Dell Precision M4600 (Early 2011) - Manual (Page 69)

Input/Output Board
25
Removing The Input/Output Board
1. Follow the procedures in Before Working On Your Computer .
2. Remove the battery .
3. Remove the base cover .
4. Remove the keyboard trim .
5. Remove the keyboard .
6. Remove the optical drive .
7. Remove the hard drive .
8. Remove the palm rest .
9. Disconnect the ExpressCard cable.
10. Remove the screws securing the Input/Output (I/O) board in place.
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