Search found 4 matches

by ConnerLawson
Mon Sep 14, 2020 3:26 pm
Forum: Geeetech I3 Pro B
Topic: Prusa I3 pro B: issues with the board ??
Replies: 1
Views: 3357

Prusa I3 pro B: issues with the board ??

Hello everybody, I'm a newby at 3D printing. I bought & installed the I3 Pro B, my very first 3D printer. At very first moves it seemed installation was (almost) ok: - When powered off, all 3 axis moves well without friction. - When powered on, motors are engaged. I can use the "Move" menu to have t...
by ConnerLawson
Tue Aug 11, 2020 3:58 pm
Forum: Geeetech A20M
Topic: Setting the current level on a A4988 Driver board correctly?
Replies: 1
Views: 3307

Setting the current level on a A4988 Driver board correctly?

How do you set the proper current for the a4988 driver board. I know there is a variable resistor for adjusting the current on the board. Do you want to unplug the stepper motor connector on the GT2560 V3.0 mother board prior to setting the current level, so you won't damage your stepper motor? I al...
by ConnerLawson
Sat Aug 01, 2020 8:00 pm
Forum: Geeetech I3 Pro B
Topic: Board failure on x axis and z axis sticking??
Replies: 0
Views: 2333

Board failure on x axis and z axis sticking??

Hi, just built I30 following instructions carefully - 10 hours!!! however, I have just tried to use the printer and tested all parts but the X motor doesn't function at all and the z motor keeps jerking and jarring not moving smoothly. Any tips. I tried to change the x axis to seconded extruded Spee...
by ConnerLawson
Sat Jul 25, 2020 4:09 pm
Forum: Geeetech I3 Pro B
Topic: Turn ATX PSU on with GT2560??
Replies: 0
Views: 2180

Turn ATX PSU on with GT2560??

I want to use the M80/ M81 command to switch a ATX PSU on/ off. Ihave the GT2560 Rev A+ board that came with my I3 pro b. What i managed so far: I chganged the Pins.h so that pin 13 wich is the only pin off that i know the location on the board( since i used an BL touch in the past and this is the S...