Maintenance and Service Guide

Table Of Contents
3. Thoroughly clean the thermal material from the surfaces of the heat sink and the system board
components each time the heat sink is removed. Replacement thermal material is included with the heat
sink and system board spare part kits.
Thermal paste is used on the integrated system board processor (1) and associated location on the heat
sink (2). Thermal pads are used on specic system board components (3) and associated locations on
the heat sink (4).
4. UMA graphics: In the order indicated on the heat sink, remove the four Phillips M2.0 × 2.8 screws (1)
that secure the heat sink to the system board.
48 Chapter 5 Removal and replacement procedures for authorized service provider parts