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Error
Displayed
Code
Error Text
W006.9
T-Mobile Network
error.
J007
Incorrect Security
Certificate.
J008.0
Network Busy.
Retry.
J008.1
Failed to connect.
Retry
J008.2
Phone not allowed
on T-Mobile
network.
J008.3+ Phone not allowed
on T-Mobile
network.
J009.0
Network Busy.
Retry
J009.1
Failed to connect.
Retry.
Meaning
How to fix it
The phone is
unable to
establish
network
connectivity
Make sure that the date set on the
phone is current and not set to a
previous year.
The network is experiencing
congestion, try at a later time.
Network
connectivity
failed.
The phone is not allowed to use
UMA service.
The network is experiencing
congestion, try at a later time.
Network
connectivity
failed.
Section 12: WI-FI
Troubleshooting
191
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