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provider. Switch your phone off in a weak signal
area.
6.
Cannot connect to a network
Move to an area with better coverage.
Contact your local network service provider.
Try to manually select a network.
7.
SIM Error
Make sure that SIM card is properly inserted in its
intended spot.
Make sure that the chip in the SIM card is not
damaged or the SIM card is not scratched.
Check the coverage of your local network service
provider if you appear to be out of coverage or
have weak signal. You may opt to move near a
window.
8.
Cannot make calls
Make sure that the number you dialed is correct
and the dial key has been pressed.
Use the full national area code.
When abroad, use country-specific international
access codes
9.
Cannot receive calls
Make sure that your phone is connected to a
network (Check if the network is busy or invalid).
Check the Call Diverts settings.
Check the Incoming Call Barring settings.
10.
The caller’s number is not displayed
Contact your local network service provider as the
caller might have withheld his or her number.
11.
Entries cannot be made in Phonebook.
Check if the Phonebook is full. If so, you may have
to delete some records in order to accommodate
new ones.
12.
The caller cannot leave a voicemail message
Contact your local network service provider
Make sure that the voice mail number you have
saved is correct.
If the network is busy, try again after a few
minutes.
13.
Messages cannot be sent/received
