Quectel RM520N Firmware Update

This page describes how to update the firmware any of the Quectel RM520N modems within the Opale 5G Robot.

Note that the procedure described in this page will be obsoleted when Modem firmware upgrade will be integrated in the Opale Robot firmware.

The Opale 5G Robot can include one or two RM520N (Among other possible configurations) modem as illustrated in the above picture.

In order to SAFELY upgrade any modems from the Opale 5G Robot, this procedure needs to be carefully followed

This procedure described updating one RM520N at a time and the RM520N must be inserted into SLOT 0.

You will have to open the robot in order to access the RM520N modems.

Power off the robot and there are 4 screws to remove in order to open the robot.

Once the screws are removed be cautious while removing the cover as antennas cables are connected to the RM520N modems.

Once the robot is opened (and still powered off): If your robot has just one RM520N, it should be located at SLOT 0. In that case, there is nothing more to do inside the robot and you can carefully close the robot and screw the cover back on. If you have two RM520Ns, as only the one in SLOT 0 will be safely upgraded, disconnect the modem in SLOT 1 by removing the screw which attach the modem to the SLOT, and, without disconnecting the antennas from the modem, remove the modem from the slot. You will do the same operation with SLOT 0 and insert the modem which was in SLOT 1 into SLOT 0. In any case, to properly execute the update procedure, only one RM520N should be inserted in the robot.

Once the robot is ready for the update procedure, then