airMAX - Firmware Image Check Failed. Error Code: -7

Problem


When trying to upgrade firmware from 7.0.3 to 7.1.x you get the following message.

 

Cause


 

 Early units on 7.0.3 firmware require a transitionary firmware to upgrade to later versions. 

 

Solution


 

Please upgrade units on 7.0.3 first with THIS 7.1 firmware.  Afterwards, you can upgrade directly to any version >7.1.

 

 

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