IMO Q2 - Troubleshooting Common Issues; Power and SIM Card Problems; Call and Connectivity Issues

]f^!.5!61;!0!;1>!>+;35>'!B5!8)5/1!0!>+;35>@!.598-!]Q^!5;!.-1!>+;35>!<59!
>0;.!.5!8)5/1!5*!/)+31!.5!.-1!*+,-.'!!
Problems!and!Solutions!!
B5!/021!<59*!.+:1!+7!<59!-021!0;<!6*5=)1:/!-1*1!+/!0!O9+8A!.*59=)1/-55.+;,!
,9+31'!D)10/1!.*<!.-1!7+Q1/!=175*1!<59!*1.9*;!.5!<59*!*1/1))1*'!!
!
Unable!to!turn!on!the!phone!!
• Hold%down%the%power%button%continuously%for%at%least%10%seconds.%!
• Check&battery&is&correctly&installed.&Remove&the&back& cover&and&battery,&and&
reinstall.**!
• Check&whether&the&battery&is&exhausted,&and&check&all&connections&both&on&
your%device%and%wall%sock et.%!
!
SIM!card!not!recognized!!
• Remove&your&SIM&card&and&wipe&to&clean&the&metal&contact&points.!
• ReN in s ert'your'SIM'and 'power'up'your'phone.'!
!
Call!quality!is!poor.!!
• Please&check&whether&the&volume&needs&adjusting.&!
• Use$of$mobile$phones$in$poor$reception$areas,$such$as$highNrise%buildings%or%
basement(is(common.(Please(try(in(a(good(outdoor(reception(area.(!
!
Contacts!cannot!contact!you.!!
G0A1!/9*1!.-1!6-5;1!+/!/>+.8-13!5;!0;3!85;;18.13!.5!.-1!;1.>5*A'!!
!
You!cannot!make!a!call.!
• Check&your&balance&is&in&credit.&!
• Check&you&are&in&a&good&reception&area.&!
• Try$a$few$numbers$as$there$may$be$a$problem$with$the$device$of$the$person$
you$are$trying$to$contact.$!
!