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 ....
- I took out the controller (not replaced)
- I checked all wiring
- 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
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