Dell Latitude 5420 Owner's Manual page 110

12. Replace the wireless wide area network
13. Replace the hard drive.
14. Replace the optical drive.
15. Replace the keyboard.
16. Replace the keyboard
17. Replace the memory.
18. Replace the back panel.
19. Replace the secure digital (SD)
20. Replace the subscriber identity module (SIM)
21. Replace the battery.
22. Follow the procedures in
Related Links
Removing the Coin-Cell Battery
110
(WWAN).
trim.
card.
card.
After Working Inside Your Computer.