Messages Description Solution
No network 1. Antenna not connected
2. No network signal or signal
level too low
1. Connect antenna and wait until network
is found
2. Contact your GSM network operator
Error General error message Contact your GSM network operator if
message persists
Network timeout Request failed to execute Contact your GSM network operator if
message persists
Error sending Error occurred while sending
SMS
1. Check Service center number under
Message settings.
2. Contact your GSM network operator
Wrong format Format of received SMS is not
supported
SIM not inserted SIM card is not inserted Turn device Off, insert SIM card and turn
device On
SIM failure SIM card is corrupted or missing Turn device Off, insert valid SIM card and
turn device On
SIM busy SIM card is busy 1. Wait for SIM card to become available
2. Insert valid SIM card
3. Contact your GSM network operator
SIM wrong Wrong SIM card is inserted Turn device Off, insert valid SIM card and
turn device On
Enter PIN PIN code is required 1. Enter correct PIN code
2. Contact your GSM network operator
Enter PIN2 PIN2 code is required 1. Enter correct PIN2 code
2. Contact your GSM network operator
Enter PUK PUK code is required 1. Enter correct PUK code
2. Contact your GSM network operator
Enter PUK2 PUK2 code is required 1. Enter correct PUK2 code
2. Contact your GSM network operator
Service not available Service requested
is not available
Contact your GSM network operator for
available services
Service not subscribed Service requested
is not subscribed
Contact your GSM network operator for
available services
Service code error Error occurred while
executing service request
Contact your GSM network operator for
available services
Phone book error Error occurred during
initialization of Phone book
Replace SIM card if error persists
Inbox error Error occurred during
initialization SMS inbox
Replace SIM card if error persists
Inbox full SMS inbox is full
