Huawei B310 Quick Start Manual page 4

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Setup
Insert a SIM card into the SIM card slot as shown in the preceding diagram and then
connect the power adapter to the B310 router. The router will turn on automatically and
search for available mobile networks.
The following indicators will turn on when the router has successfully connected to a
network.
Cyan/blue/yellow: Connected
to a mobile network.
Do not insert or remove a SIM card when the router is running, as this may affect
performance or damage the SIM card.
White: More signal bars
indicate a stronger signal.
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