Manuals / HP / Computer Equipment / Laptop

HP CQ41-204AU, CQ41-206AU manual Rear component, Vent, Enables airflow to cool internal components

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

1 160

Download 160 pages 11.62 Kb

Page 18

Rear component

External component identification

Rear component

Component	Description

Vent	Enables airflow to cool internal components.
	✎ The computer fan starts up automatically to cool internal components
	and prevent overheating. It is normal for the internal fan to cycle on and
	off during routine operation.

Maintenance and Service Guide

2–7

Image 18

HP CQ41-204AU, CQ41-206AU Rear component, Vent, Enables airflow to cool internal components, off during routine operation

Contents

Maintenance and Service Guide Compaq Presario CQ41 Notebook PCDocument Part Number Copyright 2009 Hewlett-Packard Development Company, L.P First Edition September Document Part NumberSafety warning notice 1 Product description 2 External component identification 3 Illustrated parts catalogContents 4 Removal and replacement procedures Contents5 Setup Utility 6 Specifications7 Screw listing 10Power cord set requirements 8 Backup and recovery9 Connector pin assignments 11RecyclingProduct description Discrete graphics Discrete graphics Kensington Security Lock External component identification Top componentsTouchPad Lights Buttons and speakers Keys Display ComponentDescription Front components ComponentDescription Vent Rear componentEnables airflow to cool internal components The computer fan starts up automatically to cool internal componentsRight-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 Service tag Illustrated parts catalogComputer 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 15 Base enclosure BatteryItem Description Audio boardDisplay 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 Description Miscellaneous partsPower cords Spare part numbernumber Sequential part number listingSpare part 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 580767-001 Display bezel for models with a microphone module Maintenance and Service GuideSpare part number Description 580768-001 Display bezel for models with a webcam/microphone moduleService considerations Removal and replacement proceduresPreliminary replacement requirements Cables and connectorsGrounding guidelines Drive handlingElectrostatic discharge damage Packaging and transporting guidelines Workstation guidelinesEquipment guidelines Component replacement procedures Service tagComputer feet Maintenance and Service GuideBattery 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 5. Remove 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 Reverse this procedure to install the RTC batteryWLAN module DescriptionSpare part number Description Spare part numberNether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan Page Maintenance and Service Guide Reverse this procedure to install the WLAN moduleRemoval and replacement procedures 7. Lift the bracket 2 straight up to remove itRemove the WLAN module for models with UMA graphics subsystems Maintenance and Service Guide Reverse this procedure to install the WLAN moduleRemoval and replacement procedures 7. Lift the bracket 2 straight up to remove itOptical drive Keyboard 2. Turn the computer display-side up with the front toward you Removal and replacement proceduresMaintenance and Service Guide 3. Open the computer as far as possibleMaintenance and Service Guide 7. Remove the keyboard Reverse this procedure to install the keyboardRemoval and replacement procedures 4-23c. Optical drive see “Optical drive” on page Keyboard covera. Hard drive cover see “Hard 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 g. Speaker assembly see “Speaker assembly” on page Top coverf. Switch cover see “Keyboard cover” 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 Maintenance and Service Guide 4. Disconnect the power connector cableRemoval and replacement procedures 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 Using Setup Utility Setup UtilityStarting Setup Utility Changing the language of Setup UtilityDisplaying system information Navigating and selecting in Setup UtilityRestoring default settings in Setup Utility Setup UtilityMain menu Setup Utility menusExiting Setup Utility Security menuSelect System Configuration menuDiagnostics menu To do thisSpecifications Computer specifications14.1-inch display specifications SpecificationsHard drive specifications SpecificationsApplicable disc Page DMA System function System DMA specificationsHardware SizeF0010000 Size Memory addressSystem function Hardware IRQ System functionHardware IRQ System functionSystem function shipping configuration I/O address hexC6C - C6C Page C6F - C6F Screw listing Phillips PM2.0×3.0 broadhead screwPhillips 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 Phillips PM2.0×4.0 screw Maintenance and Service GuideWhere used Two screws that secure the modem module select models only to the system board Phillips PM2.0×10.0 captive screw Phillips PM2.5×3.0 screw Where used Two screws that secure the speakers to the top coverWhere used One screw that secures the USB board to the base enclosure Phillips PM2.5×4.0 screw Phillips PM2.5×5.0 screw Maintenance and Service GuideWhere used Six screws that secure the display panel to the display enclosure Maintenance and Service Guide Where used Two screws that secure the bezel to the display enclosureWhere used Two screws that secure the top cover to the base enclosure Screw listingWhere used Two screws that secure the system board to the base enclosure Phillips PM2.5×5.0 captive screw Maintenance and Service GuidePhillips PM2.5×6.0 screw Where used Two screws that secure the top cover to the base enclosureMaintenance 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 Phillips PM3.0×3.0 screw Maintenance and Service GuideBackup and recovery OverviewCreating recovery discs Backing up your information When to create restore points Using Windows Backup and RestoreUsing system restore points 1. Select Start All Programs Maintenance Backup and RestoreRestore to a previous date and time Performing a recoveryCreate a system restore point 3. Click the System Protection tab 4. Click System RestoreSelect Start All Programs Recovery Manager Recovery Manager Recovering from the recovery discsRecovering from the dedicated recovery partition select models only 2. Click System Recovery in the Recovery Manager windowConnector pin assignments Audio-in microphoneAudio-out headphone External monitor Connector pin assignmentsHDMI SignalRJ-11 modem select models only SignalMaintenance and Service Guide RJ-45 network SignalUniversal Serial Bus SignalMaintenance and Service Guide Power cord set requirements Requirements for all countries and regionsAccredited agency Requirements for specific countries and regionsCountry/region Applicable note numberBattery RecyclingDisplay 3. Remove the display bezel Perform the following steps to disassemble the display assemblyMaintenance and Service Guide Recycling6. 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 21. Release the LCD panel 3 from the display rear panel Maintenance and Service Guide19. Disconnect the display cable 1 from the LCD panel 23. Remove the LCD panel 24. Recycle the LCD panel and backlightIndex f11 key 8-6 fan Page