General Information, Before You Begin | Acer 420 manual

General Information

Before You Begin

Before proceeding with the disassembly procedure, make sure that you do the following:

1.Turn off the power to the system and all peripherals.

2.Unplug the AC adapter and all power and signal cables from the system.

3.Remove the battery pack.

NOTE: TravelMate 420 series product uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may need to tear the tape or mylar before you disconnect different FFC/FPC/connectors.

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Chapter 3

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Acer 420 manual General Information, Before You Begin

Contents

Acer TravelMate 420 Series Part NO. VD.T19V5.001 Date Chapter Updates Revision History Copyright Disclaimer Conventions Preface Page Table of Contents Chapter Jumper and Connector Locations Chpater TroubleshootingAppendix C Test Compatible Components 121 Chapter FeaturesWay scroll button Chapter One type II CardBus PC Card slots Upgradeable memory Keyboard and Pointing Device System Block Diagram Board Layout Top View Bottom View FIR Front View Outlook ViewIcon Description Chapter Left Panel Right Panel Rear Panel Bottom Panel Indicators Icon Function Description Lock Keys Lock Key Description Desired Access Num Lock On Num Lock Off Embedded Numeric Keypad Windows Keys Key Icon Description Hot Keys Chapter Click on Start, Settings, Control Panel Euro SymbolClick on the Language tab and click on Details Launch Key Default application Launch Keys Mail Detection Touchpad Basics TouchpadFunction Left Button Right Button Scroll Button Tap Function Left Button Right Button Scroll Button Tap Processor Hardware Specifications and ConfigurationsSpecification Second Level Cache Modem Interface Memory CombinationsLAN Interface Hard Disk Drive Interface DVD-ROM Interface IDE/ATAPI Vendor & model name Toshiba SD2212 CD CD-DA, CD+EG, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, Mixed Video Interface Video Resolutions Mode for both LCD and CRTAudio Interface Parallel Port System Board Major Chips USB PortPcmcia Port Keyboard CPT CLAA141XF01 BatteryLCD Inverter Specification TX38D91VC1FAC Electrical Characteristics Duty Ton Period Dacbrig 0 V, PWM Electrical specificationThermal Dacbrig 0 AC Adapter Power Management Environmental Requirements Memory Address Map Mechanical SpecificationVGA Bios Address Map Mobility Radeon IRQ Assignment Map IRQ13 DMA Channel AssignmentIRQ12 IRQ14 Chapter Bios Setup Utility Navigating the Bios Utility Chapter This menu provides you the information of the system InfoParameter Description Parameter Description Main Parameter Description Format/Option DMA System DevicesParameter Description Options DMA1/ DMA3 Security Oot Info Xit Clear or Set Parameter Description Option Removing a Password Page Boot Exit Bios Flash Utility System Diagnostic DiskettePage Running Diagnostics Program Page Chapter Page Chapter Chapter Chapter Machine Disassembly and Replacement General Information Before You Begin Disassembly Procedure Flowchart Screw List Safety Screw M2.5X0.45+6FP-ZKNLScrew M2.0X0.4P+3FP-NI Removing the Battery Pack Removing the Optical Module/HDD Module and Memory Slide the optical drive latch Then remove the optical drive Removing the Keyboard/ LCD Module and VGA Board Removing the Keyboard Chapter Disassembling the Main Unit Chapter Page Chapter Page Disassembling the LCD Module Disassembling the External Modules Disassembling the HDD Module Chapter Troubleshooting Symptoms Verified Go To External Diskette Drive Check System Check ProceduresExternal CD-ROM/DVD-ROM Drive Check Memory Check Power System Check Keyboard or Auxiliary Input Device Check Check the Power Adapter Touchpad Check Display Check Sound Check Power-On Self-Test Post Error Message Error Messages FRU/Action in Sequence Index of Error MessagesError Message List Setup 02F0 CPU ID Indicator-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Power-Related Symptoms Speaker-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Power Management-Related Symptoms Modem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms LCD FPC Intermittent Problems Undetermined Problems Dimm Post Task Routines Code Beeps Post Routine Description Code Beeps Post Routine Description Chapter Code Beeps For Boot Block in Flash ROM Index of flashing Bios Error Message using PHLASH.EXE Index of Flash Bios Error MessageError Message Action in Sequence Chapter Jumper and Connector Locations Top View Power Button Onsystem on OFF System OFF SettingNone Stand by Hibernate Bottom View 100 Chapter FRU Field Replaceable Unit List Exploded Diagram Chapter 103 Logic UP Assy Wireless Chapter 105 DVD Assy CD-ROM Assy Combo Assy Chapter 107 UP Assy Logic Assywire Less BOARD-TOUCHPAD Battery LI-ION 9 CELLS-PANASONICUP Assy Logic Assywire Less BOARD-TOUCHPAD Button Board UP Assy Logic Assywire Less BOARD-MDC Card Chapter 109 Lower Case UP Assy Logic Assywire Less Support BracketUP Assy Logic Assywire Less Dimm Cover Chapter 111 IBM Cascade HDD 2.5 20G HDD ConnectorFDD FPC FDD Case FDD Mylar FDD Back Cover IBM Cascade HDD 2.5 30G Chapter 113 LCD 15 Sxga Hitachi TX38D91VC1FAC LCD 15.0 XGA Hannstar HSD150PX14-ALCD 15 Sxga IBM ITSX95C LCD Inverter Chapter 115 ROM Assy DVD-ROM Drive 8X Liteon LSD-081 CD-ROM Drive 24X Teac CD-224E-C85ASSY, CD DVD-ROM Drive 8X Toshiba SR-C2612 Combo DVD-ROM Drive 8X Hitachi GDR-8081N Chapter 117 TravelMate 420 Series Appendix aAppendix a 118 Main Features Appendix a Appendix a 120 Test Compatible Components Appendix B Specifications Microsoft Windows XP Home Environment Test USB HUB Appendix B 123USB JAZ 2GB Link HUB HP 10MB Microsoft Windows XP Pro Environment Test Appendix B 125 Pcmcia Microsoft Windows 2000 Environment Test Appendix B 127 128 Online Support Information Appendix C 130 Index Core voltage 23 package 23 type Index