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MAINTENANCE & SERVICE GUIDE
for Prosignia 150 Series Computer
Index Page Preface -or- Notice Specifications Battery Pack
Product Description Illustrated Parts Catalog Troubleshooting Removal & Replacement
Specifications
System Interrupts
*
>System Unit
>System
Interrupts
>System DMA
>System I/O
>System
Memory
>Display
>Memory
Expansion
>Battery Pack
>Diskette
Drive
>Hard Drives
>CD/DVD
Drives
>Modem
>AC Adapter
>Pin
Assignments
*
Hardware
IRQ
System Function
IRQ 0 System timer
IRQ1 Standard 101/102-Key or Microsoft Natural
Keyboard
IRQ2 Programmable interrupt controller
IRQ3 (free)
IRQ4 Communications Port (COM1)
IRQ5 ALi PCI to USB Open Host Controller
IRQ5 ESS SOLO-1 PCI AudioDrive
IRQ5 IRQ Holder for PCI Steering
IRQ5 IRQ Holder for PCI Steering
IRQ6 Standard Floppy Disk Controller
IRQ7 Printer Port (LPT1)
IRQ8 System CMOS/real time clock
IRQ9 RAGE LT PRO AGP 2X (English)
IRQ9 IRQ Holder for PCI Steering
IRQ10 Lucent 56K V.90 PCI DF Modem
IRQ10 Generic CardBus Controller
IRQ10 IRQ Holder for PCI Steering
IRQ11 (free)
IRQ12 Synaptics PS/2 TouchPad
IRQ13 Numeric data processor
IRQ14 Primary IDE controller (dual fifo)
IRQ14 ALi M5229 PCI Bus Master IDE Controller
IRQ15 Secondary IDE controller (dual fifo)
IRQ15 ALi M5229 PCI Bus Master IDE Controller
Revised: September 16, 1999