Asus P5VD1-X P5VD1-X User's Manual for English Edition - Page 34

2.5.3 Interrupt assignments Standard interrupt assignments IRQ Priority 0 1 1 2 2 • 3 11 4 12 5 13 6 14 7 15 8 3 9 4 10 5 11 6 12 7 13 8 14 9 15 10 Standard Function System Timer Keyboard Controller Re-direct to IRQ#9 Communications Port (COM2)* IRQ holder for PCI steering* IRQ holder for PCI steering* Floppy Disk Controller Printer Port (LPT1)* System CMOS/Real Time Clock IRQ holder for PCI steering* IRQ holder for PCI steering* IRQ holder for PCI steering* PS/2 Compatible Mouse Port* Numeric Data Processor Primary IDE Channel Secondary IDE Channel * These IRQs are usually available for ISA or PCI devices. IRQ assignments for this motherboard A B C PCI slot 1 used - - PCI slot 2 - used - PCI slot 3 - - used PCI E x 16 slot (max. 4X mode) - - - Onboard USB controller 1 - - - Onboard USB controller 2 - - - Onboard USB controller 3 - - - Onboard USB controller 4 - - - Onboard USB 2.0 controller - - - Onboard LAN - - - Onboard ACʼ97 audio - - - D E F G H - - - - - - - - - - - - - - - - - - - shared - - shared - - - shared - - - - shared - - - - shared - - - - shared - - - shared - - - - - - used - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ " or that the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. 2-14 Chapter 2: Hardware Information