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HP CQ40-416TU, CQ40-417TU, CQ40-408AU, CQ40-404AX, CQ40-421AX, CQ40-409TU manual

Models: CQ40-408AU CQ40-416TU CQ40-404AX CQ40-421AX CQ40-409TU CQ40-417TU

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3.Lift the fan from the base enclosure (2).

Reverse this procedure to install the fan.

82 Chapter 4 Removal and replacement procedures

Image 90

HP CQ40-416TU, CQ40-417TU, CQ40-408AU, CQ40-404AX, CQ40-421AX, CQ40-409TU manual

Contents

Compaq Presario CQ40 Notebook PC First Edition April Document Part Number Safety warning notice Iv Safety warning notice Table of contents Setup Utility Screw listing Recycling Product description Hard drives WirelessCategory Description Optical drives Serviceability End-user replaceable parts Power requirementsOperating system Preinstalled Category Description External media card TouchPad External component identificationTop components Component Description Lights Top components External component identification Panel System and Maintenance Power Options Buttons and speakers Keys Fn key Display Wireless antennas Front components Left-side components Rear component Right-side components Bottom components Service tag Illustrated part numbers catalog Computer major components Illustrated part numbers catalog Keyboard Power button board not illustratedSpeaker assembly Top cover Description Spare part number Base enclosure Bluetooth module Bluetooth module cable not illustratedBattery, 6-cell Li-Ion 2.2-Ah, 47-Wh Display assembly components 487283-001 Plastics Kit Item Description Spare part number Plastics Kit 486862-001 Mass storage devices Item Description Spare part number Miscellaneous parts Internal display switch modulePower cord Description Spare part number PFC AC adapter Sequential part number listing Spare part Description Number Sequential part number listing Illustrated part numbers catalog Service considerations Removal and replacement proceduresPreliminary replacement requirements Tools required Cables and connectors Grounding guidelines Typical electrostatic voltage levelsEvent 10% 40% 55% Packaging and transporting guidelines Equipment guidelines Material Use Voltage protection level Component replacement procedures Service tag Computer feet Battery Optical drive Hard drive Page Wlan module Page RTC battery Page Memory module Page Keyboard For use Spare part numberPage Keyboard cover Page Power button board Speaker assembly Description Spare part number Speaker assembly 486865-001Page Display assembly Page Page Page Page Page Camera module Description Spare part number Camera module 487287-001 Microphone module Top cover Page Page TouchPad button board Page Bluetooth module Description Spare part number Bluetooth module 483113-001Page Modem module select models only Page Audio board Page USB board Page Power connector cable Page System board Modem cable see Modem module select models only onPage Removal and replacement procedures Heat sink Page Processor Page Fan Description Spare part number Fan 486844-001Page Setup Utility Starting the Setup Utility Changing the language of the Setup Utility Navigating and selecting in the Setup Utility Restoring default settings in the Setup Utility Displaying system information Exiting the Setup Utility Setup Utility menus Select To do this Select Primary Hard Disk Self Test Specifications Computer specifications 14.1-in, Wxga BrightView display specifications Hard drive specifications Applicable disc Read Access timeTransfer mode Write Applicable disc Read Write CD-DA, CD+EG, CD-MIDI, CDTEXT, CD-ROM, CD-ROM XA System DMA specifications Hardware DMA System function System interrupt specifications Hardware IRQ System function System I/O address specifications Address hex System function shipping configuration System I/O address specifications System memory map specifications Size Memory address System function Screw listing Phillips PM2.0×2.0 broadhead screw Color Quantity Length Thread Head diameter Black Phillips PM2.0×3.0 screw black Phillips PM2.0×3.0 screw silver Color Quantity Length Thread Head diameter Silver Phillips PM2.0×4.0 screw Page Phillips PM2.0×10.0 captive screw Color Quantity Length Thread Head diameter Black 10.0 mm Phillips PM2.5×3.0 screw Page Page Phillips PM2.5×4.0 screw Phillips PM2.5×5.0 screw Page Page Phillips PM2.5×5.0 captive screw Phillips PM2.5×6.0 screw Page Phillips PM2.5×7.0 captive screw Phillips PM2.5×10.0 screw Phillips PM2.5×18.0 screw Color Quantity Length Thread Head diameter Black 18.0 mm Phillips PM3.0×3.0 screw Backup and recovery Recovering system information Creating recovery discs Backing up your information Backup suggestions Create a system restore point Performing a recovery Recovering from the recovery discs Audio-in microphone Connector pin assignmentsPin Signal Audio-out headphone External monitor Hdmi RJ-11 modem select models only RJ-45 network Universal Serial Bus Power cord set requirements Requirements for all countries or regions Requirements for specific countries or regions Country/region Accredited agency Applicable note number Battery RecyclingDisplay Page Page Page Page Page Symbols/Numerics IndexPage Hdmi Page