Though the monitor may not support the 640x480 resolution while BIOS and OS are loading, Init Display First may be set to the other graphics card that's not driving the monitor:
Init Display First
[FONT=Arial Narrow,Arial Narrow][FONT=Arial Narrow,Arial Narrow]Specifies the first initiation of the monitor display from the installed PCI graphics card or the PCI Express [/FONT][/FONT][FONT=Arial Narrow,Arial Narrow][FONT=Arial Narrow,Arial Narrow]graphics card. [/FONT]
[/FONT][FONT=Arial Narrow,Arial Narrow][FONT=Arial Narrow,Arial Narrow]PCI Sets the PCI graphics card as the first display. (Default) [/FONT]
[FONT=Arial Narrow,Arial Narrow]PCIE x16-1 Sets the PCI Express graphics card on the PCIEX16_1 slot as the first display. [/FONT]
[FONT=Arial Narrow,Arial Narrow]PCIE x16-2 Sets the PCI Express graphics card on the PCIEX16_2 slot as the first display. [/FONT]
[FONT=Arial Narrow,Arial Narrow]PCIE x8-1 Sets the PCI Express graphics card on the PCIEX8_1 slot as the first display. [/FONT]
[FONT=Arial Narrow,Arial Narrow]PCIE x8-2 Sets the PCI Express graphics card on the PCIEX8_2 slot as the first display.[/FONT]
To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on. To see more advanced BIOS Setup menu options, you can press <Ctrl> + <F1> in the main menu of the BIOS Setup program.
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