Steren MP4-270 Manual De Instrucciones página 40

Press the VOL button in order to move down. When finished,
select the following icon in order to save it.
Off time:
Allows you to set the time after which the MP4 player will
power off if it is not running any application. You can choose
between 1 and 120 seconds. Press and hold the FORWARD
button in order to increase the number. Press and hold the
BACK button in order to decrease the number.
Sleep mode:
Allows you to set the time after which the MP4 player will
power off the screen. You can choose between 1 and 120
seconds.
Press and hold the FORWARD button in order to increase
the number. Press and hold the BACK button in order to
decrease the number.
Format Card:
Allows you to format the mini SD card
Format memory:
Allows you to format the MP4 player's internal memory
Check system:
Cheking the system
ENGLISH-40