Acer Altos G540 M2 Series User Manual page 67

(1) Slide the drive into the cage with the carrier handle still
extended.
(2) Make sure that the drive is properly inserted before pushing
the handle back until it clicks into place.
6 Set up the new hard drive's RAID configuration.
For related instructions, go to the "RAID configuration utilities"
section on page 150.
To install 2.5" a hot-plug hard drive:
1 If necessary, unlock the front bezel, then pull it open.
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