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HP CQ41-205AX, CQ41-206AU RJ-11 modem select models only, Signal, Maintenance and Service Guide

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

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RJ-11 (modem) (select models only)

Connector pin assignments

RJ-11 (modem) (select models only)

Pin	Signal

1	Unused

2	Tip

3	Ring

4	Unused

5	Unused

6	Unused

9–4	Maintenance and Service Guide

Image 145

HP CQ41-205AX, CQ41-206AU, CQ41-204AU, CQ41-206AX manual RJ-11 modem select models only, Signal, Maintenance and Service Guide

Contents

Compaq Presario CQ41 Notebook PC Maintenance and Service GuideDocument Part Number First Edition September Document Part Number Copyright 2009 Hewlett-Packard Development Company, L.PSafety warning notice 3 Illustrated parts catalog 1 Product description 2 External component identificationContents Contents 4 Removal and replacement procedures6 Specifications 5 Setup Utility7 Screw listing 9 Connector pin assignments 8 Backup and recovery10Power cord set requirements 11RecyclingProduct description Discrete graphics Discrete graphics Kensington Security Lock Top components External component identificationTouchPad Lights Buttons and speakers Keys Component DisplayDescription Component Front componentsDescription Enables airflow to cool internal components Rear componentVent The computer fan starts up automatically to cool internal componentsComponent Right-side componentsDescription Left-side components Component Bottom componentsDescription Wireless antennas Batteries and power cords vary in appearance by country or region Additional hardware componentsMaintenance and Service Guide Illustrated parts catalog Service tagMaintenance and Service Guide Computer major componentsIllustrated parts catalog Fan for models with UMA graphics subsystems Item DescriptionSpare 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 Description Power connector and cableSpare Part Number Item Description Battery15 Base enclosure Audio boardDisplay assembly 1 Hard drive cover includes two captive screws Plastics Kit2 Memory module compartment cover 3 Mini Card compartment cover Item Description Mass storage devicesSpare part number Power cords Miscellaneous partsDescription Spare part numberSpare part Sequential part number listingnumber DescriptionCameroon, 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 Spare part number Description Maintenance and Service Guide580767-001 Display bezel for models with a microphone module 580768-001 Display bezel for models with a webcam/microphone modulePreliminary replacement requirements Removal and replacement proceduresService considerations Cables and connectorsDrive handling Grounding guidelinesElectrostatic 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 4. Release the two-sided tape 2 that holds the RTC battery 3. Disconnect the RTC battery cable 1 from the system board5. Remove the RTC battery Reverse this procedure to install the RTC batteryDescription WLAN moduleSpare part number Spare part number DescriptionNether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan Page Removal and replacement procedures Reverse this procedure to install the WLAN moduleMaintenance and Service Guide 7. Lift the bracket 2 straight up to remove itRemove the WLAN module for models with UMA graphics subsystems Removal and replacement procedures Reverse this procedure to install the WLAN moduleMaintenance and Service Guide 7. Lift the bracket 2 straight up to remove itOptical drive Keyboard Maintenance and Service Guide Removal and replacement procedures2. Turn the computer display-side up with the front toward you 3. Open the computer as far as possibleRemoval and replacement procedures 7. Remove the keyboard Reverse this procedure to install the keyboardMaintenance and Service Guide 4-23a. Hard drive cover see “Hard drive” on page Keyboard coverc. Optical drive see “Optical drive” on page d. Keyboard see “Keyboard” 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 f. Switch cover see “Keyboard cover” on page Top coverg. Speaker assembly see “Speaker assembly” on page h. Display assembly see “Display 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 Removal and replacement procedures 4. Disconnect the power connector cableMaintenance and Service Guide 4-50Reverse 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 Starting Setup Utility Setup UtilityUsing Setup Utility Changing the language of Setup UtilityRestoring default settings in Setup Utility Navigating and selecting in Setup UtilityDisplaying system information Setup UtilityExiting Setup Utility Setup Utility menusMain menu Security menuDiagnostics menu System Configuration menuSelect To do thisComputer specifications SpecificationsSpecifications 14.1-inch display specificationsSpecifications Hard drive specificationsApplicable disc Page Hardware System DMA specificationsDMA System function SizeF0010000 Memory address SizeSystem 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 listingMaintenance and Service Guide Phillips PM2.0×3.0 screwScrew listing Maintenance and Service Guide Where used Two screws that secure the top cover to the base enclosureScrew 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 Where used Two screws that secure the top cover to the base enclosure Where used Two screws that secure the bezel to the display enclosureMaintenance and Service Guide Screw listingWhere 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 screwScrew listing Maintenance and Service Guide7-16 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 Using system restore points Using Windows Backup and RestoreWhen to create restore points 1. Select Start All Programs Maintenance Backup and RestoreCreate a system restore point Performing a recoveryRestore to a previous date and time 3. Click the System Protection tab 4. Click System RestoreRecovering from the dedicated recovery partition select models only Recovering from the recovery discsSelect Start All Programs Recovery Manager Recovery Manager 2. Click System Recovery in the Recovery Manager windowAudio-in microphone Connector pin assignmentsAudio-out headphone Connector pin assignments External monitorSignal HDMISignal RJ-11 modem select models onlyMaintenance and Service Guide Signal RJ-45 networkSignal Universal Serial BusMaintenance and Service Guide Requirements for all countries and regions Power cord set requirementsCountry/region Requirements for specific countries and regionsAccredited agency Applicable note numberRecycling BatteryDisplay Maintenance and Service Guide Perform the following steps to disassemble the display assembly3. Remove the display bezel Recycling6. Remove the display panel assembly 2 from the display enclosure 10. Remove the display panel frame 2 from the display panel 17. Remove the backlight frame from the display panel 16. Turn the display panel upside down18. Remove the backlight from the backlight frame 19. Disconnect the display cable 1 from the LCD panel Maintenance and Service Guide21. Release the LCD panel 3 from the display rear panel 23. Remove the LCD panel 24. Recycle the LCD panel and backlightIndex f11 key 8-6 fan Page