What is the problem?
octoprint no serial port found. printer also wont connect to laptop
What did you already try to solve it?
I have tried different cables as well as the 5 pin mod.
Have you tried running in safe mode?
yes
Did running in safe mode solve the problem?
No
Systeminfo Bundle
octoprint-systeminfo-20240109164049.zip (47.4 KB)
Additional information about your setup
latest octoprint version, raspberry pi zero 2, ender 3 neo
Hello @Olive_goo !
So it is a printer issue.
As last resort and because it s a Creality printer, you may try this:
First of all this whole tutorial isn't a mandatory mod - you just need it if you run into issues (weird things are happening and you've already ruled out the more common suspects) or if the always running fan and illuminated display (even when the printer is turned off) disturbes you.
I'm starting with the why part:
If you connect a 3D printer via USB to your Raspberry Pi it can lead to all sorts of power related issues.
Most of the time those issues occur only if you turn on your pi before …
Also try it with and without an fat32 formated sd card inserted into your printer.
I know it sounds weird but it helped in some cases.
1 Like
just tried this and also the tape mod, neither worked
But the printer itself runs fine?
yes
however it wont connect to cura via the usb cable
How many?
There are a lot of charge-only cables around.
A good cable is quite thick and has ferrite beads at the ends.
i have tried 3 cables i think they are data but idk
i also have to use a usb to microusb adaptor because i could not get a microusb to microusb cord
BTW: What USB port did you use on the Pi 2?
The outer side is power in only.
i just tried both and neither worked
jcassel
January 9, 2024, 12:25pm
12
Since it does not connect to Cura from your PC and it doesn't connect to OctoPrint from the Pi. I would suggest that you make sure you know your cable is a data cable before you waste time trying other things. Also the adapter you are using. Make sure that is data capable too.
For clarification: What kind of USB connector has the Ender 3 neo?
I slowly come to the conclusion that the USB port on the printer is broken.
no im stupid, just bought a data cable and it works fine
2 Likes
JCT5978
January 27, 2024, 7:16pm
17
this is what I use for the pi power printer issue $1.52:
Finden Sie Vollkupfer USB-Stecker Auf Buchse-Verlängerungskabel, USB-Schalterkabel, LED-Lichtleiste, Stromkabel, Schalter Über 2 A Strom bei Temu, einem Teil unserer neuesten Mobiltelefone und Zubehör, die heute online einkaufen können. Kaufen Sie...
We are talking about data cables, not power cables.
JCT5978
January 27, 2024, 8:44pm
19
You do realize you can use this to turn off the power to printer so the pi is not powering it...?
Sorry, just getting a little ahead of myself.
system
Closed
April 26, 2024, 8:44pm
20
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