Heated Bed Issue (4 replies)
I am trying to get my heated bed working with Ramps 1.4 & Marlin. Bed came from Sainsmart and is the 12/24v version hooked to D8. I have a big power supply set to 12v on both power in points....
View ArticleSteppers not activating, not working (5 replies)
So i had issues of skipping and while debugging that i accidentally put a stepper drive back one slot, causing a short being on wrong pins. Threw that stepper driver away, put in another: Now none of...
View ArticleRambo PID Autotune Fails (2 replies)
Since Rambo and RAMPS are cousins I thought I'd post this here. So far I've had two Rambo boards exhibit this behavior. PID autotune fails with a "temperature too high error" with 3 different hot end...
View ArticleVery quick question about how to power Arduino WITHOUT USB connection. (2...
Hey guys, just installed bluetooth and it works really well. The only problem is that I still need to plug it in to power ramps, and I'm worried that I'm going to fry it if I go ahead and just try...
View ArticleNeed some help figuring out what to buy in terms of electronics for my i3 (no...
Alright, so I'm completely new when it comes to RepRap, so I'm trying to get the hang of this. There have been so many different configurations and 100 different BOMs I'm seeing, but I'm fairly sure...
View ArticleProntface displaying strange characters (1 reply)
Hi there, Just fitted a new RAMPS 1.4 to my printer, did a few changes in Arduino before launching prontface and this is what I get when trying to connect; Connecting......
View ArticleZ Axis G90/G91 Issues (2 replies)
This is my first build involving 3D printing. I am however familiar with CNC milling machines and used to be a Tool and Die maker. So this problem jumped out at me immediately. I am using Sprinter w/...
View Articleextruder not working on sprinter/pronterface or repetier with ramps 1.4 (no...
Here are some troubleshooting steps I took. As far as I can tell, all the hardware is working perfectly. Currently, all my hardware works, X,Y,Z, heatbed, extruder. My issue is that extruder will not...
View Articleramps 1.4 resistor not working (1 reply)
Hello i have ramps 1.4 and my problem is that when i set the extruder temp is not working, nether the led flash also i chek the volts with my multimeter at D10 pin and i take 0 V. i change once my...
View Articlewhat is the width of the extruded material? (2 replies)
Hello, I got everything working finally, trying to calibrate the extrusion. My extruder is .35mm and when it extrude a single height, the thickness is on aveage 1.30mm. I'm sure this can be controlled...
View ArticleSchema/ circuit diagram needed. (1 reply)
Decided to go the hard way (as usual.....my wife.. ;)). I have had my prusa I3 working on Ramps/Marlin very pleased with it's performance. Now I like to hook up an LCD, rotary encoder and microsd card...
View ArticleRandom Homing Moves (no replies)
Any idea why my Ramps 1.4 Prusa I3 would randomly, during a print, move to the home position on X, Y, or E when it is not in the G code. Last night, I was about 45 minutes into a print and the printer...
View Articlewiring xbox PSU+relay+RAMPS 1.4 (no replies)
Hello everybody, I bought a reprap kit two weeks ago composed by all the mechanics fully assembled, an arduino Mega 2560, a RAMPS 1.4 shield and a XBOX PSU 203W and a relay. I have some little...
View Articleno upload to arduino when connected to RAMPS 1.4 (no replies)
Hello, My problem is what the title of my topic says... ;) I'm able to upload a sketch to my arduino mega 2560, but when I connect the RAMPS 1.4 to my arduino, impossible to upload... error message...
View Articlebed heater issues (3 replies)
I am having an issue not sure how to correct it, have a 900w 12 ps, a heater that works (tested it by hooking it up direct) the board reports the temp rise, pronterface shows it, but still get no...
View ArticleF2 fuse burn (2 replies)
Hi all, i just finished mouting a prusa i3 3D printer. everything was working well (all motor move in the correct direction) untill I want to heat the hotend and the heatbed to began my first print....
View ArticleCannot Upload firmware to Arduino (no replies)
Hi there, When I plug in my Ramps 1.4 through usb the green LED 1 starts flashing straight away, even though I'm not uploading anything. When I do try to upload it just never ends. I'm guessing some...
View ArticleHow to Send G-code to RAMPS 1.4 (1 reply)
Hi guys I am using repetiter-host and printrun sometimes to operate my Mendel i2. Unfortunately, when I wanted to see my parameters from EEPROM using gcode m501, it didn't respond. Neither repetiter...
View ArticleRAMPS1.4 stop (no replies)
How to get "stop motor" and "Emergency STOP" buttons to work Arduino mega 2560 RAMPS 1.4 Repetier firmware Repetier host SW Can I wire in a Hardware "Emergency STOP"? Tnx
View Article7.5 degree steppers with marlin (2 replies)
So I just received my ramps 1.4 board not long ago hooked everything up and I installed marlin on it. I am using pronterface to control it. Right now I am just trying to get movement out of my motors...
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