Basic Information: Printer Model: Ender 3 V2 MCU / Printerboard: V 4.2.2. on Raspberry Pi 4 klippy.log (158.4 KB) Hello, after updating Klipper was unable to connect to the MCU. (It was working fine before updating) I reinstalled Klipper and the problem stayed or is even worse: [image] I h…

Ender 3 V2 - MCU cannot be found

Sineos July 14, 2023, 7:41pm 2

1 Like

Topic		Replies	Views
Unable to connect to MCU after update General Discussion	32	3688	June 23, 2023
MCU : Unable to connect General Discussion	3	844	November 12, 2023
Raspi 4 failing to make usb connection to MCU General Discussion	35	4874	May 22, 2023
Raspberry Pi - Klipper install - MCU unable to connect - MCU address shown in file? General Discussion	24	5552	January 11, 2024
Klipper cant connect to mcu General Discussion	2	540	August 18, 2023