TYAN TAHOE AT Manual page 21

3.4.4: Installation of the Heat-sink
Heat-sink Lock
Lock
The Heat-sink lock has 4 notches which will
correspond to the 4 pins on the Heat-sink mounting bracket. Gently slide
the lock between the Heat-sink onto the Heat-sink mounting bracket until
both sides of the lock are firmly secured. A clicking sound will be heard
when the lock is securely fastened to the Heat-sink mounting bracket. To
remove the lock from the Heat-sink mounting bracket, gently press the
ends of the locks inward and pull.
3.4.5: Removal of the Pentium II Passive Processor and CPU
Retention Module
To remove the CPU, move the locks to the center of the CPU. A
click will be heard when the CPU has been unlocked. Gently pull up
on the CPU, taking care not to bend the motherboard or the CPU
Retention Module.
3.4.6: Removal of the Heat-Sink Lock
To remove the lock from the Retention Bracket, gently press the ends
of the locks inward and pull.
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