Questions tagged [electronics]

Questions about electronic components for 3D printers or 3D printing electronic components.

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1answer
82 views

Thermistor reading 190 °C constantly

So to set the backdrop of this post, I was cleaning the hotend of a printer (Powerspec i3 Mini v2, which is a Wanhao i3 Mini rebadged and heated bed added) I picked up for cheap. There was some ...
3
votes
1answer
60 views

Did I fry my Ender 3 V2 Main Board?

I was replacing the nozzle on my E3D V6 clone and the hotend started turning so I held onto it with pliers while I tightened it. As I did this, the positive wire of the fan that clips onto the E3D V6 ...
3
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4answers
10k views

TronXY Windows 10 driver

I am about to purchase a TronXY X3 or P802; but, my PC is running Windows 10. The spec sheet for the printers does not list anything above Windows 7. Is anyone using either of these printers with ...
2
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3answers
58 views

Prusa MK3 heatbed shorted: replace just Einsy or heatbed too?

Prusa MK3 heatbed power cable shorted out (on the Einsy side) and it looks like I need to replace the Einsy. Should I replace the heatbed too? I don’t know electronics well and am worried I will just ...
1
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0answers
17 views

Do you know the inductor L3 value of the Creality V2.2 controller board?

The extruder stepper 'E' of my Ender 5 stopped working some days ago and by looking at the motherboard I found out the inductor L3 burned. I have a Creality V2.2 (CR-10S motherboard) and I would like ...
6
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1answer
1k views

Ender 3 V2 blank screen and LCD continuous beeping with clicks

So I have been having an ongoing problem with my printer that I just can't solve. I don't usually ask the questions on stack exchanges until my problem gets unsolvable. Unfortunately like this one ...
1
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1answer
32 views

How should I connect a separated 5 V source to an Arduino connected to a RAMPS board

I'm going to add a Raspberry Pi to my printer, which requires a 5 V source. I want to take this opportunity to also power the Arduino with that same source, as dropping 12 V -> 5 V is a quite big ...
1
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0answers
1k views

Ender 3 v2 hot end fans (nozzle and part cooling fan) not working

Last night I finished printing all the parts for my HeroMe Gen 5 hot end. I decided to just chop off the existing fans and then solder on a JST XH connector to make it easy to change the fans over in ...
1
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3answers
156 views

Effects of static on 3D printers & print quality

I manage four 3D Printers for my college's robotics team. They are used pretty constantly throughout the school year; that is, they are used more as manufacturing printers than hobbyist printers. The ...
0
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1answer
236 views

Ender 3 ignores signal from optocoupler

Optocoupler used in conjuction with an inductive sensor on a stock Ender 3, wired like this: Except I also wired a switch to the Z endstop signal and ground. I don't know the switch pin layout so I ...
3
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0answers
226 views

Difference between Creality V2.1/V2.2 boards? Where to find datasheets?

I can't find an official datasheet for either board. Does anyone know where to find this information? Something that has max voltages, pinouts, etc. Also, what's the difference between the V2.1 and ...
3
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2answers
646 views

Main board heated bed connectors aren't powering up

Flsun 3D Cube; Marlin 1.1.1; main board: Makerbase MKS Gen_L V1.0; running from either Repetier or OctoPrint. I was recently obliged to replace the main board when it stopped powering the heated bed. ...
2
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3answers
116 views

Can we apply more voltage to a PCB heated bed to get faster heating?

From my understanding, the power of heater must higher than heat dissipate to ambient air so the bed can heat up. The reason why a bed heats up too slowly is due to its heat capacity compared to ...
4
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3answers
739 views

Cooling fan spins extremely fast, noisy on startup

I have built a 3D printer from parts. It is using a standard 12V power supply, an Arduino Mega 2560 replica and a RAMPS 1.4 board. The hotend cooling fan is connected to the 12V-AUX pin (the one right ...
5
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3answers
411 views

What is the benefit of the Arduino shield based electronics?

Some electronics come as a single PCB. They have CPU and everything on just one board. Other electronics are a shield for an Arduino. So these are always two boards. The Arduino and the other PCB. ...
1
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1answer
76 views

Hotend not heating

I've a problem with my BQ i3 Hephestos. I've noticed that in the last few prints that I've experienced some temperature drops every now and then. Yesterday, after 3 of a 4 hours long print, the hotend ...
7
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3answers
6k views

What is the influence of a lower BAUDrate?

I am using a BAUDrate of 115200 since I cannot make a connection to my printer with the advised 250000 rate. Are there any downsides or limits I reach earlier given by the lower BAUDrate?
1
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1answer
325 views

How to wire an LJ18A3-8-Z/BX sensor with an optocoupler to a stock Ender 3?

I have this optocoupler. and this sensor. I want to wire them together and use them for auto bed leveling. Note, stock Ender 3 board (Creality v1) has 2 pins for its endstop, not 3, so this: won't ...
1
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2answers
1k views

How important is it to move the printer's controller board outside of an enclosure?

I am building an enclosure for an Ender 3 Pro printer, and am planning on the power supply and LCD unit being outside the enclosure. How important is it to move the printer controller (where the SD ...
1
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2answers
73 views

Short-circuited heatbed

After some months of good quality prints, since yesterday my heatbed does not heat anymore. I've a BQ Prusa i3 Hephestos with this heatbed, controlled by this mechanical relay and powered by this ...
5
votes
1answer
190 views

What type of plug is this?

I'm not really sure what the type of plug on the heater cable is. Is it a Molex KK or maybe a JST PH? The printer is a Prusa I3 Hephestos (aka BQ Hephestos). It came with this "BQ HOT-END ...
6
votes
7answers
4k views

Electric shock from ender 3 printer PSU

I had recently purchased an ender 3 and after setting it up and plugging it in, I received an electrical shock from the power supply. I live in the UK and so I was provided an EU to UK adapter which I ...
0
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0answers
38 views

Identifying and Replacing Capacitor

So during one of my initial experiments I accidentally blew up one of my capacitors. Everything else works on the board except the motor control with the blown capacitor so I'm going to replace it. ...
3
votes
1answer
48 views

CR-10 heating problem

I've been happily printing on my CR-10 for a couple of months but now there is an issue. As soon as I turn it on the hot-end begins heating. I have replaced the heater and the thermistor but the ...
1
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2answers
74 views

Wiring heatbed into Main using ATX

I had my 3D printer powered by dual 24 V PSUs wired in parallel and my heatbed was wired into the main using a SSR to help power it. I replaced the two PSUs with a single Corsair 750 W ATX. My printer ...
2
votes
1answer
6k views

Ender 3 Won’t Start - flashing screen and blue LED on main board

Just received my second Ender 3 (see my other questions for the problems that first one developed). Figured it best to have a spare while I upgrade my first one with an ABL. I assembled it as normal,...
5
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2answers
845 views

It is worthwhile to protect electronics with a 3D printed PLA case?

PLA is flammable, but a good case can protect the main board from dirt. Is it worthwhile to protect a circuit board with a 3d printed case?
0
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0answers
18 views

Control issues with new printer prevent bed levelling process

I have recently built my first 3D printer from a kit, my assembly went fine with no issues but now I am struggling to level the bed correctly. My LCD screen does not give an option for manual bed ...
1
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2answers
72 views

Access uncapped 5 V output on 3D printer controller board

Typically in Arduinos, most of the 5 V outputs that have a limited amount of current (40 mA). Are there any 3D printer boards, or is there even a more usual spot, where you can get a 5&...
0
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2answers
223 views

Advice on power supply wiring for the UK

I've been looking at the Ender series and decided to take the plunge. But I'm unsure on electrical matters. The 110 or 220 volt switch, I assume goes to 220 V as I live in the UK but my main ...
1
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1answer
98 views

Using 2x CAT6 cable for 24 V hotend

I'm looking to replace the troublesome ribbon cable of my Duplicator 6 with a 2xCAT6 arrangement for all things extruder. Are 4 26AWG wires (2 sets of 2 twisted pairs) enough copper for 50W heater at ...
0
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2answers
40 views

Any defacto standards for controlling new tooling options on generic 3D printers (firmware control and signaling)?

Are there any defacto standards for interfacing between common 3D printers and custom extruders or other tooling? I was thinking how it would be good to have switchable nozzle widths mounted on the ...
1
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1answer
129 views

Print from SD and connect to serial host at the same time

I am wondering if it is possible to print with a 3D printer from an SD card and connect to a serial host at the same time. I want to use the Marlin M118 serial ...
4
votes
1answer
350 views

Installing E3D v6 extruder electronics on Ultimaker Original+

I printed the mechanical parts to mount a E3D v6 on my Ultimaker Original+. But I don't know how to connect my heating cartridge, my thermistor and my 3 fans to the electronic board. Any idea? Edit: ...
2
votes
1answer
3k views

What does it mean when they say up to 256 interpolation and 16 micro stepping for the TMC step sticks?

I am planning to get a few TMC step sticks for my 3D printer. I wanted to know what does 256 interpolation with 16 micro stepping mean, in simple terms? Does it help? If so, how?
9
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2answers
643 views

Ultimaker original X-axis not moving - possible electronics problem

I'm writing this question here hoping someone will be able to help me with the fixing process that I'm currently involved in! Last week during a printing session my Ultimaker original unexpectedly ...
1
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0answers
35 views

Anet A6 Just finished the assembly, has power but wont turn on

I finished assembly of the Anet A6. The green light on the power box comes on with the fuse removed, turns off when it is put back in place. When checking it with a voltage meter it looks like power ...
3
votes
1answer
2k views

Replacing RAMPS 1.4 for 1.6

During the assembly of my printer, I accidentally shorted the RAMPS 1.4 board, looking for a replacement I found the RAMPS 1.6 which would eliminate the need for a MOSFET power module. My question is,...
1
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1answer
73 views

Can 3d printers be operated at voltages above 24 volts?

Going from 12V electronics to 24V produces a reduction in the overall amount of heat generated in the electronics (that are not intended to get hot). These include the motors, drivers, mosfets and pcb ...
2
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3answers
3k views

I can not really connect successfully to my printer via USB

I have a Tronxy P802M (very similar to the Anet A8, but using a Melzi2.0V5 board) that seems to work fine (I just finished building, and axes movement and the integrated display work) but when I try ...
3
votes
0answers
1k views

Did I just destroy my MKS Gen L v1.0 board by shorting the stepper driver?

I was attempting to install new TMC2208 chips on my MKS Gen L v1.0. Everything was going swell, I just had one more thing to do. I was checking and tuning the Vref for TMC2208 by measuring voltage ...
6
votes
2answers
256 views

Power Supply Safety

I just recently purchased a new MightyBoard (Rev G) for my Replicator that requires a new power supply. The power supply for the Rev E was a 24 V/9.2 A which was necessary for the dual ...
3
votes
5answers
129 views

3D Print Enclosure

Developing an electronic product for which I'll need an enclosure. It's about 50x30x20mm and should survive higher temperatures (50-60 degrees). Because of the low volume (under 500 required per year),...
7
votes
2answers
401 views

Inductive kickback protection?

Is there an integrated kickback protection in stepper motor drivers or should I make my own? I am afraid the steppers might fry the driver or the arduino when i turn off the power for them. I do that ...
2
votes
1answer
1k views

What pins do I use for UART control on a RUMBA board for tmc2208?

I have been looking in the Marlin firmware for about an hour or two now to find what pins I should use for UART for my tmc2208 drivers and I have come up with nothing. Does anyone know what they are ...
4
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2answers
362 views

How to fix evenly spaced vertical print pattern

These lines exist on all prints, PLA, ABS. They're 0.800mm apart [20T 2GT pulley, 1.8deg/step motor = 1 line/4 full-steps] Start to disappear above 75mm/s but will still appear on slower axis when ...
3
votes
1answer
121 views

Short circuit on RAMPS 1.6 board?

I have a RAMPS 1.6 board. After soldering my stepper drivers, I probed them for bridging and found a short where none should be. Digging deaper into it, my multimeter shows continuity between the 12V +...
6
votes
4answers
509 views

Can an extruder rated for 24 V work with 12 V ATX power supply?

Heads up: I'm not good with electronics and only have a vague idea of it's inner workings. I have a E3D V6 Extruder rated for 24 V, that i plan to use in my 3D printer. Will there be any ...
2
votes
0answers
974 views

MKS GEN L looks dead

In an attempt to upgrade my Ender 3 to TMC2208, I bought an MKS GENL 1.0 board from Banggood, but it doesn't get recognized from the Windows Device Manager at all: ...
3
votes
1answer
37 views

Printer LCD controller required when using a Raspberry Pi + LCD?

When using a Raspberry Pi and an LCD to run the printer, can the LCD controller that comes on the printer be removed or does it need to be used also?