Telstra MF821 User Manual v1.0 Page 15 of 22
TROUBLESHOOTING
If you have any problems with your connection or modem
please consult the manual and check this section. If the
problem still exists contact your service provider or check
our website for more details at www.zte.com.au
Problem Possible Causes Suggested Solution
The user
interface doesn’t
start after the
modem is
plugged in.
PC
configuration is
not correct.
(No autorun)
Start the program
manually by going
Start > Program Files
or use the shortcut
on the desktop.
The antenna is
at the wrong
angle or
position.
Adjust the angle and
position of the USB
modem.
You have no
network
coverage.
Try moving location
until you get good
reception.
The modem has
no signal.
SIM card
requires a PIN
number
Remove your SIM.
Insert into a mobile
handset and unlock
the PIN function.
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