Lenovo 7571 ユーザーズマニュアル
d.
Extended
video
memory
e.
External
Cache
f.
External
Cache
RAM
g.
Hard
disk
drive
h.
Diskette
drive
3.
Turn
on
the
power
and
the
computer
to
re-test
the
system.
4.
Repeat
steps
1
through
3
until
you
find
the
failing
device
or
adapter
cards.
If
all
devices
and
adapter
cards
have
been
removed,
and
the
problem
continues,
replace
the
system
board.
See
or
Chapter
7.
Symptom-to-FRU
index
81