Installing The Speakers; Removing The Display Assembly - Dell Vostro 2420 Owner's Manual

Installing the Speakers

1. Insert and attach the left and right speakers into their respective compartments.
2. Align and route the speaker cable to the chassis.
3. Install:
a) display assembly
b) hinge cover
c) system board
d) processor
e) heat-sink fan assembly
f) USB board
g) WLAN card
h) hard drive
i) palmrest
j) memory module
k) optical drive
l) keyboard
m) SD memory card
n) battery
4. Follow the procedures in

Removing the Display Assembly

1. Follow the procedures in
2. Remove:
a) battery
b) hinge cover
c) keyboard
d) optical drive
e) palmrest
3. Disconnect the USB board cable from the system board to allow access to the WLAN antennae.
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After Working Inside Your Computer .
Before Working Inside Your Computer .