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Fan sink
Description Spare part number
Fan sink 727142-001
WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system
components to cool before touching.
NOTE: System board appearance may vary.
1. Prepare the computer for disassembly (Preparation for disassembly on page 37).
2. Remove the access panel (Access panel on page 38).
3. Loosen the four silver captive Torx T15 screws that secure the heat sink to the system board.
CAUTION: Remove fan sink retaining screws in diagonally opposite pairs (as in an X) to even
the downward forces on the processor. The pins on the socket are very fragile and any damage to
them may require replacing the system board.
70 Chapter 5 Removal and replacement procedures: Tower (TWR)