Dual Extruder fan control options with RRD Fan Extender (no replies)
I have installed a RRD Fan Extender in my Robo 3d with dual extruders. I'm running a Ramps 1.4 on the latest marlin firmware. By default the firmware enabled Pin 4 for D4 output for Fan control, which...
View ArticleThermistor on Heated bed (Rambo 1.2e and Marlin) (no replies)
I'm trying to read temperature of the heated bed with a 100k thermistor bought trough ebay. I can not read a correct value on pronterface. I tried whit another 100k thermistor and a 10k NTC too and...
View ArticleJumpers for extruder microstepping, need help (2 replies)
Story: Builded prusa mendel machine with wades extruder, everything was working fine, printer was calibrated and so on. One day i upgraded my extruder to direct drive one, and the problems started.......
View ArticleSlaving Stepper (Sprinter/Marlin) (no replies)
Hi everybody! I need to add a stepper to my X-axis. I'm working with an Arduino Mega 2560 with a RAMPS1.4 and A4988 drivers. What I would like to do is to use the extra slot (E1) to slave it to my...
View ArticleRAMPS died after solid year and a half of operation (5 replies)
Lately my RAMPS board has been acting very strangely. At random times during printing, the RAMPS will stop sending voltage to the heated bed. I tested, and I am getting 12 volts into the RAMPS, I also...
View ArticleZ zero plate (no replies)
So I want to make a zero plate that I can put on the surface of my material. The plate will be connected to digital pin. Then I would have a lead from the 5v that I would connect to my mill bit. When...
View ArticleRAMPS 1.4 TEST FIRWARE GONE VERY WRONG!!! (3 replies)
Hello, I got a Saint Smart kit Arduino 2560 R3 + Ramps 1.4, but I am having all sorts of problems... To test my hardware I uploaded the Ramps test Firmware: ( [reprap.org] ) and it moves the stepper...
View ArticleThermistor is giving wrong value (1 reply)
Hello everyone, I'm completely new to making 3d printers, but I'm trying to build a delta printer. I've bought a freaduino board and a ramps v1.4. So far I finished the mechanics and connected all the...
View ArticleRamps1.4 Sprinter Config Problems (no replies)
So after finally getting everything built on my prusa mendel i3 and set up im now stuck on firmware :(. I have all the steppers able to move but cant print. I have no idea how to calibrate or where to...
View ArticleServo connection (no replies)
Hi, I have aquestion regarding the servo connections on the Ramps board. It looks like I'm having a bad servo port on my board because My Ramps goes in to a startup loop after I power on the board. I...
View ArticleRAMPS 1.4 issue (possibly with 5v and/or servo) (1 reply)
Hello everyone! This is my first post. I've been a lurker here for about a month now. I got my Prusa i3 (makerfarm 8" prusa) a couple of weeks ago and i'm now trying to get my auto bed level feature...
View ArticleRamps 1.4 no lights or power with Xbox 203W (no replies)
Hi all, I attach my Arduino and Ramps board together and connect it to my laptop via USB. From here, I obtain lights on both boards and successfully upload Marlin firmware. I then plug in my LCD...
View ArticleRamps 1.4 no lights or power with Xbox 203W (2 replies)
Hi all, I attach my Arduino and Ramps board together and connect it to my laptop via USB. From here, I obtain lights on both boards and successfully upload Marlin firmware. I then plug in my LCD...
View ArticleNon-working stepper drivers (3 replies)
No motors work properly : I am using 4 x A4988 with my RAMPS 1.4. The y axis is completely dead, the extruder only occasionally locks, the z axis just buzzes and the x axis can only move in one...
View ArticleRamps screen turns off (1 reply)
I have a ramps 1.4 board that I was using last night and it stopped working. I'm not sure whats going on and hoping someone could help me trouble shoot this. Here's what I'm using: ATX Corsair 430w...
View ArticleHelp no voltage on hot end (D10) and heat bed (D8) RAMPS 1.4 (no replies)
Hello all, I was working Mendel prusa i3 with RAMPS 1.4 with sprinter firmware and Switching power supply 12 V 29A. I have a problem with heat extruder (D10) and heat bed (D8). I was pressing the heat...
View ArticlePanelolu2 on Ramps 1.4 - I2C missing ? (no replies)
Hello, I ordered a Panelolu 2 to plug on the RAMPS 1.4 of my Mendelmax but it's not working. I followed the install instructions from Think3dPrint3d but the only result is that I cannot use a...
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no heating RAMPS 1.4 (2 replies)
Hi everyone I have RAMPS 1.4, ATX 350W from PC, Marlin and Pronterface on my Mac. I connect everything like this 500px-Rampswire14.svg.png set heatbad temp and press "set" button, and there is no...
View ArticleLCD only works with USB connected (no replies)
I have just built a couple of machines and they are working well. Added LCD controllers to them and used a computer connected by USB to control the printers. I wanted to use the stand-alone feature of...
View ArticleRamps1.4 motor xy is not move (3 replies)
Hello, I buy ramps1.4 kit from alibaba (china). I try a month for xy motor move. first i upload test code ramps 1.4 to mega board all motor is run. but when i install sprinter firmware just run only z...
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