Laptop User Manual

System Board 28
Removing The System Board
1. Follow the procedures in Before Working On Your Computer
2. Remove the Secure Digital (SD) Card
3. Remove the battery .
4. Remove the
base cover .
5. Remove the keyboard trim .
6. Remove the
keyboard .
7. Remove the optical drive .
8. Remove the
primary hard drive .
9. Remove the
secondary hard drive .
10. Remove the WLAN card .
11. Remove the WWAN card .
12. Remove the primary memory .
13. Remove the secondary memory .
14. Remove the CPU fan .
15. Remove the palm rest .
16. Remove the CPU heatsink .
17. Remove the processor .
18. Remove the graphics card heatsink .
19. Remove the graphics card .
20. Remove the Input/Output board .
21. Remove the display assembly .
22. Disconnect the coin-cell battery cable.
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