Dell Latitude XT3 (Mid 2011) - Manual (Page 93)

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System Board
Removing the System Board
1. Follow the procedures in Before Working On Your Computer.
2. Remove the battery.
3. Remove the SIM card.
4. Remove the SD card.
5. Remove the back panel.
6. Remove the keyboard trim.
7. Remove the hard drive assembly.
8. Remove the memory.
9. Remove the WLAN card.
10. Remove the WWAN card.
11. Remove the base cover.
12. Remove the heat sink.
13. Remove the processor.
14. Remove the WLAN switch board.
15. Remove the palmrest.
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