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HP CQ41-225AU, CQ41-206AU, CQ41-205AX, CQ41-204AU, CQ41-206AX manual Hardware IRQ, System function

Models: CQ41-215AU CQ41-214AU CQ41-218AX CQ41-206AX

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Specifications

System interrupt specifications (for models with UMA graphics subsystems)

Hardware IRQ	System function

IRQ1	Standard 101/102-key keyboard or Microsoft Natural PS/2 Keyboard with HP

IRQ12	PS/2 Compatible Mouse

IRQ13	Numeric data processor

IRQ16	High Definition Audio Controller

IRQ16	Standard OpenHCD USB Host Controller

IRQ16	Standard OpenHCD USB Host Controller

IRQ17	PCI standard PCI-to-PCI bridge

IRQ17	Standard Enhanced PCI to USB Host Controller

IRQ18	Atheros AR5009 802.11a/g/n WiFi Adapter

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 PCIe FE Family Controller

IRQ19	Standard Enhanced PCI to USB Host Controller

IRQ22	Standard AHCI 1.0 Serial ATA Controller

IRQ(-2)	AMD M880G with ATI Mobility Radeon HD 4200

IRQ81-190	Microsoft ACPI-Compliant System

6–10	Maintenance and Service Guide

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HP CQ41-225AU, CQ41-206AU, CQ41-205AX, CQ41-204AU, CQ41-206AX, CQ41-207AX, CQ41-222AU, CQ41-218AU Hardware IRQ, System function

Contents

Maintenance and Service Guide Compaq Presario CQ41 Notebook PCDocument Part Number First Edition September Document Part Number Copyright 2009 Hewlett-Packard Development Company, L.PSafety warning notice 1 Product description 2 External component identification 3 Illustrated parts catalogContents Contents 4 Removal and replacement procedures5 Setup Utility 6 Specifications7 Screw listing 11Recycling 8 Backup and recovery9 Connector pin assignments 10Power cord set requirementsProduct description Discrete graphics Discrete graphics Kensington Security Lock External component identification Top componentsTouchPad Lights Buttons and speakers Keys Display ComponentDescription Front components ComponentDescription The computer fan starts up automatically to cool internal components Rear componentEnables airflow to cool internal components VentRight-side components ComponentDescription Left-side components Bottom components ComponentDescription Wireless antennas Additional hardware components Batteries and power cords vary in appearance by country or regionMaintenance and Service Guide Illustrated parts catalog Service tagComputer major components Maintenance and Service GuideIllustrated parts catalog Item Description Fan for models with UMA graphics subsystemsSpare Part Number Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, the Central African Republic, Chad, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equitorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, the Peoples Republic of China, Peru, the Philippines, Poland, Portugal, Qatar, the Republic of Moldova, Romania, Russia, Rwanda, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe Illustrated parts catalog Power connector and cable DescriptionSpare Part Number Audio board BatteryItem Description 15 Base enclosureDisplay assembly Plastics Kit 1 Hard drive cover includes two captive screws2 Memory module compartment cover 3 Mini Card compartment cover Mass storage devices Item DescriptionSpare part number Spare part number Miscellaneous partsPower cords DescriptionDescription Sequential part number listingSpare part numberCameroon, Cape Verde, the Central African Republic, Chad, Colombia, Comoros, the Congo, Costa Rica Broadcom BCM4322 802.11a/b/g/n 2x2 for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua Spare part number Description 580768-001 Display bezel for models with a webcam/microphone module Maintenance and Service GuideSpare part number Description 580767-001 Display bezel for models with a microphone moduleCables and connectors Removal and replacement proceduresPreliminary replacement requirements Service considerationsGrounding guidelines Drive handlingElectrostatic discharge damage Workstation guidelines Packaging and transporting guidelinesEquipment guidelines Service tag Component replacement proceduresMaintenance and Service Guide Computer feetBattery Hard drive 6. Remove the hard drive 4 from the hard drive bay Memory module Reverse this procedure to install a memory module RTC battery Reverse this procedure to install the RTC battery 3. Disconnect the RTC battery cable 1 from the system board4. Release the two-sided tape 2 that holds the RTC battery 5. Remove the RTC batteryWLAN module DescriptionSpare part number Description Spare part numberNether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan Page 7. Lift the bracket 2 straight up to remove it Reverse this procedure to install the WLAN moduleRemoval and replacement procedures Maintenance and Service GuideRemove the WLAN module for models with UMA graphics subsystems 7. Lift the bracket 2 straight up to remove it Reverse this procedure to install the WLAN moduleRemoval and replacement procedures Maintenance and Service GuideOptical drive Keyboard 3. Open the computer as far as possible Removal and replacement proceduresMaintenance and Service Guide 2. Turn the computer display-side up with the front toward you4-23 7. Remove the keyboard Reverse this procedure to install the keyboardRemoval and replacement procedures Maintenance and Service Guided. Keyboard see “Keyboard” on page Keyboard covera. Hard drive cover see “Hard drive” on page c. Optical drive see “Optical drive” on page3. Turn the computer display-side up, with the front toward you Speaker assembly Reverse this procedure to install the speaker assembly Display assembly Remove the display assembly 8. Remove the display assembly 10. Flex the inside edges of the top edge 1, the left and right sides 2, and the bottom edge of the display bezel 3 until the bezel disengages from the display enclosure a. Peel back the plastic 1 that covers the cable Reverse this procedure to reassemble and install the display assembly Webcam/microphone module select models only Microphone module h. Display assembly see “Display assembly” on page Top coverf. Switch cover see “Keyboard cover” on page g. Speaker assembly see “Speaker assembly” on page3. Turn the computer right-side up, with the front toward you Bluetooth module and cable select models only Remove the Bluetooth module and cable Modem module Remove the modem module Audio board Remove the audio board and cable USB board Remove the USB board and cable Power connector and cable Remove the power connector and cable System board Processor see “Processor” on page 4-50 4. Disconnect the power connector cableRemoval and replacement procedures Maintenance and Service GuideReverse this procedure to install the system board Fan/heat sink assembly or heat sink Remove the fan/heat sink 6. Remove the heat sink assembly Reverse this procedure to install the fan/heat sink assembly Fan for models with UMA graphics subsystems Processor Remove the processor Changing the language of Setup Utility Setup UtilityStarting Setup Utility Using Setup UtilitySetup Utility Navigating and selecting in Setup UtilityRestoring default settings in Setup Utility Displaying system informationSecurity menu Setup Utility menusExiting Setup Utility Main menuTo do this System Configuration menuDiagnostics menu SelectComputer specifications SpecificationsSpecifications 14.1-inch display specificationsSpecifications Hard drive specificationsApplicable disc Page Size System DMA specificationsHardware DMA System functionF0010000 Size Memory addressSystem function System function Hardware IRQSystem function Hardware IRQI/O address hex System function shipping configurationC6C - C6C Page C6F - C6F Phillips PM2.0×3.0 broadhead screw Screw listingPhillips PM2.0×3.0 screw Maintenance and Service GuideScrew listing Where used Two screws that secure the top cover to the base enclosure Maintenance and Service GuideScrew listing Maintenance and Service Guide Phillips PM2.0×4.0 screwWhere used Two screws that secure the modem module select models only to the system board Phillips PM2.0×10.0 captive screw Where used Two screws that secure the speakers to the top cover Phillips PM2.5×3.0 screwWhere used One screw that secures the USB board to the base enclosure Phillips PM2.5×4.0 screw Maintenance and Service Guide Phillips PM2.5×5.0 screwWhere used Six screws that secure the display panel to the display enclosure Screw listing Where used Two screws that secure the bezel to the display enclosureWhere used Two screws that secure the top cover to the base enclosure Maintenance and Service GuideWhere used Two screws that secure the system board to the base enclosure Maintenance and Service Guide Phillips PM2.5×5.0 captive screwWhere used Two screws that secure the top cover to the base enclosure Phillips PM2.5×6.0 screwMaintenance and Service Guide Screw listing7-16 Phillips PM2.5×7.0 captive screw Phillips PM2.5×10.0 screw Phillips PM2.5×17.0 screw Maintenance and Service Guide Phillips PM3.0×3.0 screwOverview Backup and recoveryCreating recovery discs Backing up your information 1. Select Start All Programs Maintenance Backup and Restore Using Windows Backup and RestoreUsing system restore points When to create restore points3. Click the System Protection tab 4. Click System Restore Performing a recoveryCreate a system restore point Restore to a previous date and time2. Click System Recovery in the Recovery Manager window Recovering from the recovery discsRecovering from the dedicated recovery partition select models only Select Start All Programs Recovery Manager Recovery ManagerConnector pin assignments Audio-in microphoneAudio-out headphone Connector pin assignments External monitorSignal HDMIRJ-11 modem select models only SignalMaintenance and Service Guide Signal RJ-45 networkUniversal Serial Bus SignalMaintenance and Service Guide Requirements for all countries and regions Power cord set requirementsApplicable note number Requirements for specific countries and regionsCountry/region Accredited agencyBattery RecyclingDisplay Recycling Perform the following steps to disassemble the display assemblyMaintenance and Service Guide 3. Remove the display bezel6. Remove the display panel assembly 2 from the display enclosure 10. Remove the display panel frame 2 from the display panel 16. Turn the display panel upside down 17. Remove the backlight frame from the display panel18. Remove the backlight from the backlight frame 23. Remove the LCD panel 24. Recycle the LCD panel and backlight Maintenance and Service Guide19. Disconnect the display cable 1 from the LCD panel 21. Release the LCD panel 3 from the display rear panelIndex f11 key 8-6 fan Page