Acer 4520 Benutzerhandbuch

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Chapter 3
39
4.
Remove the cooling fan from the main unit. 
Removing the Heat Sink      
1.
Remove the screws securing the heat sink. 
2.
Carefully pull the heat sink from the unit base, then remove it from the system board.
Step
Type
 Quantity
Color
Torque
1
M2 x L2.5 BZN+NYLOK
5
Silver
1.6 kgf-cm +/-15%
Acer TM 4520 SG.book  Page 39  Friday, June 22, 2007  5:43 PM