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Hitachi 2730P manual Audio-inmicrophone, Audio-outheadphone

Models: 2730P

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Page 106

Audio-in (microphone)

Connector pin assignments

Audio-in (microphone)

Pin	Signal

1	Audio signal in

2	Audio signal in

3	Ground

Audio-out (headphone)

Pin	Signal

1	Audio out, left channel

2	Audio out, right channel

3	Ground

9–2	Maintenance and Service Guide

Image 106

Hitachi 2730P manual Audio-inmicrophone, Audio-outheadphone

Contents

Document Part Number: Maintenance and Service GuideHP EliteBook 2730p Notebook PC OctoberPage First Edition: October Document Part Number: MSG revision history Safety warning notice Page 2External component identification 4 Removal and replacement procedures1Product description 3 Illustrated parts catalog8 Backup and recovery 5 Computer Setup6 Specifications 7 Screw listing11Recycling 9 Connector pin assignments10Power cord set requirements IndexProduct description Category Category Category Restore mediaServiceability DescriptionExternal component identification Wireless antenna locationsTop components Display components Buttons and switches Component KeysItem DescriptionLights Component Pointing devicesItem DescriptionItem Front componentsSystem and Maintenance > Power Options ComponentRight-sidecomponents Left-sidecomponents Pen holder Rear components Bottom components Illustrated parts catalog Serial number locationComputer major components Illustrated parts catalogItem Description Item Spare Part Number ItemDescription WLAN moduleDescription Hard drive connector cable not illustratedItem Spare Part NumberSpare part number Cable KitItem Description Cable KitMass storage devices Illustrated parts catalogDescription Plastics KitItem Spare part numberDescription Miscellaneous partsPower cords Spare part numberSpare part number Sequential part number listingDescription 487330-002 501493-001 501495-001 Service considerations Removal and replacement proceduresPreliminary replacement requirements Cables and connectorsDrive handling Grounding guidelinesElectrostatic discharge damage Relative humidity Packaging and transporting guidelinesTypical electrostatic voltage levels EventWorkstation guidelines Equipment guidelinesUnknown user password Component replacement procedures Serial number locationRemoval and replacement procedures Computer feetMaintenance and Service Guide Battery Page Hard drive 4.Remove the hard drive bracket WLAN module 4.Remove the battery see “Battery” on page Remove the WLAN module WWAN module Memory module Maintenance and Service Guide Keyboard4–17 Before removing the keyboard, follow these steps 3.Open the computer as far as possible b.Hard drive cover see “Hard drive” on page Hinge covera.SIM see “SIM” on page c.Keyboard see “Keyboard” on pagea.SIM see “SIM” on page Top coverd.Hinge cover see “Hinge cover” on page b.Hard drive cover see “Hard drive” on page4.Open the computer as far as possible a.SIM see “SIM” on page RTC batterye.Top cover see “Top cover” on page b.Hard drive cover see “Hard drive” on pageb.Hard drive cover see “Hard drive” on page Audio connector boarda.SIM see “SIM” on page c.Keyboard see “Keyboard” on pageb.Hard drive cover see “Hard drive” on page Bluetooth modulea.SIM see “SIM” on page c.Keyboard see “Keyboard” on pagea.SIM see “SIM” on page g.Bluetooth module see “Bluetooth module” on pageSpeaker b.Hard drive cover see “Hard drive” on pageb.Hard drive cover see “Hard drive” on page Display assemblya.SIM see “SIM” on page c.Keyboard see “Keyboard” on pageRemove the display assembly Maintenance and Service Guide Removal and replacement procedures4–29 System board f.Display assembly see “Display assembly” on pageRTC battery see “RTC battery” on page SIM see “SIM” on pageRemove the system board 6.Position the computer with the front toward you Maintenance and Service Guide Removal and replacement procedures4–33 f.Display assembly see “Display assembly” on page Fan/heat sink assemblyg.System board see “System board” on page a.SIM see “SIM” on page4.Remove the fan/heat sink assembly a.SIM see “SIM” on page Modem modulef.Display assembly see “Display assembly” on page b.Hard drive cover see “Hard drive” on pageComputer Setup Starting Computer SetupUsing Computer Setup Navigating and selecting in Computer SetupRestoring factory settings in Computer Setup Computer Setup menusFile menu Security menu Diagnostics menu System Configuration menuDevice Configurations Port Options all are enabled by default Specifications Computer specifications12.1-inch,WXGA display specifications Hard drive specificationsHardware System DMA specificationsSystem interrupt specifications DMA System functionSystem function shipping configuration System I/O address specificationsI/O address hex 0C0- 0DF Memory address System memory map specificationsSize System functionScrew listing Phillips PM2.0×5.0 captive screwPhillips PM2.0×3.0 screw Phillips PM2.0×4.0 screw Where usedTorx T8M2.0×8.0 screw Maintenance and Service Guide Torx T8M2.0×5.0 screwScrew listing Phillips PM2.0×5.0 screw Screw listingMaintenance and Service Guide Screw listingPhillips PM2.0×4.0 screw Screw listingTorx T8M2.5×6.0 screw Phillips PM2.5×7.0 captive screw Overview Backup and recoveryBackup and recovery in Windows Vista Backing up your informationPerforming a recovery Using f11 Using the Windows recovery tools4.Select Repair your computer 6.Select Repair your computer Overview Backup and recovery in Windows XPBacking up your information Recovering the operating system and programs Recovering your informationPerforming a recovery 1394 Connector pin assignmentsSignal Audio-inmicrophone Audio-outheadphoneExternal monitor RJ-11modem RJ-45network Data Universal Serial Bus+5 VDC Data +Power cord set requirements Requirements for all countries and regionsAccredited agency Requirements for specific countries and regionsCountry/region Applicable note numberRecycling BatteryDisplay 3.Remove the display bezel 7.Turn the display panel assembly upside down 13.Remove the backlight cover 18.Remove the backlight from the backlight frame Maintenance and Service Guide16.Turn the display panel upside down Recycling23. Remove the LCD panel Index Page Page