49
Troubleshooting
Voice Related Problems
Symptoms Possible Problems/ Solutions
No Dial Tone.
• Please wait for 1~2 minutes after the router is turned
on.
• If 3G LED light is blinking, you have no good RF
reception. Change the location of the router.
There is a prompt/ phone
alert/ announcement as
soon as I lift the phone off
the hook.
Make sure your (U)SIM card is inserted correctly and
the PIN number has been entered. If the PIN number
has been entered incorrectly then you will need to enter
the PUK code when prompted.
The line is noisy/ distorted
when I lift the phone off
the hook.
• Remove any electrical appliance which is too close
to the phone or router.
• The cable or phone set might be faulty.
I hear a rapid engaged
tone as soon as I lift the
phone off the hook.
Put the phone on hook and try again. If you are con-
nected to the Internet using the 2G (GSM) network,
please disconnect this rst.
After dialing the last digit I
hear nothing /silence.
When you have nished dialing you can press the # key
or wait 4-8 seconds to connect the call.
Can not make or receive
a call when surng on the
Internet.
If you are connected using the 2G (GSM) network then
you cannot surf the net and make a phone call simul-
taneously. Please disconnect the internet and wait 30
seconds to 1 minute before making a call.
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