Unitech PA500II Guia do Utilizador descarregar pdf (Página 73)

Unitech Electronics Co., Ltd

Created

by Yukiko

PA500 Operation

Manual

V2.0 Page 73 of 123

4.8 System\Backlight

1. Tap “Backlight”. Under “Battery Power”, check or uncheck “Turn off backlight if

device is not used for”. If you checked, specify the time for idle. (It is better to check

this option in order to save battery power). Check or uncheck “Turn on backlight

when a button is pressed or the screen is tapped. This option is useful especially in

dark environment.

2. Under “External power”, repeat the same steps as step 1.

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Unitech PA500II Guia do Utilizador Página 73