Amplitec C20M-5B1 Посібник користувача - Сторінка 12
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C20M-5B Five Signal Repeater
Everything is okay
after power-on, but
no improvement in
signal
Effectiveness of the
repeater degrades
after working for a
while
Notes
Power-off is recommended in the following situations.
Power supply is abnormal.
Liquid flows into the device or too close to the fire.
Working conditions are abnormal such as overheating, strange smell or foreign matters.
The network of SIM card does not
comply with that of signal repeater
The inside antenna is not
successfully connected
The inside antenna is damaged
The outdoor antenna is damaged
The outside antenna get loose
and is not towards the BTS
Feeder is damaged
Replace SIM card or repeater
Fasten the connection of inside
cable and connectors
Replace the inside antenna
Replace the outside antenna
Change the direction of outside
antenna and fasten it
10
Replace the feeder