Blu G91S, User Manual

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Note: Connect charger only after the battery has been inserted.
The standby time is too short
 Please keep in mind that standby time relates directly to phone usage (Internet, Text, Voice
Calls, Maps, etc.).
 Batteries typically have to be replaced after a year of use.
The phone cannot connect to the network (Voice or Data)
 Verify if you have active service with your service provider.
 Contact your local network service provider and verify if you are within its network coverage
area.
The phone displays a SIM Error
 Make sure the SIM is properly inserted and in its intended slot.
 Make sure that the SIM card is not damaged or scratched.
The PIN code was entered incorrectly three times

The SIM card will lock, and you will need to enter the PUK code (PIN Unlock Code). Please
contact your local service provider to obtain the PUK.
I 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 dialing out of your area or when abroad, use country-