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HP LJ540UT 14 LJ540UT#ABA, PB 6460B LQ177AW#ABA, QS020US, QX760US, 8460p LJ541UT 14.0 LJ541UT#ABA

Models: QS020US 8460p LJ541UT 14.0 LJ541UT#ABA QX760US LJ540UT 14 LJ540UT#ABA PB 6460B LQ177AW#ABA

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Page 113

2.Disconnect the cable from the system board (1), and then lift the lid switch and cable straight up and off the computer (2).

Reverse this procedure to install the lid switch.

Component replacement procedures 105

Image 113

HP LJ540UT 14 LJ540UT#ABA, PB 6460B LQ177AW#ABA, QS020US, QX760US, 8460p LJ541UT 14.0 LJ541UT#ABA manual

Contents

Maintenance and Service Guide Page Safety warning notice Iv Safety warning notice Table of contents 123 146 Viii Intel Core i5 processors, Dual Core Intel Core i7 processor, Dual Core Intel Core i3 processors, Dual Core Category Description HP ProBook HP EliteBook 6460b 8460pIntel Celeron processors Chipset Hard drives MemoryFlash cache Microphone Upgrade bayAudio Webcam Ethernet Wireless Integrated Wlan options by way of wireless moduleIntegrated Wwan options by way of wireless module Ports External media cardDocking Keyboard/pointing Security Power requirementsOperating system Preinstalled Preinstalled with Microsoft Office Serviceability End-user replaceable parts Restore MediaWeb-only support Certified Component Description Display HP Webcam To use the webcam, select Start All Programs HP External component identification TouchPad Top Lights Top Buttons and fingerprint reader System and Maintenance Power Options Security Power OptionsWindows 7-SelectStart Control Panel System Windows Vista-SelectStart Control Panel Esc key Keys Num lk key Front All Programs SRS Premium Sound Left Rear Right External component identification Start All Programs SRS Premium Sound Bottom External component identification Illustrated parts catalog Service tag Illustrated parts catalog Computer major components RTC battery Lid switch board includes cableExpressCard assembly Description Spare part number Display panel Not spared Wlan module Description Spare part numberModem module Computer major components 593530-001 Intel Core i7 processors, Dual Core Processor Intel Core i7 processors, Quad Core Fan Intel Celeron processor, Dual CoreWwan modules Optical drive Battery, Li-ion Speaker assembly Webcam module with microphone Display components Display Cable Kit Display hinge coversWlan antennas Wwan antennas Display Latch Kit not illustrated Item Description Spare part numberDisplay Screw Kit not illustrated Display Rubber Kit not illustrated Item Description Spare part number Cable Kit 641830-001 Cable Kit Plastics Kit Description Spare part number Optical drive Upgrade Bay Hard Drive Adapter KitMass storage devices Miscellaneous parts Spare part Description Number Sequential part number listing Illustrated parts catalog Yemen, Zaire, Zambia, and Zimbabwe Illustrated parts catalog Sequential part number listing Illustrated parts catalog Sequential part number listing Illustrated parts catalog Sequential part number listing Illustrated parts catalog Sequential part number listing WWAN, and 512-MB graphics Ukraine and the Peoples Republic of China Tools required Preliminary replacement requirementsService considerations Cables and connectors Event 10% 40% 55% Grounding guidelinesTypical electrostatic voltage levels Packaging and transporting guidelines Material Use Voltage protection level Equipment guidelines Service tag Component replacement procedures Computer feet Battery SIM Display bezels Description Spare part number Display panelsMicrophone modules Display Screw KitPage Page Page Component replacement procedures Bottom door Smart card reader For use in 8460w models Optical driveDescription Spare part number For use in 6460b/8460p models Page Upgrade bay Page Hard drive Page Description Spare part number RTC battery 651948-001 RTC battery Memory modules Update Bios before adding memory modulesPage Wwan module Page Wlan module Removal and replacement procedures Description Spare part number Page Page Description Spare part number Bluetooth module 537921-001 Bluetooth module Description Spare part number Modem module 628824-001 Modem module Description Spare part number Fan 641839-001 Fan Heat sink Page Page Processor Page Keyboard Page For use in 8460p models Bottom coverDescription Spare part number For use in 6460b models Page Page Page Fingerprint reader board Page Lid switch Page Description Spare part number Speaker assembly 641840-001 Speaker assemblyPage RJ-11 connector cable Page Page Page Page Page Page Page For use only in Russia and China System board Description Spare part number Page Page Description Spare part number USB 3.0 board 642762-001 USB 3.0 board ExpressCard assembly Page Navigating and selecting in Computer Setup Using Computer SetupStarting Computer Setup Restoring factory settings in Computer Setup Determining the Bios version Updating the Bios Using System Diagnostics Computer specifications 35.6-cm 14.0-in, HD display specifications Pixel resolution 35.6-cm 14.0-in, HD+ display specificationsColor gamut Viewing angle @ CR10 Hard drive specifications DVD±RW and CD-RW SuperMulti DL Combo Drive specifications CD-DA, CD+EG, CD-MIDI, CDTEXT, CD-ROM, CD-ROM XA Blu-ray Disc ROM with SuperMulti DVD±R/RW DL Drive Maximum Media Capacity write Data transfer rate Blu-ray BD-R/RE + Dvdsm DL DriveMaximum Media Capacity read Cache buffer DVD-ROM Drive specificationsApplicable disc Specification information in Device Manager Backing up your information Windows Select Start All Programs Maintenance Backup and Restore Performing a system recovery Using the Windows recovery tools Using a Windows 7 operating system DVD purchased separately Windows Vista Performing a recovery Using f11 recovery tools Follow the on-screen instructions Windows Vista Requirements for all countries and regions Power cord set requirements Country/region Accredited agency Applicable note number Requirements for specific countries and regions Recycling BatteryPage Page Page Page Page Index Jacks