Maintenance and Service Guide

b. Remove the heat sink (2) from the system board.
2. If you have a model with UMA graphics and fan:
a. In the order indicated on the heat sink, remove the four Phillips M2.0×4.0 screws (1) that secure
the heat sink to the system board.
b. Remove the heat sink (2) from the system board.
3. If you have a model with UMA graphics and no fan:
Component replacement procedures 53