1050 DIMM
For access, remove these FRUs in order:

v “1010 Battery pack” on page 64

v “1040 Palm rest or palm rest with fingerprint reader” on page 69
Table 15. Removal steps of dimm

Note: If only one DIMM is used on the computer you are servicing, the card

must be installed in SLOT-0 (a), but not in SLOT-1 (b).
1
2
a1
b

When installing: Insert the notched end of the DIMM into the socket. Press the

DIMM firmly, and pivot it until it snaps into the place. Make sure that it is
firmly fixed in the slot and does not move easily.
72 ThinkPad T400 and R400Hardware Maintenance Manual