HP CQ41-212TX manual Applicable disc Read Write, Interface, Access time, Max data transfer rate

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Specifications

Blu-ray ROM DVD±R/RW SuperMulti DL Drive with LightScribe specifications

Applicable disc

Read:

Write:

CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, MIXED MODE CD, CD-I, CD-I Bridge (Photo-CD, Video CD), Multisession CD (Photo-CD, CD-EXTRA, Portfolio, CD-R, CD-RW), CD-R, CD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18), DVD-R, DVD-RW, BD-ROM, BD-R, BD-RE

CD-R, CD-RW, DVD+R, DVD+R(9), DVD+RW, DVD-R, DVD-R(9), DVD-RW, DVD-RAM, LightScribe

Interface		SATA

Access time		CD	DVD	BD
Random		< 190 ms	< 190 ms	< 230 ms

Max data transfer rate
24X CD-ROM		3,600 KB/sec
8X DVD-ROM		10,800 KB/sec
4X BD-ROM		18,000 KB/sec
16X - CD-R		1,200 KB/sec
10X - CD-RW		1,500 KB/sec
8X DVD+R		10,800 KB/sec
8X	- DVD+RW	10,800 KB/sec
8X	- DVD-R	10,800 KB/sec
6X	- DVD-RW	8,100 KB/sec
4X	- DVD+R Dual Layer	5,400 KB/sec
4X	- DVD-R Dual Layer	5,400 KB/sec
5X DVD-RAM		6,750 KB/sec

Max media capacity (read)		50.0 GB

Max media capacity (write)		8.5 GB

Transport		Tray loading

6–4	Maintenance and Service Guide

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Contents Maintenance and Service Guide Compaq Presario CQ41 Notebook PCCopyright 2009 Hewlett-Packard Development Company, L.P Safety warning notice Contents Setup Utility 10Recycling Graphics Product descriptionChipset PanelMicrophone Hard driveOptical drive AudioCards Power requirementsExternal media PortsServiceability Operating systemTouchPad External component identificationTop components Component DescriptionLights Security Power Options Buttons and speakersKeys Component Description Esc keyFn key Display Front components Rear component Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Service tag Illustrated parts catalogComputer major components Top cover Item DescriptionKeyboard cover TouchPad bracketDescription Spare Part Number Power connector and cable Description Spare Part Number Base enclosure Audio boardDisplay assembly Plastics Kit Item Description Spare part number Plastics Kit 486862-001Mass storage devices Item Description Spare part numberDescription Spare part number AC adapters Power cordsMiscellaneous parts Screw KitSequential part number listing Spare part Number DescriptionSpare part Number Description Spare part Number Description Zambia, and Zimbabwe Service considerations Removal and replacement proceduresPreliminary replacement requirements Tools requiredGrounding guidelines Drive handlingPackaging and transporting guidelines Equipment guidelines Component replacement procedures Service tagComputer feet Battery Hard drive Removal and replacement procedures Memory module Removal and replacement procedures RTC battery Removal and replacement procedures Wlan module 518436-002 Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Optical drive Keyboard Removal and replacement procedures Keyboard cover Optical drive see Optical drive on Keyboard see Keyboard onRemoval and replacement procedures Speaker assembly Removal and replacement procedures Display assembly Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Webcam/microphone module select models only Microphone module Top cover Removal and replacement procedures Reverse this procedure to install the top cover Bluetooth module and cable select models only Removal and replacement procedures Modem module Removal and replacement procedures Audio board Removal and replacement procedures USB board Removal and replacement procedures Power connector and cable Removal and replacement procedures System board Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Heat sink/fan assembly or heat sink Removal and replacement procedures Removal and replacement procedures Reverse this procedure to install the fan/heat sink assembly Fan for models with UMA graphics subsystems Processor Removal and replacement procedures Using Setup Utility Setup UtilityStarting Setup Utility Changing the language of Setup UtilityNavigating and selecting in Setup Utility Restoring default settings in Setup UtilityDisplaying system information Main menu Setup Utility menusExiting Setup Utility Security menuSystem Configuration menu Diagnostics menuSpecifications Computer specificationsDisplay specifications Hard drive specifications Interface Access timeApplicable disc Read Write Max data transfer rateDVD±RW SuperMulti DL Drive with LightScribe specifications Max media capacity read Max media capacity write TransportSystem DMA specifications Hardware DMA System functionHardware IRQ System function Atheros AR5009 802.11a/g/n WiFi Adapter Address hex System function shipping configuration CD0 CDB 010 01F Address hex System function shipping configuration Backup and recovery OverviewPage Backing up your information Using Windows Backup and Restore Using system restore pointsPerforming a recovery To Create a system restore pointRecovering from the recovery discs Audio-in microphone Connector pin assignmentsPin Signal Audio-out headphoneExternal monitor Hdmi RJ-11 modem select models only RJ-45 network Universal Serial Bus Power cord set requirements Requirements for all countries and regionsRequirements for specific countries and regions Country/region Accredited agency Applicable note numberBattery RecyclingDisplay Recycling Maintenance and Service Guide 10-3 10-4 Maintenance and Service Guide 10-5 10-6 Index F11 key 7-6 fan Esc Index-4 Index-5

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