Lenovo IdeaCentre A300 IdeaCentre A300 Hardware Maintenance Manual - Page 37

Replacing the heatsink

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7. Lift up the system fan. Chapter 8. Replacing hardware 8. Align the 3 screw holes on the new system fan to the 3 mounting holes on the base bottom. Screw back the 3 screws and attach the power cable to the connector on the motherboard. 9. Screw the motherboard cover back, install the base top cover. 10. Screw the hinge back to the LED panel. 11. Slide the hinge cover in then push it back. Replacing the heatsink To replace the heatsink 1. Remove the hinge cover. Refer to "Removing the hinge cover." 2. Remove the hinge from LED panel. Refer to "Removing the hinge from LED panel" 3. Remove the base top cover. Refer to "Removing the base top cover" 4. Remove the motherboard cover. Refer to "Removing the motherboard cover" 5. Remove the 4 screws that secure the heatsink to the motherboard. 35

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Chapter 8. Replacing hardware
35
7.
Lift up the system fan.
8.
Align the 3 screw holes on the new system fan to the 3 mounting holes
on the base bottom. Screw back the 3 screws and attach the power
cable to the connector on the motherboard.
9.
Screw the motherboard cover back, install the base top cover.
10. Screw the hinge back to the LED panel.
11. Slide the hinge cover in then push it back.
Replacing the heatsink
To replace the heatsink
1.
Remove the hinge cover. Refer to “Removing the hinge cover.”
2.
Remove the hinge from LED panel. Refer to “Removing the hinge from
LED panel”
3.
Remove the base top cover. Refer to “Removing the base top cover”
4.
Remove the motherboard cover. Refer to “Removing the motherboard
cover”
5.
Remove the 4 screws that secure the heatsink to the motherboard.