
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.
Remove
any
locking
devices
such
as
a
padlock
that
secure
the
cover.
5.
Remove
the
two
screws
at
the
rear
of
the
computer
cover
and
slide
the
cover
to
the
rear.
Locations
The
following
illustration
will
help
you
locate
the
major
FRUs
in
the
computer.
1
Fan
plenum,
fan,
and
heat
sink
6
Diskette
drive
2
Microprocessor
7
Front
panel
card
3
Optical
drive
8
Memory
modules
4
Power
switch/LED
assembly
9
System
board
5
Hard
disk
drive
10
Power
supply
Chapter
9.
Replacing
FRUs
(Types
7390,
7391,
7392,
7396,
7397,
and
7398)
115
Summary of Contents for 3000 J 7387
Page 2: ......
Page 3: ...Lenovo 3000 J Series ...
Page 16: ...10 Lenovo 3000 J Series ...
Page 17: ...Chapter 2 Safety information 11 ...
Page 18: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 1 2 12 Lenovo 3000 J Series ...
Page 22: ...16 Lenovo 3000 J Series ...
Page 23: ...1 2 Chapter 2 Safety information 17 ...
Page 24: ...18 Lenovo 3000 J Series ...
Page 25: ...1 2 Chapter 2 Safety information 19 ...
Page 32: ...26 Lenovo 3000 J Series ...
Page 33: ...Chapter 2 Safety information 27 ...
Page 34: ...1 2 28 Lenovo 3000 J Series ...
Page 38: ...32 Lenovo 3000 J Series ...
Page 39: ...1 2 Chapter 2 Safety information 33 ...
Page 46: ...40 Lenovo 3000 J Series ...
Page 56: ...50 Lenovo 3000 J Series ...
Page 60: ...54 Lenovo 3000 J Series ...
Page 152: ...146 Lenovo 3000 J Series ...
Page 212: ...206 Lenovo 3000 J Series ...
Page 219: ......
Page 220: ...Part Number 41X8137 Printed in USA 1P P N 41X8137 ...