sainsmart 12864 (no replies)
Reprap experts, I have been searching for days to figure out how to setup my sainsmart 12864 LCD for my ramps 1.4. I have visited forums and they all say the same things: make sure you have the u8glib...
View ArticleTutorial: Fix RampsFD v1 bugs to get a highperformance Arduino DUE - Reprap...
Hello, this is my first post. I have been following Reprap-community for years and build already 3 printers. Now it is time to return something. This is a tutorial to fix most of the problems on...
View ArticleHow do I flash my Ramps 1.4? (1 reply)
My Smartrap is almost finished and is looking pretty good. But now I have hit the step in the build that I have been fearing, programming. How do I flash my Ramps 1.4 for my smartrap .4.9 and where do...
View ArticleDual Nozzle extruder not heating (1 reply)
Hi There! I'm a beginner on 3D printer and I'm building a dual nozzle printer based on RAMPS 1.4. Now I have connected my extruder 2 to D9 but it is not heating. The power supply is 12v 5A and 12v...
View ArticleRambo Power Questions (1 reply)
To my understanding, the RAMBO board has separate power inputs for the bed, mosfets, as well as the motors and logic. Would it be possible to supply different voltages to each of the power inputs? For...
View ArticleJust want to jog please (2 replies)
Hello. I am wanting to jog and test my axis but nothing is moving. I used the ramps test file and all axis move smooth. But, when i use any firmware or print program i can not jog the axis. My...
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How do I pick a pin? (4 replies)
So I'm connecting a heated bed, powered by a separate power supply. It's controlled with a seven switch, which requires a pin on the ramps to be configured to switch on when heating, off when not. I...
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First 3D Printer (i3 Prusa) build Disaster :S (5 replies)
With hindsight perhaps I should have asked for help before trying again. Now I have burnt 2 sets of electronics...Melzi and Ramps 1.4 (Arduino Mega) I got a Pangu i3 Prusa kit and the initial Melzi...
View Articleramps/arduiono dimensions/schematics (2 replies)
I couldn't find a schematic of dimensions on the wiki. I'm looking for schematics showing dimensions, position of screw holes, etc. Any ideas? Thanks
View ArticleHow to tell if I fried my RAMPS or a driver? (1 reply)
Hi everyone, I screwed up. I dropped a small metallic heat sink on a running RAMPS 1.4 board with DRV8825s and I think I shorted and/ or fried something. It was connected to my computer at the time...
View ArticleRumba USB Connection Issue, could use some advice (1 reply)
I have a couple of Rumba boards that I bought thru Reprep Discount about 18 months ago. I set one up to run my Lulzbot TK-0 and then didn't use it for the past year.(Was using mu Prusa printer) Now I...
View ArticlePart number for ramps 1.4 mosfet (2 replies)
I'd like to order a few backup mosfets so when, not if, I blow one out I have spares on hand. I'm not near my board at the moment so I was hoping someone could tell me if there is a standard mosfet...
View ArticleHelp no heat bed power no LED tried everything super frustrated (2 replies)
I got a new ramps 1.4 which I proceeded short while the power was on (super stupid) by touching hot iron to HBP wire pad. Before the heat bed light(on ramps not HBP) would come on but no heating(old...
View ArticleNeeds USB to work (1 reply)
I've just assembled my prusa i3 which came with an ardunio mega, ramps 1.4 and an LCD board/screen. I have connected the wires as per the distributors instructions (motors x 5, 2x thermo couples (bed...
View ArticleMarlin - extra hot end temperature measurement (no replies)
Hi! Today, I almost got into trouble with my 3D printer. Up until now, I only have one temperature sensor connected to my hot end. That sensor sprang loose during printing, resulting in a almost...
View ArticleFilament auto-feed problem (1 reply)
Hi everyone, My issue is: i want to build filament feeder like ultimaker 2. but i don't know how can i connect stepper motor wires to the ramps 1.4. My extruder doesn't pull the filament from the...
View ArticleUse D8 for fan instead of heated bed on RAMPS 1.4 (1 reply)
Hello! I just built a dual extruder printer which works fine but since I don't use D8 for heated bed is it possible to use it as fan control? Any advice is appreciated.
View ArticleRAMPS 1.4 + ATMEGA2560 + 2004LCD + A Useless Printer (no replies)
Dear RepRap Guys, First of all thank you for enormous information portal which we have here. I would like to take this opportunity and present you a huge problem I am facing. Well to my bad luck I...
View ArticleHeated bed on at power up - refresh (no replies)
Hello, I'm aiming to reflash ramps so that the heated bed comes on when I power on my printer - I use the printer daily and its all too often I have to wait for me bed to slowly creep up to 120C. I...
View ArticleRAMPS + Repetier issue [FIXED] (no replies)
Hey fellow reprappers, I started today on assembling my homemade printer. Everything worked fine, I could move my axis with the repetier software. Then I added the endstops and i guess accidentally...
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