Device Guides

Optus E3131 USB Modem

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Windows Vista

Windows 7

Lion

Snow Leopard

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Want to insert a SIM? Follow these easy instructions.

Turn the front of your modem towards you.
Take hold of the left side of the cover and remove it.

Place your SIM as illustrated next to the SIM holder.

Slide your SIM into the SIM holder.

Place the cover on your modem and press it into place.

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