Sony Ericsson W850i User Manual page 89

Possible cause: The battery is worn
out and needs to be replaced.
Solution: Try another battery and
charger for the same phone model,
or visit your retailer and ask them to
verify if the battery and charger are
working properly.
The phone turns itself off
Possible cause: The
been pushed unintentionally.
Solution: Turn on the automatic key
lock, or lock the keypad manually
%
86 Keypad lock.
Possible cause: The battery
connection is poor.
Solution: Make sure the battery is
inserted correctly
card and battery.
I cannot use SMS/text messages on
my phone
Possible cause: Settings are missing
or incorrect.
Solution: Contact your network
operator to find out the correct SMS
service centre setting
messaging (SMS).
This is the Internet version of the user's guide. © Print only for private use.
button has
%
5 To insert SIM
%
39 Text
I cannot use MMS/picture messages
on my phone
Possible cause: Your subscription
does not include data capability.
Solution: Please contact your network
operator.
Possible cause: Settings are missing
or incorrect.
%
Solution: 6 Help in your phone or
1 Go to www.sonyericsson.com/
support.
2 Select a region and a country/region.
3 Select the Phone setup tab, and select
a phone model.
4 Select the MMS setting to download
to your phone.
I cannot use the Internet
Possible cause: Your subscription
does not include data capability.
Solution: Please contact your network
operator.
Possible cause: Internet settings are
missing or incorrect.
%
Solution: 6 Help in your phone or
1 Go to www.sonyericsson.com/
support.
2 Select a region and a country/region.
Troubleshooting 89