IBM MT 2366 Hardware Maintenance Manual page 74

Removing and replacing a FRU
When installing: With the notched end of the DIMM
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ThinkPad T30 (MT 2366, 2367)
3
toward the socket, insert the DIMM into
the socket, and then press it firmly. Pivot
the DIMM until it snaps into place. Make
sure that the card is firmly fixed in the
slot and does not move easily.
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3