
16
Voice Related Problems
Symptoms Possible Problems/ Solutions
There is no dial tone.
Please wait for 1~2 minutes after the router is
turned on.
If the SIG indicator is weak, 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 o the
hook.
Make sure your nano-SIM card is inserted
correctly and the PIN number has been entered.
If the PIN number has been entered incorrectly,
you need to enter the PUK code when prompted.
The line is noisy/distorted
when I lift the phone o the
hook.
yRemove any electrical appliance which is
too close to the phone or your device.
yThe cable or phone set might be faulty.
I hear a rapid engaged tone
as soon as I lift the phone o
the hook.
yPut the phone on the hook and try again.
yPlease contact your service provider.
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.