Lenovo IdeaPad Z565 - Manual (Page 50)

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Appendix A. CRU instructions
To make sure that the DDR3 SDRAM is installed correctly, do as follows:
1 Turn the computer on.
2 Hold F2 during startup. The BIOS setup utility screen opens. The
System Memory item shows the total amount of memory installed in
your computer.
Note: If only one DDR3 SDRAM is used on the computer you are servicing, the card must be
installed in SLOT-0 ( : lower slot), but not in SLOT-1 ( : upper slot).
b
a