Ruizu X21 User Manual page 8

Tools
On the main menu interface after selected the function "Tools" click the button
to access to the "Tools" menu.
In the "Tools" menu a related list will show "Calendar", "Stopwatch".
Select "Stopwatch" and click the button
start the timer,then click
one. Click button
Please note: the maximum Stopwatch list is 4.
Settings
Find the "Settings"function on the main menu interface,click button
access to its function, On the "Settings" menu interface "Sleep timer","Date
and time", "Display settings" "Language", "Information", "Factory settings" ,
will be listed on the menu. Click button
you want, and click button
- "Sleep timer"
timer"to set the sleep timer between 1-99(minutes), when it reach to the sleep
time you set, the player will power off automatically.
- "Date and time"
button /
"-" to set the year/month/day/hour/minute. Click button
settings.
- "Display settings" set the "Brightness"/"Backlight timer"
Brightness, to set the screen brightness, by press button "+" / "-" to increase /
decrease the brightness.
Backlight timer set the time at 10(seconds)/20(seconds)/30(seconds)/Always
on.
- "Language" , choose your language from the listing.
- "Information" to see music player information here
- "Factory settings" choose to factory settings.
again to stop/resume. Press
to go back.
to confirm.
choose "Off" to turn off this function. Choose "set sleep
Set the date and time according to your need; click
to select year/month/day/ hour /minute.click button
to enter, click button
/ to select the each options
8
again to
to start a new
to
"+" /
to save your