IBM 4851 514 Service Guide - Page 75

assembly, removal, replacement

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Updated October, 2008 Removing and replacing FRUs Figure 44. Removing the tablet touch card 4. See Figure 44. Lift off the backlight card EMC shield and set aside. 5. Disconnect the tablet touch card connector. 6. Remove the tablet EMC shield ( C in Figure 43 on page 58) by removing the remaining screw. 7. Slide the tablet EMC shield downward and lift to remove. 8. Disconnect the remaining cables attached to the card. 9. Remove the four captured screws and lift out the tablet touch card. 10. To replace, reverse these procedures. LCD assembly - removal and replacement 1. Remove the tablet as described in "Display tablet - removing and replacing" on page 55. 2. Remove the tablet rear as described in "Display tablet back cover" on page 55. 3. Unplug the connector from the control card. Chapter 5. Removing and replacing FRUs 59

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4.
See
Figure
44.
Lift
off
the
backlight
card
EMC
shield
and
set
aside.
5.
Disconnect
the
tablet
touch
card
connector.
6.
Remove
the
tablet
EMC
shield
(
±C²
in
Figure
43
on
page
58)
by
removing
the
remaining
screw.
7.
Slide
the
tablet
EMC
shield
downward
and
lift
to
remove.
8.
Disconnect
the
remaining
cables
attached
to
the
card.
9.
Remove
the
four
captured
screws
and
lift
out
the
tablet
touch
card.
10.
To
replace,
reverse
these
procedures.
LCD
assembly
-
removal
and
replacement
1.
Remove
the
tablet
as
described
in
“Display
tablet
–
removing
and
replacing”
on
page
55.
2.
Remove
the
tablet
rear
as
described
in
“Display
tablet
back
cover”
on
page
55.
3.
Unplug
the
connector
from
the
control
card.
Figure
44.
Removing
the
tablet
touch
card
Removing
and
replacing
FRUs
Updated
October,
2008
Chapter
5.
Removing
and
replacing
FRUs
59