Lenovo System x3750 M4 Installation And Service Manual page 296

Step 2. Touch the static-protective package that contains the drive backplane to any unpainted surface on
the outside of the server; then, grasp the backplane and remove it from the package.
Step 3. Make sure that you have attached the card with the short interposer cables from the old backplane
to this replacement backplane.
Step 4. Align the tabs on the bottom of the drive backplane with the slots on the bottom of the backplane
cage.
Step 5. Insert the drive backplane tabs into slots on the bottom of the backplane cage and push the drive
backplane forward into the retention latch (on top of the backplane cage) until the backplane is
locked in place.
Note: You can reconnect the cables to the drive backplane before installing the backplane onto the
cage or you can connect the cables after you install the backplane, if that is easier for you.
Step 6. Reconnect the interposer cables to the other backplane.
Step 7. Reconnect the long SAS signal cables to the backplane and the system board that you
disconnected them from earlier.
Step 8. Reinstall the fan cage assembly (see "Replacing the fan cage assembly" on page 253).
Step 9. Reinstall the drives and filler panels.
Step 10. Install the cover (see "Replacing the server top cover" on page 216).
Step 11. Slide the server in the rack.
Step 12. Reconnect the power cord and any cables that you removed.
Step 13. Turn on the peripheral devices and the server.
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Lenovo System x3750 M4 Installation and Service Guide