Lenovo x3650 M5 Installation And Service Manual page 304

Step 2. Turn off the server and peripheral devices and disconnect the power cords and all external cables,
if necessary.
Step 3. Remove the top cover (see "Removing the top cover" on page 143).
Step 4. Remove the two 4-drive filler panels.
Step 5. Pull the hard disk drives or fillers out of the server slightly to disengage them from the backplates.
For more information, (see "Removing a simple-swap hard disk drive" on page 154).
Step 6. To obtain more working room, remove the fan cage assembly (see "Removing the fan cage
assembly" on page 171).
Step 7. Insert the backplate assembly tabs into slots on the bottom of the cage and push the backplate
assembly forward into the release latch (on top of the backplate assembly cage) until the backplate
assembly is locked in place.
2.5-inch HDD simple-swap backplate
Figure 259. 2.5-inch simple-swap/hot-swap hard disk drive backplate assembly/backplane installation
Step 8. Connect the SAS signal and power/configuration cables to the system board.
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Lenovo System x3650 M5 Installation and Service Guide