User`s guide

Table Of Contents
Introduction 1
Preparing Your Power Supply
U8030A Series User’s Guide 25
Enabling or disabling the backlight
You can enable or disable the LCD backlight through the
front panel. Press the [Back Light] button to disable the LCD
backlight.
If viewing the display becomes difficult in low- light
conditions, press the [Back Light] button again to enable the
LCD backlight.
NOTE
The LCD backlight is enabled by default upon power-on.