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Last modified by Xiaoling on 2023/04/24 08:49
From version 9.1
edited by Edwin Chen
on 2023/04/23 23:28
Change comment: There is no comment for this version
To version 10.1
edited by Edwin Chen
on 2023/04/23 23:29
Change comment: There is no comment for this version

Summary

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3 +**Table of Contents:**
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5 +{{toc/}}
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1 1  = 1. Issue Output =
2 2  
3 3  ----
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29 29  * If SIM card is placed in correct direction.
30 30  * Make sure there is power off / power on after insert SIM card.
31 31  
32 -
33 33  == 3.2 Whether you use a NB-IoT SIM card that the module supports ==
34 34  
35 35  * Make sure the SIM card you use is a **NB-IoT SIM card**. It is different from normal SIM card we use for mobile.
36 36  * If you use a NB-IoT SIM card, check whether the **Frequency Band** of this operator are in the support list of the NB-IoT Sensor.
37 37  
38 -
39 39  == 3.3 Whether the antenna connection is good ==
40 40  
41 41   See  the connection of Antenna Path is loose.