Lenovo Legion 5 Pro 16ACH6H bad crystal?, but now wont program. connection lost after 5 seconds

[ktmmotocross]

Hello.
Have this Lenovo Legion 5 Pro 16ACH6H that came with no start, only powerbutton light. i reflash bios and ec. no change. i replace one of soc cpu crystals and laptop start to work. but when i assemble it, keyboard not work. so i reflash back bios but when i try to reflash ec i get write error and now i connect to it but always read/write error and connection lost after 5 seconds.
IC is ITE8277E - 256 programmer is vertyanov. i try to change back that crystal but still the same

Lenovo Legion 5 Pro 16ACH6H
NM-D562 rev3.0
sn- PF31EESB

any hint?

[SMDFlea]

Try pressing the power button once then read the chip

[ktmmotocross]

Try pressing the power button once then read the chip

tried but it makes same as connect adapter. about 5 seconds and EC lost comunication.