TYAN THUNDER 2 ATX Manual page 26

Chapter 3
Installation of Pentium II Passive Processors
Unlike active processors, passive processors are not equipped with
cooling fans. Instead, they are equipped with heat sinks.
Pentium II Passive
CPU Module
Installing CPU Retention Modules
1. When installing the CPU retention module, make sure that you have
the appropriate end of the module lined up with the key notch on the
Pentium II slot connector. This will ensure that the module is installed
properly.
2. Before tightening the screws, make certain that the module is flush
against the motherboard. If one end of the module is raised above the
board, check the orientation of the module.
3. Install the module on the board by turning the screws in a clockwise
direction. Do not over-tighten the screws.
Installing Heat Sink Mounting Brackets
1. The heat sink mount has
two pins on the bottom and
four pins on the top. Notice
that the bottom two pins are
of different sizes. The size
of the pins and the holes in
the motherboard will determine the correct orientation. A correctly
Each CPU package should contain
the following:
One CPU retention module
One heat sink retention bracket with
mounting locks
Two mounting attach-mounts
One heat sink lock
Heat Sink Mounting
Bracket
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