Acer 2000 manual Memory Address Map, VGA Bios

Page 41

Memory Address Map

 

 

Memory Address

Size

Function

 

 

 

 

 

 

 

 

 

000E0000h-000FFFFFh

128KB

System BIOS

 

 

 

 

 

 

 

 

 

000C0000h-000CFFFFh

64KB

VGA BIOS

 

 

 

 

 

 

 

 

 

000A0000h-000BFFFFh

128KB

Video memory (VRAM)

 

 

 

 

 

 

 

 

 

00000000h-0009FFFFh

640KB

Conventional memory

 

 

 

 

 

 

 

 

 

I/O Address Map

 

 

 

 

 

 

 

 

 

 

 

I/O Address

Function

 

 

 

 

 

 

 

 

 

0000-001F

Direct memory access controller

 

 

 

 

 

 

 

 

 

 

0000-0CF7

PCI bus

 

 

 

 

 

 

 

 

 

 

0010-001F

Motherboard resources

 

 

 

 

 

 

 

 

 

0020-0021

Programmable interrupt controller

 

 

 

 

 

 

 

 

 

0024-0025

Motherboard resources

 

 

 

 

 

 

 

 

 

0028-0029

Motherboard resources

 

 

 

 

 

 

 

 

 

 

002C-002D

Motherboard resources

 

 

 

 

 

 

 

 

 

 

002E-002F

Motherboard resources

 

 

 

 

 

 

 

 

 

0030-0031

Motherboard resources

 

 

 

 

 

 

 

 

 

0034-0035

Motherboard resources

 

 

 

 

 

 

 

 

 

0038-0039

Motherboard resources

 

 

 

 

 

 

 

 

 

 

003C-003D

Motherboard resources

 

 

 

 

 

 

 

 

 

0040-0043

System timer

 

 

 

 

 

 

 

 

 

 

004C-004F

Motherboard resources

 

 

 

 

 

 

 

 

 

0050-0053

Motherboard resources

 

 

 

 

 

 

 

 

0060-0060

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

 

 

 

 

 

 

 

 

0061-0061

System speaker

 

 

 

 

 

 

 

 

0062-0062

Microsoft ACPI-Compliant Embedded Controller

 

 

 

 

 

 

 

0064-0064

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

 

 

 

 

 

 

 

0066-0066

Microsoft ACPI-Compliant Embedded Controller

 

 

 

 

 

 

 

 

0070-0071

System CMOS/real time clock

 

 

 

 

 

 

 

 

 

0072-0077

Motherboard resources

 

 

 

 

 

 

 

 

 

0080-0080

Motherboard resources

 

 

 

 

 

 

 

 

 

 

0081-008F

Direct memory access controller

 

 

 

 

 

 

 

 

 

 

0090-009F

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00A0-00A1

Programmable interrupt controller

 

 

 

 

 

 

 

 

 

 

00A4-00A5

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00A8-00A9

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00AC-00AD

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00B0-00B5

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00B8-00B9

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00BC-00BD

Motherboard resources

 

 

 

 

 

 

 

 

 

 

00C0-00DF

Direct memory access controller

 

 

 

 

 

 

 

 

 

 

00F0-00FE

Numeric data processor

 

 

 

 

 

 

 

 

 

0170-0177

Secondary IDE Channel

 

 

 

 

 

 

 

 

 

 

 

 

 

34

 

 

Chapter 1

Image 41
Contents Aspire Revision History Date Chapter UpdatesIII CopyrightDisclaimer Screen Messages ConventionsPreface Table of Contents Chpater Jumper and Connector Locations Chapter TroubleshootingChapter FRU Field Replaceable Unit List Appendix C Online Support InformationFeatures Chapter MCH-M System Block DiagramTop View Rear View Board LayoutJP1 CRT Bluetooth ConnSPK Conn JP2 Parallel PortDescription Outlook ViewFront Panel Top Panel Left Panel Right Panel Rear Panel Bottom View Icon Description IndicatorsIcon Description Lock Key Description Special keysLock keys Embedded Keypad Desired Access Num Lock OnKey Description Windows KeysHot Key Function Description HotkeysEuro key Function Left Button Righ Button Way Scroll Way Tap TouchpadFunction Left Button Righ Button Way Scroll Way Tap Launch Keys Processor Specification Hardware Specifications and ConfigurationsSecond Level Cache Specification System Memory SpecificationLAN Interface Memory CombinationsModem / Bluethooth Interface Hard Disk Drive InterfaceAudio Interface Optical Drive InterfaceParallel Port Video Resolution Mode for both LCD and CRTVideo Interface USB Port BatteryPcmcia Port System Board Major ChipsCMO LCD Inverter Specification Supplier Model TypeElectrical Characteristics Chapter Thermal Electrical specificationAC Adapter Power ManagementOVP ESDEnvironmental Requirements Mechanical SpecificationAddress Map VGA BiosMemory Address Map IRQ Assignment Map DMA Channel Assignment IRQ15IRQ10 Navigating the Bios Utility Bios Setup UtilityUuid Parameter DescriptionMemory Parameter Description Month Minute Year 2003 Second MainFIR Ports AdvancedDescription Option IRQ4/ COM4, 2E8, IRQ3None/ LPT1, 378, IRQ7 LPT PortIRQ7 DMA1, DAM3Legacy USB Support AdvancedParameter Description Option Set Supervisor/User PasswordSecurity Disabled/Enabled Hard Disk C CD-ROM Drive Diskette a Network Boot BootExit Computer will be rebootedSystem Diagnostic Diskette Bios Flash UtilityMachine Disassembly and Replacement General Information Disassembly Procedure Flowchart M2.5x14 Disassemble the Battery and HDD Aspire 2000 Disassembly ProcedureDisassemble the Wireless Disassemble the RAM and ODDDisassemble the Keyboard Disassemble the Middle Cover BoardDisassemble the Upper Case Disassemble the LCDDisassemble the MDC and RAM Disassemble the Main Unit Touchpad, Bluetooth and LCM Board Disassemble the Main Unit Speakers, Fan, Thermal and CPU Chapter Disassemble the LCD Module Disassemble the HDD Module Disassemble the ODD ModuleSymptoms Verified Go To TroubleshootingExternal CD-ROM/DVD-ROM Drive Check External Diskette Drive CheckKeyboard or Auxiliary Input Device Check Memory Check Power System CheckCheck the Power Adapter Display Check Check the Battery PackTouchpad Check Sound Check Beep Code Message Description Parity Error AT Location Parity Error AT UnknownNo Interrupts from Timer KEY Boot Sector 0 hasLCD LCD-Related Symptoms Symptom / Error Action in SequencePower-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 PcmciaLCD FPC Modem-Related Symptoms Symptom / Error Action in Sequence Intermittent Problems Undetermined Problems JP3 JP1 CRT JP2PCN3 PCN2Bottom View FRU Field Replaceable Unit List Exploded Diagram Chapter Picture Part Name/ Description Part Number Bluetooth Cable Cables Card Reader Wire SETPower Cord US Power Cord ECLower Cover COVER/CASE/BRACKET Asssembly Middle CoverDimm Cover Upper Case AssyLCD Bracket L LCD BezelLCD Bracket R Pcmcia SlotHldstray Optical Device Bracket DVD/CDRW Combo Bezel forHDD/HARD Disk Drive HDD 2.5 Hgst Moraga HDD 2.5 Toshiba NeptuneHDD TOP Cover HDD ConnectorKeyboard Keyboard Arabic Keyboard BelgiumLCD 15.4 Wxga CMO LCD 15.4 Wxga SamsungLCD 15.4 Wxga LG LCD 15.4 Wxga CPTReader 1 Card Reader Board Pointing Device TouchpadSpeaker Speaker SET R&L Veco SUB-WOOFER-FORTUNEMemory Optical Card Mini Battery NumberTest Compatible Components Component Manufacturer Specifications ADP-65B WM3B2100NAMOWLiteon Online Support Information Appendix C

2000 specifications

The Acer 2000 series represents a compelling blend of performance, portability, and affordability, engineered to cater to a broad spectrum of users. Launched as a part of Acer's commitment to delivering robust computing solutions, the series appealed primarily to students, professionals, and casual users alike, aiming to provide an exceptional user experience without breaking the bank.

One of the most notable features of the Acer 2000 is its design. The sleek, lightweight chassis ensures portability, making it an ideal companion for on-the-go users. The thoughtful layout and ergonomic keyboard promote comfortable typing, while the vibrant display enhances visual clarity, offering an immersive viewing experience for both work and play.

Under the hood, the Acer 2000 is powered by a range of reliable processors, allowing for efficient multitasking and rapid application performance. Users can expect seamless operation whether they are running demanding applications, engaging in video conferencing, or simply browsing the web. The series also supports diverse storage options, including traditional hard disk drives and more advanced solid-state drives, which contribute to faster boot times and improved overall performance.

In terms of connectivity, the Acer 2000 is equipped with various ports catering to modern tech needs. USB 3.0 ports ensure quick data transfer, while HDMI outputs allow for easy connection to external displays, making it suitable for presentations or media playback. The inclusion of Wi-Fi and Bluetooth technologies enhances wireless connectivity, enabling users to stay connected effortlessly.

Acer’s proprietary technologies also add value to the series. The TrueHarmony audio technology enhances sound clarity, providing a rich auditory experience whether users are taking part in calls, watching videos, or enjoying music. Furthermore, the integration of Acer’s software solutions enhances user productivity, offering intuitive tools for file management and organization.

Battery life is another characteristic of the Acer 2000 that deserves mention. Designed to last throughout the day, users can rely on its efficiency for both work and leisure without the constant need for recharging.

In summary, the Acer 2000 series is a versatile laptop line that stands out due to its combination of functionality, portability, and user-friendly features. With its robust design and dependable performance, the Acer 2000 is well-suited for those seeking an efficient computing device to meet their everyday needs.