66 S-Series Oscilloscopes Service Guide
4 Troubleshooting
Setting up the BIOS
If the BIOS settings become corrupt, the Infiniium oscilloscope PC motherboard
will not recognize the hard drive and the oscilloscope may not start. To configure
the motherboard BIOS parameters to the default settings, follow these steps:
1 Connect the power cable to the oscilloscope.
2 Connect the external keyboard to the rear panel.
3 Press [Del] as soon as the following prompt appears on the bottom of the
screen:
Press DEL to enter SETUP, F12 to select boot device.
4 Go to F3 Optimized Defaults and press [Enter]. Select Yes to load the defaults, then
press [Enter].
5 Go to the Save and Exit Setup option and press [Enter] to save and exit the setup.
Select Yes to save and exit, then press [Enter].
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