Lenovo V330-20ICB User Manual page 42

3. Remove the system board shield. See "Replacing the system board shield" on page 20.
4. Replace the heat sink.
Notes:
• Carefully remove the screws from the system board to avoid any possible damage to the system
board. The screws cannot be removed from the heat sink.
• You might have to gently twist the heat sink to free it from the microprocessor.
• Do not touch the thermal grease while handling the heat sink.
Figure 65. Removing the heat sink
Figure 66. Installing the heat sink
5. Reinstall the removed parts. To complete the replacement, see "Completing the parts replacement" on
page 47.
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Lenovo V330-20ICB AIO User Guide and Hardware Maintenance Manual