Acer X5400, X3400 manual Removing a system password

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Removing a system password

1.Use the up/down arrow keys to select password parameter (Change Supervisor Password or Change User Password) menu then press Enter.

2.Enter the current password then press Enter.

3.Press Enter twice without entering anything in the password fields.

Chapter 2

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Contents Acer Aspire X3400/X5400 Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents System Block Diagram and Board Layout Chapter FeaturesOperating system and software Power supplyDimension and weight Ports Weight estimate  X3950  8 kg  X5950  8 kg Chapter Icon Component System ComponentsFront Panel X3400X5400 Rear Panel X5400 Internal Components LED indicator Color LED status Description System LED IndicatorsChapter System Utilities Cmos Setup UtilityNavigating Through the Setup Utility Entering Cmos setupSetup Utility Menus Parameter Description Product InformationStandard Cmos Features CD/DVD Advanced Bios FeaturesAMD-V Advanced Chipset FeaturesAhci Integrated PeripheralsS3 STR Power Management SetupVbat PC Health StatusFrequency/Voltage Control Setting a system password Bios Security FeaturesRemoving a system password Load Default Settings Save & Exit Setup Exit Without Saving Disassembly Requirements System DisassemblyPre-disassembly Procedure X3400 Main Unit DisassemblyX5400 Removing the Side Panel Removing the Front Bezel Page Removing the Heatsink Fan Assembly Removing the Processor Removing the Optical Drive Remove the two screws B that secure the optical drive Removing the Hard Disk Drive Removing the Power Supply Lift the power supply module off the unit X3400 Removing the Memory Modules To remove the network card Removing an Expansion CardTo remove the VGA card 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 six screws D that secure the mainboard Removing the Top Bezel Chapter 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 MessagesBios Recovery Select Save & Exit Setup, then press Enter  Dimm Undetermined ProblemsSystem Block Diagram System Block Diagram and Board LayoutMainboard Board LayoutCode Description PWR2 Chapter FRU Field Replaceable Unit List Part Name Exploded DiagramX5400 System model ACERAX3400 Aboxer II NO91.3C401.A01G X3400 FRU ListAssembly Lower Case for Boxer TBD HDD&ODD Cover Bracket 220UB a EUP Screws Screw I NO6-32 L5 BZN System modelACERAX5400 Aboxer II no 91.3C401.A01 X5400 FRU ListHeatsink CPU Heatsink AIR Cooler LGA775 TMDC6 NEW Sprig Keyboard Keyboard USB 104 KEY LITE-ON SK-9625S SG-30703-XUW Chapter Appendix a AMD Phenom II SpecificationSystem Bios PCI Interface Network Interface SpecificationOptical Drive BD Combo Module SpecificationZclv Super Multi SpecificationBuffer Size Interface Type Serial ATA Appendix a

X5400, X3400 specifications

The Acer X3400 and X5400 series desktop computers epitomize innovation and performance in home and office computing. These systems are designed to meet the needs of users ranging from everyday tasks to more demanding applications such as multimedia editing and gaming.

Starting with the Acer X3400, it is powered by a robust AMD processor, offering a balance of speed and efficiency. This desktop is tailored for users who require reliable performance for basic tasks such as web browsing, document creation, and media consumption. The X3400 supports Windows operating systems, providing a seamless user experience with familiar interfaces. Its compact chassis is designed for space efficiency while offering easy accessibility for upgrades and maintenance. The X3400 also incorporates integrated graphics technology designed to handle casual gaming and multimedia playback, making it a versatile option for home use.

On the other hand, the Acer X5400 steps up in terms of power and capabilities. Equipped with advanced AMD processors, the X5400 offers higher processing performance, making it suitable for more intense applications, including graphic design, video editing, and 3D modeling. This model often comes with dedicated graphics options, significantly enhancing its visual performance and enabling users to engage in more demanding gaming scenarios.

Both models are equipped with high-capacity storage options, including HDD and SSD configurations, allowing users to choose between expansive storage or faster data access speeds. The presence of USB 3.0 ports ensures rapid data transfer rates and compatibility with a wide range of peripherals, such as external drives and printers. The X5400 typically features additional memory slots, enabling users to upgrade RAM for improved multitasking capabilities.

In terms of design, both desktops boast sleek aesthetics with modern finishes, accentuating their suitability for both home and office environments. They are also engineered with energy efficiency in mind, utilizing technologies that reduce power consumption and contribute to a lower environmental impact.

In summary, the Acer X3400 and X5400 series desktops deliver a blend of performance, flexibility, and efficiency, catering to a wide spectrum of computing needs. Whether for basic computing tasks or more demanding applications, these desktops provide users with the tools they need to enhance productivity and enjoy multimedia experiences.
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