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HP B1285TU Remove the modem module and modem module cable, Removal and replacement procedures

Models: B1225TU B1205VU B1283TU B1227TU

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3. Disconnect the modem module (2) from the system board by lifting it straight up.

4. Remove the modem module and modem module cable.

Reverse this procedure to install the modem module and modem module cable.

74 Chapter 4 Removal and replacement procedures

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HP B1285TU, B1201VU, B1203VU, B1200 manual Remove the modem module and modem module cable, Removal and replacement procedures

Contents

Maintenance and Service Guide Compaq Presario B1200 Notebook PCCopyright 2007 Hewlett-Packard Development Company, L.P Safety warning notice iv Safety warning notice 1 Product description 2 External component identification Table of contentsRemoval and replacement procedures Illustrated parts catalogSpecifications Setup UtilityScrew listing Power cord set requirements 8 Backup and Recovery9 Connector pin assignments RecyclingPage Category 1 Product descriptionDescription Category 2 Chapter 1 Product descriptionDescription Category Integrated personal area network PAN options by way of BluetoothDescription Category Serviceability4 Chapter 1 Product description DescriptionComponent 2 External component identificationDisplay components DescriptionComponent Top componentsPointing devices FunctionPower Options ButtonsControl Panel System and Maintenance ComponentFunction KeysComponent esc keyComponent LightsDescription Component Blinking The volume scroll zone is being used to decrease10 Chapter 2 External component identification DescriptionComponent Front componentsProduces sound when connected to optional powered stereo FunctionComponent Left-side components12 Chapter 2 External component identification FunctionFunction Right-side componentsComponent Connects an optional S-Video device such as a televisionComponent Bottom components14 Chapter 2 External component identification Function3 Illustrated parts catalog Serial number locationComputer major components 16 Chapter 3 Illustrated parts catalogBluetooth module RTC batterySpeaker assembly DescriptionSpare part 18 Chapter 3 Illustrated parts catalogDescription numbernumber DescriptionSpare part Broadcom 802.11a/b/g WLAN modulesSpare part 20 Chapter 3 Illustrated parts catalogItem Description numberSpare part number Cable KitItem Description Cable KitSpare part number Plastics KitItem Description Plastics KitSpare part number Mass storage devicesItem Description DescriptionDescription Miscellaneous parts24 Chapter 3 Illustrated parts catalog Spare part numberSequential part number listing Spare part Description number26 Chapter 3 Illustrated parts catalog Spare part Description numberDescription Sequential part number listingSpare part numberDescription 28 Chapter 3 Illustrated parts catalogSpare part numberService considerations 4 Removal and replacement proceduresPreliminary replacement requirements Tools requiredCables and connectors Drive handlingGrounding guidelines Electrostatic discharge damagePackaging and transporting guidelines Workstation guidelinesMaterial Equipment guidelinesVoltage protection level Unknown user password Component replacement procedures Serial numberComputer feet 36 Chapter 4 Removal and replacement proceduresBattery Camera module 7. Disconnect the camera module cable 2 from the camera module Component replacement procedures8. Remove the camera module and bracket 40 Chapter 4 Removal and replacement procedures Reverse this procedure to reassemble and install the camera module10. Remove the camera module bracket 2 from the camera module Hard drive 6. Remove the hard drive 4 from the hard drive bay Reverse this procedure to reassemble and install the hard drive42 Chapter 4 Removal and replacement procedures 8. Lift the bracket 2 straight up to remove it from the hard driveMemory module Reverse this procedure to install a memory module 44 Chapter 4 Removal and replacement proceduresDescription WLAN moduleSpare part number Before removing the WLAN module, follow these steps 4. Remove the battery see Battery on page Remove the WLAN module46 Chapter 4 Removal and replacement procedures 2. Disconnect all external devices connected to the computerReverse this procedure to install the WLAN module Component replacement proceduresOptical drive Component replacement procedures Reverse this procedure to reassemble and install an optical drive7. Remove the optical drive bracket Keyboard 8. Remove the keyboard Reverse this procedure to install the keyboard Component replacement proceduresSwitch cover Component replacement procedures 6. Remove the switch coverReverse this procedure to install the switch cover 5. Disconnect the LED board cable 1 from the system boardDisplay assembly 5. Disconnect the display panel cable 1 from the system board 9. Lift the display assembly 2 straight up and remove itComponent replacement procedures 6. Disconnect the camera cable 2 from the system board56 Chapter 4 Removal and replacement procedures Component replacement procedures 17. Remove the display panel 2 from the display enclosureReverse this procedure to reassemble and install the display assembly 58 Chapter 4 Removal and replacement proceduresTop cover d. Switch cover see Switch cover on pagee. Display assembly see Display assembly on page a. Hard drive see Hard drive on page2 Seven Phillips PM2.5×7.0 screws 3 Three Phillips PM2.0×3.0 screws 60 Chapter 4 Removal and replacement procedures2. Remove the following 3. Turn the computer right-side up, with the front toward youComponent replacement procedures Reverse this procedure to install the top cover7. Lift the top cover 3 straight up and remove it d. Switch cover see Switch cover on page RTC batteryf. Top cover see Top cover on page e. Display assembly see Display assembly on pageReverse this procedure to install the RTC battery 2. Remove the RTC batteryComponent replacement procedures e. Display assembly see Display assembly on page Front LED boardd. Switch cover see Switch cover on page a. Hard drive see Hard drive on pagea. Hard drive see Hard drive on page Bluetooth moduled. Switch cover see Switch cover on page b. Optical drive see Optical drive on pagee. Display assembly see Display assembly on page Speaker assemblyf. Top cover see Top cover on page d. Switch cover see Switch cover on page 4. Remove the battery see Battery on pagea. Hard drive see Hard drive on page d. Switch cover see Switch cover on page g. Bluetooth module see Bluetooth module on pageMicrophone e. Display assembly see Display assembly on pageMemory module see Memory module on page ExpressCard assembly see ExpressCard assembly on pageSystem board WLAN module see WLAN module on pageReverse this procedure to install the system board 70 Chapter 4 Removal and replacement proceduresd. Switch cover see Switch cover on page ExpressCard assemblyh. System board see System board on page e. Display assembly see Display assembly on page72 Chapter 4 Removal and replacement procedures 4. Remove the ExpressCard assembly from the system boardReverse this procedure to install the ExpressCard assembly 3. Turn the system board right-side up, with the left side toward youe. Display assembly see Display assembly on page Modem moduled. Switch cover see Switch cover on page g. Bluetooth module see Bluetooth module on page74 Chapter 4 Removal and replacement procedures 4. Remove the modem module and modem module cableg. Bluetooth module see Bluetooth module on page d. Switch cover see Switch cover on pagee. Display assembly see Display assembly on page a. Hard drive see Hard drive on page76 Chapter 4 Removal and replacement procedures Reverse this procedure to install the fan4. Remove the fan 3 from the heat sink d. Switch cover see Switch cover on page Heat sinkh. System board see System board on page i. Fan see Fan on page e. Display assembly see Display assembly on page78 Chapter 4 Removal and replacement procedures Reverse this procedure to install the heat sink3. Remove the heat sink 3 by lifting it straight up e. Display assembly see Display assembly on page Processord. Switch cover see Switch cover on page g. Bluetooth module see Bluetooth module on pagei. Fan see Fan on page j. Heat sink see Heat sink on page Remove the processorStarting the Setup Utility 5 Setup UtilityChanging the language of the Setup Utility 2. Select Exit Load Setup Defaults, and then press enter Navigating and selecting in the Setup UtilityRestoring default settings in the Setup Utility Displaying system informationSetup Utility menus Using advanced Setup Utility featuresClosing the Setup Utility Main menuSecurity menu System Configuration menuDiagnostics menu SelectComputer specifications 6 SpecificationsMetric Metric 12.1-inch, WXGA display specifications86 Chapter 6 Specifications Metric160-GB Hard drive specifications200-GB 120-GBDVD/CD-RW Combo Drive specifications 88 Chapter 6 SpecificationsDVD-ROM Drive Hardware DMA System DMA specifications90 Chapter 6 Specifications System functionHardware IRQ System interrupt specificationsSystem function System function shipping configuration System I/O address specifications92 Chapter 6 Specifications I/O address hexSystem function shipping configuration System I/O address specificationsI/O address hex Size System memory map specifications94 Chapter 6 Specifications Memory address7 Screw listing Phillips PM2.0×4.0 screw96 Chapter 7 Screw listing Where used 3 screws that secure the fan to the heat sink Phillips PM2.0×4.0 screwColor Where usedPhillips PM2.0×5.0 captive screw QuantityQuantity Phillips PM2.5×12.0 captive screwColor LengthQuantity Phillips PM3.0×4.0 screwColor LengthQuantity Phillips PM2.5×4.0 screwColor LengthWhere used 2 screws that secure the modem module to the system board Where used 2 screws that secure the top cover to the base enclosure102 Chapter 7 Screw listing Color Phillips PM2.5×7.0 screwWhere used QuantityWhere used 7 screws that secure the top cover to the base enclosure Where used 3 captive screws that secure the keyboard to the computer104 Chapter 7 Screw listing Where used 2 screws that secure the top cover to the base enclosure Phillips PM2.5×7.0 screwQuantity Phillips PM2.0×3.0 screwColor LengthPhillips PM2.0×3.0 screw Quantity Phillips PM2.5×5.0 screwColor LengthQuantity Torx T8M2.5×6.0 screwColor LengthQuantity Torx T8M2.5×5.0 screwColor LengthQuantity Phillips PM2.5×6.0 screwColor LengthQuantity Phillips PM2.0×6.0 screwColor LengthQuantity Phillips PM2.0×6.0 shoulder screwColor LengthWhen to back up 8 Backup and RecoveryRecovering system information Backing up your informationCreate a system restore point Using system restore pointsWhen to create restore points 1. Select Start Control Panel System and Maintenance System1. Select Start All Programs Recovery Manager Recovery Manager Creating recovery discsRestore to a previous date and time 3. Click Recovery disc creation, and then click NextReinstalling preinstalled programs and drivers Reinstalling software programs and driversa. Select Start Control Panel Programs Uninstall a program Recovering from the partition on the hard drive Performing a recoveryRecovering from the recovery discs Select Start All Programs Recovery Manager Recovery Manager2. Select Start All Programs Recovery Manager Recovery Manager Deleting the recovery partition on the hard driveUpdating reinstalled software 4. Click Remove recovery partition, and then click NextAudio-in microphone 9 Connector pin assignmentsAudio-out headphone SignalSignal External monitorExternal monitor 122 Chapter 9 Connector pin assignments RJ-11 modemSignal Signal RJ-45 networkRJ-45 network 124 Chapter 9 Connector pin assignments S-Video-outSignal Signal Universal Serial BusUniversal Serial Bus 10 Power cord set requirements Requirements for all countries and regionsAccredited agency Requirements for specific countries and regionsCountry/region Applicable note number11 Recycling BatteryDisplay 3. Remove the display bezel Perform the following steps to disassemble the display assemblyDisplay 7. Turn the display panel assembly upside down 6. Remove the display panel assembly 2 from the display enclosure130 Chapter 11 Recycling 13. Remove the backlight cover 10. Remove the display panel frame 2 from the display panel12. Lift the top edge of the backlight cover 2 and swing it outward 14. Turn the display panel right-side up17. Remove the backlight frame from the display panel 16. Turn the display panel upside down132 Chapter 11 Recycling 21. Release the LCD panel 3 from the display rear panel 18. Remove the backlight from the backlight frame19. Disconnect the display panel cable 1 from the LCD panel 23. Remove the LCD panel 24. Recycle the LCD panel and backlightIndex Ethernet, product description ExpressCard assemblyvolume mute memory module compartmentPage