Sleep
Sets a time delay to automatically Power OFF the T.sonic
1. In the SETTINGS Menu, press the "Volume Up"
/ "Back-Fast Rewind"
Forward"
"PLAY/PAUSE" button
2. Press the "Volume Up" button
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"
/ "Back-Fast Rewind"
Forward"
"PLAY/PAUSE" button
2. Press the "Next-Fast Forward" button
Decrease the OLED's Contrast. Press the "PLAY/PAUSE" button
level and return to the SETTINGS Menu.
buttons to select the Sleep icon, then press the
to enter the SLEEP Mode.
, or "Volume Down" button
buttons to select the Contrast icon, then press the
to enter the CONTRAST Mode.
, or "Back-Fast Rewind" button
31
™
820 even during operation.
/ "Volume Down"
to set the Sleep timer for the
/ "Volume Down"
to select the new Contrast
, or "Next-Fast
, or "Next-Fast
to Increase, or