Lenovo ThinkSmart Hub 500 User Manual And Hardware Maintenance Manual page 36

The heat sink might be very hot. Before you open the system cover, turn off the meeting console and
wait several minutes until the meeting console is cool.
1. Remove the system cover. For details, see "Removing the system cover" on page 20.
2. Remove the system fan. For details, see "Replacing the system fan" on page 30.
3. 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 43. Removing the heat sink
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Hub 500 User Guide and Hardware Maintenance Manual