Acer 7520 Following conventions are used in this manual, On screen, Topic, Actions, Problems

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Conventions

The following conventions are used in this manual:

SCREEN MESSAGES	Denotes actual messages that appear
	on screen.

NOTE	Gives bits and pieces of additional
	information related to the current
	topic.

WARNING	Alerts you to any damage that might
	result from doing or not doing specific
	actions.

CAUTION	Gives precautionary measures to
	avoid possible hardware or software
	problems.

IMPORTANT	Reminds you to do specific actions
	relevant to the accomplishment of
	procedures.

IV

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Contents Please refer to http//csd.acer.com.tw Revision History Copyright IIIGives precautionary measures to ProblemsProcedures Following conventions are used in this manualPreface Page Table of Contents Table of Contents Top View Bottom ViewTravelMate 7520/7520G/7220/7220G Series Microsoft Windows Vista Environment TestTable of Contents Below is a brief summary of the computer’s many feature FeaturesChapter Models Optical drive options Acer Video Conference featuring Temperature Humidity non-condensingDiagramSystem Block AMDYour Acer Notebook tour Front ViewClosed Front View Left View DVI-DRight View Rear PanelComputer has several easy-to-read status indicators Chapter IndicatorsBottom Panel Indicates when the hard disk drive is Easy-Launch ButtonsHDD ActiveTouchpad Basics Chapter Using the Keyboard Lock Keys and embedded numeric keypadFn + F11 F12Windows Keys Hot Keys Power. Press any key to returnTechnology Euro symbol Special KeyEmpowering Technology password Acer Empowering TechnologyAcer eNet Management Page Acer ePower Management Using power plansTo edit a power plan Acer ePresentation ManagementAcer eDataSecurity Management Passwords Acer eLock ManagementAcer eRecovery Management Restore and recoveryAcer eSettings Management Windows Mobility Center Lets you set an asset tag for your systemAcer Bio-Protection for selected models Using the System UtilitiesNTI Shadow Acer GridVista dual-display compatible Norton Internet Security Launch ManagerSelect Tasks & Scans Page Processor Hardware Specifications and ConfigurationsCPU Fan True Value Table Memory Combinations System Memory0MB Wireless Module 802.11b/g Bluetooth InterfaceHard Disk Drive Interface Sata Combo Drive module2MB PataSuper-Multi Drive module US & US+ RW DVDDVD+RW Audio InterfaceVideo Interface Video MemoryPcmcia Port System Board Major ChipsBattery VGALAN ModemLCD 17 inch LCD InverterSystem Power Management AC AdaptorBios Setup Utility System UtilitiesNavigating the Bios Utility Information Parameter DescriptionMain C u r i t y O t I tParameter Description Format/Option Advanced C E x i tSecurity C u r i t y O t I tSetting a Password Clear or SetRemoving a Password Chapter Boot E o r t oExit Table below describes the parameters in this screenBios Flash Utility This section provide you with removing HDD/BIOS method Remove HDD/BIOS UtilityRemove HDD Password Remove Bios Password Key in biospw 14452 Choose one upper-case string Chapter Chapter Machine Disassembly and Replacement Disassembly RequirementsPre-disassembly Instructions Disassembly ProcessGeneral Information Main Screw ListExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List Removing the Battery Pack Removing the PC and ExpressCard dummy cards Removing the SD dummy cardPress the eject button to pop out the button Chapter See Removing the Battery Pack on Removing the Lower CoverRemoving the Secondary HDD Cover Removing the Secondary HDD Bracket and Connector Loosen the two screws B from the secondary HDD coverPage Removing the Dimm Removing the Wlan Board ModulesRemoving the Hard Disk Drive Module Detach the Wlan board from the Wlan socketRemoving the Optical Drive Module Remove the hard disk drive from the bracketM2.5 x L6 Black Kgf-cm M2 x L3 Black Kgf-cm Chapter Main Unit Disassembly Process Removing the Modem BoardRemoving the Heatsink Fan Module Removing the CPU and VGA Heatsink Module Remove the heatsink fan module from the main boardRemoving the CPU Slide out and remove the heatsink moduleRemoving the VGA board for Discrete model only Removing the Middle Cover and the Power Board Carefully remove the VGA board from the main boardRemoving the Keyboard Chapter Removing the LCD Module M2.5 x L8 Black Kgf-cm Chapter Separating the Upper Case from the Lower Case Carefully remove the LCD module from the base unitChapter Removing the Launch Board Remove the twenty screws a on the bottom and top panelRemoving theTouch Pad Board Module Page Remove the fingerprint board from the upper case Removing the Main Board Carefully pry loose and remove the touch pad boardM2 x L4 Silver Kgf-cm Chapter Removing the ODD Board Module Carefully remove the main board from the bottom panelRemoving the Speaker Modules Removing the USB Board Remove the left and right speakers from the upper caseRemove the USB Board from the lower case LCD Module Disassembly Process Removing the LCD Bezel Removing the LCD module with the Brackets Removing the Inverter Board and FPC Cable Detach the LCD with the brackets from the back coverRemoving the LCD Brackets Removing the Antennas Removing the Left and Right HingeRemove the left and right hinge from the back cover Removing the Internal Microphone and Web Camera 102 Chapter Troubleshooting Symptoms Verified Go ToSystem Check Procedures External Diskette Drive CheckExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Memory checkCheck the Power Adapter Touchpad Check Chapter 107Power-On Self-Test Post Error Message Index of Error Messages Error Code List Error Codes Error MessagesError Message List Error Messages FRU/Action in Sequence Bios ROMCmos Dimm Dimm Bios ROMCPU ID LCD PostPhoenix Bios Beep Codes Code Beeps Post Routine DescriptionSetup 114 Chapter Code Beeps 116 Chapter LCD-Related Symptoms Symptom / Error Action in Sequence Index of Symptom-to-FRU Error MessagePower-Related Symptoms Symptom / Error Action in Sequence PCMCIA-Related Symptoms Symptom / Error Action in Sequence Memory-Related Symptoms Symptom / Error Action in SequenceSpeaker-Related Symptoms Symptom / Error Action in Sequence PcmciaPage Modem-Related Symptoms Symptom / Error Action in Sequence Intermittent Problems Undetermined Problems DimmJumper and Connector Locations Top ViewBottom View USB ConnectorCPU Password Bypassing and Bios Recovery PIN pad Location Xxxxxxx XxxxxxxPage 128 Chapter FRU Field Replaceable Unit List TravelMate 7520/7520G/7220/7220G Exploded Diagram TravelMate 7520/7520G/7220/7220G FRU ListBattery Pack LI+ 6CELL 2.0MAH Finger Print Board Cable Power Cord 10A 125V US Upper Case W/ Cover Switch PGA CPU Merom T5600 1.83GHZ Intel HDD 80GB 5400RPM Sata Black Korean BIG Ergo Darfon Keyboard 1415KB-EV2 93KS Glare Name Plate TM5310 TravelMate 7520/7520G/7220/7220G Series Appendix aAppendix a 140 Appendix a Appendix a 142 143 Appendix a 144 145 Appendix a 146 147 Appendix a 148 149 Appendix a 150 151 Appendix a 152 153 Appendix a 154 155 Appendix a 156 157 Appendix a 158 159 Appendix a 160 161 Appendix a 162 Test Compatible Components Appendix BMicrosoft Windows Vista Environment Test CRT Port TestAppendix B 165 IR TestMemory Card Test SD/MS/MMC/SM/CF/Microdrive/XD Online Support Information Appendix C168 Appendix C Index Index 169Screw List 60, 61, 73 Index

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