Acer Veriton 7600G Veriton 3600G/5600G/7600G Service Guide - Page 61

Parameter IRQ Resources DMA Resources PCI/VGA Palette Snoop INT Pin 1~8 Assignment Description Options The items are adjustable only when Resources Controlled By is set to Manual. Press and you will enter the sub-menu of the items. Legacy ISA for devices compliant with the original PC AT bus specification, PCI/ISA PnP for devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture. When set to Enabled, multiple VGA devices operating on different buses can handle data from the CPU on each set of palette registers on every video device. Bit 5 of the command register in the PCI device configuration space is the VGA Palette Snoop bit (0 is disabled). For example, if there are two VGA devices in the computer (one PCI and one ISA) and the: Disabled Enabled Disabled: Data read or written by the CPU is only directed to the PCI VGA device's palette registers. Enabled: Data read or written by the CPU is directed to both the PCI VGA device's palette registers and the ISA VGA device's palette registers, permitting the palette registers of both VGA devices to be identical. NOTE: Some VGA cards have required settings for this feature. Check your VGA card manual before setting this parameter. The items allow you to assign an IRQ line to INT Pin #1~8 separately. Selecting Auto allows BIOS to determine the appropriate IRQ for each INT pin. Auto, 3, 4, 5, 7, 9, 10, 11, 12, 14, 15 Chapter 2 52