Power Supply; About The (U)Sim Card - Zte MF612 User Manual

6. Wait 1~2 minutes after turning the router on before you use the
service. The RSSI & PWR indicator should be lit on.
Note: When the router is turned off, an incoming caller will hear the
prompt like "The number you have dialed is currently unavailable.''
If the RSSI (Radio Signal Strength Indicator) LED is blinking constantly
then try moving the router to another location. The router takes 1~2
minutes to initialize, attach to the network and obtain an IP address.

2.4 Power Supply

For normal operation connect the router to the external power adapter.
In case of power failure or when there is no available external power
supply, the router can not work.

2.5 About the (U)SIM Card

Avoid handling the (U)SIM card unnecessarily. Hold the card by the
edges to prevent static damage. Keep the (U)SIM card away from elec-
trical and magnetic appliances.
If you cannot get service, make sure that:
You are in an area which has network coverage.
You are using the correct (U)SIM card.
Getting started
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