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Problem
Possible Causes
Suggested Solution
No warning tone.
The PC soundcard is
disabled or on low
volume.
Check the audio card
and adjust the
volume.
The microSD
™
card cannot be
read or is not
found.
Re-insert the
microSD
™
card. The
maximum capacity is
32GB. The card is not
formatted correctly.
Try another microSD
™
card and make sure
the capacity and
format is correct.
2GB is FAT16 format
32GB is FAT32 format
Troubleshooting Tips
1. Install and test the modem in another computer
2. Check your SIM is working in another device – eg mobile phone
3. Insert a known working SIM card into your modem
4. Confirm your account is active – contact your service provider
5. Uninstall the modem and re-install using ‘Safe Mode’. Consult a
PC technician if required. Check the drivers in Device Manager
6. If the software installation does not start or has failed try
downloading the current version from
zte.co.nz
