Installing The Left Speaker; Removing The Right Speaker - Dell Latitude 9420 Service Manual

Installing the left speaker

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the speaker and provides a visual representation of the installation procedure.
Steps
1. Align and place the left speaker in the slot on the system.
2. Replace the single (M1.6x1.8) screw that secure the left speaker to the system.
3. Route the speaker cables through the routing guide and connect the speaker cable to the connector on the system board.
4. Connect the Proximity sensor cable of the left speaker's WWAN antenna module to the RF board.
5. Replace the single (M1.6x1.8) screw securing the Proximity sensor bracket to the plam-rest assembly.
Next steps
1. Install the battery.
2. Install the WWAN card.
3. Install the base cover.
4. Install the SIM card tray.
5. Install the SD card.
6. Follow the procedure in

Removing the right speaker

Prerequisites
1. Follow the procedure in
2. Remove the SD card.
3. Remove the SIM card
4. Remove the base cover.
5. Remove the WWAN card.
6. Remove the battery.
38 Removing and installing components
After working on your computer.
before working inside your
tray.
computer.