Screen lock, Changing usim pin, If screen lock activates while playing music – Sharp AQUOS Crystal User Manual
Page 44: Activating screen lock manually
Changing USIM PIN
Lock USIM Card first. See "
In app sheet,
USIM card lock settings
Change USIM PIN
Enter new PIN
enter new PIN
PIN is changed.
After a period of inactivity, Display goes completely dark to
save battery power (Screen lock active). Screen lock prevents
accidental Touchscreen operation.
If Screen Lock Activates while Playing
Music continues to play. For operation, Press
open Welcome sheet (lock screen) and use operation panel
(operations may vary depending on application).
Activating Screen Lock Manually
When Display is active,
Display goes completely dark and Screen lock activates.