HP Pavilion dv9500 - Entertainment Notebook PC Maintenance And Service Guide

System interrupt specifications, AMD discrete graphics
Hardware IRQ System function
IRQ0 High precision event timer
IRQ1 Standard 101-/102-Key or Microsoft® Natural PS/2 Keyboard
IRQ5 RICOH OHCI Compliant IEEE 1394 Host Controller
IRQ7 Ricoh Memory Stick Controller
Ricoh SD/MMC Host Controller
Ricoh XD-Picture Card Controller
SDA Standard Compliant SD Host Controller
IRQ8 High precision event timer
IRQ10 nVidia nForce PCI System Management
IRQ11 nVidia nForce System Management Controller
IRQ12 Synaptics PS/2 Port TouchPad
IRQ13 Numeric data processor
IRQ14 ATA Channel 0
IRQ15 ATA Channel 1
IRQ16 Broadcom WLAN adapter
IRQ17 Standard Enhanced PCI to USB Host Controller
IRQ18 Standard OpenHCD USB Host Controller
IRQ19 nVidia GeForce8400M GS
IRQ20 nVidia nForce Networking Controller
IRQ21 HDA Controller
IRQ23 Standard Dual Channel PCI IDE Controller
120 Chapter 6 Specifications

HP Pavilion dv9500 - Entertainment Notebook PC Specifications

General

Processor	Intel Core 2 Duo
Memory	Up to 4 GB DDR2
Graphics	NVIDIA GeForce 8600M GS
Operating System	Windows Vista Home Premium
Audio	Altec Lansing speakers
HDMI Port	Yes
Chipset	Intel PM965 Express
Display Size	17.0 inch
Display Resolution	1440 x 900 (WXGA+)
Hard Drive	Up to 320 GB
Optical Drive	DVD±RW with Double Layer Support
Wireless	802.11a/b/g
Battery	6-cell Lithium-Ion
Weight	3.5 kg
USB Ports	3 x USB 2.0