Remove The Heat Sink; Remove The Fans - Lenovo Legion Y540-15 Series Hardware Maintenance Manual

Refer to "Major FRUs and CRUs" on page 24 to look up details about the following replacement part:
Wi-Fi card

Remove the heat sink

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 30
"Remove the battery pack" on page 31
Step 1. Loosen the 6 screws.
Figure 25. Loosen the 6 screws
Step 2. Remove the heat sink.
Figure 26. Remove the heat sink
Refer to "Major FRUs and CRUs" on page 24 to look up details about the following replacement part:
Heat sink

Remove the fans

Make sure the following FRUs (or CRUs) have been removed.
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Hardware Maintenance Manual