Written as Mini-RAMBo, Mini Rambo, or Rambo mini, the logic board used in the Original Prusa MK2 series is very simple.
Please refer to the image below regarding wire colors and correct connector orientation. If you are getting Selftest errors, or if you are encountering any issues related to the electronics (motors not moving, wrong temperature readings), we suggest going once again through the detailed step-by-step guide in the manual chapter 8. Electronics assembly.
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