HP 220 - Manual (Page 128)

3 Insert the two indicated screws, but DO NOT tighten them. (Long dogĆpoint screws.)
3
4
Torx-20
4 Replace the indicated screw and tighten it,
thus aligning the overdrive enclosure with
the left sideplate.
LEAVE LOOSE
LEFTĆHAND SIDE
RIGHTĆHAND SIDE
5
5 Tightenthe two screws you inserted in
step 3.
Torx-15
LEFTĆHAND SIDE
Torx-15
6Ć64 Removal and Replacement C3187Ć90000