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Last modified by Xiaoling on 2023/04/24 08:49
From version 1.1
edited by Xiaoling
on 2022/05/17 15:15
Change comment: There is no comment for this version
To version 7.1
edited by Edwin Chen
on 2023/04/23 22:42
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
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1 -CSQ:99,99
1 +Signal Strength:99. CSQ:99,99
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
2 -{{toc/}}
3 -{{/box}}
1 += 1. Issue Output =
4 4  
5 -= Paragraph 1 =
3 +----
6 6  
7 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
5 +NB-IoT module can't connect to NB-IoT Network and Keep Showing Signal Strenght:99. Below is an example output:
8 8  
9 -== Sub-paragraph ==
7 +[[image:image-20230423223628-1.png]]
10 10  
11 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
12 12  
13 -== Sub-paragraph ==
10 += 2. What is Signal Strenght? =
14 14  
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12 +Signal Strength is same as AT+CSQ command output. When you run **AT+CSQ** and NB-IoT module return **AT+CSQ=99,99**. It means NB-IoT Sensor doesn't attached to the NB-IoT network. If attached to network, the first 99 should be 2~~31.
16 16  
17 -=== Sub-sub paragraph ===
14 +(((
15 +Below is the definition for the (% style="color:blue" %)**AT+CSQ**
16 +)))
18 18  
19 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
18 +[[image:image-20220530094441-1.png]]
20 20  
20 +CSQ Definition
21 21  
22 -= Paragraph 2 =
23 23  
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23 += 3. What to check? =
25 25  
26 -== Sub-paragraph ==
25 +3.1 Check whether module detect the SIM card?
27 27  
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29 29  
30 -== Sub-paragraph ==
28 +* Whether the antenna connection is good.
31 31  
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30 +* Whether you use a valid SIM Card
31 +
32 +* Whether you the SIM card place correctly.
33 +
34 +* Whether the NB-IoT Network you use match the End Device Module support network.
35 +
36 +* Whether you have select the correct band for your operator. See [[Specify_NB-IoT_Band>>doc:Main.Specify NB-IoT Band.WebHome]]
37 +
38 +
image-20220530094441-1.png
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1 +XWiki.Xiaoling
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1 +72.6 KB
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image-20230423223628-1.png
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1 +XWiki.Edwin
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1 +42.7 KB
Content