System Interrupts - Compaq Prosignia 170 Series Maintenance & Service Manual

INDEX PAGE
TROUBLESHOOTING
Hardware IRQ
Physical &
Environmental
Display
Hard Drives
CD/DVD
Drives
Diskette Drive
Battery Pack
Modem
System
Memory
System
Interrupts
System DMA
System I/O
Pin
Assignments
Notes:
MAINTENANCE & SERVICE GUIDE
P
ROSIGNIA
LEGAL NOTICE
REMOVAL & REPLACEMENT
Specifications

System Interrupts

IRQ 0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15 Fixed Disk Drives on the Expansion Base or Convenience
PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7,
IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared
or the serial port may assert IRQ3 or IRQ4.
*Default configuration; audio possible
configurations are: IRQ5, IRQ7, IRQ9, IRQ10 or
none.
N 170
OTEBOOK
HOW TO USE THIS GUIDE
ILLUSTRATED PARTS CATALOG
System Function
System timer
Keyboard controller
Cascaded
Audio (default)*
Diskette drive
Parallel Printer Port (LPT1)
Real Time Clock (RTC)
Infrared
System use
System use
Internal Point Stick or External Mouse
Coprocessor (Not available to any peripheral)
IDE Interface (Hard Disk and CD-ROM Drive)
PRODUCT DESCRIPTION
SPECIFICATIONS
COM2
COM1
Base