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SETTING THE BUZZER TONE 
There are 3 different buzzer tones. To adjust, first press the minus button for 3 seconds. Scroll 
through the tones by pressing the plus or minus buttons. The last tone heard will be the one set 6 
seconds after the last button is pressed. 
SETTING THE DISPLAY BRIGHTNESS 
There are 8 brightness settings. To adjust, press the plus button for 3 seconds. Scroll through the 
different settings by pressing the plus or minus buttons. The last brightness setting viewed will be 
set 6 seconds after the last button is pressed.