Calling, In-call misoperation prevention feature, Troubleshooting – Sharp AQUOS Crystal User Manual
Page 66: Placing calls
See below to dial directly or answer calls. (Handset does not
support Video Call.)
In-Call Misoperation Prevention Feature
Display Turning Off during a Call
Contact with face, etc. during a call causes Display to turn
off to prevent misoperation. Distance handset or Press
for normal Display.
・Note that while
Power key ends call
in call settings is
ends call. See "
Screen Lock during a Call
After a period of inactivity during a call, misoperation-
preventing lock screen appears and touch operation is
disabled. To operate screen, Drag
down to unlock
down to end call.
・Available when Screen lock during call setting is enabled.
In app sheet,
Wallpaper & display
Screen lock during call
to toggle on (
Difficulty with call.
It may be difficult to make a call in a location with
Check the call volume when using Speaker Phone.
It may be difficult to make a call with a raised call
Sound experiences popping during a call
Are you moving location during a call? Popping may
occur when switching areas for a better signal. This is
not a malfunction.
In app sheet,
Call Window opens.
・When missed call window appears, Tap
. If Feel UX Home
Use onscreen dialpad to enter number
・Include area code for landline numbers.
Handset dials the number.
・Wait for other party to accept the call.