Power Supply Troubleshooting | Toshiba A200 specification

2 Troubleshooting Procedures

2.3 Power Supply Troubleshooting

2.3Power Supply Troubleshooting

The power supply controller controls many functions and components. To determine if the power supply is functioning properly, start with Procedure 1 and continue with the other Procedures as instructed. The procedures described in this section are:

Procedure 1: Power Supply Icon Check

Procedure 2: Error Code Check

Procedure 3: Connection Check

Procedure 4: Quick Charge Check

Procedure 5: Replacement Check

2-6	PORTEGE A200 Maintenance Manual (960 -499)

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Toshiba A200 manual Troubleshooting Procedures Power Supply 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 Parameter SpecificationsHard Disk Drive Hardware Overview Hard Disk Drive Keyboard Hardware Overview Keyboard CD-RW/DVD-ROM Drive CD-RW/DVD-ROM drive specificationsOptical Drive Hardware Overview Optical Drive G8CC0001P710 DVD-Multi drive specificationsOptical Drive Hardware Overview DVD-multi Drive LCD Module LCD module specifications TMD-made 12.1 TFTTFT Color Display Hardware Overview TFT Color Display FL Inverter Board FL inverter board specificationsSpecifications G71C00011121 TFT Color Display Hardware Overview Name Voltage Use Power SupplyHardware Overview Power Supply Power supply output specifications1/2 PSC Batteries Main Battery Batteries Hardware Overview Main Battery Charging Control10 Time required for charging battery Main battery Charging Time Time RTC Battery11 RTC battery charging time 12 Maintaining time AC Adapter Hardware Overview 13 AC adapter specificationsParameter Specification AC Adapter 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 DC in icon Power Supply Troubleshooting Troubleshooting ProceduresProcedure 1 Power Supply Icon Check Battery icon Troubleshooting Procedures Power Supply Troubleshooting Error code Location Procedure 2 Error Code CheckError code 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 Result code Procedure 5 Replacement CheckResult code Contents Check items 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 Procedure 1 FDD Head Cleaning Check USB FDD TroubleshootingTroubleshooting Procedures USB FDD Troubleshooting Code Status USB FDD Troubleshooting Troubleshooting ProceduresProcedure 2 Diagnostic Test Program Execution Check FDD error code and 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 Procedure 2 Connector Check and Replacement Check Optical Drive TroubleshootingTroubleshooting Procedures Optical Drive Troubleshooting Procedure 1 Diagnostic Test Program Execution Check Procedure 3 Connector Check and Cable Check Display TroubleshootingDisplay Troubleshooting Troubleshooting Procedures Procedure 1 External Monitor Check Troubleshooting Procedures Display Troubleshooting Keyboard Troubleshooting Troubleshooting Procedures Keyboard Troubleshooting Troubleshooting Procedures Touch Pad Troubleshooting Touch Pad Troubleshooting Procedure 1 Check on Windows XP SD Card Slot TroubleshootingSD Card Slot Troubleshooting Troubleshooting Procedures 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 Procedure 1 Transmitting-Receiving Check Wireless LAN TroubleshootingTroubleshooting Procedures Wireless LAN Troubleshooting Procedure 2 Antenna Connection Check Wireless LAN Troubleshooting Troubleshooting Procedures Chapter Tests and Diagnostics Tests and Diagnostics 20.2 Heatrun TestDisplay Test 20.1 29.1 Function Description Accessing the Setup Program Tables Tests and Diagnostics Diagnostics menu Diagnostic TestDiagnostic Test Tests and Diagnostics Tests and Diagnostics Diagnostic Test Heatrun test program 2 H/W Hardware initial information setting tool Diagnostics menu T&D Executing the Diagnostic TestTests and Diagnostics Executing the Diagnostic Test 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 Test Name Subtest No Subtest Name Subtest Names Tests and DiagnosticsSubtest Names 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 Expansion Test Tests and DiagnosticsSub# Address Good Bad Contents Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test CD-ROM/DVD-ROM Test Tests and Diagnostics Device name Error code Error status name Error Code and Error Status NamesTests and Diagnostics Error Code and Error Status Names PRT Time OUT No Pcmcia Hard Disk Test Detail Status Hard Disk Test Detail Status Tests and DiagnosticsHard disk controller status register contents 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 Setting the tester DUT machine Wireless LAN Test Program Askey-madeWireless LAN Test Program Askey-made Tests and Diagnostics 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 Standard test Sound Test program Tests and DiagnosticsSound Test program 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 Password Write Policy Moving Within the Setup Menu and Changing ValuesAccepting Changes and Exiting the Setup Window Factory Preset Configuration 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 Removing the battery pack Battery packReplacement Procedures Battery pack Installing a battery pack Battery pack Replacement Procedures Removing the PC card Replacement Procedures PC cardInstalling a PC card PC card Removing the SD memory card SD memory card Replacement ProceduresInstalling a SD memory card SD memory card Installing a connector panel Connector panelReplacement Procedures Connector panel Removing the 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 Palm rest Removing the palm rest Replacement Procedures Palm rest/Touch padPalm rest/Touch pad 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 Removing the HDD Replacement Procedures HDDHDD 15 Separating the HDD Installing a HDD Removing the memory module Replacement Procedures Memory moduleMemory module Installing a memory module Memory module Replacement Procedures Installing a wireless LAN module Wireless LAN moduleReplacement Procedures Wireless LAN module Removing the wireless LAN module Wireless LAN module Replacement Procedures Removing the internal microphone Replacement Procedures Internal microphoneInstalling an internal microphone Internal microphone Removing the MDC module MDC module4 Replacement ProceduresInstalling a MDC module MDC module Removing the speaker Speaker4 Replacement ProceduresSpeaker Installing a speaker Replacement Procedures Speaker Removing the cover assembly Cover assemblyCover assembly Replacement Procedures 22 Removing the screws Replacement Procedures Cover assembly 23 Removing the screw Installing a cover assembly Installing a RTC battery RTC batteryRTC battery Replacement Procedures Removing the RTC battery Installing a battery latch assembly Battery latch assemblyReplacement Procedures4.17 Battery latch assembly Removing the battery latch assembly Removing the CPU fan CPU fan Replacement ProceduresInstalling a CPU fan CPU fan SD board Removing the SD board Replacement Procedures SD board/System boardInstalling a SD board SD board/System board System board Removing the system board SD board/System board Replacement ProceduresInstalling a system board Heat sink Removing the heat sink Replacement Procedures Heat sink/CPUHeat sink/CPU 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 Removing the LCD mask/FL inverter/LED board Replacement Procedures LCD mask/FL inverter/LED boardLCD 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 Removing the LCD unit Replacement Procedures4.22 LCD unitLCD unit 39 Removing the LCD unit LCD unit Replacement Procedures 40 Removing the LCD support Installing a LCD unit LCD cable Removing the LCD cable LCD cable/LED cable Replacement ProceduresLCD cable/LED 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 Removing the wireless LAN antenna Wireless LAN antennaReplacement Procedures Wireless LAN antenna Installing a wireless LAN antenna Wireless LAN antenna Replacement Procedures Removing the hinge assembly Hinge assemblyReplacement Procedures4.25 Hinge assembly Installing a hinge assembly Hinge assembly Replacement Procedures 26.1 Replacement Procedures Fluorescent lampFluorescent lamp Type Part.No Supplier Section Inch G33C0000J210 Disassembling the module Fluorescent lamp Replacement ProceduresReplacing the 12.1 inch TMD fluorescent lamp 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 Appendices Appendix B Board Layout Table B-4 LED board FPYLE* ICs and connectorsLED Board FPYLE* View Appendix C Pin Assignment Appendices System Board PJ1420 SO-DIMM0 connector 200-pinTable C-1 SO-DIMM0 connector 200-pin1/4 Pin No Signal name 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 Appendices Appendix C Pin Assignment PJ1801 Optical drive I/F connector 50-pinTable C-4 Optical drive I/F connector 50-pin 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 Table C-10 PAD I/F connector 5-pin PJ3230 Keyboard I/F connector 30-pin10 PJ3240 PAD I/F connector 5-pin Table C-9 Keyboard I/F connector 30-pin Table C-12 1394 I/F connector 4-pin 11 PJ4100 Network I/F connector 14-pin12 PJ4200 1394 I/F connector 4-pin Table C-11 Network I/F connector 14-pin 15 PJ4701 USB Port 2 connector 4-pin 13 PJ4400 Bluetooth connector 20-pin14 PJ4700 USB Port 0/1 connector 8-pin Table C-16 LCD connector 40-pin 16 PJ5600 LCD connector 40-pin 19 PJ6003 Speaker Connector 4-pin 17 PJ5620 CRT I/F connector 15-pin18 PJ5640 TV out connector 4-pin 23 PJ8770 Fan connector 3-pin PJ8800 DC-IN Connector 2-pin21 PJ8810 Main battery connector 10-pin 22 PJ8760 RTC battery connector 3-pin Table C- 25 SD board I/F connector 20-pin 24 PJ9500 LED board I/F connector 20-pin25 PJ9550 SD board I/F connector 20-pin Table C- 24 LED 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 29 PJ6001 External Microphone connector 6-pin SD Board 27 PJ9555 System board I/F connector 20-pin28 PJ6000 Internal Microphone connector 2-pin Table C- 30 Headphone connector 6-pin 30 PJ6002 Headphone connector 6-pin Appendices Appendix C Pin Assignment Cap Keytop Code set Make Break Apx. D Keyboard Scan/Character Codes AppendicesTable D-1 Scan codes set 1 and set 2 1/4 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 Tools Appendix G Bios Rewrite Procedures AppendicesRewriting the Bios Appendices Appendix G Bios Rewrite Procedures Rewriting the EC/KBC Appendix H EC/KBC Rewrite Procedures Appendices Appendices Appendix H EC/KBC Rewrite Procedures Time hours System Maximum configuration 084Appendix I ReliabilityAppendices Table I-1 Mtbf Appendices Appendix I Reliability Apx. J Key FD Appendices Appendix J Key FD Appendices Apx. J Key FD