Lenovo NetVista X40 Hardware Maintenance Manual for NetVista 2179 and 6643 sys - Page 33

Speaker, assembly, removal, Battery, installation

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Speaker assembly removal 1. Remove the upper base cover, see "Upper base cover and base cover wing removal" on page 22. 2. Remove both left and right base cover wings. 3. Remove two side screws that secure the metal speaker grill. 4. Place the LCD down on a soft covered flat surface. 5. Remove the bottom plate stand (6 screws). 6. Remove the rear bucket housing, see "Rear bucket housing (rear cover) removal" on page 21. 7. Remove the rear EMC cover, see "Rear EMC cover assembly removal" on page 23. 8. Remove the two speaker cables from the system board. 9. Remove two side screws holding the speaker assembly. 10. Pull speaker assembly out through the front opening. Battery removal and installation 1. Turn off the computer and all attached devices. 2. Unplug the power cord. 3. Remove the rear bucket housing, see "Rear bucket housing (rear cover) removal" on page 21. 4. Locate the battery. 5. Remove the old battery. 6. Insert the new battery. Chapter 4. FRU replacements 25

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Speaker
assembly
removal
1.
Remove
the
upper
base
cover,
see
“Upper
base
cover
and
base
cover
wing
removal”
on
page
22.
2.
Remove
both
left
and
right
base
cover
wings.
3.
Remove
two
side
screws
that
secure
the
metal
speaker
grill.
4.
Place
the
LCD
down
on
a
soft
covered
flat
surface.
5.
Remove
the
bottom
plate
stand
(6
screws).
6.
Remove
the
rear
bucket
housing,
see
“Rear
bucket
housing
(rear
cover)
removal”
on
page
21.
7.
Remove
the
rear
EMC
cover,
see
“Rear
EMC
cover
assembly
removal”
on
page
23.
8.
Remove
the
two
speaker
cables
from
the
system
board.
9.
Remove
two
side
screws
holding
the
speaker
assembly.
10.
Pull
speaker
assembly
out
through
the
front
opening.
Battery
removal
and
installation
1.
Turn
off
the
computer
and
all
attached
devices.
2.
Unplug
the
power
cord.
3.
Remove
the
rear
bucket
housing,
see
“Rear
bucket
housing
(rear
cover)
removal”
on
page
21.
4.
Locate
the
battery.
5.
Remove
the
old
battery.
6.
Insert
the
new
battery.
Chapter
4.
FRU
replacements
25