OptiPlex 3040M Owner's Manual


  • NOTE: Offerings may vary by region. For more information regarding the configuration of your computer in:
    • Windows 10, click or tap Start Start icon > Settings > System > About.
    • Windows 8.1 and Windows 8, click or tap Start Start icon > PC Settings > PC and devices > PC Info.
    • Windows 7, click Start Start icon, right-click My Computer, and then select Properties.
Table 1. Processor
Processor type
  • 6th Generation Intel Core i3/i5/i7 series
  • Intel Celeron
  • Intel PDC
Total cacheUp to 8 MB cache depending on processor type
Table 2. Memory
Memory type DDR3L
Memory speed 1600 MHz
Memory connectorsTwo SoDIMM slots
Memory capacity2 GB,4 GB and 8 GB
Minimum memory 2 GB
  • NOTE: The minimum memory may differ based on the operating system installed on the computer.
Maximum memory16 GB
  • NOTE: Each memory module slot supports a minimum of 4 GB and a maximum of 8 GB.
Table 3. Video
Feature Specification
IntegratedIntel HD Graphics
Table 4. Audio
IntegratedRealtek HDA Codec ALC3234
Table 5. Network
IntegratedRealtek 8111HSD
Table 6. System information
System chipsetIntel H110 chipset
Table 7. Expansion bus
Bus typeUSB 2.0, USB 3.0, SATA 3, and PCle up to Gen 3
Bus speed
  • USB 2.0 – 480 Mbps
  • USB 3.0 – 5 Gbps
  • SATA 3.0 – 6 Gbps
  • PCIe – 8 Gbps
Table 8. Cards
 WLAN card
  • Intel Dual Bank Wireless-AC 8260 (M.2)
  • 802.11 ac
  • Bluetooth 4.1
  • WiDi (Wireless Display)
  • NOTE: For optimal performance, it is recommended to use the wireless display feature with an access point that supports 5 GHz standard.
Table 9. Drives
Internally accessible2.5-inch SATA drive bay
Table 10. External connectors
Feature Specification
 Front panel
  • Universal headset
  • Line out connector
Network adapter RJ-45 connector
SerialPS2 and serial connector (optional)
USB 2.0 (front/back/internal)0/2/1
USB 3.0 (front/back/internal)2/2/0
  • 15-pin VGA connector (optional)
  • 20-pin DisplayPort connector
  • 19-pin HDMI connector
  • NOTE: Available video connectors may vary based on the optional graphic board selected.
Table 11. Controls and lights
Feature Specification
Front of the computer
 Power button lightWhite light — Solid white light indicates power-on state; slow blinking white light indicates sleep state of the computer.
 Drive activity lightWhite light — Slow blinking white light indicates that the computer is reading data from or writing data to the hard drive.
Back of the computer
 Link integrity light on integrated network adapter Green — A 10 Mbps connection exists between the network and the computer.
  Green — A 100 Mbps connection exists between the network and the computer.
  Orange — A 1000 Mbps connection exists between the network and the computer.
  Off (no light) — The computer is not detecting a physical connection to the network.
 Network activity light on integrated network adapterYellow light — A breathing yellow light indicates that network activity is present.
 Power supply diagnostic lightGreen light — The power supply is turned on and is functional. The power cable must be connected to the power connector (at the back of the computer) and the electrical outlet.
Table 12. Power
Items WattageVoltage
Power adapter65 W19.5 V DC, 3.34 A
Coin cell battery3 V CR2032 lithium coin cell
Table 13. Physical dimension
PhysicalMicro Premier
Height18.2 cm (7.2 inches)
Width3.6 cm (1.4 inches)
Depth17.6 cm (7 inches)
Weight1.41 kg (3.12 lb)
Table 14. Environmental
Temperature range
 Operating5°C to 35°C (41°F to 95°F)
 Non-Operating–40°C to 65°C (–40°F to 149°F)
Relative humidity (maximum)
 Operating20% to 80% (non condensing)
 Non-Operating5% to 95% (non condensing)
Maximum vibration
 Operating0.66 Grms
 Non-Operating1.37 Grms
Maximum shock
 Operating40 G
 Non-Operating105 G
 Operating–15.2 m to 3048 m (–50 to 10,000 ft)
 Non-Operating–15.20 m to 10,668 m (–50 ft to 35,000 ft)
 Airborne contaminant levelG1 or lower as defined by ANSI/ISA-S71.04-1985

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