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Compaq CQ42 manual Built-in device options

Models: CQ42

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Select	To do this

Built-in device options	●	Enable/disable embedded WLAN Device Radio.
	● Enable/disable embedded Bluetooth Device Radio.
	● Enable/disable Network Interface Controller (NIC)
	●	Enable/disable LAN/WLAN Switching.
	● Enable/disable Wake on LAN.
	● Enable/disable the integrated camera (webcam)

Port options	●	Enable/disable USB port.
	●	Enable/disable ExpressCard slot.

Computer Setup in Linux 95

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Compaq CQ42 manual Built-in device options

Contents

SUMMARY Maintenance and Service GuideCompaq Presario CQ42 Notebook PC and HP G42 Notebook PC Copyright 2010 Hewlett-Packard Development Company, L.P Safety warning notice iv Safety warning notice Revision MSG revision historyPublication date Descriptionvi MSG revision history Table of contents Electrostatic discharge damage 7 Backup and recovery 6 Specifications8 Connector pin assignments 9 Power cord set requirementsRequirements for specific countries or regions BatteryDisplay 10 Recycling1 Product description 2 Chapter 1 Product description Category 4 Chapter 1 Product description Category 6 Chapter 1 Product description Category Identifying the hardware 2 External component identification1. Select Start My Computer 3. Select Hardware tab Device ManagerTouchPad Top components10 Chapter 2 External component identification LightsButton and speakers 12 Chapter 2 External component identification KeysInternal microphone DisplayRecords sound Integrated webcam select models only14 Chapter 2 External component identification Right-side componentsLeft-side components 16 Chapter 2 External component identification Bottom componentsWireless antennas Additional hardware components Serial number location 3 Illustrated parts catalogComputer major components 20 Chapter 3 Illustrated parts catalogSpare part number For use with integrated microphone and webcam Presario, biscotti 22 Chapter 3 Illustrated parts catalog Computer major components Battery Bluetooth module24 Chapter 3 Illustrated parts catalog Descriptionon page Computer major components26 Chapter 3 Illustrated parts catalog Display assembly components4 Webcam cable 28 Chapter 3 Illustrated parts catalog Plastics KitMass storage devices Mass storage devices30 Chapter 3 Illustrated parts catalog Miscellaneous partsSequential part number listing Sequential part number listingSpare part 32 Chapter 3 Illustrated parts catalogDescription numberSpare part Sequential part number listingDescription numberSpare part 34 Chapter 3 Illustrated parts catalogDescription numberSpare part Sequential part number listingDescription numberPreliminary replacement requirements 4 Removal and replacement proceduresService considerations Tools requiredDrive handling Cables and connectorsElectrostatic discharge damage Grounding guidelinesWorkstation guidelines Packaging and transporting guidelinesEquipment guidelines Serial number Component replacement procedures42 Chapter 4 Removal and replacement procedures Computer feetBattery Hard drive Component replacement procedures 46 Chapter 4 Removal and replacement procedures Reverse this procedure to install the hard drive6. Disconnect the hard drive cable from the system board 7. Remove the hard driveOptical drive 48 Chapter 4 Removal and replacement procedures 4. Remove the optical drive7. Remove the optical drive bracket 4. Remove the battery see Battery on page WLAN moduleComponent replacement procedures Before removing the WLAN module, follow these stepsReverse this procedure to install a WLAN module 50 Chapter 4 Removal and replacement procedures4. Disconnect the two WLAN antenna cables 1 from the WLAN module Memory module Reverse this procedure to install a memory module 52 Chapter 4 Removal and replacement procedures5. Remove the module 2 by pulling it away from the slot at an angle Keyboard 54 Chapter 4 Removal and replacement procedures 8. Remove the keyboard Reverse this procedure to install the keyboardTop cover a. Battery see Battery on pageb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page4. Turn the computer display-side up with the front toward you 56 Chapter 4 Removal and replacement procedures5. Open the computer as far as possible 8. Disconnect the speaker cable 3 from the system boardComponent replacement procedures Reverse this procedure to install the switch coverSpeaker assembly a. Optical drive see Optical drive on pageb. Keyboard see Keyboard on page c. Top cover see Top cover on page a. Hard drive see Hard drive on page Power button boardc. Keyboard see Keyboard on page d. Top cover see Top cover on page b. Optical drive see Optical drive on pagea. Hard drive see Hard drive on page TouchPad button boardb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page d. Top cover see Top cover on pagea. Hard drive see Hard drive on page Modem moduleb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page d. Top cover see Top cover on page5. Remove the modem module 62 Chapter 4 Removal and replacement proceduresa. Hard drive see Hard drive on page Bluetooth moduleb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page d. Top cover see Top cover on pagea. Hard drive see Hard drive on page USB boardb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page d. Top cover see Top cover on pagea. Hard drive see Hard drive on page Power connector cableb. Optical drive see Optical drive on page c. Keyboard see Keyboard on page d. Top cover see Top cover on pagea. Keyboard see Keyboard on page Display assemblyc. Top cover see Top cover on page b. Optical drive see Optical drive on page8. Remove the display assembly Component replacement procedures6. Disconnect the webcam cable 2 from the system board 68 Chapter 4 Removal and replacement procedures 1 Two Mylar screw covers on the display bezel bottom edge2 Two Phillips PM2.5×4.0 screws Component replacement procedures 2. The display panel is available using the spare part numbera. Turn the display panel upside down in front of you b. Peel back the tape that secures the cable to the display70 Chapter 4 Removal and replacement procedures 18. Detach the wireless antenna 2 from the display back coverComponent replacement procedures 72 Chapter 4 Removal and replacement procedures Reverse this procedure to reassemble and install the display assemblySystem board RTC battery see RTC battery on pageMemory modules see Memory module on page WLAN module see WLAN module on pageg. Display assembly see Display assembly on page f. Speaker assembly see Speaker assembly on pagePower connector cable see Power connector cable on page Bluetooth cable see Bluetooth module on pageProcessor see Processor on page Fan/heat sink assembly see Fan/heat sink assembly on pageh. System board see System board on page Optical drive SATA cable and connectorf. Speaker assembly see Speaker assembly on page g. Display assembly see Display assembly on pageComponent replacement procedures f. Speaker assembly see Speaker assembly on page RTC batteryg. Display assembly see Display assembly on page a. Hard drive see Hard drive on page b. WLAN see WLAN module on page3. Remove the RTC battery Reverse this procedure to install the RTC batteryComponent replacement procedures e. Speaker assembly see Speaker assembly on page Fan/heat sink assemblyf. Display assembly see Display assembly on page g. System board see System board on pageComponent replacement procedures 4. Remove the fan/heat sink assembly82 Chapter 4 Removal and replacement procedures Reverse this procedure to install the fan/heat sink assembly4. Remove the battery see Battery on page ProcessorComponent replacement procedures NOTE All processor spare part kits include thermal materiale. Speaker assembly see Speaker assembly on page d. Top cover see Top cover on pagef. Display assembly see Display assembly on page g. System board see System board on pageComputer Setup in Windows 5 Setup UtilityStarting Setup Utility Using Setup UtilityDisplaying system information Navigating and selecting in Setup UtilityRestoring default settings in Setup Utility Exiting Setup Utility Setup Utility menusMain menu Security menuSystem Configuration menu Diagnostics menuand f12 functions of Setup Utility in intervals of 5 seconds each Starting Computer Setup Computer Setup in LinuxUsing Computer Setup Navigating and selecting in Computer SetupRestoring factory settings in Computer Setup File menu Computer Setup menusDiagnostics menu Computer Setup in LinuxSecurity menu 94 Chapter 5 Setup Utility System Configuration menuBuilt-in device options Computer specifications 6 Specifications35.6-cm 14.0-in display specifications 35.6-cm 14.0-in display specifications98 Chapter 6 Specifications Hard drive specificationsDVD±RW SuperMulti Double-Layer Drive with LightScribe specifications DVD±RW SuperMulti Double-Layer Drive with LightScribe specifications100 Chapter 6 Specifications 1. Select Start Computer System resource specificationsResources by type Resources by connection 4. Click Device ManagerWindows 7 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 Performing a recoveryWhen to create restore points Create a system restore pointRecovering 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 windowLinux backup and recovery 8 Connector pin assignments Audio-out headphoneAudio-in microphone 110 Chapter 8 Connector pin assignments External monitorRJ-11 modem RJ-45 networkRJ-11 modem 112 Chapter 8 Connector pin assignments HDMIUniversal Serial Bus Universal Serial BusRequirements for all countries or regions 9 Power cord set requirementsCountry/region Requirements for specific countries or regionsAccredited agency Applicable note numberBattery 10 RecyclingDisplay Perform the following steps to disassemble the display assembly 3. Remove the display bezelDisplay 6. Remove the display panel assembly 2 from the display enclosure 7. Turn the display panel assembly upside-down118 Chapter 10 Recycling 12. Lift the top edge of the backlight cover 2 and swing it outward 10. Remove the display panel frame 2 from the display panel13. Remove the backlight cover 14. Turn the display panel right-side up16. Turn the display panel upside-down 17. Remove the backlight frame from the display panel120 Chapter 10 Recycling 19. Disconnect the display panel cable 1 from the LCD panel 18. Remove the backlight from the backlight frame21. Release the LCD panel 3 from the display rear panel 23. Remove the LCD panel 24. Recycle the LCD panel and backlightIndex Symbols/NumericsJ jacks I inverterPage