Lenovo T400s User Manual - Page 96

DIMM firmly, and pivot it until it snaps into the place. Make sure that it is

Page 96 highlights

Table 13. Removal steps of DIMM (continued) 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 ). b a 3 4 3 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. 88 ThinkPad T400s Hardware Maintenance Manual

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Table 13. Removal steps of DIMM (continued)
Note:
If only one DIMM is used on the computer you are servicing, the card
must be installed in SLOT-0 (
±a²
), but not in SLOT-1 (
±b²
).
3
3
4
a
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.
88
ThinkPad T400s Hardware Maintenance Manual