Troubleshooting - Sharp SX813 User Manual

Troubleshooting

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