Hello and thank you for choosing JA for your IT Support needs.
Sorry that you are having this issue.
I know it can be a bear to fix. So I will attempt to assist you now.
Please do me a favor.
Please remove all Cable if any that may be plugged into your device. That includes the Power cord.
Leave it in this state for 35 minutes. This is to power down all systems with in the printer and allow for the sensors to reset.
Chime in after this is done Sir or Madam...
This is done - do I power up again now/