Troubleshooting - Zte MF253M Getting Started

NOTE:
You may need to enter the password for the Wi-Fi connection. You can view the label on your device to
get the default password.
6. Wait until the client is connected to your device successfully.

Troubleshooting

Voice Related Problems
Symptoms
No Dial Tone
There is a prompt/ phone alert/ announcement as soon as I
lift the phone off the hook.
The line is noisy/ distorted when I lift the phone off the
hook.
I hear a rapid engaged tone as soon as I lift the phone off
the hook.
After dialing the last digit I hear nothing /silence.
Internet Related Problems
Symptoms
I cannot access the Internet at all.
The download or upload speed is very slow.
Possible Problems/ Solutions

Please wait for 1~2 minutes after the router is
turned on.

If SIG LED light is blinking, you have no good RF
reception. Change the location of the router.
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.

Remove any electrical appliance which is too close
to the phone or your device.

The cable or phone set might be faulty.
Put the phone on the hook and try again. If you are
connected to the internet using the 2G (GSM) network,
please disconnect this first.
When you have finished dialing you can press the # key
or wait 4-8 seconds to connect the call.
Possible Problems/ Solutions

Please check your configuration settings.

Please wait 1~ 2 minutes for the router to initialize.

Check your service indicators.
The speed is dependent on signal strength. Check your
signal strength and network type.
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