A
A
A
A
B
B
B
B
Figure7-57 Guidepositions of the CPU memory unit upper
-Wheni nstalling the filler unit for the CPU memory unit upper
Carefullyinstall the filler unit for the CPU memory unit upper by setting the
twoguides (A in the figure) o ft he filler unitin the groo ve (B in the figure) of
theCPU memory unit lower.
Chapter7 Maintainingthe CPU Memory Units 137