Activating Backlighting; Navigating The Applications - Blackberry 850 Installation And Getting Started Manual

Chapter 2: Getting to know your handheld

Activating backlighting

In low light conditions, you can increase the readability of the LCD
screen by using the backlighting feature.
To activate backlighting, press the Alt key three
times. If you do not press any keys or use the
trackwheel for 10 seconds, the backlighting turns off
automatically.
To activate backlighting, press the silver key once. If
you do not press any keys or use the trackwheel for
20 seconds, the backlighting turns off automatically.
To turn the backlighting off manually, press the silver
key again.

Navigating the applications

The LCD screen provides access to your handheld applications.
When you turn on your handheld, the Home screen appears. From
this screen, you can open each of the application screens. On each
application screen, you can view application menus. On some
screens, you can change settings or options.
66 BlackBerry Wireless Handheld