Installing The Hard-Disk Drive Assembly - Dell Latitude 3420 Service Manual

Steps
1. Lift the silver foil, align and place the hard-disk drive in the hard-disk drive bracket.
2. Install the four (M3x3) screws to secure the hard-disk drive to the hard-disk drive bracket.
3. Connect the hard-disk drive cable to the connector on the hard-disk drive bracket.
Next steps
1. Install the hard-disk drive.
2. Install the base cover.
3. Exit the service mode
4. Install the SIM card tray
5. Install the microSD-card.
6. Follow the procedure in

Installing the hard-disk drive assembly

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 hard-disk drive assembly and provides a visual representation of the installation
procedure.
NOTE: The following steps are applicable only for systems shipped with 3-cell battery.
NOTE: Systems that are shipped with 3-cell battery contain a rubber bumper that must be removed manually before
installing the hard-disk drive assembly.
Steps
1. Align and place the hard-disk drive assembly in the slot on the palmrest assembly.
2. Tighten the three (M2X4.5) screws to secure the hard-disk drive assembly to the palmrest assembly.
3. Connect the hard-disk drive cable to the connector on the system board.
for 4G LTE enabled systems.
after working inside your computer.
Removing and installing components 35