Rambo Wiring Diagram. Endstop z probe gnd and 5v power most board provides its own servo pin so bltouch can be used connected to one of those servo pins. Label each wire to simplify reconnecting later.
The rambo supports an input power voltage of 12v or 24v and it has 6 mosfets for controlling 2 heaters one heat bed and up to 3 fans. On the six pin connector the pin furthest toward the left side of the printer closest to top of page is 24v common for the bed heater. Hand drawn diagram modified parallel harness parallel dont do it this way twice the amp draw as series heat less power slightly higher top speed.
Wire according to directions.
Taz 5 users with a tool head wiring harness with four 4 connectors will need an additional accessory. Mini rambo electronics wiring mk2s mk25 mk25s written as mini rambo mini rambo or rambo mini the logic board used in the original prusa mk2 series is very simple. As each servo pin has its own number bltouch will be controled with the servo pin. The steppers for the x and y axis are wired in parallel with the far motor getting one coil wired in reverse.