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Sleep
Sets a time delay to automatically Power OFF the T.sonic
™
820 even during operation.
1. In the SETTINGS Menu, press the “Volume Up”
/ “Volume Down” , or “Next-Fast
Forward”
/ “Back-Fast Rewind” buttons to select the Sleep icon, then press the
“PLAY/PAUSE” button
to enter the SLEEP Mode.
2. Press the “Volume Up” button , or “Volume Down” button to set the Sleep timer for the
unit to automatically Power OFF: Disable – 15 Mins – 30 Mins – 60 Mins. Press the “PLAY/PAUSE”
button
to select the Sleep timer delay and return to the SETTINGS Menu.
Contrast
Sets the contrast of the Color OLED display, but the higher the contrast level, the greater the drain on the
battery.
1. In the SETTINGS Menu, press the “Volume Up”
/ “Volume Down” , or “Next-Fast
Forward”
/ “Back-Fast Rewind” buttons to select the Contrast icon, then press the
“PLAY/PAUSE” button
to enter the CONTRAST Mode.
2. Press the “Next-Fast Forward” button , or “Back-Fast Rewind” button to Increase, or
Decrease the OLED’s Contrast. Press the “PLAY/PAUSE” button
to select the new Contrast
level and return to the SETTINGS Menu.
SETTINGS SETTINGS