Dell 14" Mobile Precision 3470 Mobile Workstation (Silver) - Manual (Page 35)

Next steps
1. Install the battery .
2. Install the wireless card .
3. Install the base cover .
4. Install the microSD card .
5. Follow the procedure in After working inside your computer .
LED board
Removing the LED board
Prerequisites
1. Follow the procedure in Before working inside your computer .
2. Remove the microSD card .
3. Remove the base cover .
4. Remove the 2280 solid-state drive or 2230 solid-state drive .
5. Remove the battery .
6. Remove the wireless card .
7. Remove the assembly inner frame .
About this task
The following image indicates the location of the LED board and provides a visual representation of the removal procedure.
Steps
1. Disconnect the LED-board cable from the connector on the system board.
2. Peel the LED-board cable from the computer.
3. Remove the single screw (M2x3) that secures the LED board to the palm-rest assembly.
4. Lift the LED board and cable away from the palm-rest assembly.
Removing and installing components 35