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Last modified by Xiaoling on 2023/04/24 08:49
From version 3.1
edited by Xiaoling
on 2022/05/30 09:45
Change comment: Uploaded new attachment "image-20220530094441-1.png", version {1}
To version 6.1
edited by Edwin Chen
on 2023/04/23 22:38
Change comment: Uploaded new attachment "image-20230423223628-1.png", version {1}

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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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1 -When you use NB-IoT module and run the command AT+CSG=99,99. It means the device doesn't attached to the NB-IoT network. If attached to network, the first 99 should be 2~~31.
1 += **Introduction** =
2 2  
3 +----
4 +
5 +When you use NB-IoT module and run the command **AT+CSG=99,99**. It means the device doesn't attached to the NB-IoT network. If attached to network, the first 99 should be 2~~31.
6 +
3 3  (((
4 -Below is the definition for the **AT+CSQ**
8 +Below is the definition for the (% style="color:blue" %)**AT+CSQ**
5 5  )))
6 6  
7 -[[image:https://wiki.dragino.com/images/thumb/5/5d/NB-IoT-CSQ_11.png/600px-NB-IoT-CSQ_11.png||height="644" width="600"]]
11 +[[image:image-20220530094441-1.png]]
8 8  
9 9  CSQ Definition
10 10  
11 -In this case, you can check:
12 12  
16 +
17 +(% style="color:red" %)**In this case, you can check:**
18 +
13 13  * Whether the antenna connection is good.
20 +
14 14  * Whether you use a valid SIM Card
22 +
15 15  * Whether you the SIM card place correctly.
24 +
16 16  * Whether the NB-IoT Network you use match the End Device Module support network.
17 -* Whether you have select the correct band for your operator. See [[Specify_NB-IoT_Band>>http://8.211.40.43:8080/xwiki/bin/view/Main/Specify%20NB-IoT%20Band/]]
26 +
27 +* Whether you have select the correct band for your operator. See [[Specify_NB-IoT_Band>>doc:Main.Specify NB-IoT Band.WebHome]]
28 +
29 +
image-20230423223628-1.png
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