MOTOTRBO DP4801 and DP2400e radios radios resetting on their own while "on" in the charger


Symptom(s)

DP series and DPe series radio when used with NNTN8359 ATEX battery and placed into a WPLN4255 (Gen 1) charger and the radio is "ON"  the radio resets while in the charger. 

Issue

Radios will reset while "ON" in the charger. 

Environment

DP4801 
DP2400e 
NNTN8359 ATEX battery

Resolution

In order to comply with future ATEX recommendations the design of this battery NNTN8359 has been enhanced , this means that when using a Gen 1 chargers the batteries MUST be charged with the radios switched "off" per the IMPRES 1 user guide.  

 
Note that with the later IMPRES 2 chargers the symptoms do NOT occur.