Replacing The Heat Sink Assembly - Lenovo K100 Hardware Maintenance Manual

Replacing the heat sink assembly

3. Remove the four screws that secure the power supply at the rear of the
chassis.
4. Lift the power supply out of the chassis.
5. Install the new power supply into the chassis so that the screw holes in
the power supply align with those in the chassis.
6. Install the four screws to secure the power supply. Note: Use only the
screws provided by Lenovo.
7. Reconnect the power supply connectors to the system board.
8. Reconnect a power supply connector to each of the drives.
9. Refer to the "Completing the installation".
Attention
Do not remove the computer cover or attempt any repair before
reading the "Safety information" .
To replace the heat sink assembly:
1. Remove the computer cover. Refer to "Removing the computer cover".
2. Lay the computer on its side.
3. Locate the heat sink.
4. Disconnect the heat sink and the fan assembly cable from the system
Chapter 7. Replacing hardware
31