A2X(W)/A20LTE IP Phone User Manual
ATCOM TECHNOLOGY CO., LIMITE
www.atcom.cn
79
3.4.7.
Display
For more convenient, users are able to adjust the contrast grade and backlight of the main
LCD display.
1.
Slave Contrast
There are 9 different contrast grades for options, press the soft key “Switch” or the key
.
for modification,8 is the default value.
.
2.
Backlight
Backlight is the brightness of LCD, also it has been defined as 9 different grades. The number
“9” means the lightest.