IBM F50 RS/6000 7025 - Manual (Page 171)

8. If you do not have any other procedures to perform, replace the I/O planar cover
as described in “Replacing the I/O Planar Cover” on page 5-101; then return
here to determine your next step.
9. Replace the covers as described in “Replacing Both the Front and Side Covers”
on page 5-96.
Chapter 5. Installing Options 5-27