Asus A8R-MVP A8R-MVP User's Manual for English Edtion - Page 37

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 Reserved Communications Port (COM1)* 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/SATA Channel Secondary IDE/SATA Channel * These IRQs are usually available for ISA or PCI devices. IRQ assignments for this motherboard PCI slot 1 PCI slot 2 PCI slot 3 IEEE 1394 LAN PCI-E x1 PCI-E x16_1 PCI-E x16_2 Onboard USB controller 1 Onboard USB controller 2 Onboard USB controller 3 Onboard USB 2.0 controller HD audio A B C D E F G H - shared shared shared shared - - - - - shared shared shared shared - - -- - shared shared shared shared - -- - - shared - - - -- - - - shared - - shared shared shared shared - - - - shared shared shared shared - - - - shared shared shared shared - - - - shared - - -- - - - - shared - - - - - - - - shared - - - - - -- - shared - - - - - - shared - - - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignment; otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. ASUS A8R-MVP 2-15