The following is a list of CRUs of your computer.
Self-service CRUs
ac power adapter
Power cord
Keyboard
Nano-SIM-card tray*
Optional-service CRUs
Base cover assembly
Memory module
M.2 solid-state drive
Wireless WAN card*
* for selected models
Note: Replacement of any parts not listed above, including the built-in
rechargeable battery, must be done by a Lenovo-authorized repair facility
or technician. Go to
https://support.lenovo.com/partnerlocation for more information.