Basic Information: Printer Model: flsun SR MCU / Printerboard: BTT skr 1.4 with RPI 3b klippy.logtoo big, must upload it somewhere klippy Hello. Because freezing problem with my SR and flsun speeder pad, I decided to move to RPi. I installed new board, rpi 3b. And issue still persist, so it w…

[image] VojtouNerCZ: PSU is under the printer, And the printer board?

At the top, also insulated. Will post a picture

It appears in the log, that a sudden power loss happened. Hard to say if the PSU failed or the plug was pulled.

[DSC_1460] [DSC_1459] [DSC_1461] Cables are messy rn, i am still moving things to check everything. On the photo top plate with another fans.

I personally think that the power loss was me unpuging RPi from outlet to reboot it.

How full is the SD card of the RasPi? I maybe the Pi had an issue writing to it.

Fresh new 32gb sd card with 28 gigs of space left. UHC1 class 10. RPi is brand new, same the BTT board

It is the first time it happened that way?

First time with RPi and BTT board. At least 50 times before with speeder pad and MKS board. Replaced it yesterday

Installed small fan on the nema 14 stepper to hopefully keep it more cool. Started same 2 day long print, didnt inserted filament, already wasted almost 10 kilos… Lets see. If anybody have any sugestion, please write here, i will check.

MCU discconnecting, rpi not respoding

General Discussion

Sineos June 26, 2023, 5:21am 16

See Timer too close for potential reasons.

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MCU discconnecting, rpi not respoding

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