ZTE Corporation GR830 Manual De Usuario
8 Appendix
31
Symptoms
Possible Causes
Solutions
Prompt to input PUK
SIM card locked due to the
continuous entering of wrong
PIN code for three times.
continuous entering of wrong
PIN code for three times.
Contact your network operator.
Unable to view some photos
Your phone doesn’t support
the photo format, or the size
of photo is too big .
the photo format, or the size
of photo is too big .
Change the photo format or
size.
size.