HP Desktop Pro A G2 Maintenance and Service Guide - Page 46

seat the fan sink on the processor. This is especially important as the pins on the socket are very fragile

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10. Each time the fan sink is removed, thoroughly clean the thermal grease from the bottom of the fan sink (1) and apply fresh thermal grease to the top of the processor (2). Replacement thermal material is included with the fan sink and system board spare part kits. CAUTION: Fan sink retaining screws should be tightened in diagonally opposite pairs (as in an X) to evenly seat the fan sink on the processor. This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board. 38 Chapter 4 Removal and replacement procedures

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10.
Each time the fan sink is removed, thoroughly clean the thermal grease from the bottom of the fan sink
(1)
and apply fresh thermal grease to the top of the processor
(2)
. Replacement thermal material is
included with the fan sink and system board spare part kits.
CAUTION:
Fan sink retaining screws should be tightened in diagonally opposite pairs (as in an X) to evenly
seat the fan sink on the processor. This is especially important as the pins on the socket are very fragile and
any damage to them may require replacing the system board.
38
Chapter 4
Removal and replacement procedures