![background image](http://html.mh-extra.com/html/acer/aspire-m3900/aspire-m3900_service-manual_5962039.webp)
Chapter 3
31
3.
Lay down the heat sink fan assembly, in an upright position, on top of the optical drive, as shown below,
then disconnect the fan cable from the mainboard.
4.
Remove the heat sink fan assembly from the chassis then lay it down in an upright position—with the
thermal patch facing upward. Do not let the thermal patch on the heat sink fan assembly touch the work
surface.
5.
Use an alcohol pad to wipe off the thermal grease from both the heat sink and the processor.
Summary of Contents for Aspire M3900
Page 1: ...Acer Aspire M3900 Service Guide PRINTED IN TAIWAN ...
Page 13: ...Chapter 1 5 Block Diagram ...
Page 42: ...34 Chapter 3 Removing the TV Card 1 Gently pull the TV card to remove it from the mainboard ...
Page 50: ...42 Chapter 3 3 Pull the bezel away from the chassis ...
Page 57: ...Chapter 3 49 3 Lift the power supply module out of the chassis ...
Page 59: ...Chapter 3 51 4 Pull the card reader out of chassis ...
Page 69: ...Chapter 5 61 M B Placement Jumper and Connector Information Chapter 5 ...
Page 75: ...Chapter 5 67 ATX12V CONN 1 GND 2 GND 3 12V_4P 4 12V_4P Connector Name Function Definition ...