Instructions

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There are three different options for the display backlight setting:
1. Always open,
2. Always closed,
3. Automatic
When, the automatic option is selected, the backlight turns off almost 3 minutes after any button is
pushed.
1. Push set button by selecting the Backlight tab in the Settings, Display menu.
2. The current backlight selection begins flashing. Select one of the options above and push SET
button.
3. Do not forget to save the adjusted settings before leaving the menu by means of the BACK
button.
Display Contrast Setting
The display contrast of the device can be set in 16 different levels from 0 to 15.
The factory default value is 3.
1. Push set button by selecting the Contrast tab in the Settings, Display menu.
2. The current Contrast selection begins flashing. Please, select a value from 0-15 and push the SET
button.
3. Do not forget to save the adjusted settings before leaving the menu by means of the BACK button.
Time Settings
Time Setting
The hour, minute and second adjustments of the RTC (Real Time Clock) module of the device can be
applied by pushing the SET button.