Changes for page Signal Strength:99. CSQ:99,99
Last modified by Xiaoling on 2023/04/24 08:49
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... ... @@ -1,15 +1,0 @@ 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. 2 - 3 -Below is the definition for the AT+CSQ 4 - 5 -[[image:https://wiki.dragino.com/images/thumb/5/5d/NB-IoT-CSQ_11.png/600px-NB-IoT-CSQ_11.png||height="644" width="600"]] 6 - 7 -CSQ Definition 8 - 9 -In this case, you can check: 10 - 11 -* Whether the antenna connection is good. 12 -* Whether you use a valid SIM Card 13 -* Whether you the SIM card place correctly. 14 -* Whether the NB-IoT Network you use match the End Device Module support network. 15 -* Whether you have select the correct band for your operator. See [[Specify_NB-IoT_Band>>url:https://wiki.dragino.com/index.php/Specify_NB-IoT_Band]]