![background image](http://html.mh-extra.com/html/nec/express-5800-120lg/express-5800-120lg_service-manual_251153180.webp)
C-2 IRQ and I/O Port Addresses
Interrupt Requests
The factory-set interrupt requests (IRQs) are listed below.
IRQ
Peripheral Device (Controller)
IRQ
Peripheral Device (Controller)
0
System timer
12
Mouse
1
Keyboard
13
Numeric processor
2
–
14
Primary IDE
3
COM2 serial port (PCI)
15
Secondary IDE
4
COM1 serial port (PCI)
16
USB
5
PCI
17
VGA
6
Floppy disk drive
18
–
7
PCI
19
USB
8
Real-time clock
30
LAN1
9
ACPI compliant system
31
LAN2
10
PCI
49
Adaptec SCSI
11
PCI
50
Adaptec SCSI
PIRQ and PCI Device
The factory-set PCI device interrupts are assigned as follows. Use the BIOS setup
utility, BIOS, for interrupt setup.
Menu Option
Interrupt
PCI IRQ 1
On-board SCSI (Channel 0), PCI slot #6 (INT D)
PCI IRQ 2
On-board SCSI (Channel 1), PCI slot #6 (INT C)
PCI IRQ 3
On-board LAN #1
PCI IRQ 4
On-board LAN #2
PCI IRQ 5
On-board GA
PCI IRQ 6
PCI slot #3 (INT A)
PCI IRQ 7
PCI slot #4 (INT A)
PCI IRQ 8
PCI slot #6 (INT A)
PCI IRQ 9
PCI slot #2 (INT A)
PCI IRQ 10
PCI slot #5 (INT A)
PCI IRQ 11
PCI slot #1 (INT A)
PCI IRQ 12
PCI slot #1 (INT D), PCI slot #2 (INT B), PCI slot #3 (INT B),
PCI slot #4 (INT C), PCI slot #5 (INT C)
PCI IRQ 13
PCI slot #1 (INT B), PCI slot #2 (INT C), PCI slot #3 (INT C),
PCI slot #4 (INT D), PCI slot #5 (INT D), PCI slot #6 (INT B)
PCI IRQ 14
PCI slot #1 (INT C), PCI slot #2 (INT D), PCI slot #3 (INT D),
PCI slot #4 (INT B), PCI slot #5 (INT B)
Содержание Express 5800/120Lg
Страница 1: ... S e r v i c e G u i d e EXPRESS5800 120Lg ...
Страница 2: ......
Страница 4: ......
Страница 10: ......
Страница 73: ...Disassembly and Reassembly 4 7 Figure 4 2 Installing the Left Hand Side Access Panel ...
Страница 132: ......
Страница 161: ...6 Illustrated Parts Breakdown Exploded View Field Replaceable Units ...
Страница 168: ......
Страница 169: ...A Specifications System Specifications ...
Страница 179: ...C IRQ and I O Port Addresses Interrupt Requests PIRQ and PCI Device ...
Страница 188: ......
Страница 198: ......
Страница 203: ...xx ...
Страница 204: ... 456 01673 000 ...