Check the parts bag. You should have received the following components.
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Before you start make sure you have everything you need to put together this kit. You should have received the following components.
 
[[File:RC_stepper_parts.JPG|400px|none]]
 
[[File:RC_stepper_parts.JPG|400px|none]]
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You can check the [[Radio_Controlled_Stepper_Bill_of_Materials| bill of materials]] for more details about each component.
      −
Attached all the screw terminals. They slide into each.  
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First, find all the screw terminals and attach them together. They slide into each other side by side.
 
[[File:RCS01_attach_screw_terminals.JPG|400px|none]]
 
[[File:RCS01_attach_screw_terminals.JPG|400px|none]]
         −
Insert the screw terminals block into the PCB.
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Insert the screw terminal block into the PCB.
 
[[File:RC_Stepper_04.JPG|400px|none]]
 
[[File:RC_Stepper_04.JPG|400px|none]]
 
[[File:RC_Stepper_05.JPG|400px|none]]
 
[[File:RC_Stepper_05.JPG|400px|none]]
      −
Flip the PCB and solder the screw terminal blocks in place.
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Flip the PCB and solder the screw terminal block in place. Hold the terminal block with your finger to keep it from falling out. Once you solder the first leg, you can let go and it will stay in place by itself.  
 
[[File:RC_Stepper_06.JPG|400px|none]]
 
[[File:RC_Stepper_06.JPG|400px|none]]
      −
Next insert the diodes. Make sure that the white band on the diode matches with the white band on the graphic.
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Next insert the diodes. Make sure that the white band on the diode lines up with the white band on the graphic.
 
[[File:RC_Stepper_07.JPG|400px|none]]
 
[[File:RC_Stepper_07.JPG|400px|none]]
      Exception encountered, of type "Error"