Installing The System Board; Removing The Speakers - Dell Latitude 3550 Owner's Manual

Installing the System Board

1. Install the power connector .
2. Place the system board on the computer.
3. Tighten the screw to secure the system board to the computer.
4. Connect the speaker.
5. Connect the LED and touchpad cables.
6. Press the locking tab.
7. Install:
a. Heatsink
b. Back Cover
c. Keyboard
d. System Fan
e. WLAN Card
f. Hard Drive
g. Battery
h. Base Cover
8. Follow the procedures in

Removing the Speakers

1. Follow the procedures in
2. Remove:
a. Base Cover
b. Battery
c. Hard Drive
d. System Fan
e. Keyboard
f. Back Cover
3. Perform the following steps as shown in the illustration:
a. Disconnect the speaker cables [1].
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After Working Inside Your
Before Working Inside Your
computer.
Computer.