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What if the independent smoke sensor network is not successful?

If the independent smoke sensor fails to be connected to the Internet, perform the following steps to check the fault:

1, the initial power-on, connection is difficult, connect several times.

2. Whether the card is inserted, and whether it is inserted well, and whether the card slot is welded well.

3. Whether the antenna is plugged in well and tightly.

4. Whether the battery is in good contact.


Hot keywords: Internet of Things, alarm system, emergency lighting, evacuation indication

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