Installing The 2.5-Inch Hard Drive - Dell Inspiron 15 3521 Service Manual

Steps
1. Lift the latch and disconnect the hard-drive flexible flat cable from the system board.
2. Remove the four screws (M2x3.5) that secure the hard-drive assembly to the palm-rest and keyboard assembly.
3. Lift the hard-drive assembly along with its interposer and flexible flat cable from the palm-rest and keyboard assembly.
4. Disconnect the interposer with the flexible flat cable from the hard drive.
5. Remove the four screws (M3x3) that secure the hard drive to the hard-drive bracket.
6. Remove the hard drive from the hard-drive bracket.

Installing the 2.5-inch hard drive

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following images indicate the location of the 2.5-inch hard drive and provide a visual representation of the installation
procedure.
Removing and installing components 31