![LEGO set 9731-1 Vision Command [RCX Digital Colour Camera]](https://cdn.rebrickable.com/media/sets/9731-1/8500.jpg)
9731-1
Vision Command [RCX Digital Colour Camera]
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 – 9731-1 Vision Command [RCX Digital Colour Camera]
42 lines, 141 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 298c02 | Lever Small Base with Black LeverBars, Ladders and Fences | Red | 2× | |
 | 32561c01 | Camera USBElectronics | Trans-Dark Blue | 1× | |
![Part 4142877 CD-Rom, for 9731 Vision Command Windows 98 (English Language) in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/photos/9999/4142877-9999-6bbdd818-2a85-49c9-9423-04a31525ca98.jpg) | 4142877 | CD-Rom, for 9731 Vision Command Windows 98 (English Language)Gear Parts | [No Color/Any Color] | 1× | |
![Part 4131324 Colour Test Sheets for Vision Command in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/photos/9999/PART-21878-9999-d9882f39-c96c-4488-a4ab-a9877055d2d1.jpg) | 4131324 | Colour Test Sheets for Vision CommandNon-System Parts | [No Color/Any Color] | 1× | |
 | 3022 | Plate 2 x 2Plates | Black | 2× | |
![Part 2444 Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs] in Black](https://cdn.rebrickable.com/media/parts/elements/244426.jpg) | 2444 | Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]Plates Special | Black | 2× | |
![Part 32001 Technic Plate 2 x 6 [5 Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/3200126.jpg) | 32001 | Technic Plate 2 x 6 [5 Holes]Plates Special | Black | 2× | |
 | 3737 | Technic Axle 10Technic Axles | Black | 3× | |
 | 32062 | Technic Axle 2 NotchedTechnic Axles | Black | 6× | |
 | 3705 | Technic Axle 4Technic Axles | Black | 4× | |
 | 32073 | Technic Axle 5Technic Axles | Black | 1× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 1× | |
 | 32316 | Technic Beam 1 x 5 ThickTechnic Beams | Black | 2× | |
 | 32063 | Technic Beam 1 x 6 ThinTechnic Beams | Black | 4× | |
 | 32348 | Technic Beam 1 x 7 Bent (4 - 4) ThickTechnic Beams | Black | 8× | |
 | 32271 | Technic Beam 1 x 9 Bent (7 - 3) ThickTechnic Beams | Black | 4× | |
 | 32140 | Technic Beam 2 x 4 L-Shape ThickTechnic Beams | Black | 4× | |
 | 32526 | Technic Beam 3 x 5 L-Shape ThickTechnic Beams | Black | 2× | |
![Part 3895 Technic Brick 1 x 12 [11 Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/389526.jpg) | 3895 | Technic Brick 1 x 12 [11 Pin Holes]Technic Bricks | Black | 2× | |
![Part 32064c Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Ridges in Black](https://cdn.rebrickable.com/media/parts/ldraw/0/32064a.png) | 32064c | Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom RidgesTechnic Bricks | Black | 4× | |
 | 3713 | Technic BushTechnic Bushes | Light Gray | 2× | |
 | 32123a | Technic Bush 1/2 Smooth with Axle Hole ReducedTechnic Bushes | Light Gray | 12× | |
![Part 6538b Technic Axle Connector Ridged [with x Hole x Orientation] in Black](https://cdn.rebrickable.com/media/parts/elements/4113805.jpg) | 6538b | Technic Axle Connector Ridged [with x Hole x Orientation]Technic Connectors | Black | 2× | |
![Part 6538b Technic Axle Connector Ridged [with x Hole x Orientation] in Light Gray](https://cdn.rebrickable.com/media/parts/elements/4113804.jpg) | 6538b | Technic Axle Connector Ridged [with x Hole x Orientation]Technic Connectors | Light Gray | 1× | |
 | 32039 | Technic Axle Connector with Axle HoleTechnic Connectors | Black | 4× | |
 | 32291 | Technic Axle and Pin Connector Perpendicular DoubleTechnic Connectors | Trans-Clear | 2× | |
 | 32137 | Technic Modular ConnectorTechnic Connectors | Trans-Clear | 3× | |
![Part 75535 Technic Pin Connector Round [No Slot] in Black](https://cdn.rebrickable.com/media/parts/ldraw/0/75535.png) | 75535 | Technic Pin Connector Round [No Slot]Technic Connectors | Black | 1× | |
 | 2907 | Technic Ball with 8 GroovesTechnic Gears | Light Gray | 3× | |
![Part 3648b Technic Gear 24 Tooth [New Style with Single Axle Hole] in Red](https://cdn.rebrickable.com/media/parts/elements/4142825.jpg) | 3648b | Technic Gear 24 Tooth [New Style with Single Axle Hole]Technic Gears | Red | 2× | |
 | 4716 | Technic Worm GearTechnic Gears | Rust | 2× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Light Gray | 12× | |
 | 4274 | Technic Pin 1/2 without Friction RidgesTechnic Pins | Light Gray | 2× | |
 | 32002 | Technic Pin 3/4Technic Pins | Dark Gray | 4× | |
 | 32138 | Technic Pin Double with Axle HoleTechnic Pins | Red | 2× | |
![Part 32054 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] in Red](https://cdn.rebrickable.com/media/parts/elements/4140806.jpg) | 32054 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins | Red | 2× | |
 | 6558 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins | Black | 4× | |
 | 2780 | Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins | Black | 14× | |
 | 6588 | Technic Gearbox 2 x 4 x 3 1/3Technic Special | Trans-Clear | 2× | |
 | 75c10 | Hose Rigid 3mm D. 10L / 8.0cmTubes and Hoses | Black | 4× | |
 | 3641 | Tyre 15 x 6 Offset Tread SmallWheels and Tyres | Black | 4× | |
| 298c02 | Lever Small Base with Black LeverBars, Ladders and Fences | Red | 1× | Spare |