3
votes
1answer
231 views

NXT Bluetooth “Failed!” when turning on

When I attempt to turn on my bluetooth, the response on the display after about 5 seconds is "Failed!" Then I'm sent back to the main menu. I've reset the unit and updated to latest firmware (1.31) ...
3
votes
1answer
166 views

Do LDraw files describe models, bricks, or both?

Sorry if this is kind of a dumb question, but do LDraw files describe models (with translation and rotation values with references to bricks contained in other files), or do they describe the bricks ...
3
votes
1answer
525 views

How hard is it to convert the new(ish) RC/PF trains to 9V?

I have a HUGE investment in 9V trains (think many thousands of USD) and was wondering how difficult it is to convert the newer RC/PF train systems over to 9V motors? Do the 9V motors fit? Does the ...
3
votes
1answer
278 views

Can custom content be imported into LEGO Creator?

I was reading this Wikipedia article that states: Some people have uploaded custom (Lego) model creations for others to download into their version of Lego Creator. Tools used include LDraw, ...
3
votes
1answer
59 views

How do they keep the outdoor models so clean at the various Legoland parks?

I've visited Legoland in California a few times and was always impressed with the lack of accumulated grime or bird "strikes" on the outdoor displays. How do the park employees accomplish this feat? ...
3
votes
1answer
80 views

IDE recommendations for EV3 programming

Does anybody have any recommendations for non-GUI programming of the EV3 unit? I'm impressed by the LabVIEW software, but as a professional C# and VB.Net programmer (with C, C++ experience), I find ...
3
votes
1answer
75 views

Can anyone explain the transformation information within a Lego Digital Designer LXF file?

I've been taking a look at the structure of the LDD files recently to see if it's feasible to create a plugin for 3D studio max that allows you to directly open LXF files for higher quality ...
3
votes
1answer
164 views

what is included lego 7155

I found an open box lego 7155 at a local Goodwill. The funny thing is that there are 3 unopened bags in the box, 3 booklets (instructions, and 2 other small booklets along with 4 large pieces that ...
3
votes
1answer
119 views

Best online community for Lego Builders?

It seems like different people use different online communities to share Lego-related things, but is there one that's just the best? I suppose I am asking a subjective question, but what I'm looking ...
3
votes
1answer
100 views

Finding certain positions in a room?

I have LEGO NXT and a square room of 100x100cm. I would like to use the center of the of the room always as my starting point(the black box). The green box is going to be my park area. Circles can be ...
3
votes
1answer
79 views

Battery Acid Dust Issue

I was recently digging through some old boxes looking for old LEGO bricks I had as a kid. In two of the boxes I found old double A batteries that had busted (the boxes were in a building that has got ...
3
votes
1answer
150 views

Are there any LEGO elements not being produced because of mechanical problem with the mould?

I am referring element number 702 4x4 corner brick, and possibly other elements that have not been in sets in a considerable amount of time.
3
votes
1answer
536 views

How much is my large minifigure retail display worth?

I have an extra large LEGO figure (approximately 19 inches/48 cm tall) that I wish to sell. This is an item which has only been available to retailers as part of merchandising the stores. Any ideas ...
3
votes
1answer
276 views

On Lego Mindstorms EV3, is there a way to change the input parameters of a My Block?

I am writing a program for which I did a My Block. I later realize that I need to add a new input parameter and I can't find a way of doing this without creating a new My Block. This seems it should ...
3
votes
1answer
316 views

Software to do Duplo train track layout?

Anyone know a way to create with a software duplo train track layout? The only thing I found is: http://www.anyrail.com/index_en.html It's a bit overkill for what I need and it's $US60, although ...
3
votes
1answer
303 views

Can I open my old NXT program files in the new EV3 software so I don't have to rewrite the entire program?

I would like to use or convert NXT-G 2.0 programs for use with the new EV3 software. Is there an easy way to convert them besides just building them from scratch in the EV3 environment?
3
votes
1answer
130 views

What pieces do I need to make suit swappers from the Lego Batman video game?

My son has asked Santa to bring him Lego Batman suit swappers to use with his minifigures, both Batman and Robin versions. Can anyone advise as to what pieces are needed for these? All help is very ...
3
votes
2answers
351 views

Suspension bridge building techniques

I am working on a suspension bridge with my sons and have encountered two problems. Our technique: 8x6 plates for the roadway 1x8 bricks (with side-holes) underneath each side of the roadway to ...
3
votes
2answers
681 views

Unable to connect to NXT using NeXTTool via USB cable

For reasons beyond me, the NXC program MotorControl22.rxe in my NXT has disapeared. So i thought I'd just download it from my computer over to the NXT using NeXTTool. This is where the trouble ...
3
votes
1answer
238 views

How to store large amounts of bigger bricks?

I am aware of this question and of this post blog on Evil Mad Scientist which include a couple of interesting. My issue with the first one is that it is completely unsuitable for larger amounts of ...
3
votes
1answer
69 views

Where can I find Lego x-pod playoff pods for the game?

I have some of the original pods but cannot find others, where do I get them? I would also need sheets for the things to build and their attacks.
3
votes
1answer
383 views

Serial tower stopped communicating with RCX 1.0

I recently bought a RIS 1.5 with brick 1.0 and serial tower (no CD). I got a cheap USB adapter and installed the RIS 2.0. It worked almost fine for a few days. Everytime I started RIS I had to ...
3
votes
1answer
851 views

How to sell massive, vintage and unsorted lego collection with manuals?

So I was a big LEGO collector as a child in the early 1990s. The genres I have are town/city, pirates, and castle. To store them, I broke them all down to fit into 2 giant plastic tubs. I still have ...
3
votes
1answer
174 views

Mindstorms NXT Bluetooth Slow Connecting

I have just bought a NXT 2.0 and have installed the software on my laptop, and after some trouble getting it to connect I now have it connected any working using bluetooth. However it takes an age to ...
3
votes
1answer
40 views

What's the best way to machine LEGO pieces on a mill?

Does anyone have experience with modifying LEGO pieces on a mill? Any suggestions on cutting speed?
3
votes
1answer
134 views

Which bricks warrant an extra to be included in a set?

I know why there are extra pieces in the sets, but I'm curious to find out which pieces will typically have an extra. I know that usually 1x1 plates (both square and round) will have an extra ...
3
votes
1answer
273 views

Is the Antikhythera clock design available as Open Source?

After reading and watch the video about the Antikhythera Clock, I am curious if the design reference (or better yet the instruction manual) is available as OpenSource. Why? Because it would be cool ...
3
votes
1answer
202 views

How can I make a mosaic from a given number of 1x1 bricks and a picture?

This question is similar to How can I convert an image's pixels to actual LEGO colors? except that I need to fit a certain number of bricks of a certain colour. For example, I have 20 white, 28 ...
3
votes
1answer
719 views

Can't open the page to enter my LEGO Advent Calendar code

I'm on a Mac and have been using the link provided in other posts to try to enter my Advent Calendar code. But the page doesn't work for me. This is the link I'm using: ...
3
votes
1answer
232 views

Help Installing NXT-G On Mac 10.6.x

I'm failing to install NXT-G on Mac 10.6.x. Whatever I try seems to end up with an error saying "A required file is broken" when I try to run the IDE. Could someone talk me through the steps please? ...
3
votes
1answer
109 views

Are there any AFOL clubs in the Atlanta area?

Are there any AFOL clubs in the Atlanta area? If so, do they have current contact information? I did some Googling but the results were inconclusive and I thought I'd shoot this out to the community. ...
3
votes
2answers
140 views

What are all the different third-party accessories that I can get for an RCX?

What are all the different third-party accessories that I can get for an RCX?
3
votes
1answer
165 views

Color Specific inventory list

I can't seem to figure out the correct colors for Model #7150 TIE Fighter & Y-Wing inventory list. My son has four different colors of "gray". Two seem to be warmer in tone (almost a khaki ...
3
votes
1answer
107 views

Is there a microphone that works with Mindstorms EV3?

I'm planning to program my EV3 robot to do voice chat over VOIP using ev3dev and a Debian program. Is this possible? Are there microphones known to work with EV3, and has anyone had experience using ...
3
votes
0answers
110 views

NXT shuts down in 5 minutes

I have an NXT brick that will always shut down after 5 minutes. No, it is not the sleep timer. Documentation from the NXT Hardware SDK, page 17, states that if the ARM7 processor does not send back ...
3
votes
1answer
120 views

Communication between two Ev-3 bricks

How the communication between two Ev-3 bricks is done over Bluetooth? What is the nature of data that can be communicated?
3
votes
0answers
46 views

Accessing ARM Processor Memory Registers through NXC

Specific to the NXC (Not eXactly C) programming language. Is it possible to access the memory registers on the ARM AT91SAM7S256 processor? I'm trying to investigate the use of Timer Interrupts to ...
3
votes
0answers
203 views

Flash update breaks the Mindstoms NXT viewer

After udating to the lastest version of Flash on my Macbook Pro (OS X 10.7.4) The Mindstorms NXT software that comes in the box no longer displays the build instructions. It does load up, but the ...
3
votes
0answers
94 views

Cleaning lego: substances that can be safely used without causing damage? [duplicate]

Possible Duplicate: Lego cleaning techniques and tools I've used a normal washing up solution of Fairy washing up liquid and warm water to good effect previously, but I do find the blocks ...
2
votes
2answers
183 views

What are the armless minifigures from the LEGO boardgames called?

I see many of the LEGO boardgames come with mini figures which are armless and have no holes for arms. While I think it is kind of ridiculous to not simply provide a full figure, I understand it's ...
2
votes
1answer
213 views

How many degrees can you flex an arm of a lego minifig?

How flexible are the arms of Lego minifigs?
2
votes
1answer
335 views

Please identify this broken LEGO Technic piece

This piece is from LEGO Technic 8070 Super Car. Can anyone please identify its name as it's broken and I need to get a new one.
2
votes
2answers
231 views

Where did “Cheese Slope” get its name?

Why is this piece called a "cheese slope"? "Slope" I get; but "cheese"?
2
votes
1answer
478 views

Does the LEGO company sell LEGO brick organization bins? [duplicate]

Possible Duplicate: What are some storage options? Are there official LEGO brick storage and organization bins available? If not, then what good 3rd party options are there? I'm looking ...
2
votes
2answers
82 views

Pick A Brick delivery times

I am about to order some bricks using the online Pick A Brick service. Unfortunately, its delivery time information is confusing. In the right column of the checkout page, it says: Your item will ...
2
votes
2answers
630 views

What's a good base collection of tiles?

I recently picked up a copy of the LEGO ideas book, and been inspired. As a novice builder, I've noticed that almost every model makes use of tiles to provide a finished look, which seems like a great ...
2
votes
1answer
196 views

Robot that builds a copy of itself

I'd like to try building a robot that can build a copy of itself. Basically, I guess that involves: having some means of navigating around (i.e. wheels, tracks, something to move on) having some ...
2
votes
2answers
195 views

Where are the minifigure capes / cloaks in my set?

I purchased The Mines of Moria (Lego Lord of the Rings item 9473) directly from The Big Store in Legoland, Florida. When I opened it up at home, the capes / cloaks for Pippin and Boromir were ...
2
votes
3answers
207 views

Options for sorting old and new versions of colors

I'm working on sorting my LEGO collection. I'm sorting by part then color, with colors mixed when it makes sense (e.g. black is separated out, but medium blue and dark red are together). I'm trying to ...
2
votes
1answer
129 views

What is this weird and specific technical part?

I found this part among some parts I bought. It looks like it serves a specific purpose. What is it?

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