Follow the on-screen instructions to complete the setup. For more information about installing and configuring Ubuntu, search in the Knowledge Base Resource at www.dell.com/support. For Windows: Follow the on-screen instructions to complete the setup. When setting up, Dell recommends that you: ● Connect to a network for Windows updates. NOTE: If connecting to a secured wireless network, enter the password for the wireless network access when prompted.
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SupportAssist proactively checks the health of your system's hardware and software. When an issue is detected, the necessary system state information is sent to Dell to begin troubleshooting. SupportAssist is preinstalled on most of the Dell devices running Windows operating system.
Views of Latitude 3540 Right 1. microSIM card slot (optional) 2. USB 3.2 Gen 1 port 3. RJ-45 ethernet port 4. Ethernet status LED 5. Wedge-shaped lock slot Left 1. DC-in port 2. Battery-status light/Diagnostic-status light 3. HDMI 1.4 port 4.
Display 1. Digital-array microphone 2. IR camera and emitter (optional) 3. Camera shutter 4. RGB camera (HD/FHD) 5. Camera status LED 6. Digital-array microphone 7. LCD panel Views of Latitude 3540...
2. Air vents 3. Service Tag and regulatory labels Service Tag The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in your computer and access warranty information. Views of Latitude 3540...
Battery charge and status light The following table lists the battery charge and status light behavior of your Latitude 3540. Table 2. Battery charge and status light behavior Power Source LED Behavior System Power State Battery Charge Level AC Adapter S0 - S5 Fully Charged AC Adapter...
Specifications of Latitude 3540 Dimensions and weight The following table lists the height, width, depth, and weight of your Latitude 3540. Table 3. Dimensions and weight Description UMA configuration Discrete configuration Height: Front height 0.71 in. (18.13 mm) 0.71 in. (18.13 mm) Rear height 0.80 in.
Chipset The following table lists the details of the chipset supported by your Latitude 3540 Table 5. Chipset Description Option one Option two Processors Generation Intel Celeron processor Generation Intel Core i3/i5/i7 7305 and 12 Generation Intel Core i3 Chipset Intel ADL-U (integrated with the Intel RPL-U (integrated with the processor)
NOTE: To learn more about the features of different types of M.2 cards, search in the Knowledge Base Resource at www.dell.com/support. Ethernet The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Latitude 3540. Table 9. Ethernet specifications...
Wireless module The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Latitude 3540. Table 10. Wireless module specifications Description Option one Option two Model number Intel AX211 Realtek RTL8852BE Transfer rate Up to 2400 Mbps Up to 1200 Mbps Frequency bands supported 2.4 GHz/5 GHz/6 GHz...
● WWAN Diversity Antenna x 1 NOTE: For instructions on how to find your computer's IMEI (International Mobile Station Equipment Identity) number, search in the Knowledge Base Resource at www.dell.com/support. Audio The following table lists the audio specifications of your Latitude 3540.
Table 12. Audio specifications (continued) Description Values Microphone Digital-array microphone Storage This section lists the storage options on your Latitude 3540. One M.2 2230/2280 solid-state drive Table 13. Storage specifications Storage type Interface type Capacity M.2 2230 Class 35 SSD PCIe NVMe Gen4 x4 Up to 1 TB M.2 2280 Class 40 SSD...
Camera The following table lists the camera specifications of your Latitude 3540. Table 15. Camera specifications Description Values Number of cameras Camera type ● HD RGB ● FHD RGB ● FHD RGB + IR Camera location Front camera Camera sensor type CMOS sensor technology Camera resolution: Still image...
Power adapter The following table lists the power adapter specifications of your Latitude 3540. Table 17. Power adapter specifications Description Option one Option two Option three Type 60 W AC adapter, USB-C 65 W AC adapter, 4.5 mm 65 W adapter USB-C barrel Connector dimensions: External diameter...
CAUTION: Dell recommends that you charge the battery regularly for optimal power consumption. If your battery charge is completely depleted, connect the power adapter, turn on your computer, and then restart your computer to reduce the power consumption.
Display The following table lists the display specifications of your Latitude 3540. Table 19. Display specifications Description Option one Option two Option three Display type 15-inch, High Definition (HD) 15-inch, Full High Definition 15-inch, Full High Definition (FHD) (FHD) Touch options Color 262,144 262,144...
Fingerprint reader The following table lists the fingerprint-reader specifications of your Latitude 3540. NOTE: The fingerprint reader is located on the power button. Table 20. Fingerprint reader specifications Description Values Fingerprint-reader sensor technology Capacitive Fingerprint-reader sensor resolution 500 ppi Fingerprint-reader sensor pixel size 108 x 88 pixel Sensor The following table lists the sensor of your Latitude 3540.
Multiple display support matrix The following table lists the multiple display support matrix for your Latitude 3540. Table 24. Multiple display support matrix Graphics Card Direct Graphics Controller Supported external displays Supported external Direct Output Mode with computer internal display displays with computer internal display off Intel UHD Graphics...
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Table 26. Computer environment (continued) Description Operating Storage CAUTION: Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. * Measured using a random vibration spectrum that simulates user environment. †...
Keyboard shortcuts of Latitude 3540 NOTE: Keyboard characters may differ depending on the keyboard language configuration. Keys used for shortcuts remain the same across all language configurations. Some keys on your keyboard have two symbols on them. These keys can be used to type alternate characters or to perform secondary functions.
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Table 28. Secondary behavior (continued) Function key Secondary behavior Fn + F5 Operating system and application specific F5 behavior Fn + F6 Operating system and application specific F6 behavior Fn + F7 Operating system and application specific F7 behavior Fn + F8 Operating system and application specific F8 behavior Fn + F10 Operating system and application specific F10 behavior...
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 29. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com Tips Contact Support In Windows search, type Contact Support, and press Enter.