Contrast
Confirm the "Contrast" menu option with "OK".
Select the desired contrast level with the or arrow key.
Confirm with "OK".
Reset handset
This function resets all of the individually performed settings on the handset
back to the factory settings.
In the "HS settings" menu, choose the "Reset HS" entry with "OK".
Enter the security PIN and confirm your entry with the left control key
"OK".
Confirm the prompt with the left control key "OK".
You will find the handset factory settings on page 79.
62