Dell Latitude E5520M (Early 2011) - Manual (Page 82)

26. Remove the speakers.
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Installing the Speakers
Installing the Speakers
1. Secure the speaker cables to the routing channels.
2. Replace the speakers in the original position.
3. Tighten the screws to secure the speakers.
4. Replace the system board .
5. Replace the support brackets .
6. Replace the modem card .
7. Replace the Bluetooth card .
8. Replace the audio board .
9. Replace the display assembly .
10. Replace the ExpressCard/Smart Card/PCMCIA module .
11. Remove the palm rest .
12. Replace the processor .
13. Replace the heat sink .
14. Replace the CPU door .
15. Replace the wireless local area network (WLAN) .
16. Replace the wireless wide area network (WWAN) .
17. Replace the hard drive .
18. Replace the optical drive .
19. Replace the keyboard .
20. Replace the keyboard trim .
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