Acer 4720G, 4320, 4720Z manual Environment

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Consumer infrared (CIR) port External display (VGA) port S-video/TV-out (NTSC/PAL) port Headphones/speaker/line-out port with S/PDIF support Microphone-in jack

Line-in jack

Ethernet (RJ-45) port Modem (RJ-11) port DC-in jack for AC adapter

Environment

Temperature:

tOperating: 5ºC to 35ºC

tNon-operating: -20ºC to 65ºC Humidity (non-condensing):

tOperating: 20%~80%

tNon-operating: 20%~80%

Chapter 1

3

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Contents Aspire 4720G/4720Z/4720/4320 Series Service Guide Revision History Date Chapter UpdatesDisclaimer CopyrightScreen Messages ConventionsPreface Page System Specifications FeaturesChapter Storage subsystem AudioInput devices CommunicationEnvironment Nestos System Block Diagram System Block DiagramTop View Board LayoutPJ1 Bottom ViewYour Acer Notebook tour Front ViewIcon Description Closed Front View Left View Rear view Right ViewIcon Description Ventilation slot After prolonged useBase view IndicatorsEasy-Launch Buttons Icon Function DescriptionHDD Launch key Default application Touchpad BasicsFunction Left Button Main Touchpad Way Scroll Right Button Desired Access Num Lock On Num Lock Off Using the KeyboardLock Keys and embedded numeric keypad Lock Key DescriptionKey Icon Description Windows KeysTechnology on Hot KeysSpecial Key Euro symbolUS dollar sign Hot Key Icon Function DescriptionEmpowering Technology password Acer Empowering TechnologyAcer eNet Management AC Mode Adapter mode Acer ePower ManagementDC Mode Battery mode To create new power planBattery status Acer eAudio Management Acer eDataSecurity Management Acer ePresentation ManagementChapter Acer eLock Management Acer eRecovery Management Acer eSettings Management Using the Acer Crytal Eye webcam Changing the Acer Crytal Eye webcam resolutionGetting to know your Acer Cystal Eye webcam Launching the Acer Crytal Eye webcamAcer GridVista dual-display compatible Using the System UtilitiesLaunch Manager Processor Hardware Specifications and ConfigurationsCPU Fan True Value Table Second Level CacheMemory Combinations System Memory2GB 0MBSystem Vram and Vbios Options LAN InterfaceModem Interface Bluetooth Interface Wireless Module 802.11b/g, 802.11a/b/g, 802.11a/g/nHard Disk Drive Interface DVD-Dual Interface Audio InterfaceUSB Port Express Card Slot BatterySystem Board Major Chips KeyboardLCD Inverter LCD 14.1 inchAC Adapter System Power ManagementMain Security Boot System Utilities Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationShows extended memory size MainParameter Description Format/Option Security Set Supervisor PasswordSetting a Password Clear or SetParameter Description Option Changing a Password Removing a PasswordSetup Warning Invalid Password Continue IDE HDD Hitachi HTS541616J9SA00-S BootExit Saving Changes ExitBios Flash Utility Machine Disassembly and Replacement Before You Begin General InformationHDD Disassembly Procedure FlowchartDescription Part Number Screw ListRemoving the Battery Pack Removing the HDD Module Removing the Wireless LAN Card Removing the ODD ModuleRemoving the Memory Removing the Keyboard and LCD Module Page Disassembling the Lower Case Assembly Disassembling the Main UnitRemoving the Main Board Removing the Bluetooth Module Disassembling the Upper Case AssemblyRemoving the Audio Board Removing the SpeakersDisassembling the Main Board Removing the Power BoardRemoving the Touchpad Cable Removing the Thermal Module and System FanRemoving the Modem Card Removing the CPUDisassembling the LCD Module Disassembling the External Modules Disassembling the HDD ModuleDisassembling the ODD Module Chapter Symptoms Verified Go To TroubleshootingExternal Diskette Drive Check System Check ProceduresExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckMemory check Power System CheckCheck the Power Adapter Touchpad Check Check the Battery PackPower-On Self-Test Post Error Message Error Code List Index of Error MessagesError Message List Error Codes Error MessagesCPU ID Cmos DimmNo beep Error Messages FRU/Action in Sequence LCDCRT Code Beeps Post Routine Description Phoenix Bios Beep CodesChapter Code Beeps Post Routine Description Code Beeps LCD-Related Symptoms Index of Symptom-to-FRU Error MessageIndicator-Related Symptoms Power-Related SymptomsMemory-Related Symptoms PCMCIA-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsTop View Jumper and Connector LocationsBottom View FRU Field Replaceable Unit List Category Part Name and Description Acer Part No Aspire 4720G/4720Z/4720/4320 Exploded DiagramIntel 3945BG Intel Wireless Wifi Link 4965ANG Wireless LAN Board 802.11BGPower Board 65W Power Board 90WBluetooth Cable TP FFC TP Lower Case Assy W/RUBBER CASE/COVER/BRACKET Assembly Middle CoverUpper Case Assy W/SPEAKER Base Door W/RUBBERDVD Super Multi Tray in Hlds DVD-RW Drive DVD/RW Super Multi ModuleGSA-T20N LF W/O Bezel DVD Super Multi Drive 7530A Vista Tray DVD Super Multi Tray in Philips33.AHS07.003 White Portuguese Keyboard 1415KB-FV2 88KS White SWISS/G Keyboard 1415KB-FV2 89KSWhite US International Hebrew Keyboard 1415KB-FV2 88KS White Korean Keyboard 1415KB-FV2 89KSCCD Module 0.3M Bison LCD Bracket W/HINGE RCCD Module 0.3M Suyin LCD Module Assy 14.1 in Wxga WLCD Cable W/O CCD Antenna W/O CCDAntenna LCD Bezel Assy W/O CCD Antenna W/O CCD LCD 14.1 IN. Wxga LPL LP141WX1Card Readre Express Card W/O CPU Momery Memory Mainboard Mainboard 960GML UMA W/CARD1GB HYMP512S64CP8-Y5 LF Memory 512MB DDR II 667 Hynix SO-DIMM DDRII667 512MB