Removal and Replacement Procedures

✎The heat sink screws should be loosened and tightened in the 1, 2, 3, 4 sequence stamped into the heat sink metal. The screw 5 next to the fan should be loosened and tightened last (Figure 5-17).

Figure 5-17. Heat Sink Screw Tightening Sequence

Reverse the preceding procedure to install the heat sink.

5–20

Maintenance and Service Guide