3804-1

Robotics Invention System, Version 2.0

Set number: 3804-1
Year: 2001
Theme: RCX
Parts: 720
Minifigures: 0

Building instructions

The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.

View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)

Parts list – 3804-1 Robotics Invention System, Version 2.0

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155 lines, 731 pieces

Parts list of set 3804-1
Part	Name	Colour	Quantity	Note
6133	Creature Body Part, Dragon WingAnimal / Creature Body Parts	Trans-Neon Orange	2×
3004	Brick 1 x 2Bricks	Black	20×
3004	Brick 1 x 2Bricks	Yellow	4×
3003	Brick 2 x 2Bricks	Black	20×
3001	Brick 2 x 4Bricks	Black	5×
3941	Brick Round 2 x 2 with Axle HoleBricks Round and Cones	Black	8×
4589	Cone 1 x 1 [No Top Groove]Bricks Round and Cones	White	2×
4589	Cone 1 x 1 [No Top Groove]Bricks Round and Cones	Yellow	2×
3040b	Brick Sloped 45° 2 x 1 with Bottom PinBricks Sloped	Black	12×
3040b	Brick Sloped 45° 2 x 1 with Bottom PinBricks Sloped	Yellow	4×
3747a	Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom PinBricks Sloped	Black	4×
3665	Brick Sloped Inverted 45° 2 x 1Bricks Sloped	Black	4×
3665	Brick Sloped Inverted 45° 2 x 1Bricks Sloped	Yellow	4×
40002c25	Cable, Fiber Optics, Wide 25L / 20.0cmElectronics	Trans-Clear	1×
884c	Hub, RCX 2.0, No Power Jack [Complete Assembly]Electronics	Yellow	1×
2983	Motor Pulley, 9V Micromotor with Axle HoleElectronics	Light Gray	2×
71427c01	Motor, 9V Mini [Old Style]Electronics	Light Gray	2×
2982c01	Sensor, Light with Fixed CableElectronics	Blue	1×
879	Sensor, TouchElectronics	Light Gray	2×
23319c01	Transmitter Tower, IR, USB Cable, with Black FrontElectronics	Dark Gray	1×
5306bc162	Wire with Brick 2 x 2 x 2/3 Pair, 162LElectronics	Black	2×
5306bc020	Wire with Brick 2 x 2 x 2/3 Pair, 20LElectronics	Black	4×
4142876	CD-Rom, for 3804 [RIS v2.0]Gear Parts	[No Color/Any Color]	1×
4221	Arm Grab JawHinges, Arms and Turntables	Black	4×
4220	Arm Grab Jaw Holder, 3 FingersHinges, Arms and Turntables	Yellow	2×
6048a	Arm Piece with Pin, 2 FingersHinges, Arms and Turntables	Black	2×
4275b	Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs]Hinges, Arms and Turntables	Black	2×
4531	Hinge Tile 1 x 2 1/2 with 2 Fingers on TopHinges, Arms and Turntables	Black	2×
3679	Turntable 2 x 2 Plate - TopHinges, Arms and Turntables	Light Gray	2×
3680	Turntable 2 x 2 Plate, BaseHinges, Arms and Turntables	Blue	2×
4153678	Playmat, Test Mat for Mindstorms Robotics Invention System [v2.0]Non-System Parts	[No Color/Any Color]	1×
3024	Plate 1 x 1Plates	Light Gray	8×
4477	Plate 1 x 10Plates	Light Gray	6×
3023	Plate 1 x 2Plates	Light Gray	20×
3623	Plate 1 x 3Plates	Yellow	2×
3710	Plate 1 x 4Plates	Light Gray	10×
3666	Plate 1 x 6Plates	Light Gray	10×
3460	Plate 1 x 8Plates	Light Gray	8×
3832	Plate 2 x 10Plates	Light Gray	6×
3022	Plate 2 x 2Plates	Blue	4×
3022	Plate 2 x 2Plates	Green	2×
3022	Plate 2 x 2Plates	Light Gray	8×
2420	Plate 2 x 2 CornerPlates	Light Gray	8×
3020	Plate 2 x 4Plates	Yellow	6×
3034	Plate 2 x 8Plates	Green	4×
3033	Plate 6 x 10Plates	Light Gray	1×
3960	Dish 4 x 4 Inverted [Radar]Plates Round Curved and Dishes	White	2×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Black	2×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Blue	2×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	White	2×
4032a	Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes	Blue	2×
4032a	Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes	White	2×
2654	Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Plates Round Curved and Dishes	Black	2×
3956	Bracket 2 x 2 - 2 x 2Plates Special	Light Gray	2×
6019	Plate Special 1 x 1 with Clip Horizontal [Thick U Clip]Plates Special	Black	2×
4085c	Plate Special 1 x 1 with Clip Vertical [Thick U Clip]Plates Special	Black	2×
32028	Plate Special 1 x 2 with Door RailPlates Special	Light Gray	8×
2817	Plate Special 2 x 2 with 2 Pin HolesPlates Special	Light Gray	4×
3709	Technic Plate 2 x 4 [3 Holes]Plates Special	Light Gray	4×
32001	Technic Plate 2 x 6 [5 Holes]Plates Special	Light Gray	4×
3738	Technic Plate 2 x 8 [7 Holes]Plates Special	Light Gray	8×
2419	Wedge Plate 3 x 6 Cut CornersPlates Wedged	Green	2×
71509	Rubber Band Small 13mm (Square Cross Section)String, Bands and Reels	Black	4×
85543	Rubber Belt Small [15mm ID] [Round Cross Section]String, Bands and Reels	White	3×
85546	Technic Rubber Belt Large [33mm ID] [Round Cross Section]String, Bands and Reels	Yellow	3×
85545	Technic Rubber Belt Medium [26mm ID] [Round Cross Section]String, Bands and Reels	Blue	3×
3737	Technic Axle 10Technic Axles	Black	4×
3708	Technic Axle 12Technic Axles	Black	2×
32062	Technic Axle 2 NotchedTechnic Axles	Black	10×
4519	Technic Axle 3Technic Axles	Black	3×
6587	Technic Axle 3 with StudTechnic Axles	Dark Gray	2×
3705	Technic Axle 4Technic Axles	Black	7×
32073	Technic Axle 5Technic Axles	Black	2×
3706	Technic Axle 6Technic Axles	Black	8×
3707	Technic Axle 8Technic Axles	Black	7×
32009	Technic Beam 1 x 11.5 Double Bent ThickTechnic Beams	Yellow	4×
6632	Technic Beam 1 x 3 ThinTechnic Beams	Light Gray	4×
2825	Technic Beam 1 x 4 Thin with Stud ConnectorTechnic Beams	Light Gray	2×
32017	Technic Beam 1 x 5 ThinTechnic Beams	Light Gray	4×
32065	Technic Beam 1 x 7 ThinTechnic Beams	Black	4×
6629	Technic Beam 1 x 9 Bent (6 - 4) ThickTechnic Beams	Black	4×
32140	Technic Beam 2 x 4 L-Shape ThickTechnic Beams	Black	2×
32056	Technic Beam 3 x 3 L-Shape ThinTechnic Beams	Light Gray	4×
2730	Technic Brick 1 x 10 [9 Pin Holes]Technic Bricks	Black	8×
3895	Technic Brick 1 x 12 [11 Pin Holes]Technic Bricks	Black	6×
3703	Technic Brick 1 x 16 [15 Pin Holes]Technic Bricks	Black	6×
3700	Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks	Black	12×
3700	Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks	Yellow	4×
32064c	Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom RidgesTechnic Bricks	Green	4×
3701	Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks	Black	10×
3701	Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks	Green	2×
3894	Technic Brick 1 x 6 [5 Pin Holes]Technic Bricks	Black	8×
3702	Technic Brick 1 x 8 [7 Pin Holes]Technic Bricks	Black	8×
3713	Technic BushTechnic Bushes	Light Gray	40×
32123a	Technic Bush 1/2 Smooth with Axle Hole ReducedTechnic Bushes	Light Gray	18×
6553	Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)Technic Connectors	Light Gray	2×
6538b	Technic Axle Connector Ridged [with x Hole x Orientation]Technic Connectors	Light Gray	4×
32039	Technic Axle Connector with Axle HoleTechnic Connectors	Light Gray	2×
32013	Technic Axle and Pin Connector Angled #1Technic Connectors	Blue	4×
32034	Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors	Blue	2×
32015	Technic Axle and Pin Connector Angled #5 - 112.5°Technic Connectors	Light Gray	4×
6536	Technic Axle and Pin Connector PerpendicularTechnic Connectors	Light Gray	6×
32068	Technic Axle and Pin Connector Perpendicular 3L with Pin HoleTechnic Connectors	Light Gray	2×
32137	Technic Modular ConnectorTechnic Connectors	Trans-Dark Blue	4×
6589	Technic Gear 12 Tooth BevelTechnic Gears	Light Gray	5×
4019	Technic Gear 16 Tooth with Round Holes [Old Style]Technic Gears	Light Gray	4×
76019	Technic Gear 24 Tooth Clutch with Dark Gray or Light Gray CenterTechnic Gears	White	1×
3650c	Technic Gear 24 Tooth Crown with Reinforcements [New Style]Technic Gears	Light Gray	4×
3648b	Technic Gear 24 Tooth [New Style with Single Axle Hole]Technic Gears	Light Gray	4×
3649	Technic Gear 40 ToothTechnic Gears	Light Gray	4×
3647	Technic Gear 8 ToothTechnic Gears	Light Gray	6×
6573	Technic Gear Differential, 24 -16 Tooth with Clutch on Both SidesTechnic Gears	Dark Gray	1×
3743	Technic Gear Rack 1 x 4Technic Gears	Light Gray	4×
4716	Technic Worm GearTechnic Gears	Black	2×
3749	Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins	Light Gray	16×
4274	Technic Pin 1/2 without Friction RidgesTechnic Pins	Light Gray	8×
32002	Technic Pin 3/4Technic Pins	Dark Gray	16×
32138	Technic Pin Double with Axle HoleTechnic Pins	Yellow	2×
32054	Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins	Blue	4×
6558	Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins	Black	8×
2780	Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins	Black	24×
3673	Technic Pin without Friction Ridges LengthwiseTechnic Pins	Light Gray	24×
6575	Technic CamTechnic Special	Light Gray	2×
2854	Technic Engine Crankshaft CenterTechnic Steering, Suspension and Engine	Light Gray	2×
3736	Technic Steering Pulley LargeTechnic Steering, Suspension and Engine	Light Gray	2×
6007	Brick Separator v1.0Tools	Dark Gray	1×
75c19	Hose Rigid 3mm D. 19L / 15.2cmTubes and Hoses	Yellow	2×
78c12	Hose, Ribbed 7mm D. 12L / 9.6cmTubes and Hoses	Purple	4×
78c09	Hose, Ribbed 7mm D. 9L / 7.2cmTubes and Hoses	Black	4×
78c09	Hose, Ribbed 7mm D. 9L / 7.2cmTubes and Hoses	Dark Turquoise	4×
32007	Technic Tread HubWheels and Tyres	White	4×
2815	Technic Wedge Belt Wheel TireWheels and Tyres	Black	2×
4185	Technic Wedge Belt Wheel [aka Pulley]Wheels and Tyres	Light Gray	4×
71372	Tread Large, Technic [34 Links]Wheels and Tyres	Black	2×
2346	Tyre 30 x 10.5 Offset TreadWheels and Tyres	Black	4×
6578	Tyre 30.4 x 14 VRWheels and Tyres	Black	2×
3634	Tyre 43 x 11, 17 mm Inside DiameterWheels and Tyres	Black	2×
6594	Tyre 49.6 x 28 VRWheels and Tyres	Black	2×
2902	Tyre 81.6 x 15 MotorcycleWheels and Tyres	Black	4×
3483	Tyre Offset Tread 24 x 8Wheels and Tyres	Black	2×
6595	Wheel 49.6 x 28 VR (36.8 x 26) with Axle HoleWheels and Tyres	White	2×
2903	Wheel 61.6 x 13.6 MotorcycleWheels and Tyres	White	4×
2994	Wheel Rim 24 x 14 VR with Center Axle HoleWheels and Tyres	White	2×
3482	Wheel with Split Axle HoleWheels and Tyres	Yellow	6×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Black	1×	Spare
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Blue	1×	Spare
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	White	1×	Spare
71509	Rubber Band Small 13mm (Square Cross Section)String, Bands and Reels	Black	1×	Spare
85543	Rubber Belt Small [15mm ID] [Round Cross Section]String, Bands and Reels	White	1×	Spare
3713	Technic BushTechnic Bushes	Light Gray	1×	Spare
32123a	Technic Bush 1/2 Smooth with Axle Hole ReducedTechnic Bushes	Light Gray	1×	Spare
3647	Technic Gear 8 ToothTechnic Gears	Light Gray	1×	Spare
4274	Technic Pin 1/2 without Friction RidgesTechnic Pins	Light Gray	1×	Spare
32002	Technic Pin 3/4Technic Pins	Dark Gray	1×	Spare
2780	Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins	Black	1×	Spare