Dell Latitude 7280 Owner's Manual page 15

a base cover
b battery
3 To release the speaker module:
a Push to disconnect the speaker cable from the connector on the system board [1].
NOTE: Ensure to unroute the speaker cable from the routing clip.
NOTE: Use a plastic scribe to release the cable from the connector. Do not pull the cable as it may result in breakage.
b Un-route the speaker cable from the routing clips [2].
c Remove the tape that secures the speaker cables to the touchpad board [3].
4 To remove the speaker module:
a Remove the M2.0x3.0 screws (4) that secure the speaker module to the computer [1].
b Remove the M2.0x3.0 screws that secure the speaker module to the computer [1].
NOTE: Refer the
c Lift the speaker module from the computer [2].
NOTE: Ensure to un-route the speaker cable from the routing clips.
speaker screw list
Disassembly and reassembly 15