Specifications

lnsioll chips
in these sockets
Jumper
block
on lower
set of
pins
Jumper blocks
on both
sets of
pins
Figure 3-l
512K upgrode
Figure 3-2
l-megobyte
upgrode
lmportonl
lf
you
hove ony opprehension
obout instolling
the chipsyourself,
hove
your
outhorized
Apple deoler do
it for
you.
lnstolling
o chip
inconectly
con ruin
the chip.
12
Chopter
3: Upgroding
to
512K
or to
'l
Megobyte