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Identify the pin-1 corner of the microprocessor by turning the microprocessor over and
8
locating the tiny gold triangle (see Figure 1-2).
The gold triangle points toward pin 1, which is also uniquely identified by a square
pad.
NOTE: Identifying the pin-1 corners is critical to positioning the chip correctly.
F i g u r e 1 - 2 .
P i n - 1 I d e n t i f i c a t i o n
pin-1 corner
(gold triangle)
Align the pin-1 corner of the microprocessor with the pin-1 corner of the ZIF socket
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(see Figure 1-3).
F i g u r e 1 - 3 .
A l i g n i n g t h e M i c r o p r o c e s s o r
pin-1 corners
of chip and
socket aligned
M ic ro p r o ce s so r Up g r a d e I n s ta ll a tio n Gu i d e
1-3
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