NAIM NDX stuck on firmware upgrade

Hi, My naim ndx stuck on firmware upgrade so I have to abort the process.
After I powered off and on, the screen stuck on firmware upgrade, do not switch off.
So please help to resolve this matter. I love my naim ndx. It is old unit with no Bluetooth.
anyone, please help me…is there anyway to reset it ?

4 posts were merged into an existing topic: NDX display go dark