Zte MF335 User Manual page 34

Description Possible reasons
You are in an area where
there is no or poor network
coverage such as deep in a
building or underground in
a car park etc.
The network is busy.
Data The dialed number or the
connection
APN in the user config files
fails. is incorrect.
The HSDPA/EDGE data
fails.
The manual configurations
are set wrong.
After connection, there is
no data transfer.
Internet Explorer is
outdated.
Connected to
the Internet,
It is possible you have a
but cannot
virus infecting your PC.
open any
web pages.
You have connected to
another APN which cannot
connect to the Internet.
The wrong hardware has
Cannot use
the data card been deleted affecting the
after deleting data card.
some
hardware.
Solution
Move location until you
get better reception.
Try again later.
Check the number.
Check the APN, restore
defaults.
Network problem.
Please check with your
service provider.
Change your network
settings to automatic.
Restore defaults.
Check your APN
settings.
You should upgrade your
Internet Explorer to be
version 6.0 or higher.
Use anti-virus software
to check and restore
your system.
Check your APN
settings. Restore
defaults.
Pull out and insert the
data card again to restart
the installation software.
Run Setup from the CD.
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