TYAN GC68A-B8056 Service Engineer's Manual page 34

7. Close the force frame. Then use a T20 Torx screwdriver to tighten the screws to
secure the force frame.
8. To secure the heatsink, use a T20 Security Torx to tighten the screws. Tighten the
six screws in a sequential order (123456) to secure the heat sink.
Disassemble the heatsink in a sequential order (654321) to loosen the
heatsink.
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