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Removing
the
cover
Important
Read
and
before
opening
the
cover.
This
procedure
describes
how
to
remove
the
cover.
1.
Shut
down
the
operating
system,
remove
any
media
(DVDs,
CDs,
or
tapes)
from
the
drives,
and
turn
off
all
attached
devices.
2.
Unplug
all
power
cords
from
electrical
outlets.
3.
Disconnect
all
cables
attached
to
the
computer.
This
includes
power
cords,
input/output
(I/O)
cables,
and
any
other
cables
that
are
connected
to
the
computer.
4.
If
there
are
thumb
screws
securing
the
cover,
remove
them.
5.
Press
the
button
on
the
left-side
cover
and
slide
the
cover
to
the
rear
to
remove.
Chapter
9.
Replacing
FRUs
-
Tower
Computers
123
Содержание Lenovo 3000 J Series
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Страница 19: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 1 2 Chapter 2 Safety information 13 ...
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Страница 113: ...16 Go to Completing the FRU replacement on page 120 Chapter 8 Replacing FRUs Desktop computers 107 ...
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Страница 240: ...Part Number 43C3182 Printed in USA 1P P N 43C3182 ...