Cant connect to my Anycubic i3 mega

[nazariiixa]

Cant connect to my Anycubic i3 mega with klipper firmware. Please help...
log:
Changing monitoring state from "Offline" to "Opening serial connection"
Connecting to port /dev/ttyOcto4a, baudrate 230400
Changing monitoring state from "Opening serial connection" to "Connecting"
Connected to: Serial<id=0xa8004fa0, open=True>(port='/dev/ttyOcto4a', baudrate=230400, bytesize=8, parity='N', stopbits=1, timeout=20.0, xonxoff=False, rtscts=False, dsrdtr=False), starting monitor
Recv: \x86dé\x93\xff\x8dtmÁP
Recv: É¥º\xff\x8dtmÁöÂ\x10P\x04¾\x8dtmÁ,\x05þC\x16å\xff\x8dtiÁ#
Recv: \xff\x87\x91\xff\x8dtiÁ\x0c\x14úÊsæ\xff\x8dtiÁ£\x05À ±ù\x8dtmÁ\x0c\x15ýJê\xff\x8dtmÁ\x86\x12à íó\xff\x8dtiÁ#
There was a timeout while trying to connect to the printer
Changing monitoring state from "Connecting" to "Offline"
Connection closed, closing down monitor

[SonOfSardaar]

This looks like you have a baud rate mismatch. could you check your printer firmware and use correct baud rate. For e.g. marlin will work with 250000 and some other printers work on lower baud.