Azteeg X3 - Secondary power input for stepper motors (2 replies)
Anyone know how to use power aux in for the steppers? Right now it measures the same 12V I supply on the main power input. I have some steppers that need 9V. Thanks.
View ArticleSo... did I fry something serious? (4 replies)
Background - Im a newbe using arduino, ramps 1.4, mandel max setup running marlin and pronteface. Just got my x axis, y axis, z axis moving, my hot end heating and my hotend temperature sensor...
View ArticlePronterface does not print (2 replies)
I am able to manually move the ord bot hardon using pronterface, But when try to print the calibration cube the printer does not react to the commands being sent to it. I can see pronterface sending...
View ArticlePower Issue Using Reprapdiscount Smart Controller with RAMPS 1.4? (1 reply)
Hello. I think I have a problem, but I'm not sure. I'm hoping the community can confirm that I have an issue (or that I don't), and then suggest some steps I might take to fix it. I have a RAMPS 1.4...
View Articlewhere is the ramps 1.3? (no replies)
Hi, everyone I decided to build my own RAMPS at home would not want it to be as old as 1.2 ramps I can produce relative good homemade 2 layer boards and use some subterfuge for metallized holes I ease...
View ArticleAnother RAMPS power/connectivity issue (1 reply)
I know various versions of this issue have been posted and solved, but I haven't seen this one yet and the previous fixes have not worked. Symptoms: Arduino connected via USB to computer -> Arduino...
View ArticleRAMPS 1.4 smoked extruder heat. (2 replies)
While doing a test print my wires for my heat resistor arc'd and now my j head extruder will not heat. Will I have to replace the whole ramps board or can I replace just a part? Thermistor shows...
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lcd discount smart controler (no replies)
so i got one of these guys lcd and i uncommented the #define REPRAP_DISCOUNT_SMART_CONTROLLER line in the newest mendal (wiki says you need to change pins in pins.h but it's allready done , that and...
View Articlefan to keep ramps cool (duh!) (no replies)
where does one connect a fan on a ramps 1.4 ? .. NOT the 12V between the bed heater and hot end (i plan on useing that for the fan on the X-carrige for bridges and such) , but another 12 OR 5 v fan...
View ArticleChanging LCD Display info (no replies)
I would like to change the LCD display info. Not sure where to start... So I'll ask! Right now I have the default display setting: Nozzle temp ---- Bed temp Print Time ---- Z Height in mm (percent?)...
View ArticleRAMPS 1.4 VS Megatronics (1 reply)
Hello there! First of all i want to thank the forum and all the people because i have learn a lot with it. I´m thinking coming in in the RepRap 3D printing and i was thinking building a Prusa i3. I...
View ArticleA new generic 3.3v RAMPS? (1 reply)
Having just acquired a BeagleBone, I'm really interested in finding the best way to drive my Mendel90 with it. What bobc is working on looks almost ideal to me: http://reprap.org/wiki/RAMPS-FD , but...
View ArticleAdding more steppers + maybe linking 2 controllers (2 replies)
Hi, this is my first proper foray into Arduino and ramps so I have a bit of a steep learning curve. I've been checking out every version of the hardware and also looked at cnc controllers but think...
View ArticleHow to test 1.3 for damaged thermistor pins (1 reply)
Hey, all. I've been having an issue with my Prusa where the hotend thermistor would read at max temp all the time. I ordered some new thermistors to rule out a faulty one, and thought I was making...
View ArticleHigh-pitched sound on Z axis pre-movement, probably broke a driver (td) (no...
I've had this noise since the beginning of my printer, and I thought it was normal. Each time my Z axis was going to move, it made a very high-pitched noise, and when it started to move, it stopped....
View Articlereprap radio (3 replies)
I am not sure if I am hearing things or if I createda radio curcuit, but I can swear I heard the radio playing on my stepper motor. I had just started to fine tune my z axis pot. following the wiki...
View Articlerumba randomly starts making large motions while printing (no replies)
I have this issue with my rumba electronics board where sometimes the printer will be printing normally and then all of a sudden will start moving in much bigger motions than it should and at a much...
View Articlereprapdiscount lcd + ramps + marlin (1 reply)
I finally done it. I started building my own printer. So I ordedred a bunch of stuf, put it all together, experimented with all the posibilities, and so far almost everyrhing works splenditly. But.. I...
View ArticleRamps 1.4 + DRV8825 - default micro stepping (1 reply)
Hello, I'm building a Rostock and using Ramps 1.4 + DRV8825 Drivers. The default micro stepping in this board is 1/16 . DRV8825 support 1/32 micro stepping. When I configed my rostock to 80 steps per...
View ArticleHot End Temp only 135C - PID (2 replies)
I know this is yet another Hot End temp problem but I can't find the solution, so here I am... I have recently upgraded my electronics to Ramps 1.3 and Marlin firmware (from Gen3) and I am using...
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