Hi Bojan,
No I don't have any electronic knowledge nor experience with this stuff, where can I take it to have it looked at?
Quote:
Originally Posted by bojan
That means motors are OK, it must be the connector on board or the driver IC.
One-direction slewing at only high speed may indicate one of the coils are not energized properly or at all..
I think it is time for a better and deeper look at this.. do you have any specialized electronics equipment, like oscilloscope ?
To replace this chip, specialized equipment is needed, I cant do it (it has a large cooling pad).
On the attachment, RA driver U1 is a prime suspect.
Data sheet is on the below link.
https://www.digikey.com.au/en/ptm/t/...th-stealthchop |