Peel off the tape to access the cables [1]. b.
Figure 1. For touch enabled systems Figure 2.
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. Tighten the screws to secure the latches to the computer. 6. Install the: a. b. c. d. e. f. g. h. i. j. k. l. m. n. 7.
3 System Setup System Setup enables you to manage your computer hardware and specify BIOS level options.
Keys Navigation NOTE: For the standard graphics browser only. Esc Moves to the previous page till you view the main screen. Pressing Esc in the main screen displays a message that prompts you to save any unsaved changes and restarts the system. F1 Displays the System Setup help file. System setup options NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not appear.
Option Description • Boot List Options Advanced Boot Options Date/Time Exit - Exits and starts the computer. Allows you to change the boot list option: • Legacy • UEFI (enabled by default) This option allows you the legacy option ROMs to load. By default, the Enable Legacy Option ROMs is disabled.
Option Description • USB Configuration 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 Mass Storage Devices (HDD, memory key, floppy). If USB port is enabled, device attached to this port is enabled and available for OS. If USB port is disabled, the OS cannot see any device attached to this port.
Option Description NOTE: You must set the admin password before you set the system or hard drive password. Deleting the admin password automatically deletes the system password and the hard drive password. NOTE: Successful password changes take effect immediately. Default setting: Not set System Password Allows you to set, change or delete the system password. NOTE: Successful password changes take effect immediately.
Option Description Computrace (R) Allows you to activate or disable the optional Computrace software. The options are: • Deactivate • Disable • On-Silent NOTE: The Activate and Disable options will permanently activate or disable the feature and no further changes will be allowed Default setting: Deactivate Chassis Intrusion This field controls the chassis intrusion feature.
Option Description • KEK • db • dbx If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear.
Option Description C-States Control Allows you to enable or disable the additional processor sleep states. • C states Default setting: The option is enabled. Limit CPUID Value Allows you to limit the maximum value of the Standard CPUID Fuction support. Some operation systems will not complete installation when maximum CPUID Function supported is greater than 3. • Intel TurboBoost Enable CPUID Limit - This option is disabled by default.
Option Description Fan Control Override Controls the speed of the system fan. This option is disabled by default. NOTE: When enabled, the fan runs at full speed. USB Wake Support Allows you to enable USB devices to wake the system from Standby. NOTE: This feature is only functional when the AC power adapter is connected. If the AC power adapter is removed during Standby, the system setup removes power from all the USB ports to conserve battery power.
Option Description 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 VT for Direct I/O - enabled by default. Wireless screen options Option Description Wireless Device Enable Allows you to enable or disable the internal wireless devices. • WLAN/WiGig • Bluetooth All the options are enabled by default.
Cloud desktop screen options Option Description Server Lookup Method This option specifies how the Cloud Desktop software will lookup the server address. The options are: • Static IP - Uses the static IP address • DNS - Obtains several IP addresses using the Domain Name System (DNS) protocol. This option is 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.
Option Description Domain Name This option specifies the domain name of the client. NOTE: This option is relevant only when the Integrated NIC control in the System Configuration group is set to Enable with Cloud Desktop, and when the client address method is set to static IP. Advanced This option turns on the Verbose Mode for advanced debugging. By default, this option is disabled.
NOTE: If you cannot find your Service Tag, click Detect My Product. Proceed with the instructions on screen. 4. If you are unable to locate or find the Service Tag, click the Product Category of your computer. 5. Choose the Product Type from the list. 6. Select your computer model and the Product Support page of your computer appears. 7. Click Get drivers and click View All Drivers. The Drivers and Downloads page opens. 8.
5. Select Setup Password, type your system password and press Enter or Tab. A message prompts you to re-type the setup password. 6. Type the setup password that you entered earlier and click OK. 7. Press Esc and a message prompts you to save the changes. 8. Press Y to save the changes. The computer reboots.
4 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, click or tap Start • Windows 7, click Start → PC Settings → PC and devices → PC Info. , right-click My Computer, and then select Properties.
Feature Specification External display support Display port 1.2, HDMI out 1.4 Audio specifications Feature Specification Controller Intel High Definition Audio with Waves MaxxVoice Pro Speaker single 4-ohms speakers in both the left and right speaker assembly (4 W average per channel) Internal speaker amplifier up to 7.
Feature Specification 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 500GB SATA 3.0 drive Optical drive (optional) one DVD-ROM SATA drive or DVD+/- RW SATA drive Port and connector specifications Feature Audio Specification • one line-out connector at rear • one global headset port at side Network adapter One RJ-45 connector USB 2.
Feature Specification • Maximum 1.3 A ( High AC range) Camera (optional) specifications Feature Specification Image resolution 1.0 megapixel Video resolution HD (720p) Diagonal viewing angle 74 degrees Stand specifications Feature Specification Tilt –5 degrees to 30 degrees Physical specifications Feature Specification Width 527.8 mm (20.78 inches) Height 363.0 mm (14.29 inches) Depth: Non-touch 61.5 mm (2.42 inches) Touch 61.5 mm (2.42 inches) Weight: Non-touch 8.
Maximum vibration Specifications Operating 0.26 GRMS at 5 to 350 Hz Storage 2.2 GRMS at 5 to 500 Hz Maximum shock Specifications Operating 40 G Storage 45 G Altitude (maximum) Specifications 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 contaminant level G2 or lower as defined by ANSI/ISA-S71.
5 Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or 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. Go to Dell.com/support. 2. Select your support category. 3.
