Acer Veriton 5200 Veriton 5200 Service Guide - Page 46

PnP/PCI Configurations The table below describes each PnP/PCI configuration parameter. Settings in boldface are the default and suggested settings. Parameter Reset Configuration Data Resources Controlled By IRQ Resources IRQ 3 (COM2) IRQ 4 (COM1) IRQ 5 (Network/Sound or Others) IRQ 7 (Printer or Others) IRQ 9 (Video or Others) IRQ 10 (SCSI or Others) IRQ 11 (SCSI or Others) IRQ 12 (PS/2 Mouse) IRQ 14 (IDE1) IRQ15 (IDE2) Description Options Select Enabled to reset Extended System Configuration Data (ESCD) when you exit Setup if you have installed a new add-on and the system configuration has caused such a serious conflict that the OS cannot boot. Disabled Enabled Setting this option to Manual allows you to individually assign the IRQs and DMAs to the ISA and PCI devices. Set this to Auto to enable the auto-configuration function. Auto (ESCD) Manual If your ISA card is not PnP compatible and requires a special IRQ to support its function, set the selected IRQ to Legacy ISA. This setting informs the PnP BIOS to reserve the selected IRQ for the installed legacy ISA card. The default is PCI/ISA PnP. Take note that PCI cards are always PnP compatible (except old PCI IDE cards). PCI/ISA PnP Legacy ISA 37 Chapter 2