For access, disable the battery pack first. Refer to “1000 Disabling the battery pack in the UEFI BIOS” for detailed instructions.
Then remove this FRU:
• “1020 Keyboard”
Removal steps of dimm
Insert the notched end of the DIMM into the socket. Press the DIMM firmly, and pivot it until it snaps into place. Make sure that it is firmly installed in the slot and does not move easily