Installing The Led Board; Speaker; Removing The Speakers - Dell Latitude 3390 Owner's Manual

NOTE: The LED board is secured on a cylindrical plastic hook. Ensure to lift the board without a damage to the LED
board hole, that secures it on the system board.

Installing the LED board

Steps
1. Insert the LED board into the slot on the laptop.
NOTE: Ensure to align the LED board hole to the cylindrical hook to secure the board on the system board.
2. Affix the adhesive tape to secure the LED board to the laptop.
3. Affix the LED board cable to the adhesive tape on the system board and connect the LED board cable to the
connector.Release the latch.
4. Install the:
a. battery
b. base cover
5. Follow the procedure in

Speaker

Removing the speakers

Steps
1. Follow the procedure in
2. Remove the:
a. base cover
b. battery
c. LED board
After working inside your
Before working inside your
computer.
computer.
Removing and installing components 25