Acer 7520 manual System Memory, Memory Combinations, 0MB

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System Memory

Item	Specification
Memory controller	Built-in

Memory size	0MB (no on-board memory)

DIMM socket number	2 sockets

Supports memory size per socket	2048MB

Supports maximum memory size	4G for 64bit OS(with two 2GB SODIMM)

Supports DIMM type	DDR 2 Synchronous DRAM

Supports DIMM Speed	533/677 MHz

Supports DIMM voltage	1.8V and 0.9V

Supports DIMM package	200-pin soDIMM

Memory module combinations	You can install memory modules in any combinations as long as
	they match the above specifications.

Memory Combinations

Slot 1	Slot 2	Total Memory
0MB	256MB	256MB

0MB	512MB	512MB

0MB	1024MB	1024MB

0MB	2048MB	2048MB

256MB	256MB	512MB

256MB	512MB	768MB

256MB	1024MB	1280MB

256MB	2048MB	2304MB

512MB	256MB	768MB

512MB	512MB	1024MB

512MB	1024MB	1536MB

512MB	2048MB	2560MB

1024MB	0MB	1024MB

1024MB	256MB	1280MB

1024MB	512MB	1536MB

1024MB	1024MB	2048MB

1024MB	2048MB	3072MB

2048MB	0MB	2048MB

2048MB	256MB	2304MB

2048MB	512MB	2560MB

2048MB	1024MB	3072MB

2048MB	2048MB	4096MB

NOTE: Above table lists some system memory configurations. You may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be reversed.

		Item	Specification

		LAN Chipset	Broadcom 5787M


Chapter 1			31

Image 41

Contents Please refer to http//csd.acer.com.tw Revision History III CopyrightProblems Gives precautionary measures toProcedures Following conventions are used in this manualPreface Page Table of Contents Table of Contents Bottom View Top ViewTravelMate 7520/7520G/7220/7220G Series Microsoft Windows Vista Environment TestTable of Contents Chapter FeaturesBelow is a brief summary of the computer’s many feature Acer Video Conference featuring Models Optical drive options Humidity non-condensing TemperatureAMD DiagramSystem BlockFront View Your Acer Notebook tourClosed Front View DVI-D Left ViewRear Panel Right ViewBottom Panel IndicatorsComputer has several easy-to-read status indicators Chapter Easy-Launch Buttons Indicates when the hard disk drive isHDD ActiveTouchpad Basics Chapter Lock Keys and embedded numeric keypad Using the KeyboardFn + F11 F12Windows Keys Technology Power. Press any key to returnHot Keys Special Key Euro symbolAcer eNet Management Acer Empowering TechnologyEmpowering Technology password Page Using power plans Acer ePower ManagementAcer ePresentation Management To edit a power planAcer eDataSecurity Management Acer eLock Management Passwords Restore and recovery Acer eRecovery ManagementAcer eSettings Management Lets you set an asset tag for your system Windows Mobility CenterNTI Shadow Using the System UtilitiesAcer Bio-Protection for selected models Acer GridVista dual-display compatible Select Tasks & Scans Launch ManagerNorton Internet Security Page CPU Fan True Value Table Hardware Specifications and ConfigurationsProcessor 0MB System MemoryMemory Combinations Hard Disk Drive Interface Bluetooth InterfaceWireless Module 802.11b/g Combo Drive module Sata2MB PataUS & US+ RW DVD Super-Multi Drive moduleDVD+RW Audio InterfaceVideo Memory Video InterfacePcmcia Port System Board Major ChipsVGA BatteryLAN ModemLCD Inverter LCD 17 inchAC Adaptor System Power ManagementSystem Utilities Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationC u r i t y O t I t MainParameter Description Format/Option C E x i t AdvancedC u r i t y O t I t SecurityClear or Set Setting a PasswordRemoving a Password Chapter E o r t o BootTable below describes the parameters in this screen ExitBios Flash Utility Remove HDD Password Remove HDD/BIOS UtilityThis section provide you with removing HDD/BIOS method Remove Bios Password Key in biospw 14452 Choose one upper-case string Chapter Chapter Disassembly Requirements Machine Disassembly and ReplacementDisassembly Process Pre-disassembly InstructionsGeneral Information Main Screw ListScrew List External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Press the eject button to pop out the button Chapter Removing the SD dummy cardRemoving the PC and ExpressCard dummy cards Removing the Lower Cover See Removing the Battery Pack onRemoving the Secondary HDD Cover Loosen the two screws B from the secondary HDD cover Removing the Secondary HDD Bracket and ConnectorPage Removing the Wlan Board Modules Removing the DimmDetach the Wlan board from the Wlan socket Removing the Hard Disk Drive ModuleRemove the hard disk drive from the bracket Removing the Optical Drive ModuleM2.5 x L6 Black Kgf-cm M2 x L3 Black Kgf-cm Chapter Removing the Modem Board Main Unit Disassembly ProcessRemoving the Heatsink Fan Module Remove the heatsink fan module from the main board Removing the CPU and VGA Heatsink ModuleSlide out and remove the heatsink module Removing the CPURemoving the VGA board for Discrete model only Carefully remove the VGA board from the main board Removing the Middle Cover and the Power BoardRemoving the Keyboard Chapter Removing the LCD Module M2.5 x L8 Black Kgf-cm Chapter Carefully remove the LCD module from the base unit Separating the Upper Case from the Lower CaseChapter Remove the twenty screws a on the bottom and top panel Removing the Launch BoardRemoving theTouch Pad Board Module Page Remove the fingerprint board from the upper case Carefully pry loose and remove the touch pad board Removing the Main BoardM2 x L4 Silver Kgf-cm Chapter Carefully remove the main board from the bottom panel Removing the ODD Board ModuleRemoving the Speaker Modules Remove the left and right speakers from the upper case Removing the USB BoardRemove the USB Board from the lower case LCD Module Disassembly Process Removing the LCD Bezel Removing the LCD module with the Brackets Detach the LCD with the brackets from the back cover Removing the Inverter Board and FPC CableRemoving the LCD Brackets Remove the left and right hinge from the back cover Removing the Left and Right HingeRemoving the Antennas Removing the Internal Microphone and Web Camera 102 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 Chapter 107 Touchpad CheckPower-On Self-Test Post Error Message Error Code List Error Codes Error Messages Index of Error MessagesError Message List Error Messages FRU/Action in Sequence Bios ROMCPU ID Dimm Bios ROMCmos Dimm Post LCDCode Beeps Post Routine Description Phoenix Bios Beep CodesSetup 114 Chapter Code Beeps 116 Chapter Power-Related Symptoms Symptom / Error Action in Sequence Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Symptom / Error Action in Sequence Memory-Related Symptoms Symptom / Error Action in Sequence PCMCIA-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 Dimm Undetermined ProblemsTop View Jumper and Connector LocationsCPU USB ConnectorBottom View Password Bypassing and Bios Recovery Xxxxxxx Xxxxxxx PIN pad LocationPage 128 Chapter FRU Field Replaceable Unit List TravelMate 7520/7520G/7220/7220G FRU List TravelMate 7520/7520G/7220/7220G Exploded DiagramBattery 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 Appendix a 140 Appendix aTravelMate 7520/7520G/7220/7220G Series 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 Appendix B Test Compatible ComponentsCRT Port Test Microsoft Windows Vista Environment TestIR Test Appendix B 165Memory Card Test SD/MS/MMC/SM/CF/Microdrive/XD Appendix C Online Support Information168 Appendix C Index 169 IndexIndex Screw List 60, 61, 73

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