Lenovo 30G1003QGE Hardware Maintenance Manual page 70

1. "Power adapter and power cord" on page 52.
2. "Chassis" on page 54.
3. "System Fan" on page 60
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.
• Do not touch the thermal grease while handling the heat sink.
Removal steps
• 65-watt heat sink
• 125-watt heat sink and fan assembly
Note: Disconnect the power cable from the fan.
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