Service Manual
Page 75
... Double-click the BIOS update file icon and follow the instructions on the screen. 75 If you do not have your computer's Service Tag, type your computer's Service Tag, click Detect My Product to dell.com/support. 3 If you replace the system board. NOTE: If the Service Tag cannot be detected automatically, select...
... Double-click the BIOS update file icon and follow the instructions on the screen. 75 If you do not have your computer's Service Tag, type your computer's Service Tag, click Detect My Product to dell.com/support. 3 If you replace the system board. NOTE: If the Service Tag cannot be detected automatically, select...