Lost communication with MCU mcu

[QallaFo]

Basic Information:

Printer Model: SW X2
MCU / Printerboard: Pi2 bigtree v2.1
Host / SBC
klippy.log

Lost communication with MCU ‘mcu’
Once the underlying issue is corrected, use the

Describe your issue:

…
k.log (1.8 MB)

[EddyMI3D]

Hello @QallaFo !

Timeout with MCU / Lost communication with MCU

Timeout with MCU / Lost communication with MCU Background This error occurs when the Klipper Host receives no response for its “heart beat” request or other commands for several seconds. This error often appears in conjunction with the Got EOF when reading from device errors Reasons Unreliable connection between the printer-board and the MCU Inadequate / over-loaded power supply of either the host or the main power supply Loose connectors / crimping connections or damaged cables Incorrectly p…

[QallaFo]

@Timeout with MCU / Lost communication with MCU

Timeout with MCU / Lost communication with MCU Background This error occurs when the Klipper Host receives no response for its “heart beat” request or other commands for several seconds. This error often appears in conjunction with the Got EOF when reading from device errors Reasons Unreliable connection between the printer-board and the MCU Inadequate / over-loaded power supply of either the host or the main power supply Loose connectors / crimping connections or damaged cables Incorrectly p…

its means from the electricity !

[EddyMI3D]

Mostly.

You may try the suggested solutions.