HELP QT 350 alarm code 371 turret servo alarm

[kirkmach]

We replace the battery but still get the alarm 371 turret servo alarm. any help would be greatly appreciated.

[Leelund]

Did you change the battery with power on? If so, did you try to recycle the power at the main disconnect, then power back up?

[i.a machinery]

pls check the mr-j2(have any alarm?)