Hotbed Thermistor Problems-wrong temp reading (1 reply)
I need some help troubleshooting my thermistor readings. I am consistently getting a reading of over 475. I'm using marlin firmware 1.1.0 and have tried swapping thermistor which doesn't make any...
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Weird issues of RAMPS converted Di3. (no replies)
Hello, I have this problem with a Wanhao Di3 converted to RAMPS 1.4, running with Repetier. I followed the instruction on the 3DPrinterWiki and after awhile I got it mostly working. I'm getting this...
View ArticleCommon ground? (no replies)
I am rewiring my Prusa I3 Rework and was looking at the number of wires needed for the hot end assembly. My setup has the following wires going to the carriage: stepper - 4 wires 24v 40W heater -...
View ArticleRAMPS-FD: SD and ESP8266 connection (1 reply)
Hi, people. I'd like to connect these devices (see subj) to my board to use ESP3D, but I can't find any information about it. It seems, that I should use any of serial ports to connect ESP8266. But...
View ArticleHow to disable display? (no replies)
I'm in the process of calibrating slicer setting on my custom built delta and while I am printing the effector pauses for split a split second and then resumes. I've read that my full graphics display...
View ArticleConverting to RAMPS from Melzi (no replies)
Hi, this is my first post so I hope it is in the right place. I blew the voltage regulatoe on my P802's Melzi board and it was suggested I use a RAMPS setup as a replament. I decided to fit dual...
View Article3d printer unable to power the heatbed and the hot end simultaneously. (1 reply)
Hi, Long time lurker first time poster. I'm having some difficulty with powering the heatbed and hot end at the same time. I can power the heat bed up to temperature independently and the hot end...
View ArticleShorted board, no enable to heater or fan mosfets (1 reply)
I have a Tevo Black Widow with a 24V RAMPS 1.4 board. I was plugging in to the USB port while the printer was on which is a bit of a convoluted path when something sparked and I smelled the uhh ohhh...
View ArticleD7 (2 replies)
Anyone know why D7 isn't connected to anything on the ramps? Is there something 'obvious' I'm missing? (I don't think so, as other boards use it commonly as a 4th MOSFET)
View Articlediscount smart controller. adding commands. (1 reply)
hello! i have a tarantula running ramps 1.4 and the reprap discount controller. so far figured out how to get the encoder to work the right way...for some reason arduino wont display pins.h (its there...
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Would a RAMPS 1.4 benefit from a chipKIT Max32? (2 replies)
Hi, I am setting up Marlin on my RAMPS 1.4 set-up and I try to read a lot about it. I have off board upgraded drivers (NEMA 23 motors) which can handle a lot smaller microsteps than 1/16th. Also I am...
View Articlefilament runout sensor (1 reply)
Sir, I want to add optical sensor to my ramps 1.4 board and i want to enable filament runout sensor. please help me in this. Thanks
View ArticleRAMPS 1.4.2 fork: RD3D v1.0 (6 steppers, 24v, Due) (1 reply)
[reprap.org] it may seem strange to create another RAMPS fork, i have however been looking for something in Taiwan / Hong Kong / China (i am currently in TW) that isn't GPL violating, that's 32-bit,...
View ArticleStepper compatibility with RAMPS 1.4 board and A4988 Drivers (2 replies)
Hi all, This is a quick question that I can't seem to find the answer of on the wiki as I'm having a bit of difficulty finding out the max current stepper motors that can I could safely run on a RAMPS...
View ArticleLCD Works on USB not on Power Source (1 reply)
Hey gize, so when i turn on the power source the LCD lights up but it does not show any control or option, is a blank light. But when i connect on the USB port of the PC, the Menu appears and starts...
View ArticleRAMPS board pins vs GRBL board pins (4 replies)
I just got a RAMPS board, and loaded Marlin on the Arduino. I want to do Laser. Can I switch to GRBL code and (LaserGRBL)? I know the RAMPS is bipolar and the GRBL has (drives) UNIPOLAR. but at the...
View Articleramps shuts down when power is connected to 11A heatbed terminal (1 reply)
For the first time, I took my heated bed up to 110C and it held up fine. A few hours later, I performed a pla print with heated bed at 55C and it came out fine Then, the following day, when i tried to...
View ArticleRAMP board steppers one direction only? (2 replies)
I have Marlin loaded on my RAMPS board and Arduino. Move axis can only step in the + direction (XYZ) There is a direction signal that changes with direction when I move the shaft encoder + or -. The...
View Articlereprapdiscount lcd controller cable lenght and , raspberry pi3 (no replies)
Hi. Im haveing this issue: I have my 3d printer (prusa i3) with a reprapdicont lcd controller. It is independent from my PC computer (or it was). I print from the SD card in the controller. All worked...
View ArticleRepRapDiscount Full Graphic Smart Controller - Screen always on via USB (no...
Just installed a RepRapDiscount Full Graphic Smart Controller on my ramps 1.4 board. My issue is that the screen is always on when the board is powered via usb (RPi always connected) Is this normal?...
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