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destroyed. To format the internal memory, proceed as
follows:
1 Disconnect the charger and remove the battery.
2 Wait for at least ten seconds and insert the battery
to start the smartphone.
3 When you see the Nokia Welcome screen,
immediately press and hold down the
+ + keys. The key should be pressed
last.
4 Confirm that you want to format. Formatting starts.
• I cannot make or receive calls.
- Check to see if you have the Flight profile selected.
When this profile is active, you cannot make or receive
calls.
- If you can only open Telephone to make emergency
calls, your SIM card is not inserted.
- Check the status of your call barrings and diverts.
Open the Telephone application, press and select
Tools > Settings > Call barring... or Call divert....
- The smartphone may be busy: data is being sent or
received, or the smartphone is being used as a fax
modem. Wait for data transmission to end, or end the
data call.
• The call quality is poor.
- Your location may not allow better call quality. Move
to a location where the radio signal reception is better.
Reception is usually better above ground level,
outdoors and while stationary. Sometimes even
moving the smartphone slightly will improve
reception.
• I cannot divert or bar voice or data calls.
- You may have not subscribed to the service in
question, or it may not be supported by the network.
- Make sure that the message centre number and the
number to which you want to divert your calls are not
missing or incorrect.
• I cannot send or receive messages or e-mail.
- You may have not subscribed to the service in
question, or it may not be supported by the network.
- Make sure you have configured the relevant settings.
- The smartphone may be low on memory.
- The number format you use may be invalid.
- The smartphone may be busy: data is being sent or
received, or the smartphone is being used as a fax
modem. Wait for the data transmission to end, or drop
the data call.
• I cannot send multimedia messages.
.
- You may have not subscribed to the service in
question, or it may not be supported by the network.
- Make sure you have configured the relevant settings.
- The smartphone may be low on memory.
- If you get an error message when inserting a media
clip to a message, check that the Multimedia mode
setting in Multimedia message settings, General page
is not set to Restricted mode:.
• I cannot end a Bluetooth connection.
- If another device is pairing with your smartphone and
leaves the connection open without sending any data,
disconnect by deactivating the Bluetooth link