AudioCodes 430HD - Defining BLF LCD Contrast

430HD and 440HD IP Phone
User's Manual 40 Document #: LTRT-11938
5.7 Defining BLF LCD Contrast
Note: Applies only to the 440HD IP Phone.
The BLF LCD supports 40 different contrast levels. The range is 0-39. The default is 16. You can
choose the level that suits you best.
 To define the BLF LCD’s contrast level:
1. Access the BLF LCD Contrast submenu (MENU key > Settings > BLF LCD Contr.).
2. Press the navigation control's left or right rim to navigate to the contrast level that suits you
best.
3. Press the Save softkey to apply your settings.