__ 23. Install the right side cover (two thumbscrews).
__ 24. Install the left side cover (two screws).
__ 25. Install the front cover.
__ 26. Install the back cover.
__ 27. Go to "Install 43xx disk units with system power off" on page 20 to install
disk units.
59
Install the 7123 or 7136 disk unit enclosure