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...	...	@@ -520,26 +520,24 @@
520	520
521	521	= 7.  FAQ =
522	522
523		-== 7.1  How to change the LoRa Frequency Bands/Region ==
	523	+== How to change the LoRa Frequency Bands/Region ==
524	524
525	525	You can follow the instruction here: [[how to upgrade image>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome||anchor="H2.HardwareUpgradeMethodSupportList"]].
526	526	When downloading the images, choose the required image file for download. ​
527	527
528	528
529		-= 8.  Trouble Shooting =
	529	+= Trouble Shooting =
530	530
531		-== 8.1  AT Commands input doesn’t work ==
	531	+== AT Commands input doesn’t work ==
532	532
533	533	In case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while pressing the send key, user need to add ENTER in their string.
534	534
	535	+== Why i see the payload is 7FFF? ==
535	535
536		-== 8.2  Why i see the payload is 7FFF? ==
537		-
538	538	The device will judge the length of the data received by the serial port. If the length of the received data is 0, it means that there is a problem with the sensor communication or the sensor is not connected properly, it is invalid data, and the uploaded data is 7FFF.
539	539
	539	+= Order Info =
540	540
541		-= 9.  Order Info =
542		-
543	543	Part Number: **GROPOINT AIR-M-XX**
544	544
545	545	**XX**: The default frequency band
...	...	@@ -553,16 +553,8 @@
553	553	* **IN865**: LoRaWAN IN865 band
554	554	* **CN470**: LoRaWAN CN470 band
555	555
556		-(% class="wikigeneratedid" id="H200BPackingInfo" %)
557		-​
	554	+= ​Packing Info =
558	558
559		-
560		-
561		-
562		-
563		-(% class="wikigeneratedid" %)
564		-= 10.  Packing Info =
565		-
566	566	**Package Includes:  **
567	567
568	568	* GroPoint Air-M x 1