Acer Aspire M3900 - Removing the Heat Sink Fan Assembly

30 Chapter 3
Removing the Heat Sink Fan Assembly
WARNING:The heat sink becomes very hot when the system is on. NEVER touch the heat sink with any metal
or with your hands.
1. Use a long-nosed screwdriver to loosen the four screws on the heat sink, in the order as shown below.
2. Lift the heat sink fan assembly away from the mainboard.