TYAN S1846 User Manual page 22

Chapter 2
Board Installation
pins and the holes in the motherboard will determine the correct orientation.
When the bracket is correctly installed, the four pins on top will be right next
to the Pentium II CPU slot.
retention module. Make sure the heat sink is lined up with the heat sink mount
bracket. If you put the CPU in the wrong way, you may damage the CPU, the
motherboard, and/or the CPU socket. Slowly press down on the CPU module
until the CPU locks into place. You will hear a clicking noise when the CPU is
locked securely into the module.
The heat sink lock (Figure 18) has four
notches which will correspond to the
four pins on the heat sink mounting
bracket. Gently slide the lock between
the heat sink and the heat sink mount-
ing 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.
Figure 19
care not to bend the motherboard or the CPU retention module.
To remove the lock from the retention module, gently press the ends of the
locks inward and pull.
Figure 17
Lock the heat sink mount to the board by inserting
the two mounting locks (Figure 19) into the pins of
the heat sink mounting bracket which are now below
the mainboard. There will be a click when the locks
are securely fastened.
Removing the CPU.
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
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Insert the heat sink mount into the
holes on the motherboard. When
the bracket is properly inserted into
the holes on the motherboard, you
will hear a clicking noise.
Align the CPU with the CPU
Figure 18
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