Contrast
The contrast of the OLED display can be adjusted for brighter or darker text. Higher contrast levels will drain the battery faster, while lowering the contrast level will provide better battery life.
1.Use 
/ 
to select “Contrast” and press 
.
2.Use 
/ 
to increase or decrease contrast. Press 
to confirm the new contrast level.
Screen Saver
This function lets you enable/disable the screen saver, choose which screen saver you want to be displayed, and set the time delay for the screen saver to activate. Available screen savers are:
Blank | (Displays an |
Clock | (Displays the current real time) |
1.Use 
/ 
to select the “Screen Saver” and press 
.
2.Use 
/ 
to select a Screen Saver delay and press 
. The screen saver will commence whenever this amount of time passes with no button activity. Available delay timers are:
“Disable”, “10 sec”, “20 sec”, and ”30 sec”.
3.After you select a Screen Saver time delay, a list of available screen savers will appear. Use 
/ 
to select one of the Screen Saver types and press 
.
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