System Board Troubleshooting | Toshiba A200 specification

2 Troubleshooting Procedures

2.4 System Board Troubleshooting

2.4System Board Troubleshooting

This section describes how to determine if the system board is defective. Start with Procedure 1 and continue with the other procedures as instructed. The procedures described in this section are:

Procedure 1: Message Check

Procedure 2: Debug port Check

Procedure 3: Diagnostic Test Program Execution Check

Procedure 4: Replacement Check

2-16	PORTEGE A200 Maintenance Manual (960 -499)

Image 57

Toshiba A200 manual Troubleshooting Procedures System Board Troubleshooting

Contents

File Number Toshiba Corporation Copyright Preface Safety Precautions Portege A200 Maintenance Manual Acronyms Conventions Table of Contents Only ONE Test Chapter Tests and Diagnostics HDD Chapter Replacement Procedures Appendices Portege A200 Maintenance Manual Chapter Hardware Overview Hardware Overview Chapter Contents Tables Figures Features Hardware Overview Features LCD Hardware Overview Features ? LAN Hardware Overview Features Front of the computer System unit configuration Shows the system block diagram ? CPU Hardware Overview Features Features Hardware Overview Hard Disk Drive SpecificationsHardware Overview Hard Disk Drive Parameter Keyboard Hardware Overview Keyboard Optical Drive CD-RW/DVD-ROM drive specificationsHardware Overview Optical Drive CD-RW/DVD-ROM Drive Optical Drive Hardware Overview DVD-Multi drive specificationsDVD-multi Drive G8CC0001P710 TFT Color Display LCD module specifications TMD-made 12.1 TFTHardware Overview TFT Color Display LCD Module Specifications G71C00011121 FL inverter board specificationsTFT Color Display Hardware Overview FL Inverter Board Hardware Overview Power Supply Power SupplyPower supply output specifications1/2 Name Voltage Use PSC Batteries Main Battery 10 Time required for charging battery Main Battery Charging ControlMain battery Charging Time Batteries Hardware Overview 11 RTC battery charging time RTC Battery12 Maintaining time Time Parameter Specification 13 AC adapter specificationsAC Adapter AC Adapter Hardware Overview Chapter Troubleshooting Procedures Troubleshooting Procedures Error Code Check Troubleshooting Procedures Troubleshooting flowchart Set of tool for debug port test Troubleshooting Procedures Troubleshooting Troubleshooting Procedures Troubleshooting Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting flowchart 1/2 Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting flowchart 2/2 Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting Procedures Power Supply Troubleshooting Power Supply Troubleshooting Procedure 1 Power Supply Icon Check Power Supply Troubleshooting Troubleshooting ProceduresBattery icon DC in icon Troubleshooting Procedures Power Supply Troubleshooting Procedure 2 Error Code Check Error codeError code Location Error code Meaning ? DC power supply AC adapter ? 1R8-C1V output ? E3V output ? 1R25-P1V output Procedure 4 Quick Charge Check Procedure 3 Connection Check Procedure 5 Replacement Check Result code Contents Check itemsResult code Troubleshooting Procedures System Board Troubleshooting System Board Troubleshooting Procedure 1 Message Check System Board Troubleshooting Troubleshooting Procedures KBC Error HDC Error A set of tool for debug port test Procedure 2 Debug Port Check Clears software rest bit FDC Reset Port Contents Status Portege A200 Maintenance Manual 960 Port Content Bios Debug Procedure 4 Replacement Check Procedure 3 Diagnostic Test Program Execution Check USB FDD Troubleshooting Troubleshooting Procedures USB FDD TroubleshootingProcedure 1 FDD Head Cleaning Check Procedure 2 Diagnostic Test Program Execution Check USB FDD Troubleshooting Troubleshooting ProceduresFDD error code and status Code Status Procedure 3 Connector Check and Replacement Check HDD Troubleshooting Troubleshooting Procedures HDD Troubleshooting Procedure 2 Partition Check Troubleshooting Procedures HDD Troubleshooting Procedure 3 Format Check 2.5 HDD error code and status Procedure 4 Diagnostic Test Program Execution Check Procedure 5 Connector Check and Replacement Check Troubleshooting Procedures Optical Drive Troubleshooting Optical Drive TroubleshootingProcedure 1 Diagnostic Test Program Execution Check Procedure 2 Connector Check and Replacement Check Display Troubleshooting Troubleshooting Procedures Display TroubleshootingProcedure 1 External Monitor Check Procedure 3 Connector Check and Cable Check Troubleshooting Procedures Display Troubleshooting Keyboard Troubleshooting Troubleshooting Procedures Keyboard Troubleshooting Troubleshooting Procedures Touch Pad Troubleshooting Touch Pad Troubleshooting SD Card Slot Troubleshooting SD Card Slot Troubleshooting Troubleshooting ProceduresProcedure 1 Check on Windows XP Troubleshooting Procedures Modem Troubleshooting Modem Troubleshooting Modem Troubleshooting Troubleshooting Procedures Troubleshooting Procedures LAN Troubleshooting LAN Troubleshooting Sound Troubleshooting Troubleshooting Procedures Sound Troubleshooting Procedure 2 Connector Check Troubleshooting Procedures Sound Troubleshooting Procedure 3 Replacement Check Wireless LAN Troubleshooting Troubleshooting Procedures Wireless LAN TroubleshootingProcedure 1 Transmitting-Receiving Check Procedure 2 Antenna Connection Check Wireless LAN Troubleshooting Troubleshooting Procedures Chapter Tests and Diagnostics Tests and Diagnostics Display Test Heatrun Test20.1 20.2 29.1 Function Description Accessing the Setup Program Tables Tests and Diagnostics Diagnostic Test Diagnostic Test Tests and DiagnosticsDiagnostics menu Tests and Diagnostics Diagnostic Test Heatrun test program 2 H/W Hardware initial information setting tool Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic TestDiagnostics menu T&D Executing the Diagnostic Test Tests and Diagnostics System Test Name Xxxxxx VX.XX 2 H/W initial information setting tool Tests and Diagnostics Executing the Diagnostic Test Setting of the hardware configuration Tests and Diagnostics Setting of the hardware configuration Tests and Diagnostics Setting of the hardware configuration Press Enter key Heatrun Test Tests and Diagnostics Heatrun Test Subtest Names Tests and Diagnostics Subtest NamesTest Name Subtest No Subtest Name Hard Disk Tests and Diagnostics Subtest Names Subtest names 2/2 System Test System Test Tests and Diagnostics Tests and Diagnostics System Test Memory Test Memory Test Tests and Diagnostics Keyboard Test Tests and Diagnostics Keyboard Test Display Test Display Test Tests and Diagnostics Tests and Diagnostics Display Test Hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Floppy Disk Test Tests and Diagnostics Floppy Disk Test Floppy Disk Test Tests and Diagnostics Printer Test Tests and Diagnostics Printer Test Wraparound Async Test Tests and Diagnostics Async Test Hard Disk Test Hard Disk Test Tests and Diagnostics Tests and Diagnostics Hard Disk Test Worst pattern data Cylinder Real Timer Test Tests and Diagnostics Real Timer Test Tests and Diagnostics Real Timer Test Current date Current time NDP Test Tests and Diagnostics NDP Test Expansion Test Tests and Diagnostics Sub# Address Good Bad ContentsExpansion Test Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test CD-ROM/DVD-ROM Test Tests and Diagnostics Error Code and Error Status Names Tests and Diagnostics Error Code and Error Status NamesDevice name Error code Error status name PRT Time OUT No Pcmcia Hard Disk Test Detail Status Tests and Diagnostics Hard disk controller status register contentsHard Disk Test Detail Status BBK Operations Program Description Only ONE Test Subtest Touch Pad Press Internet button button Kill Switch on This subtest checks if each LED lights properly LED Function Description Head Cleaning Log Utilities Tests and Diagnostics Log Utilities FDD-TIME OUT Error Log Utilities Tests and Diagnostics Running Test Tests and Diagnostics Running Test Floppy Disk Drive Utilities Floppy Disk Drive Utilities Tests and Diagnostics Tests and Diagnostics Floppy Disk Drive Utilities Floppy Disk Format & Copy DIAGNOSTICS-HARD Disk & Floppy Disk Dump Following message will appear. To finish the dump, select System Configuration Tests and Diagnostics System Configuration System Configuration Display Ver X.XX Machine Name ??? Tests and Diagnostics System Configuration Wireless LAN Test Program Intel-made b/g MAC = Setting the responder machine Bad connection of wireless LAN card Wireless LAN Test Program Askey-made Wireless LAN Test Program Askey-made Tests and DiagnosticsSetting the tester DUT machine Tests and Diagnostics Wireless LAN Test Program Askey-made MAC Address Check OK Tests and Diagnostics Wireless LAN Test Program Askey-made LAN test 28 LAN/Modem/Bluetooth/IEEE1394 Test Program Transmit Receive Portege A200 Maintenance Manual Modem loopback test Modem test Bluetooth test Pppppp Sssss Aaaaaaa Message Contents Error message Error code for Bluetooth test Bdaddr 1/2 See the Specification of the Bluetooth System in detail Progress Bar Cccc OOO Pppppp Eeeeee Ttttttt Eeeeeee Ddddd M M M Lllllll Error code for Bluetooth test Bdaddr of the DUT 1/2 Error code Meaning IEEE1394 test Sound Test program Tests and Diagnostics Sound Test programSound Standard test Tests and Diagnostics Sound Test program Sound Legacy test Test media Toshiba-made test media CD Sound Standard test Portege A200 Maintenance Manual CD Sound Legacy test Audio CD Setup Tests and Diagnostics Setup Tests and Diagnostics Setup Accessing the Setup Program Accepting Changes and Exiting the Setup Window Moving Within the Setup Menu and Changing ValuesFactory Preset Configuration Password Write Policy Date Sets date Time Sets time Setup Options User Setting Bright Full brightness for high visibility Registered User password has been registered Ntsc Japan Boot Turns on boot mode. Default Resume Turns on resume mode Picture Displays picture logo Status Power on Standby Power off/halt Lamp pattern of power button CD-ROM Tests and Diagnostics Setup Enhanced IDE Normal USB floppy disk is available without the driver Chapter Replacement Procedures Replacement Procedures HDD SD board/System board 19.1 19.2 Heat sink/CPU 20.1 20.2 19 Removing the MDC module 50 to 4-61 Replacing TMD fluorescent lamp 1 to 61 to Overview Overview Replacement Procedures Safety precautions Replacement Procedures Overview Before you begin Disassembly procedures Tools and equipment Assembly procedures Grip color Screw tightening torque Screw notation Battery pack Replacement Procedures Battery packRemoving the battery pack Installing a battery pack Battery pack Replacement Procedures Installing a PC card Replacement Procedures PC cardPC card Removing the PC card Installing a SD memory card SD memory card Replacement ProceduresSD memory card Removing the SD memory card Replacement Procedures Connector panel Connector panelRemoving the connector panel Installing a connector panel Removing the keyboard Keyboard Replacement Procedures Removing the keyboard Installing a keyboard Removing the optical drive Replacement Procedures Optical drive Installing an optical drive Optical drive Replacement Procedures Replacement Procedures Palm rest/Touch pad Palm rest/Touch padPalm rest Removing the palm rest 12 Removing the palm rest Palm rest/Touch pad Replacement Procedures Installing a palm rest Touch pad Removing the touch pad Installing a touch pad Replacement Procedures HDD HDDRemoving the HDD 15 Separating the HDD Installing a HDD Replacement Procedures Memory module Memory moduleRemoving the memory module Installing a memory module Memory module Replacement Procedures Replacement Procedures Wireless LAN module Wireless LAN moduleRemoving the wireless LAN module Installing a wireless LAN module Wireless LAN module Replacement Procedures Installing an internal microphone Replacement Procedures Internal microphoneInternal microphone Removing the internal microphone Installing a MDC module MDC module4 Replacement ProceduresMDC module Removing the MDC module Speaker4 Replacement Procedures SpeakerRemoving the speaker Installing a speaker Replacement Procedures Speaker Cover assembly Cover assembly Replacement ProceduresRemoving the cover assembly 22 Removing the screws Replacement Procedures Cover assembly 23 Removing the screw Installing a cover assembly RTC battery Replacement Procedures RTC batteryRemoving the RTC battery Installing a RTC battery Replacement Procedures4.17 Battery latch assembly Battery latch assemblyRemoving the battery latch assembly Installing a battery latch assembly Installing a CPU fan CPU fan Replacement ProceduresCPU fan Removing the CPU fan Installing a SD board Replacement Procedures SD board/System boardSD board/System board SD board Removing the SD board SD board/System board Replacement Procedures Installing a system boardSystem board Removing the system board Replacement Procedures Heat sink/CPU Heat sink/CPUHeat sink Removing the heat sink Installing a heat sink Heat sink/CPU Replacement Procedures 32 Removing the CPU 20.2 CPU Removing the CPU 33 Installing a CPU Installing a CPU Replacement Procedures LCD mask/FL inverter/LED board LCD mask/FL inverter/LED boardRemoving the LCD mask/FL inverter/LED board 35 Removing the display mask LCD mask/FL inverter/LED board Replacement Procedures 37 Removing the LED board Installing a LCD mask/FL inverter/LED board Replacement Procedures4.22 LCD unit LCD unitRemoving the LCD unit 39 Removing the LCD unit LCD unit Replacement Procedures 40 Removing the LCD support Installing a LCD unit LCD cable/LED cable Replacement Procedures LCD cable/LED cableLCD cable Removing the LCD cable 42 Removing the LCD cable holder Replacement Procedures LCD cable/LED cable 44 Installing the LCD cable holder Installing a LCD cable 45 Removing the LED cable LED cable Removing the LED cable Installing a LED cable Wireless LAN antenna Replacement Procedures Wireless LAN antennaRemoving the wireless LAN antenna Installing a wireless LAN antenna Wireless LAN antenna Replacement Procedures Hinge assembly Replacement Procedures4.25 Hinge assemblyRemoving the hinge assembly Installing a hinge assembly Hinge assembly Replacement Procedures Fluorescent lamp Replacement Procedures Fluorescent lampType Part.No Supplier Section Inch G33C0000J210 26.1 Fluorescent lamp Replacement Procedures Replacing the 12.1 inch TMD fluorescent lampDisassembling the module 51 Replacing TMD fluorescent lamp 52 Replacing TMD fluorescent lamp3 53 Replacing TMD fluorescent lamp4 54 Replacing TMD fluorescent lamp5 55 Replacing TMD fluorescent lamp6 56 Replacing TMD fluorescent lamp7 Assembling the module 57 Replacing TMD fluorescent lamp8 58 Replacing TMD fluorescent lamp9 59 Replacing TMD fluorescent lamp10 60 Replacing TMD fluorescent lamp11 61 Replacing TMD fluorescent lamp12 Appendices Appendices Appendix Contents Appendix D Keyboard Scan/Character Codes Appendix E Figure B-1 Table D-2 Portege A200 Maintenance Manual App-vii Appendix a Handling the LCD Module Appendices Precautions for handling the LCD module Appendices Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module Appendix B Board LayoutAppendices System Board FPYSY* Front View Mark Number Name Appendix B Board Layout Appendices System Board FPYSY* Back View 1394 PHY/LINK SD Board FPYSD* View Table B-3 SD board FPYSD* ICs and connectors Table B-4 LED board FPYLE* ICs and connectors LED Board FPYLE* ViewAppendices Appendix B Board Layout Table C-1 SO-DIMM0 connector 200-pin1/4 System Board PJ1420 SO-DIMM0 connector 200-pinPin No Signal name Appendix C Pin Assignment Appendices SDQ16R-B2P SDQ23R-B2P SDQ25R-B2P SDQ30R-B2P SBS0R-B2P SDQS7R-B2P Table C-2 SO-DIMM1 connector 200-pin1/4 PJ1440 SO-DIMM1 connector 200-pin SCB6B-B2P SCB7B-B2P GND SBS0-B2P SDQS7R-B2P Table C-3 HDD I/F connector 44-pin PJ1800 HDD I/F connector 44-pin PJ1801 Optical drive I/F connector 50-pin Table C-4 Optical drive I/F connector 50-pinAppendices Appendix C Pin Assignment Table C-5 PC card I/F connector 68-pin1/2 PJ2110 PC card I/F connector 68-pin Table C-6 SD card I/F connector 12-pin PJ2130 SD card I/F connector 12-pin Table C-7 Mini PCI I/F connector 124-pin 1/2 PJ2200 Mini PCI I/F connector 124-pin CBE2-P3N Table C-8 MDC I/F connector 30-pin PJ3010 MDC I/F connector 30-pin 10 PJ3240 PAD I/F connector 5-pin PJ3230 Keyboard I/F connector 30-pinTable C-9 Keyboard I/F connector 30-pin Table C-10 PAD I/F connector 5-pin 12 PJ4200 1394 I/F connector 4-pin 11 PJ4100 Network I/F connector 14-pinTable C-11 Network I/F connector 14-pin Table C-12 1394 I/F connector 4-pin 13 PJ4400 Bluetooth connector 20-pin 14 PJ4700 USB Port 0/1 connector 8-pin15 PJ4701 USB Port 2 connector 4-pin Table C-16 LCD connector 40-pin 16 PJ5600 LCD connector 40-pin 17 PJ5620 CRT I/F connector 15-pin 18 PJ5640 TV out connector 4-pin19 PJ6003 Speaker Connector 4-pin 21 PJ8810 Main battery connector 10-pin PJ8800 DC-IN Connector 2-pin22 PJ8760 RTC battery connector 3-pin 23 PJ8770 Fan connector 3-pin 25 PJ9550 SD board I/F connector 20-pin 24 PJ9500 LED board I/F connector 20-pinTable C- 24 LED board I/F connector 20-pin Table C- 25 SD board I/F connector 20-pin Table C- 26 System board I/F connector 20-pin LED Board 26 PJ9505 System board I/F connector 20-pin SD Board 27 PJ9555 System board I/F connector 20-pin 28 PJ6000 Internal Microphone connector 2-pin29 PJ6001 External Microphone connector 6-pin Table C- 30 Headphone connector 6-pin 30 PJ6002 Headphone connector 6-pin Appendices Appendix C Pin Assignment Apx. D Keyboard Scan/Character Codes Appendices Table D-1 Scan codes set 1 and set 2 1/4Cap Keytop Code set Make Break Caps Lock Enter Shift L No.102 ALT R 122 F11 123 F12 124 PrintSc 126 Pause 202 203 Win 204 App With left Shift With right Shift Set AA E0 2A E0 F0 12 E0 Cap Keytop Code set Table D-4 Scan codes with Fn key Break Make Table D-6 No.124 key scan code Key Shift Code set Top Figure E-2 key layout UK Figure E-1 key layout US Appendices Appendix E Key Layout Appendix F Wiring Diagrams Appendices LAN Loopback Connector Appendices Appendix F Wiring Diagrams Appendix G Bios Rewrite Procedures Appendices Rewriting the BiosTools Appendices Appendix G Bios Rewrite Procedures Rewriting the EC/KBC Appendix H EC/KBC Rewrite Procedures Appendices Appendices Appendix H EC/KBC Rewrite Procedures Appendix I ReliabilityAppendices System Maximum configuration 084Table I-1 Mtbf Time hours Appendices Appendix I Reliability Apx. J Key FD Appendices Appendix J Key FD Appendices Apx. J Key FD