<![CDATA[SoliForum - 3D Printing Community — Rumba board and lcd controller]]> 2014-09-21T16:34:15Z PunBB https://www.soliforum.com/topic/7754/rumba-board-and-lcd-controller/ <![CDATA[Rumba board and lcd controller]]> When on usb  Power red led upp left  is on and controller beeps nothing happens

When on psu Power 2 more red leds are shining

What the .... is going on

I am bulding a TK300 with mosfet board connected very down left side on rumba board

is there no firmware in the board

                              What to do

]]> https://www.soliforum.com/user/7407/ 2014-09-21T16:34:15Z https://www.soliforum.com/post/66571/#p66571