Dell Latitude 5424 Rugged - Using Your Computer; Open the LCD Lid; Stealth Mode

Using your computer
Open the LCD Lid
1. Press LCD latch located on the bottom chassis.
2. Lift the LCD lid at an convenient viewing angle.
NOTE:
Laptops are designed to allow LCD lid movement to a maximum of 180°, however lid should not be opened more
than 140°, if the rear I/O ports are in use or when docked.
Stealth mode
Latitude rugged products come equipped with a stealth mode feature. Stealth mode allows you to turn off the display, all the
LED lights, internal speakers, the fan and all wireless radios with a single key combination.
NOTE:
This mode is aimed at using the computer in covert operations. When the stealth mode is enabled, the computer
remains functional but does not emit any light or sound.
Turning stealth mode on/off
1. Press the Fn+F7 key combination (Fn key not needed if Fn lock is enabled) to turn on stealth mode.
NOTE:
Stealth mode is a secondary function of the F7 key. The key can be used to perform other functions on the
computer when not used with the Fn key to enable stealth mode.
2. All the lights and sounds are turned off.
3. Press the Fn+F7 key combination again to turn off the stealth mode.
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