Quote Originally Posted by Sashko View Post
Do as recommended Iommanxman
Update the firmware for BICU and Controller (System/Copy) with opened front door (open it before switch on the power).

If it not helps you must check all connections between on BICU and Controller boards.
Especially for flat cables.
sorry for the intervention

i have one mp 4000 she have a code sc 672
the client closed and opened the machine and the machine worked without problem.
but the next dey i tray to open the machine - she make like start to work- but writes on the screen please wait and she stop there ....
  1. I took out the controller (not replaced)
  2. I checked all wiring
  3. I tried to upgrade (firmware)

the machine continues to give me please whait ....
this model has no hard disk.

I would appreciate very much if someone can help me