Troubleshooting - Sharp WX-T91 User Manual

Troubleshooting

Problem
• Make sure the battery is
The phone does not
turn on.
• Make sure you have
• Your SIM/USIM card/
PIN code or PIN2
code is rejected.
• Contact your SIM/USIM
• Enter the PUK code (8
• If the attempt is successful,
The SIM/USIM card
becomes locked.
• Adjust the backlight
The display is difficult
to read.
Solution
properly inserted and
charged.
entered the correct code (4
to 8 digits).
protected functions will
become locked after three
unsuccessful attempts.
provider if you do not have
the correct PIN code.
digits) provided by your
service provider (if
supported).
enter the new PIN code and
confirm your phone is
operational again.
Otherwise contact your
dealer.
brightness for the display.
Problem
• Check the radio signal
Phone functions do
• Check to see if any error
not work after the
phone is turned on.
• Make sure the SIM/USIM
Solution
strength indicator as you
may be outside the service
area.
message is displayed when
you turn your phone on. If
so, contact your dealer.
card is correctly inserted.
Troubleshooting 135