Acer X5812, X3812 manual Advanced Chipset Features, Auto

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Advanced Chipset Features

Parameter

Description

Option

 

 

 

Intel EIST

When enabled, this feature allows the OS to reduce power consumption.

Enabled

 

When disabled, the system operates at maximum CPU speed.

Disabled

 

 

 

Intel XD Bit

When enabled, the processor disables code execution when a worm

Enabled

 

attempts to insert a code in the buffer preventing damage and worm

Disabled

 

propagation.

 

 

When disabled, the processor forces the Execute Disable (XD) Bit feature

 

 

flag to always return to 0.

 

 

 

 

Intel VT

Enables or disables the Virtualization Technology (VT) availability. If

Enabled

 

enabled, a virtual machine manager (VMM) can utilize the additional

Disabled

 

hardware virtualization capabilities provided by this technology.

 

 

Note: A full reset is required to change the setting.

 

 

 

 

Memory Hole Remapping

Enables or disables remapping of overlapped PCI memory above the total

Enabled

 

physical memory.

Disabled

 

 

 

Primary Video

Select a graphic controller as a primary boot device.

Auto

 

 

PCIE

 

 

Onboard VGA

 

 

 

Video Memory Size

Select the amout of system memory used by the Intel graphics device.

32 MB

 

 

64 MB

 

 

128 MB

 

 

Disabled

 

 

 

DVMT Mode

Select a video memory mode.

DVMT

 

 

Fixed

 

 

 

DVMT/Fixed Memory Size

Select a video memory size.

256 MB

 

 

128 MB

 

 

Maximum

 

 

 

Chapter 2

15

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Contents Acer Aspire X3812/X5812 Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents Chapter System Block Diagram and Board Layout Chapter FeaturesOperating system and software System BiosPower supply PortsDimension and weight Icon Component System ComponentsFront Panel X3812X5812 Rear Panel Internal Components LED indicator Color LED status Description System LED IndicatorsSystem Utilities Cmos Setup UtilityNavigating Through the Setup Utility Entering Cmos setupSetup Utility Menus Parameter Description Product InformationParameter Description Option Standard Cmos FeaturesEnabled Advanced Bios FeaturesAuto Advanced Chipset FeaturesAhci Integrated PeripheralsPower Management Setup PC Health Status Frequency/Voltage Control Setting a system password Bios Security FeaturesRemoving a system password Load Default Settings Save & Exit Setup Exit Without Saving Bios Recovery Chapter Disassembly Requirements System DisassemblyPre-disassembly Procedure Main Unit Disassembly Main Unit DisassemblyRemoving the Side Panel Removing the Front Bezel Removing the Heat Sink Fan Assembly Removing the Processor Removing the Optical Drive Page Remove the two screws B from the optical drive Removing the Hard Disk Drive Removing the Power Supply Lift the power supply module out of the chassis Chapter Removing the Memory Modules Removing the TV Tuner Card Removing the VGA Card Disconnect the VGA card cable from the mainboard Chapter Removing the Front I/O and Card Reader Boards Remove the screw D that secures the bracket to the chassis Pull the I/O board out of the bracket Removing the Mainboard Remove the screw B on the rear panel Hardware Diagnostic Procedure System TroubleshootingSystem Internal Inspection System Check ProceduresPower System Check System External InspectionCheckpoint Description Viewing Bios checkpointsBootblock Initialization Code Checkpoints CheckpointsBootblock Recovery Code Checkpoints Post Code Checkpoints Initialize RTC date/time High Byte XY DIM Code CheckpointsBeep Codes Boot Block Beep CodesPost Bios Beep Codes Beep Symptom Cause and DescriptionTroubleshooting Post Bios Beep Codes Message Displayed Description Error MessagesBoot MemoryStorage Device Virus Related Eprom System ConfigurationMiscellaneous CmosMPS Table Multi-processor eModule Error Messages USB eModule Error MessagesSmbios eModule Error Messages CPU eModule Error MessagesOnline Support Information System Block Diagram System Block Diagram and Board LayoutCode Description Board LayoutMainboard PWR2 System Jumper Name Location Default SettingsFRU Field Replaceable Unit List Aspire X3812/X5812 Exploded Diagram Part Name Category Part Name Acer Part Number X3812 FRU ListModem Card LITE-ON D-1156E#A10A LOW-PROFILE PCI-E 56K Lower Case HDD 1TB 3.5 7200RPM Sata Hgst Saturn HDT721010SLA360 Keyboard PS2 104KEY Chicony KB-07593S32552V Russian Black Keyboard PS2 105KEY LITE-ON SK-9620 SG-30600-35W Swedish Keyboard USB 105KEY Chicony KU-07606CH2552V SWISS/G Black Keyboard USB 105KS LITE-ON SK-9625 Black Belgium Pointing Device Mouse PS2 OPT SM-9620 Liteon SM-30600-00W X5812 FRU List CASE/COVER/BRACKET Assembly Front Bezel Upper Case Keyboard Keyboard PS2 104KEY Chicony KB-07593US2552V US2552V US Blac Keyboard PS2 104KEY Chicony KB-07593S32552V Russian Black Keyboard PS2 105KEY LITE-ON SK-9620 SG-30600-35W Swedish Keyboard USB 105KEY Chicony KU-07606CH2552V SWISS/G Black Memory Memory Nanya DDR3 1333MHZ 1G NT1GC64B88A0NF-CG Rohs Power Supply 220W PFC 230V Liteon PE-5221-08AP-ROHS Chapter Chapter Appendix a Intel Core 2 Quad SpecificationIntel Core 2 Duo Specification Intel Celeron Dual-Core Specification Intel Pentium Dual-Core SpecificationSystem Memory Hard Disk Drive Network Interface SpecificationAudio Interface Super Multi SpecificationRW 8X CLV DVD-ROM Appendix a 100