Dell Vostro 320 (Mid 2009) - Manual (Page 33)

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System Board
Dell™ Vostro™ 320 Service Manual
Removing the System Board
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1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the front panel .
3. Remove the internal panel .
4. Remove the I/O cover .
5. Remove the hinged stand .
6. Remove the optical drive .
7. Remove the back cover .
8. Remove the back metal-shield .
9. Remove the system-board shield .
10. Remove the wireless local area network (WLAN) card .
11. Remove the memory module .
12. Remove the heat sink .
13. Remove the processor .
14. Disconnect the display cable .
15. Disconnect inverter-board cable from the system board.
16. Disconnect the power-supply cable from the system board.
17. Disconnect the hard-drive power cable and the SATA cables from the system board.
18. Disconnect the two I/O panel cables from the system board.
19. Disconnect the speaker cable and LED cables from the system board.
20. Remove the screws that secure the system board to the chassis.
21. Remove the system board from the computer.
Replacing the System Board
To replace the system board, perform the above steps in reverse order.
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WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.