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Aspire Digital 4625 Memory Combinations, Slot, Total Memory, System Board Major Chips, I/O Ports

Models: 4625G 4625

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Memory Combinations

Memory Combinations

Slot 1	Slot 2	Total Memory

0MB	1024MB	1024MB
0MB	2048MB	2048MB

0MB	4096MB	4096MB

1024MB	0MB	1024MB

1024MB	1024MB	2048MB

1024MB	2048MB	3072MB

2048MB	0MB	2048MB

2048MB	1024MB	3072MB

2048MB	2048MB	4096MB

2048MB	4096MB	6144MB

4096MB	4096MB	8192MB

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

System Board Major Chips

Item	Specification

Northbridge	RS880
Southbridge	SB820

VGA	ATI Park XT

LAN	AR8151

USB	USB 2.0

Super I/O controller	NPCE781

Bluetooth	T60H928.33

Wireless	Atheros HB93, HB97, HB95BG (HM), Broadcomm 43225

PCMCIA	N/A

Audio codec	Realtek ALC271X

Card reader	AU6437

I/O Ports

	Item		Specification

I/O support		•	4-in-1 card reader (SD, MMC, MS, xD)
		• Four USB 2.0 ports
		•	HDMI™ port
		• External display (VGA) port
		•	Headphone/speaker/line-out jack
		• Microphone-in jack
		• Ethernet (RJ-45) port
		• DC-in jack for AC adapter

Chapter 1

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Aspire Digital 4625G manual Memory Combinations, Slot, Total Memory, System Board Major Chips, Specification, I/O Ports

Contents

PRINTED IN TAIWAN Aspire 4625/4625G Series Service GuideUpdates Revision HistoryDate ChapterDisclaimer CopyrightSCREEN MESSAGES ConventionsPreface Page System Specifications Table of ContentsMachine Disassembly and Replacement System UtilitiesTroubleshooting Table of ContentsJumper and Connector Locations Table of ContentsTable of Contents Features System SpecificationsChapter Operating SystemAudio Dimensions and weightStorage Optical DriveSpecial keys and controls Power adapter and batteryI/O interface SoftwareOptional Items Environment WarrantyOne-year International Travellers Warranty ITW Temperature Operating 41 F to 95 F 5 C to 35 CAMD Champlain System Block DiagramNORTH BRIDGE ChapterFront View Your Acer Aspire Notebook tourIcon DescriptionDescription IconLeft View Closed Front ViewIcon DescriptionBottom View Right ViewIcon DescriptionIcon IndicatorsDescription IconFunction TouchPad BasicsLeft Button Right ButtonLock Keys and embedded numeric keypad Using the KeyboardDesired access Lock keyDescription Windows KeysHotkey Hot KeysIcon FunctionPart Hardware Specifications and ConfigurationsSkew Comparison Processor Specifications SpecificationCPU Fan True Value Table Performance Mode PartBIOS CPU Fan True Value Table Power Saving ModeSpecification SpecificationSpecification SpecificationMemory Combinations SlotSpecification Wireless ModuleSpecification BluetoothHard Disk Drive Interface SpecificationSuper-Multi Drive Module SpecificationSpecification SpecificationBattery SpecificationSystem LED Indicator SpecificationSpecification SpecificationResolution LCD Display Supported ResolutionSpecification SpecificationSpecification SpecificationSpecification Card ReaderInitial System Power ManagementStandby SuspendChapter Navigating the BIOS Utility BIOS Setup UtilitySystem Utilities ChapterInformation Aspire JV41 BIOSExit F5/F6Boot MainSecurity ExitBoot SecurityInformation MainRemoving a Password Setting a PasswordSet Supervisor Password Confirm New PasswordBoot BootInformation Main SecurityBoot ExitInformation SecurityBIOS Flash Utilities Boot DOS Flash UtilityInformation Main Security2. Click OK to begin the update. A progress screen displays WinFlash UtilityPerform the following steps to use the WinFlash Utility 1. Double-click the WinFlash executableRemove HDD Password Remove HDD/BIOS Password UtilitiesRemoving BIOS Passwords Chapter Chapter Clearing BIOS PasswordsUsing DMITools Using Boot Sequence Selector2. Run UUID.bat Configuring UUID ValuesUsing the LAN MAC EEPROM Utility Chapter Machine Disassembly and ReplacementDisassembly Requirements Disassembly Process Pre-disassembly InstructionsGeneral Information Main Screw ListExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List StepChapter Removing the Battery PackPlease detach the battery and follow local regulations for disposal 1. Push the SD dummy card all the way in to eject it Removing the SD dummy card2. Pull it out from the slot ChapterStep Removing the Lower CoverSize QuantityStep Removing the Optical Drive ModuleSize QuantitySize StepQuantity Screw Type1. See “Removing the Lower Cover” on page Removing the DIMM Modules3. Remove the DIMM module 4. Repeat steps for the second DIMM module if presentStep Removing the WLAN ModuleSize QuantityChapter 4. Detach and remove the WLAN Board from the WLAN socketStep Removing the Hard Disk Drive ModuleSize QuantityMain Unit Disassembly Flowchart Main Unit Disassembly ProcessScrew List StepRemoving the Keyboard C D AB Removing the Upper Cover5. Release the locking latch and remove C as shown 3. Disconnect A as shown4. Release the locking latch and remove B as shown 6. Release the locking latch and remove D as shownSize StepQuantity Screw Type2. Locate the Power Switch Board in the Upper Cover Removing the Power Switch Board1. See “Removing the Upper Cover” on page ChapterStep Removing the Function BoardSize QuantitySize StepQuantity Screw TypeStep Removing the USB BoardSize QuantityBluetooth Board Removing the Bluetooth ModuleStep Size2. Disengage the WiFi antennas from the guides on the bottom cover Removing the LCD Module1. See “Removing the Upper Cover” on page ChapterChapter 4. Peel back the adhesive holding the LVDS cable5. Pull up on the LVDS cable to disconnect it from the mainboard Step 7. Remove the four securing screws two each side from the LCD moduleSize Quantity1. See “Removing the Bluetooth Module” on page Removing the Mainboard2. See “Removing the LCD Module” on page 3. Disconnect the right speaker cableStep Removing the Thermal ModuleSize QuantitySize StepQuantity Screw TypeRemoving the CPU Removing the PCH Thermal Module1. See “Removing the Mainboard” on page 2. remove the two 2 screws from the PCH Thermal ModulePlease detach the mainboard and follow local regulations for disposal Removing the RTC BatteryLCD Module Disassembly Flowchart LCD Module Disassembly ProcessScrew List StepStep Removing the LCD BezelSize Quantity1. See “Removing the LCD Bezel” on page Removing the Camera Module2. Disconnect the camera cable 3. Remove the Camera from the module ChapterStep Removing the LCD PanelSize Quantity5. Lift the LCD Panel clear of the module as shown Removing the FPC Cable1. See “Removing the LCD Panel” on page 4. Remove the FPC cable from the panel1. See “Removing the LCD Panel” on page Removing the Microphone Module2. Remove the adhesive tape covering the microphone cable 3. Disengage the cable from the cable guides1. See “Removing the LCD Panel” on page Removing the Antennas2. Disengage the left antenna cable from the guides 3. Disengage the right antenna cable from the guidesStep Removing the HingesSize QuantityReplacing the MIC and WiFi Antennas LCD Module Reassembly Procedure6. Replace the adhesive tape onto the microphone cable Replacing the FPC Cable7. Ensure the antenna cables pass through the hinge well as shown Chapter2. Press down on the adhesive tape to secure the FPC cable in place Replacing the LCD Panel3. Place the LCD Panel into the module as shown 4. Replace the four 4 securing screws to secure the LCD Panel1. Place the camera in the LCD Module Replacing the Webcam2. Connect the cable to the camera module ChapterReplacing the LCD Bezel Replacing the RTC Battery Main Module Reassembly ProcedureReplacing the CPU CPU Pin1 LocatorReplacing the Thermal Module 1. Replace the PCH Thermal Module onto the Mainboard Replacing the PCH Thermal Module2. Replace the two 2 screws to secure the PCH Thermal Module ChapterPage 1. Replace the LCD module onto the chassis Replacing the LCD Module2. Replace the four securing screws two each side to the LCD module ChapterChapter 4. Snap the FPC cable into place 5. Connect the right speaker cablecover 6. Replace the WLAN cables into the cable guides Chapter 8. Insert the WLAN cables into the cable guides as shown2. Secure the Bluetooth module in place using the one 1 screw Replacing the Bluetooth Module1. Connect the Bluetooth cable to the Mainboard Chapter1. Replace the USB Board in the Lower Cover Replacing the USB Board4. Replace the single securing screw ChapterReplacing the Function Board Replacing the Power Switch Board1. Place the Upper Cover on the Lower Cover back edge first Replacing the Upper Cover2. Lower the cover into position and press down the sides as shown Chapter4. Replace the eight 8 securing screws as shown C D AB5. Connect the four cables to the Mainboard as shown Chapter8. Insert C as shown and close the locking latch 6. Connect A as shown7. Insert B as shown and close the locking latch 9. Insert D as shown and close the locking latchChapter Replacing the Keyboard3. Press down as indicated to secure the Keyboard in place Replacing the Hard Disk Drive Module Replacing the ODD Module2. Secure the ODD bracket with the two screws 4. Replace the single screw to secure the ModuleChapter 2. Insert the HDD, left side first, and lower it into place3. Slide the HDD to the right to connect the interface Replacing the DIMM Modules Replacing the WLAN Board1. Insert the WLAN board into the WLAN socket 1. Insert the DIMM Module in place1. Replace the HDD Cover as shown Replacing the Lower Covers2. Secure the five captive screws to hold the covers in place ChapterReplacing the Dummy Cards Replacing the Battery PackCommon Problems TroubleshootingSymptoms Verified ChapterComputer Shutsdown Intermittently Power On IssueNo POST or Video No Display IssueAbnormal Video Display Random Loss of BIOS SettingsChapter LCD FailureBuilt-In Keyboard Failure Internal Speaker Failure TouchPad Failureb. Select Set up microphone Sound ProblemsMicrophone Problems g. Select Startup Repair HDD Not Operating Correctlyd. Select Repair your computer ODD Not Operating Correctly ODD FailureDiscs Do Not Burn Properly Discs Do Not PlayPlayback is Choppy a. Navigate to Start´ Control Panel´ Hardware and Sound´ AutoPlayDrive Read Failure Drive Not DetectedThermal Unit Failure Wireless Function FailureOther Failures External Mouse FailureUndetermined Problems Intermittent ProblemsCode Post CodesPOST Routine Description CodeBeeps CodePOST Routine Description CodeBeeps CodePOST Routine Description CodeCode For Boot Block in Flash ROMBeeps POST Routine DescriptionTop View Jumper and Connector LocationsChapter DescriptionDescription Bottom ViewDescription Clearing Password Check Clearing Password Check and BIOS RecoverySteps for Clearing BIOS Password Check Clear CMOS JumperBIOS Recovery Boot Block BIOS Recovery by Crisis DiskBIOS Recovery Hotkey Steps for BIOS Recovery from USB StorageChapter FRU Field Replaceable Unit ListLCD Assembly Aspire 4625/4625G Exploded DiagramsDescription Acer P/NDescription Chassis AssemblyAcer P/N DescriptionAcer P/N DescriptionDescription Acer P/NBattery FRU ListCategory PartnamePartname CategoryDescription CablesDescription CategoryPartname Category Case/Cover/Bracket/AssemblyPartname DescriptionPartname CategoryDescription DVD RW DriveDescription CategoryPartname Partname CategoryDescription KeyboardDescription CategoryPartname Partname CategoryDescription LCD ModulePartname CategoryDescription MainboardPartname CategoryDescription MemoryPartname CategoryDescription HeatsinkDescription Screw ListPart Name Appendix A Model Definition and ConfigurationAspire 4625/4625G ModelCountry ModelAcer DescriptionCountry ModelAcer DescriptionCountry ModelAcer DescriptionCountry ModelAcer Part No BOM NameCountry ModelAcer Part No BOM NameCountry ModelAcer Part No BOM NameCountry ModelAcer Part No VRAMCountry ModelAcer Part No VRAMCountry ModelAcer Part No HDD 1GBCountry ModelAcer Part No HDD 1GBAppendix B Test Compatible ComponentsBattery Microsoft Windows 7 Environment TestVendor TypeDescription VendorType Type VendorDescription KeyboardDescription VendorType Type VendorDescription ModemWireless LAN WiFi AntennaVendor TypeAppendix B Appendix C Online Support InformationAppendix C Index