Recommissioning - connection problems
I'm feeling a little stupid right about now, any help? I'm currently trying to get my i3 up and running again after a being packed up for a couple of months (moved house and job, had a busy few...
View ArticleRe: Mechanical or Optical end stop?
Quotewaitaki I use magnetic reed switches - seems almost impossible to fail, at least in all the years I have used them. Funny you say that, because my home alarm repair person has been changing out...
View ArticleRe: Sanguish development
Necessity is mother of education :) Got it - the "vertical" size of the board was a bit larger than 10 cm indeed. Had to move the two horizontal paths (one to the U20, and other that runs through one...
View ArticleRe: Mechanical or Optical end stop?
QuotevreihenI'll take my chances with mechanical switches.....Ironically, a reed switch IS a mechancial switch since they consist of moving parts connecting and disconnecting. The difference is just...
View Articlemanual color mixing
i have been playing around with a dual color mixing extruder... what i want now is to build a manual electronics control board which would take the motor pulses from the ramps board and drive two...
View ArticleSSR relay not switching on
Hi, I'm trying to use an SSR (G3NA-210B) to control an electric heater (heating element taken from a toaster). The relay input is 12V DC and the output is 230V AC mains. My issue is that the relay is...
View ArticleRe: SSR relay not switching on
All fixed now - turns out I just had the wiring wrong :)
View Articleavrdude: verification error and other weird behavior
Hey, I´ve just received a new hotend and everything went well until I wanted to plug in a cooling fan in the 12V pins. I'm working on Sanguinololu 1.3a with Marlin or Sprinter. Both firmwares worked...
View ArticleAll Metal Hot End Fan
Hi Guys, I have now had my all metal hot end fan in for about a week now, and printing is great, but I have my hot end fan plugged into the ramps board where it says "fan" which seems to be on...
View ArticleTrouble With RAMBo Electronics
Problem: I am having intermittent skipping of steps in my Y-axis motor, causing shifting in the layers of my prints. I have narrowed the problem down to be something with the digital trimpot system on...
View ArticleRe: avrdude: verification error and other weird behavior
You have zapped the 644p/1284p Get another one... lots available on emakershop.com eg [www.emakershop.com], [www.emakershop.com],
View ArticleRe: Sanguish development
Glad to hear you got it figured out. As for the next version it will be a minor revision to make the board more compatible with different style sockets and stuff. Nothing major. For this version...
View ArticleRe: avrdude: verification error and other weird behavior
Hm alright anyway to confirm this diagnose?
View ArticleRe: avrdude: verification error and other weird behavior
Try measure the 5v line with a multimeter and make sure it actually has 5v on it, perhaps something happened with the short and has a diffferent voltage instead of 5v. That would be the good scenario....
View ArticleRe: avrdude: verification error and other weird behavior
Yes, just for peace of mind^^ this hard reset will this require a hardware for programming? My first impulse was to look for a total reset, but then I would loose my bootloader with that.
View ArticleRe: avrdude: verification error and other weird behavior
Measuring 5v requires a digital multimeter. Chip erase requires an programmer, and it would erase the bootloader and even could change more fuses on the chip. But the same programmer can upload...
View ArticleRe: All Metal Hot End Fan
All the RAMPS boards I've seen pictures of don't have a "FAN" labeled terminal since it can be configured any way you want. Typically the fan is configured for D9 which is the middle of the three...
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Stepper motors not moving
Recently I assembled my Prusa Air 2, but I noticed the hotend and the heatedbed were working fine but none of the stepper motors were working. I tried running ramps test software with a step stick but...
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Re: All Metal Hot End Fan
It's actually wired into the 12v aux, I already have my ramps fan wired into D9, but then I suppose, I could change the connectors around, and have the extruder fan into D9 and then the Ramps fan into...
View ArticleRe: Servos to Rambo 1.2 d
I've connected my servos instructed above, but I get a lot of jitter, and just moving the servo in pronterface cause the printer to crash, can anyone help me out with this at all? I'm also using a...
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