After more than a year waiting I received my A350 today and assembled it for 3D printing. When I wanted to do the autolevelbed function the printhead deeply scratched the printbed. After searching on the forum for similar problems I first tried to upgrade the firmware to version 1.9 This was only…

Update: Support is going to send me a new printhead.

Is there a red light if you let the sensor detect a screwdriver for example?

Is the sensor active all the time? For example in the home position In the home position it doesn’t work. Is there a way to skip autocalibration of the bed? Then I should be able to turn off autocalibration in the menu and try a manual one.

Yes, it is active all the time, this means the sensor has voltage and lights but the signal is only while bed leveling active recognized.

I tried auto bed levelling with the printhead removed from the x-axis. And never saw a red light coming on while putting the metal scraper in front of the sensor. So there must be something wrong with the sensor.

Here is it. [15953379803415298422035101580374]

I would suggest you to email this behavior to support@snapmaker.com

I already did. They advised me to do the test with the removed printhead and contact them with the result. Thank you for the support

I’m facing a weird problem with the sensor. I changed the printbed to a 5 mm aluminum plate. As I read that it might be recognized by the sensor I ran auto calibration (3x3). In the front row all 3 calibration spots are working fine. The fourth spot (right on X, middle on Y) it worked too. At the 5t…

A350 Proximity sensor not working?

Snapmaker 2.0 (3-in-1)

xchrisd July 21, 2020, 1:27pm 10

Here is it.

Grinding Noise during Calibration

Newbie with used A250 - Can’t Calibrate

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A350 Proximity sensor not working?

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