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22	22	To attache NB-IoT sensors to NB-IoT Network, You need to:
23	23
24	24	1. Get a NB-IoT SIM card from Service Provider. (Not the same as the SIM card we use in mobile phone)
25		-1. Insert the SIM card to Sensor
	25	+1. Power Off End Node ( See below for the power off/on position)
	26	+1. Insert the SIM card to Sensor. ( See below for direction)
	27	+1. Power On End Node
26	26	1. [[Configure APN>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20configure%20APN%20in%20the%20node/]] in the sensor (AT+APN=<APN>)
27	27
	30	+[[image:image-20240208102804-1.png||height="286" width="696"]]
	31	+
28	28	[[image:image-20230808205045-1.png||height="293" width="438"]]
29	29
30	30	After doing above, the NB-IoT Sensors should be able to attach to NB-IoT network .
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641	641	1*. **AT+TDC=7200**  ~/~/ Uplink every 2 hours.
642	642	1*. this will mean each uplink will actually include the 6 uplink data (24 set data which cover 12 hours). So if device doesn;t lost 6 continue data. There will not data lost.
643	643
644		-
645	645	= 5. Trouble Shooting: =
646	646
647	647	== 5.1 Checklist for debuging Network Connection issue. Signal Strenght:99 issue. ==
...	...	@@ -669,4 +669,29 @@
669	669
670	670	If you have check all above and still fail. please send console log files (as many as possible) to [[support@dragino.com>>mailto:support@dragino.com]] so we can check.
671	671
672		-
	675	+
	676	+== 5.2 NBIOT did not respond issue. ==
	677	+
	678	+(% class="box errormessage" %)
	679	+(((
	680	+11:24:22.397 [44596]NBIOT did not respond.
	681	+11:24:24.315 [46530]NBIOT did not respond.
	682	+11:24:26.256 [48464]NBIOT did not respond.
	683	+11:24:28.196 [50398]NBIOT did not respond.
	684	+11:24:30.115 [52332]NBIOT did not respond.
	685	+11:24:32.127 [54266]NBIOT did not respond.
	686	+11:24:32.127 [54299]Restart the module...
	687	+11:24:39.181 [61332]No response when shutting down
	688	+)))
	689	+
	690	+This issue might due to initiate issue for NB-IoT module. In this case, please try:
	691	+
	692	+1) Open Enclosure
	693	+
	694	+2) Power off device by pull out the power on Jumper
	695	+
	696	+3) Power on device by connect back the power jumper.
	697	+
	698	+4) push reset button.
	699	+
	700	+[[image:image-20240208001740-1.png]]

image-20240208102804-1.png

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	1	+XWiki.Edwin

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