Device Guides

Optus E3276 4G USB Modem

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This troubleshooting guide will take you through a number of possible causes
to help you find a solution to your problem.

If your SIM is faulty, the modem application will tell you that your SIM isn't accepted. Contact your nearest Optus dealer to get a new SIM.

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Possible cause 2:

Your SIM is faulty

Solution:

If your SIM is faulty, the modem application will tell you that your SIM isn't accepted. Contact your nearest Optus dealer to get a new SIM.

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