K750i support

Error messages

If there is a message on your screen:

"PIN blocked. Unlock?" You have entered the wrong PIN code too many times. You must unlock your phone using the PUK (PIN Unlocking Key) code. Your PUK code is provided by your network operator.
"Insert correct SIM" You have inserted a SIM card that is not supported. Insert the correct SIM card, or contact your Service Provider for a SIM unlock code.
"Phone locked" or "Enter PIN" Your phone is locked and you must unlock it with your personal PIN. The default PIN is '0000', but you or your network operator may have changed it.

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