HP CQ41-217TU, CQ41-205TX, CQ41-204TX manual System DMA specifications, Hardware DMA System function

Page 104

Specifications

System DMA specifications

Hardware	DMA System function

DMA0	Reserve

DMA1	Reserve

DMA2	Reserve

DMA3	Reserve

DMA4	Direct memory access controller

DMA5	Reserve

DMA6	Reserve

DMA7	Reserve

System interrupt specifications (for models with discrete graphics subsystems)

Hardware IRQ	System function

IRQ1	Standard PS/2 Keyboard

IRQ12	PS/2 Compatible Mouse

IRQ13	Numeric data processor

IRQ16	High Definition Audio Controller

IRQ16	Standard OpenHCD USB Host Controller

IRQ16	Standard Opened USB Host Controller

IRQ17	PCI standard PCI-to-PCI bridge

IRQ17	Standard Enhanced PCI to USB Host Controller

IRQ18	Broadcom 802.11g Network Adapter

IRQ18	PCI standard PCI-to-PCI bridge

IRQ18	PCI standard PCI-to-PCI bridge

IRQ18	Standard OpenHCD USB Host Controller

IRQ18	Standard OpenHCD USB Host Controller

IRQ19	High Definition Audio Controller

IRQ19	PCI standard PCI-to-PCI bridge

IRQ19	Realtek RTL8102E/RTL8103E Family PCI-E Fast Ethernet NIC (NDIS 6.20)

IRQ19	Standard Enhanced PCI to USB Host Controller

IRQ22	Standard AHCI 1.0 Serial ATA Controller

IRQ(-2)	ATI Mobility Radeon HD 4330 Series

IRQ81-190	Microsoft ACPI-Compliant System

6–6	Maintenance and Service Guide

Image 104

Contents Maintenance and Service Guide Compaq Presario CQ41 Notebook PCCopyright 2009 Hewlett-Packard Development Company, L.P Safety warning notice Contents Setup Utility 10Recycling Product description ChipsetGraphics PanelHard drive Optical driveMicrophone AudioPower requirements External mediaCards PortsServiceability Operating systemExternal component identification Top componentsTouchPad Component DescriptionLights Security Power Options Buttons and speakersFn key KeysComponent Description Esc key Display Front components Rear component Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Service tag Illustrated parts catalogComputer major components Item Description Keyboard coverTop cover TouchPad bracketDescription Spare Part Number Power connector and cable Description Spare Part Number Base enclosure Audio boardDisplay assembly Plastics Kit Item Description Spare part number Plastics Kit 486862-001Mass storage devices Item Description Spare part numberPower cords Miscellaneous partsDescription Spare part number AC adapters Screw KitSequential part number listing Spare part Number DescriptionSpare part Number Description Spare part Number Description Zambia, and Zimbabwe Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredGrounding guidelines Drive handlingPackaging and transporting guidelines Equipment guidelines Component replacement procedures Service tagComputer feet Battery Hard drive Removal and replacement procedures Memory module Removal and replacement procedures RTC battery Removal and replacement procedures Wlan module 518436-002 Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Optical drive Keyboard Removal and replacement procedures Keyboard cover Optical drive see Optical drive on Keyboard see Keyboard onRemoval and replacement procedures Speaker assembly Removal and replacement procedures Display assembly Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Webcam/microphone module select models only Microphone module Top cover Removal and replacement procedures Reverse this procedure to install the top cover Bluetooth module and cable select models only Removal and replacement procedures Modem module Removal and replacement procedures Audio board Removal and replacement procedures USB board Removal and replacement procedures Power connector and cable Removal and replacement procedures System board Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Heat sink/fan assembly or heat sink Removal and replacement procedures Removal and replacement procedures Reverse this procedure to install the fan/heat sink assembly Fan for models with UMA graphics subsystems Processor Removal and replacement procedures Setup Utility Starting Setup UtilityUsing Setup Utility Changing the language of Setup UtilityDisplaying system information Navigating and selecting in Setup UtilityRestoring default settings in Setup Utility Setup Utility menus Exiting Setup UtilityMain menu Security menuSystem Configuration menu Diagnostics menuSpecifications Computer specificationsDisplay specifications Hard drive specifications Access time Applicable disc Read WriteInterface Max data transfer rateDVD±RW SuperMulti DL Drive with LightScribe specifications Max media capacity read Max media capacity write TransportHardware IRQ System function System DMA specificationsHardware DMA System function Atheros AR5009 802.11a/g/n WiFi Adapter Address hex System function shipping configuration CD0 CDB 010 01F Address hex System function shipping configuration Backup and recovery OverviewPage Backing up your information Using Windows Backup and Restore Using system restore pointsPerforming a recovery To Create a system restore pointRecovering from the recovery discs Connector pin assignments Pin SignalAudio-in microphone Audio-out headphoneExternal monitor Hdmi RJ-11 modem select models only RJ-45 network Universal Serial Bus Power cord set requirements Requirements for all countries and regionsRequirements for specific countries and regions Country/region Accredited agency Applicable note numberDisplay BatteryRecycling Recycling Maintenance and Service Guide 10-3 10-4 Maintenance and Service Guide 10-5 10-6 Index F11 key 7-6 fan Esc Index-4 Index-5

Related manuals

Manual 132 pages 23.76 Kb

Manual 8 pages 26.72 Kb