OptiPlex 3040 - Mini Tower Owner's Manual Regulatory Model: D18M Regulatory Type: D18M002
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. 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. Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents 1 Working on your computer............................................................................................................................. 5 Before working inside your computer..............................................................................................................................5 Turning off your computer................................................................................................................................................
Installing the processor.................................................................................................................................................... 21 Removing the system fan................................................................................................................................................ 21 Installing the system fan............................................................................................................................................
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.
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 Swipe in from the right edge of the screen, opening the Charms menu and select Settings.
2 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 require the following tools: • Small flat blade screwdriver • Phillips screwdriver • Small plastic scribe Removing the cover 1 Follow the procedure in Before Working Inside Your Computer. 2 To remove the cover: a b Loosen the captive screws that secure the cover to the computer [1].
b Remove the front bezel from the computer. Installing the bezel 1 Insert the tabs on the bezel into the slots on the computer. 2 Press the bezel until the tabs clicks into place. 3 Install the cover. 4 Follow the procedure in After Working Inside Your Computer. Opening the front bezel door 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover • bezel Pull the front bezel door to open it.
CAUTION: The front bezel door opens only to a limited extent. See the printed label for the maximum permissible level. Removing the hard drive assembly 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover 3 • bezel Open the front bezel door. 4 To remove the hard drive assembly: a b Disconnect the hard drive assembly cables from the connectors on the hard drive [1, 2]. Press the blue tabs on both sides [3] and pull the hard drive assembly out of the computer [4].
Installing the hard drive into the hard drive bracket 1 Align and insert the pins on the hard drive bracket with the slots on one side of the hard drive. 2 Flex the other side of the hard drive bracket, and align and insert the pins on the bracket into the hard drive. 3 Install the: a b c 4 hard drive assembly bezel cover Follow the procedure in After Working Inside Your Computer.
Installing the slim optical drive 1 Insert the optical drive into the optical drive bay until it clicks into place. 2 Open the front bezel door. 3 Connect the data cable and power cable to the connectors on the optical drive. 4 Close the front bezel door. 5 Install the: • 6 bezel • cover Follow the procedure in After Working Inside Your Computer. Removing the optical drive (3.5-inch) 1 Follow the procedure in Before Working Inside Your Computer.
Removing the SD card reader 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover 3 • bezel Open the front bezel door. 4 To remove the SD card reader: a b c Disconnect the SD card reader cable from the connector on the system board [1]. Remove the screw that secures the SD card reader to the computer [2]. Lift the SD card reader out of the computer [3]. Installing the SD card reader 1 Insert the SD card reader into the slot on the system board.
Installing the memory module 1 Align the notch on the memory module with the tab on the memory module connector. 2 Insert the memory module into the memory module socket. 3 Press the memory module until the memory module retention tabs click into place. 4 Close the front bezel door. 5 Install the: a b 6 cover bezel Follow the procedure in After Working Inside Your Computer. Removing the PCIe expansion card 1 Follow the procedure in Before Working Inside Your Computer.
3 Secure the PCIe expansion card by pushing the card retention latch until it clicks into place. 4 Close the release latch. 5 Close the front bezel door. 6 Install the: a b 7 bezel cover Follow the procedure in After Working Inside Your Computer. Removing the optional Ethernet port card NOTE: The location of the Ethernet port card may vary from what is displayed in the illustration. 1 Follow the procedure in Before Working Inside Your Computer.
Removing the power supply unit (PSU) 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover 3 • bezel Open the front bezel door. 4 To remove the PSU: a b c d Remove the screws that secure the PSU to the computer [1]. Disconnect the PSU cables from the connectors on the system board [2, 3]. Unroute the PSU cables from the retention clips. Press the metal release tab [4], slide the PSU toward the back and lift it out of the computer [5].
a b c d Remove the screws that secure the VGA connector to the computer [1]. Slide the VGA connector to release it from the computer [2]. Remove the screw that secures the VGA daughter board to the computer [3]. Lift the VGA daughter board using the handle to remove it from the computer [4]. Installing the VGA daughter board 1 Align the VGA daughter board with the screw holder on the system board. 2 Tighten the screw to secure the VGA daughter board to the system board.
Installing the intrusion switch 1 Insert the intrusion switch into the slot on the computer. 2 Route the intrusion switch cable through the fan grommet. 3 Connect the intrusion switch cable to the connector on the system board. 4 Close the front bezel door. 5 Install the: • 6 bezel • cover Follow the procedure in After Working Inside Your Computer. Removing the power switch 1 Follow the procedure in Before Working Inside Your Computer.
Installing the power switch 1 Insert the power switch into the slot and press it until it clicks into place. 2 Route the power switch cable through the cable retention clip. 3 Connect the power switch cable to the connector on the system board. 4 Close the front bezel door. 5 Install the: • 6 bezel • cover Follow the procedure in After Working Inside Your Computer. Removing the speaker 1 Follow the procedure in Before Working Inside Your Computer.
Removing the coin cell battery 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover 3 • bezel Open the front bezel door. 4 To remove the coin cell battery: a b Using a plastic scribe, release the coin cell battery until it pops out. Remove the coin cell battery from the connector on the system board. Installing the coin cell battery 1 Hold the coin cell battery with the "+" sign facing up and slide it under the securing tabs at the positive side of the connector.
Installing the heat sink assembly 1 Place the heat sink assembly on the processor. 2 Tighten the captive screws to secure the heat sink assembly to the system board. 3 Connect the heat sink assembly cable to the connector on the system board. 4 Close the front bezel door. 5 Install the: • 6 bezel • cover Follow the procedure in After Working Inside Your Computer. Removing the processor 1 Follow the procedure in Before 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.
NOTE: Install the lower two grommets first. 5 Connect the system fan cable to the connector on the system board. 6 Close the front bezel door. 7 Install the: a b 8 bezel cover Follow the procedure in After Working Inside Your Computer. Removing the system board 1 Follow the procedure in Before Working Inside Your Computer. 2 Remove the: • cover 3 • bezel Open the front bezel door.
• optional Ethernet port card • PCIe expansion card • VGA daughter board • processor 6 • heat sink assembly Close the front bezel door. 7 Install the: • 8 bezel • cover Follow the procedure in After Working Inside Your Computer. System board layout 1 PCIe x1 connector 2 PCIe x1 connector 3 PCIe x16 connector 4 PCIe x1 connector 5 RJ-45 connector 6 VGA daughter board connector 7 USB 3.
27 Hard drive and optical drive power cable connector 28 SATA0 connector 29 Internal USB connector 30 Coin cell battery 31 RTCRST/Password clear/MFG Jumper 24 Removing and installing components
3 Troubleshooting your computer You can troubleshoot your computer using indicators like diagnostic lights, beep codes, and error messages during the operation of the computer. Diagnostic power LED codes Table 1. Diagnostic power LED codes Power LED light status Possible cause Troubleshooting steps Off The computer is either turned • off or is not receiving power or in Hibernation mode. • • Steady/blinking amber Computer fails to complete POST or processor failure.
Power LED light status Possible cause Troubleshooting steps • If the display is connected and turned on, listen for a beep code. Diagnostic error messages Table 2. Diagnostic error messages Error messages Description AUXILIARY DEVICE FAILURE The touchpad or external mouse may be faulty. For an external mouse, check the cable connection. Enable the Pointing Device option in the System Setup program.
Error messages Description HARD-DISK DRIVE CONTROLLER FAILURE 0 The hard drive does not respond to commands from the computer. Shut down the computer, remove the hard drive, and boot the computer from an optical drive. Then, shut down the computer, reinstall the hard drive, and restart the computer. If the problem persists, try another drive. Run the Hard Disk Drive tests in Dell Diagnostics. HARD-DISK DRIVE FAILURE The hard drive does not respond to commands from the computer.
Error messages Description MEMORY WRITE/READ FAILURE AT ADDRESS, READ VALUE EXPECTING VALUE A memory module may be faulty or improperly seated. Reinstall the memory module or, if necessary, replace it. NO BOOT DEVICE AVAILABLE The computer cannot find the hard drive. If the hard drive is your boot device, ensure that the drive is installed, properly seated, and partitioned as a boot device. NO BOOT SECTOR ON HARD DRIVE The operating system may be corrupted, Contact Dell.
System error messages Table 3. System error messages System message Description Alert! Previous attempts at booting this system The computer failed to complete the boot routine three consecutive have failed at checkpoint [nnnn]. For help in times for the same error. resolving this problem, please note this checkpoint and contact Dell Technical Support CMOS checksum error RTC is reset, BIOS Setup default has been loaded. CPU fan failure CPU fan has failed. System fan failure System fan has failed.
4 System Setup System Setup enables you to manage your computer hardware and specify BIOS level options.
Table 4. Navigation keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Enter 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. Tab Moves to the next focus area. NOTE: For the standard graphics browser only. Esc Moves to the previous page till you view the main screen.
Option Description • • Boot Sequence Processor Information: Displays Processor Type, Core Count, Processor ID, Current Clock Speed, Minimum Clock Speed, Maximum Clock Speed, Processor L2 Cache, Processor L3 Cache, HT Capable, and 64-Bit Technology. Device Information: Displays SATA-0, LOM MAC Address, Video Controller, Audio Controller, Wi-Fi Device, and Bluetooth Device. Allows you to specify the order in which the computer attempts to find an operating system from the devices specified in this list.
Option Description Smart Reporting This field controls whether hard drive errors for integrated drives are reported during system startup. This option is disabled by default. USB Configuration Allows you to enable or disable the integrated USB controller for: • • • Enable Boot Support Enable Front USB Ports Enable Rear USB Ports All the options are enabled by default. Front USB Configuration Allows you to enable or disable the front USB ports. All the ports are enabled by default.
Option Description • • Disabled — Always prompt for the system and internal HDD password when they are set. This option is disabled by default. Reboot Bypass — Bypass the password prompts on Restarts (warm boots). NOTE: The system will always prompt for the system and internal HDD passwords when powered on from the off state (a cold boot). Also, the system will always prompt for passwords on any module bay HDDs that may be present.
Option Description • • Expert key Management Disable Enable 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: • • • • PK KEK db dbx If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear.
Option Description HyperThread control Allows you to enable or disable HyperThreading in the processor. Table 12. Power Management Option Description AC Recovery Determines how the system responds when AC power is re-applied after a power loss. You can set the AC Recovery to: • • • Power Off Power On Last Power State This option is Power Off by default. Auto On Time Sets time to automatically turn on the computer. Time is kept in standard 12-hour format (hour:minutes:seconds).
Option Description • • • Minimal — The system boots quickly, unless the BIOS has been updated, memory changed, or the previous POST did not complete. Thorough — The system does not skip any steps in the boot process. Auto — This allows the operating system to control this setting (this works only when the operating system supports Simple Boot Flag). This option is set to Thorough by default. Table 14.
Option Description Server port Specifies the primary port of the cloud desktop. The default setting is 06910. Client Address Method Specifies how the client will obtain the IP address. • • Static IP DHCP (Default) Client IP address Specifies the static IP address of the client. The default IP address is 255.255.255.255 Client Subnet Mask Specifies the subnet mask address of the client. The default IP address is 255.255.255.255 Client Gateway Specifies the gateway address of the client.
You can also analyze which drivers need an update. To do this for your product, click Analyze System for Updates and follow the instructions on the screen. 10 Select your preferred download method in the Please select your download method below window, click Download File. The File Download window appears. 11 Click Save to save the file on your computer. 12 Click Run to install the updated BIOS settings on your computer. Follow the instructions on the screen.
Deleting or changing an existing system and/or setup password Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing System and/or Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is Locked. To enter the System Setup, press F2 immediately after a power-on or reboot. 1 In the System BIOS or System Setup screen, select System Security and press Enter. The System Security screen is displayed.
5 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. Table 19.
Table 22. Audio Feature Specification Integrated Realtek HDA Codec ALC3234 Table 23. Network Feature Specification Integrated Realtek RTL8111HSD-CG Gigabit Ethernet LAN 10/100/1000 Mb/s controller Table 24. System information Feature Specification System chipset Intel H110 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.
Table 28. External connectors Feature Specification Audio Front panel Universal Audio Jack Back panel Line out connector Network adapter RJ-45 connector Serial 9-pin connector; 16550 C compatible (optional) Parallel 25-pin connector (optional) USB 2.0 • • Front panel: N/A Back panel: two USB 3.
Feature Specification Power connector One 8-pin for PSU, one 4-pin for CPU, one 8-pin for SATA power Table 30. Controls and lights Feature Specification Front of the computer Power button light White light — Solid white light indicates power-on state; slow blinking white light indicates sleep state of the computer. Drive activity light White light — Slow blinking white light indicates that the computer is reading data from or writing data to the hard drive.
Table 33. Environmental Feature Specification Temperature range Operating 5°C to 35°C (41°F to 95°F) 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 105 G Altitude Operating –15.2 m to 3048 m (–50 to 10,000 ft) Storage –15.
6 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.
