P.I.N.D.A seems to work but Z endstop doesn't change
 
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P.I.N.D.A seems to work but Z endstop doesn't change  

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amprint
(@amprint)
Trusted Member
P.I.N.D.A seems to work but Z endstop doesn't change

Hi everyone,

I have my lovely MK2 for 1.5 years now and it works perfectly. Yesterday I reran the XYZ calibration due to PINDA height adjustment which passed perfectly and ran a four hour print (came out great again).
Today I wanted to run my next print and at the calibration routine at the beginning out of a sudden the Z endstop (PINDA) doesn't seem to work anymore ("Selftest error! Please check: Endstops - Wiring endstop Z"). I checked the wiring and everything seems to be fine. I wiggled with the cables but that doesn't have any effect. The red light on the PINDA is on and it goes off when I hold my screwdriver under it. However when I do this the value of the Z endstop in the calibration menu doesn't change. It remains to stay 1.

Has anybody experienced this as well? If so, what was the solution?

Currently my only solution would be to order a new PINDA 🙁

Thanks in advance for any help!

Design, Print, Repeat

Posted : 18/07/2018 9:57 am
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: P.I.N.D.A seems to work but Z endstop doesn't change

Thhe LED insicates that the pinda is seeing the metal object.
But the signal isnot getting to the einsy rambo board

This suggests that there is a break in the wiring between the pinda and the einsy

I had a similar problem and spoke to support on thechat option. On the eshop page
They sent a replacement pinda

Whilst i was waiting I pieced out the wires and made the existing pinda work again

Regards joan

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Posted : 18/07/2018 12:17 pm
amprint
(@amprint)
Trusted Member
Topic starter answered:
Re: P.I.N.D.A seems to work but Z endstop doesn't change

Thanks Joan,

that's what I assumed, too.

I'll get in contact with the support. Let's see what we can do here.

Regards and thanks for your help!

Design, Print, Repeat

Posted : 18/07/2018 1:03 pm
amprint
(@amprint)
Trusted Member
Topic starter answered:
Re: P.I.N.D.A seems to work but Z endstop doesn't change

Just talked to the supprt (thanks Martin!). I'll get a new PINDA. That is so awesome.
Just for everyone's information:
Warranty for factory built printers is 2 years. Warranty for kits is 2 years on all electronic parts

Design, Print, Repeat

Posted : 18/07/2018 1:40 pm
amprint
(@amprint)
Trusted Member
Topic starter answered:
Re: P.I.N.D.A seems to work but Z endstop doesn't change

Checked the broken PINDA a little further: The black wire in the cable was broken. This seems to report the z axis end stop state to the rambo board...

Design, Print, Repeat

Posted : 21/07/2018 10:09 pm
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