Latitude 14 Rugged 5404: Keyboard Guide

The following article is a guide to the functions and use of the backlit keyboard on the Latitude 14 Rugged 5404.

Table of Contents:

1. Keyboard Guide
2. Turning the Backlight on/off and Adjusting the Brightness
3. Changing the Backlight Colour
4. Backlit keyboard custom settings in the System Setup (BIOS)
5. Keyboard Function (Fn) Key Lock
6. Wireless
7. Stealth Function

Keyboard Guide

This guide will take you through the use of your keyboard. This particular keyboard has some special functions, we will go into details on what they are and how to use them. If this article doesn't contain the information you seek, please check your user manual on the Support Site.

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Turning the Backlight on/off and Adjusting the Brightness

1. To initialise the keyboard backlight switch, press both the Fn+F10 keys together at the same time.

2. The first time you press both keys, the backlight will come on at its lowest setting.

3. The more times you press both keys, the further it will cycle through the various brightness settings. (i.e. 25%, 50%, 75% and 100%)

4. Once you get to 100% the next press turns the backlight off, until the next press starts off the cycle again.

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Changing the Backlight Colour

1. To cycle through the available colours, press the Fn+C keys together at the same time.

2. White, Red, Green and Blue will be active by default. You can add up to 2 custom colours to the cycle in the System Setup (BIOS).

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Backlit keyboard custom settings in the System Setup (BIOS)

1. Power off the PC.

2. Turn the PC back on but tap rapidly on the F12 key when the Dell logo appears to bring up the System Setup menu.

3. Click on the System Configuration Menu to see further options.

4. Select the RGB Keyboard Backlight.

5. Standard colours (White, Red, Green and Blue) can be enabled/disabled from this section.

6. Use the input boxes on the right hand side of the screen, to set a customer RGB value.

7. Click on Apply Changes and Exit the BIOS when your done.

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Keyboard Function (Fn) Key Lock

1. To enable the Fn lock, press the Fn+Esc keys together at the same time.

2. This will swap the functions of the top row of your Keyboard. (That means pressing a key in the top row will give it's secondary function. Using the Fn key will trigger the numbered function keys like F1, F2, etc.)

3. Other secondary functions on keys below the top row are not affected and still need the Fn key pressed to function correctly.

4. The Fn lock can be turned off by pressing the Fn+Esc keys together again.

Note: Fn Lock affects only these keys. Secondary functions will not require the Fn key to be pressed while enabled.

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Wireless

1. Press the Fn+PrtScr keys together at the same time to enable Wireless networking.

2. Press the Fn+PrtScr keys together at the same time again to disable Wireless networking.

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Stealth Function

Note: This mode is aimed at users who may need to operate covertly. The Computer remains functional, but will not emit any light or sound when the stealth mode is active.

Turning Stealth Mode On/Off

1. Press the Fn+F7 keys together, to turn on Steal Mode. (The Fn key is not needed if Fn Lock is activated.)

2. All the lights and sounds from the PC will be turned Off.

3. Press the same keys again to turn stealth mode off.

Disabling Stealth Mode in the System Setup (BIOS)

1. Power off the PC.

2. Power on the PC and at the Dell Logo screen tap rapidly on the F2 key to bring up the System Setup menu (BIOS).

3. Expand open the System Configuration Menu.

4. Select Stealth Mode Control.

5. Stealth Mode can be enabled/disabled from the panel. (The default setting is Enabled.)

6. When you've finished making changes, click on Apply and Exit the BIOS.

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