Troubleshooting - Sharp SX862 User Manual

Troubleshooting

Problem
• Make sure the battery is properly
The phone does not turn
inserted and charged.
on.
• Make sure you have entered the
correct code (4 to 8 digits).
• Your SIM/USIM card/protected
functions will become locked after
PIN code or PIN2 code is
rejected. three unsuccessful attempts.
• Contact your SIM/USIM provider if
you do not have the correct PIN
code.
• Enter the PUK code (8 digits)
provided by your service provider (if
supported).
The SIM/USIM card
• If the attempt is successful, enter
becomes locked.
the new PIN code and confirm your
phone is operational again.
Otherwise contact your dealer.
150 Troubleshooting
Solution
Problem
• Adjust the backlight brightness for
The display is difficult to
the display.
read.
• Check the radio signal strength
indicator as you may be outside the
service area.
Phone functions do not
• Check to see if any error message
work after the phone is
is displayed when you turn your
turned on.
phone on. If so, contact your dealer.
• Make sure the SIM/USIM card is
correctly inserted.
• Your current location may not
provide good call quality (i.e., in a
car or train). Move to a location
Call quality is poor.
where radio signal strength is
greater.
• Make sure you are correctly
subscribed for the Short Message
Service, that the network supports
Cannot send or receive
this service, and that the centre
text message.
number is set up correctly. If not,
contact your network service
provider.
Solution