Lenovo 7417P9U - Tp T400 C2d/2.4 14.1 2Gb 160Gb Dvdr Wls 6C Wvb Service Manual page 60

8. With the notched end of the SO-DIMM toward the contact edge side of
9. Pivot the SO-DIMM downward until it snaps into place.
10. Make sure that the card is firmly fixed in the slot and does not move
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ThinkPad T400 and R400 Service and Troubleshooting Guide
the socket, insert the SO-DIMM into the socket at an angle of about 20
degrees 1 ; then press it firmly 2 .
Note: If you install a memory module in only one of the two memory
slots, install it in the lower slot.
2
1
1
2
easily.