SMC Networks SMCNAS24 - Manual (Page 21)

5. Fit the hard disk into the tray where the connectors facing toward the rear.
Then align and fasten four screws for fixing the hard disk in the tray.
6. Keeping the handle in its full-open state, slide the hard disk tray all the way
into the device until the hinge of the handle is inside the device. Then, close
the handle. The latch should be clicked into place.
7. Repeat the procedures above for installing another hard disk(s) in the other
compartment(s).
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