Dell Latitude 5420 Owner's Manual page 106

8. Replace the ExpressCard/Smart Card/PCMCIA
9. Replace the palm rest.
10. Replace the processor.
11. Replace the heat sink.
12. Replace the CPU door..
13. Replace the wireless wide area network
14. Replace the wireless local area network
15. Replace the hard drive.
16. Replace the optical drive.
17. Replace the keyboard.
18. Replace the keyboard trim
19. Replace the memory.
20. Replace the back panel.
21. Replace the secure digital (SD)
22. Replace the subscriber identity module (SIM)
23. Replace the battery.
24. Follow the procedures in
Related Links
Removing the System Board
106
module.
(WWAN).
(WLAN).
card.
card.
After Working Inside Your Computer.