IBM 7012 G Series Service Manual page 127

4. Firmly grip the rear cover and remove it from the unit.
Note: Be careful when removing the rear cover from the unit. Removing it too roughly can
cause accidental disconnection of the cables coming from the rear of the unit.
Replacement
Note: Before replacing the cover, ensure that all cables are properly connected, and not
entangled. All cables coming from the rear of the unit should be held between the
unit frame and the cover.
1. Insert the positioning pins located in the rear of the panel in the corresponding holes on
the unit frame, then snap the rear cover to the unit.
2. If there was a retaining screw securing the rear cover to the unit, tighten the retaining
screw.
3. Replace the side cover following the procedure on page 4-6.
4. Replace the front cover following the procedure on page 4-3.
Removal and Replacement Procedures
4-9