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8. Electronics assembly

8. Electronics assembly

8. Electronics assembly
Relevant for:
Last updated 5 years ago
8. Electronics assembly
 Difficulty
Moderate
 Steps
22
 Available languages
ENCSPLESDEITFR
3D printed parts
3D printed parts
3D printed parts
Rambo-cover-base (new version)
Rambo-cover-base (older version)
Rambo-cover-door
Rambo-cover-hinge top
Rambo-cover-hinge bottom
Casing parts can slightly differ from pictures.
Rambo-cover-door assembly
Rambo-cover-door assembly
Rambo-cover-door assembly
Rambo-cover-door assembly
In the next step use the highlighted hole.
Tighten the Rambo cover hinge bottom to the frame using one M3x10 screw and supplied 2.5 mm allen key.
Place the rambo-cover-door on the hinge.
Preparing the Rambo cover upper hinge
Preparing the Rambo cover upper hinge
Preparing the Rambo cover upper hinge
Preparing the Rambo cover upper hinge
M3x10 screw (1 pcs)
Rambo-cover upper hinge
Insert M3x10 screw into the hinge.
Move the heatbed all the way towards the LCD for easier access.
Assemble the Rambo-cover doors on the lower hinge attached to the frame and slide the upper hinge in place.
Fasten the Rambo-cover upper hinge into the highlighted hole.
Secure the upper hinge to the frame.
Preparing the Rambo cover base
Preparing the Rambo cover base
Preparing the Rambo cover base
There are two versions of Rambo cover base:
New version with no vents on the back. Insert M3n nuts (4 pcs) in nut traps.
Older version with vents on the back. Insert M3n nuts (4 pcs) in nut traps.
In the next steps the older version is used. However, their functionality is the same.
Preparing the electronics
Preparing the electronics
Preparing the electronics
M3x10 screws (4 pcs)
Slide the electronics into the Rambo cover base and secure the board in place using M3x10 screws.
Use the needle nose pliers to help with positioning the screws.
The RAMBo-cover-base putting on
The RAMBo-cover-base putting on
The RAMBo-cover-base putting on
The RAMBo-cover-base putting on
"Snap" the RAMBo-cover-base on the prepared screw.
Insert the X-axis cables (motor and endstop) through the hole in the RAMBo-cover-case.
Secure the screw with 2.5 mm Allen key.
Finalizing the Rambo cover base
Finalizing the Rambo cover base
Finalizing the Rambo cover base
Finalizing the Rambo cover base
Slide X-axis cables through the Rambo cover while attaching the Rambo cover base to the frame as shown in the picture.
Before tightening the cover, ensure the cables from motor and endstop can reach upper edge of the RAMBo board.
The spiral wrap must run into the Rambo cover so it is held in place when tightened up.
Tighten the Rambo cover base to the frame using supplied 2.5 mm Allen key. There is a slot (hole) in the cover base for the Allen key to tighten the upper screw.
Connecting electronics - part 1
Connecting electronics - part 1
Connecting electronics - part 1
Connecting electronics - part 1
X-axis motor
Y-axis motor
Z-axis motors (the order of Z-motors doesn't matter )
X-axis endstop
Y-axis endstop
Low voltage main cables (wires going out from PSU, the order doesn't matter)
Connect cables and arrange cables as shown in the picture. Check all connectors are properly plugged in!
All motor cables have their markings for easier assembly.
Heatbed and extruder cables guide
Heatbed and extruder cables guide
Heatbed and extruder cables guide
Heatbed and extruder cables guide
Guide the cables from the heatbed through the bottom hole of the Rambo cover base.
Note: in case of a textile sleeve there is no NYLON filament present, simply skip the nylon insertion.
Push the filament all the way down through the filament holder hole in the Rambo cover base.
Heatbed thermistor
Heatbed heater
Note the white cable from heatbed can be also in black version, however their function is the same (see Chapter 7, Step 13).
Extruder cables guide
Extruder cables guide
Extruder cables guide
Extruder cables guide
Guide the cables from the extruder through the top hole of the Rambo cover base.
Push the filament all the way down through the filament holder hole in the Rambo cover base.
Force the last spin of the spiral wrap into the hole of the Rambo
Securing extruder cables to the Rambo cover base
Securing extruder cables to the Rambo cover base
Securing extruder cables to the Rambo cover base
Securing extruder cables to the Rambo cover base
Using a ziptie, tie the cables from the extruder to the Rambo cover base at the end of the spiral wrap.
There is a slot for the zip tie, simply push the zip tie in.
Tighten the zip tie and cut the remaining part.
Connecting electronics - part 2
Connecting electronics - part 2
Connecting electronics - part 2
Connecting electronics - part 2
P.I.N.D.A. probe
Extruder motor
Heatbed heater
Extruder heater
DOUBLE CHECK the connection! It is so important to ensure the correct connections.
Connecting electronics - part 3
Connecting electronics - part 3
Connecting electronics - part 3
Extruder thermistor (cable going from the extruder labeled with Yellow/Green heat shrink) [Orientation does not matter]
Heatbed thermistor (white or black cable going from the heatbed)
Front print fan (cable going from the extruder labeled with Red heat shrink)[make sure that the red wire is closer to the thermistor]
Left hotend fan (cable going from the extruder labeled with Blue heat shrink)
DOUBLE CHECK the connection! It is important to ensure the correct connections!
Connecting electronics - part 4
Connecting electronics - part 4
Connecting electronics - part 4
Connecting electronics - part 4
LCD cable with ONE stripe (Connector P1)
LCD cable with TWO stripes (Connector P2)
Make sure that the key of connector is matching the key on the electronics.
The pink strip on the LCD cables should be facing upwards.
Finalizing Rambo cover
Finalizing Rambo cover
Finalizing Rambo cover
M3x40 screw (1 pcs)
Close the Rambo-cover doors
Make sure that no wire is pinched!
Tighten M3x40 screw.
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