Sharp AQUOS Crystal

For Assistance 429
For Assistance
Thefollowingtopicsaddressareasofsupportforyourphone,includingtroubleshooting,
specifications,accountinformation,warrantyinformation,andcustomerservicecontactinformation.
Troubleshooting
Checkthequestionsandanswersbelowfortroubleshootingsolutionsforcommonphoneissues.
Check Here First
Question:Phonedoesnotturnon.
Answer:AreyouholdingthePowerkeydown?ContinuepressingthePowerkeyuntilthelogo
isdisplayed.
Answer:Isthephonecharged?Rechargethephoneifnotcharged.
Question:Phoneturnsoff/doesnotturnon.
Answer:Ifyoucontinueusingyourphonewhileitiswarm,acautionisdisplayedandyour
phoneturnsoffin3minutes.Exitanyappsandturnoffthescreentoletthephonecooldown.
Question:Phonefreezes/operationisunstable.
Answer:Ifyourphonefreezesoryoucannotoperateit,youcanforceyourphonetoturnoff.
PressandholdthePowerkeyfor8secondsormore.
l ReleasethePowerkeyonceyourphonevibrates.Yourphoneturnsoff.
Question:Operationisunstableafteranewapplicationwasinstalled.
Answer:Thenewlyinstalledapplicationmaybethecause.Uninstalltheapplication.See
UninstallanApp.
Question:Phonestartsoperatingonitsownwithouttouchingthescreen/phonedoesnotrespond
toscreentouch.
Answer:PressthePowerkeytoturnoffthescreen,andthenpressagaintoturnthescreenon
beforeusingthephone.
Question:Cannotusephone,mail,orInternet.
Answer 1:Checkwhetheryouarewheresignalisweakoroutofservicearea.
Answer 2:Powerthephoneonagain.
Answer 3:IsthephoneinAirplanemode?TocheckthatAirplanemodeiscancelled:
l
Fromhome,touch >Settings >More...>Airplane mode.
Answer 4:Isdatacommunicationdisabled?Tocheckthatdatacommunicationisenabled: