Troubleshooting
This chapter is all about solving possible problems with your phone. To find further
suggestions, go to www.sonyericsson.com/support. Select your region, country and
phone model to find helpful information.
Your phone also includes help texts. In many applications and in some dialog windows, for
example, those where you enter important settings,
Help
is available in the
Options
menu.
To improve performance, you can update the software in your phone. See
on page 68.
If you need to hand in your phone for repair, note that you may lose any information and content
that you have saved in your phone. You are advised to make a copy of such information using
PC Companion. See
Start-up problems
If the phone does not start, you could:
•
Recharge or replace the battery. Avoid charging the battery in extreme temperatures.
•
Clean the contacts on the battery and in the phone.
Lock problems
Inserting the SIM card
Make sure a SIM card is activated and inserted into your phone. See
on
page 7.
Keys and screen lock
Your phone screen and keys may have been locked. The screen and keys can be locked
to prevent unintentional key actions. To unlock, press
and follow the instructions that
appear. See
Automatic keylock and screen guard
Blocked SIM card
If your PIN is entered incorrectly three times in a row, the SIM card will be blocked. You
can unblock it by using your PUK. See
on page 79.
Phone lock
You can lock your phone to prevent unauthorised use. See
Indicator light
The indicator light can light or flash in green or red.
•
Flashes green
– you have, for example, received a new message or missed a call.
•
Flashes red
– the battery is running low and you need to recharge it soon or replace it with
a spare battery.
•
Green light
– the phone is fully charged.
•
Red light
– the phone is being charged.
Communication problems
The phone does not work
•
The received signal can be too weak, possibly because you are being shielded from the
signal. Check the signal strength indicator on your phone display. Move outdoors or to
higher ground to get a sufficiently strong signal.
•
Make sure the phone is not set to
Flight mode
.
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