Sharp AQUOS Crystal - Manual (Page 26)

Phone Basics 16
Status Icons
Icon Status
Bluetooth ® active
Bluetooth connection
GPS active
Wi-Fi ® active
vibrate
silent
speakerphone active
network (full signal)
network (roaming)
Out of service area
Sprint Spark enhanced 4G LTE data service
3G (data service)
airplane mode
alarm set
battery (charging)
battery (full charge)