1. While in Edit mode, press a Letter key to input the indicated letter.
   
2. Press the Shift key to capitalize the next input letter. Press again to enable Caps Lock. Press once more to return to lowercase input.
   
3. To input numbers or symbols, press the Alt key, followed by the desired number or symbol key. Press again to enable Number/Symbol lock. Press once more to return to the standard input mode.
   
4. Press the 'sym' key to access additional symbols.
   
5. Press the Space key to input a space.
   
6. Press the Backspace key to backspace.
   
7. Press the Return key to enter the next line.
   
8. To enable auto-complete suggestions, press the Left soft key.
   
9. Scroll to 'Input Mode', then press the Center nav key.
   
10. Scroll to 'Smart Abc', then press the Center nav key.
    
11. Auto-complete suggestions will display as text is entered. Press the Left and Right nav keys to scroll through suggestions.
    
12. Press the Center nav key to input the highlighted suggestion.