Chapter Troubleshooting | Toshiba TOSHIBA NB100 specification

2 Troubleshooting

Chapter 2

Troubleshooting

TOSHIBA NB100 Maintenance Manual

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Toshiba TOSHIBA NB100 manual Chapter Troubleshooting

Contents

PLL10X-XXXXX Trademarks CopyrightDisclaimer Preface Toshiba NB100 Maintenance Manual Conventions Acronyms Table of Contents Chapter Diagnostic Programs Error! Bookmark not defined Replacement Procedure Chapter Replacement Procedures Replacement Procedures Installing the Touch Pad Board Appendices Hardware Overview Hardware Overview Chapter Contents Figures Features Features Hardware Overview Hardware Overview Features ‰ LAN ID Parts Description Placement Computer Block Diagram System Board Configurations System Unit Components System Unit Components Hardware Overview Hardware Overview System Unit Components − RTC − Gpio Hardware Overview System Unit Components System Unit Components Hardware Overview 2.5-inch HDD Hardware Overview 2.5-inch HDD Solid State Drive SSD Solid State Driver SSD Hardware Overview Power Supply Hardware Overview Power Supply Main Battery Battery Charging ControlBatteries 5BBatteries Hardware Overview RTC Battery Hardware Overview Batteries Chapter Troubleshooting Troubleshooting Chapter Contents Iii Figures Tables Outline Troubleshooting Outline Basic Flowchart Troubleshooting Basic Flowchart Basic Flowchart Troubleshooting Basic flowchart1/2 END Basic Flowchart Troubleshooting Troubleshooting Power Supply Procedure 1 Power Icon Check Power Supply Troubleshooting DC in LED Check 1 Replace the system board with a new one Procedure 2 Connection CheckProcedure 3 Replacement Check System Board System Board TroubleshootingProcedure 1 Message Check Troubleshooting2.4 System Board Procedure 2 Test Program Check HDD Troubleshooting Procedure 1 Message CheckProcedure 2 Partition Check HDD Troubleshooting HDD Procedure 3 Format Check Procedure 4 Test Program Check Code Status Procedure 5 Connector Check and Replacement Check Keyboard Troubleshooting Procedure 1 Test Program CheckProcedure 2 Connector Check and Replacement Check Keyboard Troubleshooting Display Procedure 1 External Monitor CheckProcedure 2 Test Program Check Procedure 3 Connector Check and Replacement Check Display Troubleshooting Troubleshooting LAN LAN Audio Test Troubleshooting Audio Test Troubleshooting Cooling Module Cooling Module 10Cooling Module Troubleshooting Chapter Diagnostic Programs Diagnostic Programs Toshiba NB100 Maintenance Manual Page General Diagnostic Programs General Diagnostic Programs General Quick Start Diagnostic Programs Quick StartQuick Test Customization Test Diagnostic Programs Quick Start CPU Speed Test Step by Step Diagnostic Programs Quick Start Keyboard Layout test Audio Play Test Audio Record Test DMI Read DMI Write System Information View Logs Diagnostics Screen Explanation Diagnostics WindowsExit to Free DOS Test Running Status and Report Panel ‹ Program Name and Its Version Service Diagnostic Ver1.10 Title Bar Diagnostic Programs Quick Start Option Diagnostic Programs OptionsOverview Options Menu Notes Diagnostic Programs 3Option Batch Parameters Configuration Wait On Error Break On ErrorPause Enable Monitor Battery Life Item’s Parameters Configuration Parameters Load Batch Parameters Save Batch Parameters LOG Parameters Setting Append to Old Log File Log Device Info on FailLog file Name Specify LOG Viewer Up, Page Down LOG Viewer↑, ↓ Esc Ctrl+HomeCtrl+End Ctrl+F3 Pass Diagnostic Programs Subtests Subtests Subtests Diagnostic Programs HDD Kbled Subtest 01 CPU System Test Diagnostic ProgramsSystem Test NPU Interrupt Test Diagnostic Programs System TestNPU Basic Functions Test Subtest 02 Boards Subtest 03 FAN Speed Test System Test Diagnostic Programs Diagnostic Programs Memory Test Subtest 01 Bios ROMMemory Test Subtest 02 Parity Memory Test Diagnostic Programs Subtest 03 Patterns Subtest 04 Extended Pattern Memory Test Diagnostic Programs Subtest 05 Walking 1’s Test Subtest 06 Walking 0’s TestSubtest 07 Memory Address Subtest 08 Refresh Test Subtest 11 Data Bus Test Subtest 12 Memory Speed Test Diagnostic Programs Storage Password：hard diskStorage Subtest 01 HDD Storage Diagnostic Programs Diagnostic Programs Storage Storage Diagnostic Programs Subtest Diagnostic Programs VideoVideo Video Diagnostic Programs Diagnostic Programs Video Subtest 02 640 * 480 VGA Mode Subtest 03 Vesa Video Modes Subtest 04 Vesa Video Memory Subtest 05 AGP Test Subtest 06 LCD Panel Test Subtest 08 Color Purity Test Subtest 09 Direct Color Test Subtest 10 DAC/Palette Address Diagnostic Programs Video Communication Comm Subtest 01 LAN Card Subtest Keyboard Diagnostic Programs PeripheralPeripheral Peripheral Diagnostic Programs Subtest Led Test Check whether the orange led works normally Error Codes and description 11Error Codes and Description Diagnostic Programs Diagnostic Programs 11Error Codes and Description 03xx Board FAN 31xx Audio IDE-HDD Page Quick Test Item List3 Diagnostic Programs Quick Test Item List Chapter Replacement Procedures Replacement Procedures Colors of Screw Shanks Replacement Procedures Removing the memory card General Replacement Procedures System Board Replacement Procedures General Safety Precautions Toshiba NB100 Maintenance Manual Before You Begin Disassembly Procedures Assembly Procedures Tools and Equipment Screw Tightening Torque Colors of Screw Shanks Symbols of Screws on the Computer BodySymbol examples Removing the Battery Pack Removing the battery pack Installing the Battery Pack Removing the Memory Card Removing the memory card Installing the Memory Card Removing the Optional Memory Stopper Memory cover secure screw Memory Slot Installing the Optional Memory Removing Keyboard Replacement Procedures Keyboard cover and keyboardKeyboard Cover and Keyboard Keyboard cover and keyboard Replacement Procedures Installing the Keyboard Cover and Keyboard Removing the Wireless LAN Card Wireless LAN CardWireless LAN card Replacement Procedures Replacement Procedures Wireless LAN card Installing the Wireless LAN Card Removing the Display Assembly Display AssemblyDisplay Assembly Replacement Procedures Replacement Procedures Display Assembly Removing the display assembly Installing the Display Assembly Removing the Top Cover Replacement Procedures Top CoverTop Cover Top Cover Replacement Procedures Installing the Top Cover Removing the SSD/HDD and Fan Replacement Procedures SSD/HDD and FanSSD/HDD and Fan SSD/HDD and Fan Replacement Procedures 13 Removing the SSD/HDD chassis Installing the SSD/HDD and Fan System Board, DC-IN, RJ-45 Cable and Blue-Tooth Card 15 Removing the system board 16 Removing the system board Toshiba NB100 Maintenance Manual Removing the Display Mask Replacement Procedures Display MaskDisplay Mask Page Display Mask Replacement Procedures 18 Removing the display maskPage Installing the Display Mask Page Removing the LCD module LCD Module Replacement ProceduresLCD Module Replacement Procedures LCD Module M2 x 2.5 black flat-head screw LCD module Installing the LCD Module Page Removing the CCD Board and Speakers Replacement Procedures CCD Board and SpeakersCCD Board and Speakers Page CCD Board and Speakers Replacement Procedures Installing the CCD Board and SpeakersPage Removing the Touch Pad Board Replacement Procedures Touch Pad BoardTouch Pad Board Page Touch Pad Board Replacement Procedures Installing the Touch Pad Board Appendices Appendix Contents Appendix C Pin Assignments App-iii Precautions for handling the LCD module Apx. a Handling the LCD Module Appendices Appendices Apx. a Handling the LCD Module Apx. a Handling the LCD Module Appendices Appendices Apx. a Handling the LCD Module Apx. a Handling the LCD Module Appendices Appendix B Board Layout System Board Front View Apx. B Board Layout Appendices Appendices Apx. B Board Layout Figure B-2 Board layout back Appendices Apx. C Pin Assignments Appendix C C-2 Appendix C Pin Assignments System Board CN4 DC-IN Connector 4-Pin CN5 Speaker Cable Connector 4-Pin Touch Pad Connector 12-Pin CN10 Bluetooth Cable Connector 10-Pin CN500CN501 CN502 Card Reader Connector 21-Pin CN503 GND MCLKDDR0 MCLKDDR#0 MAWE# CN505 HDD Connector 22-Pin CN507 Touch Pad Connector 12-Pin CN509 CN510 USB Port#3 Connector 4-Pin Head Phone Connector 6-Pin JACK2 Appendix D Keyboard Scan/Character Codes Keyboard Scan/Character Codes Appendices Appendices Keyboard Scan/Character Codes Table D-1 Scan codes set 1 and set 2 2/4 Table D-1 Scan codes set 1 and set 2 3/4 Table D-1 Scan codes set 1 and set 2 4/4 Table D-2 Scan codes with left Shift key Table D-4 Scan codes with Fn key Table D-5 Scan codes in overlay mode Table D-7 No.126 key scan code United States US Keyboard Japan JP Keyboard Apx E Key Layout German GR KeyboardDU, UE, US International USE Keyboard Apx E Key Layout Appendices Arabic AR KeyboardNordic NE Keyboard Dutch DT Keyboard Greek GK Keyboard Herbrew HE Keyboard Slovakian SK Keyboard United Kingdom EN Keyboard Figure E-11 EN keyboard