Aspire Digital 7520G, 7220G manual System Memory, Memory Combinations, 2GB, 0MB

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System Memory

Item	Specification

Memory controller	Built-in Intel® 965PM/965PM
Memory size	0MB (no on-board memory)

DIMM socket number	2 sockets

Supports memory size per socket	2GB

Supports maximum memory size	4GB (by two 1024MB SO-DIMM module)

Supports DIMM type	DDR 2 Synchronous DRAM

Supports DIMM Speed	667 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	128MB	128MB

0MB	256MB	256MB

0MB	512MB	512MB

0MB	1024MB	1024MB

0MB	2048MB	2048MB

128MB	128MB	256MB

128MB	256MB	384MB

128MB	512MB	640MB

128MB	1024MB	1152MB

128MB	2048MB	2176MB

256MB	128MB	384MB

256MB	256MB	512MB

256MB	512MB	768MB

256MB	1024MB	1280MB

256MB	2048MB	2304MB

512MB	128MB	640MB

512MB	256MB	768MB

512MB	512MB	1024MB

512MB	1024MB	1536MB

512MB	2048MB	2560MB

1024MB	0MB	1024MB

1024MB	128MB	1152MB

1024MB	256MB	1280MB

1024MB	512MB	1536MB

1024MB	1024MB	2048MB

1024MB	2048MB	3072MB

Chapter 1

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Contents Aspire 7520/7520G/7220/7220G Service GuideRevision History Date Chapter UpdatesDisclaimer CopyrightScreen Messages ConventionsPreface Page Features System SpecificationsChapter Storage subsystem Environment System Block Diagram Top View Board LayoutPJP1 Bottom ViewPJP2 Front View Your Acer Notebook TourIcon Description Closed Front View DVI Left ViewRear view Right ViewBase view IndicatorsIcon Function Description Easy-Launch ButtonsHDD Touchpad Basics Launch Button Default applicationDesired Access Num Lock On Num Lock Off Using the KeyboardLock Keys and embedded numeric keypad Lock Key DescriptionHot Keys Windows KeysKey Icon Description Hot Key Icon Function DescriptionSpecial Key Euro symbolUS dollar sign Empowering Technology password Acer Empowering TechnologyAcer eNet Management Page AC Mode Adapter mode Acer ePower ManagementAcer ePresentation Management Battery statusAcer eDataSecurity Management Chapter Acer eLock Management Acer eRecovery Management Acer eSettings Management Launching the Acer OrbiCam Acer GridVista dual-display compatible Using the System UtilitiesLaunch Manager Processor Hardware Specifications and ConfigurationsCPU Fan True Value Table Second Level CacheMemory Combinations System Memory2GB 0MBWireless Module 802.11a/b/g/n Bluetooth InterfaceLAN Interface Modem InterfaceRPM DVD-Dual InterfaceATA/ATAPI-6 ATA-6 ATA/ATA-6 ATA-6 USB Port Audio InterfacePcmcia Port System Board Major ChipsKeyboard BatteryLCD 17 inch LCD Inverter System Power ManagementAC Adapter System Power Management Chapter 00 GHz System Utilities Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationRev MainParameter Description Format/Option Rev SecurityClear or Set Setting a PasswordParameter Description Option Changing a Password Removing a PasswordPage Acpi S1 AdvancedAcpi S3 Boot Exit Information Main Security Advanced BootBios Flash Utility Chapter Machine Disassembly and Replacement Before You Begin General InformationHDD Disassembly Procedure FlowchartDescription Part Number Screw ListScrew M2*3NL Screw M2*4Removing the Battery Pack Removing the Memory Removing the HDD ModuleRemoving the Wireless LAN Card/Modem Card and TV Tuner Card Removing the System Fan/Thermal Modules/VGA Board and CPU Removing the Keyboard and LCD Module Detach the LCD module from the main unit Disassembling the Main Unit Disassembling the Lower Case Assembly Page Chapter Disassembling the Upper Case Assembly Disassembling the LCD Module Page Disassembling the HDD Module Disassembling the External ModulesDisassembling the ODD Module 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 DimmLCD No beep Error Messages FRU/Action in SequenceCRT 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 SymptomsKeyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsJumper and Connector Locations Bottom View FRU Field Replaceable Unit List Category Part Name and Description Acer Part No Aspire Poyang Exploded DiagramAudio Board Button Board W/CABLELED Board W/CABLE USB Board for TVPower Cord US 3 PIN PAL to Ntsc ConnectorPower Cord EU 3 PIN Power Cord AUS 3 PINCPU/PROCESSOR Intel CPU Merom Dual Core Thermal Door 17 DISE1 Ufcpga Intel CPU Merom Dual Core E1 UFCPGA478P Intel CPU Merom Dual CoreDS-8A1P 0FA DVD Super Multi Drive Hlds GSA DVD Super Multi Drive PhilipsDVD Super Multi Drive Sony AD ODD BEZEL-SUPER MultiHDD Bracket HDD DoorKeyboard Keyboard 17KB-FV2 105KS White US International Keyboard 17KB-FV2 105KS WhiteSWISS/G Keyboard 17KB-FV2 105KS White LCD WiresetThailand Keyboard 17KB-FV2 106KS White Turkish Keyboard 17KB-FV2 106KS WhiteMemory 512MB Ddrii LCD Cover Assy 17 Logo W/MIC WSamsung M470T6554EZ3-CE6 Memory 512MB Ddrii 667 Hynix Memory 1GB Ddrii 667 NanyaRemote Controller TS Accessory Remote Controller EURemote Controller SC Remote Controller EN