Zte J G380 User Manual page 65

Problem
Invalid UIM card
Network
Out of network service area
connection failure
Weak signal
PIN code is Input incorrect PIN code three
locked. times consecutively.
Fail to add contact The contact memory capacity is
information all used.
ZTE-J G380 GoTa Digital Trunking Phone User Manual
Possible Cause Solution
Contact your network service
provider.
Contact your network service provider
for network service area.
Move to an open area; if you are in a
room, move to the area near windows.
Input PUK code to unlock the PIN code,
or contact your network service provider.
Delete unnecessary contact
information.
65