DayStar Digital TURBO 040, User Manual

Page: 57 / 132

Before installing the DayStar Turbo 040, the
original Macintosh MC68030 CPU chip must be
removed. DayStar has provided a Pin Grid Array
(PGA) Puller for removing these chips.
(Important: See “Inspecting the CPU chip”
sec­
tion on page 69 for examples of Soldered and
Socketed CPU chips.)
Figure 31
-
PGA puller assembled
R em oving the
CPU chip
NOTE
Some
Mac IIx CPUs
are soldered
to the moth­
erboard. Be
sure to check
your chip
before pro­
ceeding. If
this is the
case, contact
DayStar
Technical
Support for
information
on how to
proceed.
1. Remove the w in g nut from the top of the
PGA Puller, separating it into three parts: the
outer tool, the inner tool and the w ing nut.
Figure 32- PGA puller disassembled
inner tool
outer tool
wing nut
CHAPTER 4
Installing The Turbo 040 - Macintosh IIx
55