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2.
Inverter PWB, LCD unit
a. Remove the LCD unit from the lower cabinet, following the proce-
dure 1-a.
4
b. Remove the LCD panel
following the flow chart.
4
1
3
5
6
7
Copper foil
tape
8
Vinyl tape
[Cautions for reassembling]
1. The LCD unit should be wired as follows:
1) After attaching the vinyl tapes, attach four copper foil tapes in
the order of A to D.
2) Make sure to attach the copper foil tape A to the screw A.
3) Make sure to attach the copper foil tape C to both the screw B
and backlight chassis.
4) Use caution not to block the holes A and B when attaching
vinyl tapes A and B.
5) Make sure to pass the main cable between the capacitor and
the resistor.
6) The main cable should be passed to the left side of the rib A
and the inverter cable to the right side of the rib B.
LCD unit
Reference X
Copper foil
tape B
Capacitor
Vinyl tape
Reference b
Resistor
Reference Y
Rib A
Reference a
Reference Z
Copper foil tape A
Screw A
2
Dell Latitude LT Systems Parts Removal and Replacement Guide
F
, inverter PWB
, and LCD unit
1
3
A
B
1
2
9
Vinyl tape
Copper foil tape
11
12
Reference e Reference b
Hole B
Reference d
Vinyl tape B
Inverter cable
Reference C
Main cable
Vinyl tape
Copper foil
tape D
Copper foil
tape C
Hole A
Rib B
Reference W
Reference U
Screw B
Reference V
Backlight chassis
1
G
,
2
3
4
5
1
2
6
Insulating sheet
10
Vinyl tape
2. Attach the insulating sheet and inverter spacer to the inverter
PWB, using the following cautions:
Put it over and attach with
double-coated tape.
Inverter spacer
Attach
CN2
Corner
Insulating
sheet
Corner
3. Use caution not to get the high-voltage cable caught when tight-
ening the screw for the hinge L
Section A
Use caution not to get the inverter high-voltage
cable caught in the section A of the hinge L.
4. When setting the LCD panel
first fit the A and B of the 10 hooks indicated by dotted lines on
4
the LCD panel
sheet caught.
Parts List
No.
Part Name
7
1
Screw-covering sheet
2
Screw (M2
2.8)
8
3
Screw (M2
6)
LCD panel (display front
9
4
cabinet)
5
Screw (M2
6)
10
6
Hinge R
7
Hinge L
11
8
Main cable
9
Inverter cable
12
10
Inverter PWB
11
LCD unit
12
LCD cover assembly
Make sure to align the edges of the inverter PWB
with those of insulating sheet before attaching the
double-coated tape on the insulating sheet to the
back side of the inverter PWB (when CN2 is not
Align the
used).
edges.
CN2
Attach
Corner
Inverter PWB
Attach inverter spacer,
aligning with the left
edge of connector CN2
Reference 1
(reference 1) and
reference 2.
Reference 2
CN2
7
.
Inverter PWB
Cable
(high-voltage
3
cable)
4
onto the LCD cover assembly,
. Use caution not to get the inverter insulating
Q'ty
4
2
2
1
4
1
1
1
1
1
1
1
Corner
Corner
Attach with
double-coated tape
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