Removing the Keyboard support plate | Toshiba M1 instruction

4 Replacement Procedures

4.9 Keyboard

6.Remove the following screw securing the keyboard support plate and remove the keyboard support plate.

∙ M2.5×6 FLAT HEAD screw

×1

M2.5×6 FLAT HEAD screw

Keyboard support plate

Tabs

PJ123

Figure 4-17 Removing the Keyboard support plate

7.Disconnect the keyboard cable from PJ123 on the system board, and remove the keyboard.

4-34	TECRA M1 Maintenance Manual (960-436)

Image 266

Toshiba M1 manual Removing the Keyboard support plate

Contents

Tecra M1 File Number Copyright Safety Precautions Preface Appendices describe the following Conventions Acronyms Tecra M1 Maintenance Manual 960 Table of Contents Viii Tests and Diagnostics CD-ROM/DVD-ROM Test Setup Replacement Procedures CPU Appendices Xiii Chapter Hardware Overview Hardware Overview Chapter Contents Figures Tables Features Features Hardware Overview Features Features Hardware Overview Hardware Overview Features Hardware Overview Hardware Overview Front of the computer System unit configuration is shown in figure System unit configuration System Unit Block Diagram System Unit Block Diagram Hardware Overview System Unit Block Diagram System Unit Block Diagram Hardware Overview Hardware Overview 32KB are reserved ∙ KBC System Unit Block Diagram Hardware Overview Hardware Overview Internal LAN Controller Items 2MB mode 44MB mode3.5-inch Floppy Disk Drive USB External 2.5-inch Hard Disk Drive Hardware Overview 2.5-inch HDD specifications 1/32.5-inch Hard Disk Drive 2186B G8BC0000F310 Inch HDD specifications 2/3Inch HDD specifications 3/3 G8BC00004210 G8BC0000A110 CD-ROM Drive Hardware Overview CD-ROM drive specificationsCD-ROM Drive DVD-ROM drive DVD-ROM drive specifications 1/2 DVD-ROM Drive DVD-ROM mode G8CC00015410 Specifications CD-RW/DVD-ROM Drive CD-RW/DVD-ROM drive specifications 3/3 Write Panasonic G8CC00012410 DVD-ROM modeDVD Multi Drive Access time ms 110 130 Data Buffer Capacity Mbytes Keyboard 10 Keyboard LCD Module TFT Color DisplayTFT Color Display Hardware Overview FL Inverter Board LCD module specifications 2/2FL inverter board specifications Power Supply Power Supply Hardware Overview Power supply output rating Suspen ICH4-M Battery name Material Output voltage Capacity 10 Battery specificationsMain Battery Batteries 11 Time required for quick charges Battery Charging ControlBatteries Hardware Overview Status Charging time Status Time Charging Time power on RTC battery12 RTC battery charging/data preservation time Data preservation period full charge Chapter Troubleshooting Procedures Troubleshooting Procedures Chapter Contents Procedure 2 Connector and Cable Check Troubleshooting Procedures Troubleshooting flowchart Vii Troubleshooting Troubleshooting Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting flowchart 1/2 Troubleshooting flowchart 2/2 Troubleshooting Flowchart Troubleshooting Procedures Battery Icon Power Supply TroubleshootingProcedure 1 Icons in the LCD Check DC in Icon Error code Where Error occurs Power Supply Troubleshooting Troubleshooting ProceduresProcedure 2 Error Code Check 1st Battery Error code Meaning S3V output PGV output PTV output Troubleshooting Procedures Procedure 3 Connection Check Procedure 4 Charge Check Result code Contents Check items Procedure 5 Replacement Check System Board Troubleshooting System Board Troubleshooting Troubleshooting Procedures Procedure 1 Message Check KBC Error HDC Error Procedure 2 Printer Port LED Check on Boot Mode Printer port LED Printer port LED boot mode status 1/8 LED Status Test item Message B5H Printer port LED boot mode status 3/8 Tecra M1 Maintenance Manual 960 Printer port LED boot mode status 5/8 0AH 1BH Printer port LED boot mode status 7/8 FFH Procedure 3 Diagnostic Test Program Execution Check Procedure 4 Replacement Check FDD Troubleshooting Procedure 1 FDD Head Cleaning Check FDD error code and status FDD Troubleshooting Troubleshooting ProceduresProcedure 2 Diagnostic Test Program Execution Check Status Procedure 3 Connector Check and Replacement Check HDD Troubleshooting HDD Troubleshooting Troubleshooting Procedures Procedure 2 Partition Check Procedure 3 Format Check Code Status Procedure 4 Diagnostic Test Program Execution CheckHard disk drive error code and status Procedure 5 Connector Check and Replacement Check Keyboard and Touch pad Troubleshooting Procedure 1 Diagnostic Test Program Execution Check Procedure 2 Connector and Replacement Check Sensor/Switch Board PJ3200 Procedure 2 Connector and Cable Check Display TroubleshootingDisplay Troubleshooting Troubleshooting Procedures Procedure 3 Replacement Check CD-ROM Drive Troubleshooting CD-ROM Drive Troubleshooting Troubleshooting Procedures Procedure 2 Connector Check and Replacement Check DVD-ROM, CD-RW/DVD-ROM and DVD Multi Drive Troubleshooting DVD-ROM or CD-RW/DVD ROM or DVD Multi drive Modem Troubleshooting Modem Troubleshooting Troubleshooting Procedures Modem Troubleshooting Procedure 1 Connector Check and Replacement Check LAN TroubleshootingLAN Troubleshooting Troubleshooting Procedures Bluetooth Troubleshooting Procedure 1 Transmitting-Receiving Check Bluetooth Troubleshooting Troubleshooting Procedures Procedure 2 Antennas Connection Check Procedure 3 Antenna Check Procedure 4 Replacement Check Wireless LAN Troubleshooting Wireless LAN Troubleshooting Troubleshooting Procedures Procedure 3 Antenna Check Procedure 4 Replacement Check Sound Troubleshooting Sound Troubleshooting Troubleshooting Procedures Procedure 2 Connector Check Procedure 3 Replacement Check Procedure 1 Check on Windows SD Card Slot TroubleshootingSD Card Slot Troubleshooting Troubleshooting Procedures Procedure 2 Connector/Replacement Check SD Card Slot Troubleshooting Chapter Tests and Diagnostics Tests and Diagnostics 24.1 25.2 Diagnostic Test Diagnostic Test Tests and Diagnostics Tests and Diagnostics Diagnostic Test Executing the Diagnostic Test Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic Test SUB-TEST Pass Count Error Following message will appear Test Name Subtest No Subtest Name Subtest Names Tests and DiagnosticsSubtest Names Tests and Diagnostics Subtest Names Subtest names 2/3 Test Name Subtest names 3/3 Tests and Diagnostics System Test System Test System Test Tests and Diagnostics Tests and Diagnostics System Test Subtest DMI write Changed CPU Temp = XX deg C Throttling level = XXXXh Tests and Diagnostics Memory Test Memory Test Maximum memory size Tests and Diagnostics Keyboard Test Keyboard Test Keyboard Test Tests and Diagnostics Connected to the computer before the power is turned on Buttons ZD0003P02 must be connected to the computer Tests and Diagnostics Display Test Display Test Display Test Tests and Diagnostics Tests and Diagnostics Display Test Hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Tests and Diagnostics Floppy Disk Test Floppy Disk Test Data Subtest Random address/data By an operator Tests and Diagnostics Printer Test Printer Test Wrap around Tests and Diagnostics Async Test Async Test Subtest FIR/SIR Point to Point receive Refer to the operating system instructions Tests and Diagnostics Hard Disk TestHard Disk Test Hard Disk Test Tests and Diagnostics Worst pattern data Cylinder Real Timer Test Real Timer Test Tests and Diagnostics Tests and Diagnostics Real Timer Test NDP Test Tests and Diagnostics NDP Test Expansion Test Expansion Test Tests and DiagnosticsSub# Address Good Bad Contents Select the slot to test Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test Tests and Diagnostics CD-ROM/DVD-ROM Test Wireless LAN Test Agere Tests and Diagnostics Wireless LAN Test Agere Wireless LAN Test Agere Tests and Diagnostics Transmit test Receive test Wireless LAN Test Agere Tests and Diagnostics This Card is WEP Press any key to continue Wireless LAN Test Atheros Wireless LAN Test Atheros Tests and Diagnostics Setting the tester machine Tests and Diagnostics Wireless LAN Test AtherosSetting the responder machine Then the test returns to the main menu automatically Setting the target machine Wireless LAN Test CalexicoTests and Diagnostics Wireless LAN Test Calexico Sound/Modem Test Tests and Diagnostics Sound/Modem Test Tests and Diagnostics Sound/Modem Test Press any key, and the following two messages appear When the subtest is executed, the following message appears After a few seconds, the following message will appear IEEE1394 Test Program Tests and Diagnostics IEEE1394 Test Program Subtest Responder tool Bluetooth Test Bluetooth Test Tests and Diagnostics Tests and Diagnostics Bluetooth Test Bluetooth Test3 Tests and Diagnostics Error code for Bluetooth test Bdaddr 1/2 Progress Bar OOO Pppppp L Eeeeee Ttttttt Eeeeeee Ddddd MM P M M M P OOO Pppppp Error code See the Specification of the Bluetooth System in detail Device name Error code Error status name Error Code and Error Status NamesTests and Diagnostics Error Code and Error Status Names HDD CD/DVD-ROM Hard Disk Test Detail Status Hard Disk Test Detail Status Tests and DiagnosticsHard disk controller status register contents BBK1 Function Description Head CleaningHead Cleaning Tests and Diagnostics Operations Tests and Diagnostics Log Utilities Log Utilities Log Utilities Tests and Diagnostics Tests and Diagnostics Running Test Running Test Running Test Tests and Diagnostics Tests and Diagnostics Floppy Disk Drive Utilities Floppy Disk Drive Utilities Floppy Disk Drive Utilities Tests and Diagnostics Floppy Disk Format & Copy Select a drive number. Then the following message appears HDD-ID Read System Configuration Tests and Diagnostics System Configuration System Configuration Tests and Diagnostics LAN Setup Tests and Diagnostics Setup Setup Tests and Diagnostics Accessing the Setup Program HDD Password Tecra M1 Maintenance Manual Factory Preset Configuration Moving Within the Setup Menu and Changing ValuesAccepting Changes and Exiting the Setup Window Password Write Policy in the CPU Cache Setup Options Low CPU operates at low speed CPU Sleep Mode Enabled Lowers the CPU processing speed first, then if Necessary turns on the fan Tests and Diagnostics Setup PAL Disabled Disables the level 2 cache Enabled Enables the Panel Power On/Off Disabled All Devices COM level No Drive Address DMA channel CardBus/16-bit ECP Disabled USB Legacy Support cannot be used Tests and Diagnostics Setup Chapter Replacement Procedures Replacement Procedures 25.1 25.2 Removing the Keyboard support plate 27 Removing the Display assembly 64 Replacing Sharp fluorescent lamp SXGA+ 100 General General Replacement Procedures General Safety Precautions Before You Begin Disassembly Procedures Assembly Procedures General Tools and Equipment Screw Tightening Torque Color of Screw Shaft Marking of Screws on the Computer Body Removing the Battery Pack Battery PackBattery Pack Replacement Procedures Battery Pack Removing the Battery pack Installing the Battery Pack Removing an Optional PC Card Replacement Procedures Optional PC CardOptional PC Card Installing an Optional PC Card Optional SD Card Replacement Procedures Optional SD CardInstalling an Optional SD Card Removing an Optional SD Card Optional SD Card Removing the HDD Replacement Procedures HDDHDD HDD4 Replacement Procedures Removing the HDD cover Removing the HDD pack Removing the HDD bracket Installing the HDD Removing the Slim Select Bay Module Slim Select Bay ModuleSlim Select Bay Module Replacement Procedures Slim Select Bay Module Tecra M1 Maintenance Manual Installing the Slim Select Bay Module Removing the Modem Daughter Card Modem Daughter CardModem Daughter Card Replacement Procedures Modem Daughter Card 10 Removing the Modem daughter card Installing the Modem Daughter Card Removing the CPU Replacement Procedures CPUCPU 11 Removing the CPU cover 12 Removing the Fin CPU4 Replacement Procedures 13 Unlocking the CPU Installing the CPU 14Applying new grease Replacement Procedures Replacement Procedures Keyboard Removing the Keyboard 16 Removing the Keyboard 17 Removing the Keyboard support plate Installing the Keyboard Removing a Memory Module Replacement Procedures Memory ModuleMemory Module Installing a Memory Module Otherwise, the computer or the memory may be damaged Removing the Sensor/Switch Board Sensor/Switch BoardReplacement Procedures Sensor/Switch Board Installing the Sensor/Switch Board Removing the Touch Pad Replacement Procedures Touch PadTouch Pad 21 Removing the Palm rest Replacement Procedures Touch Pad Installing the Touch Pad Removing the Wireless LAN Card Wireless LAN CardReplacement Procedures Wireless LAN Card 24 Removing the Wireless LAN card Installing the Wireless LAN Card Removing the Bluetooth Module Bluetooth ModuleBluetooth Module Replacement Procedures Bluetooth Module Installing the Bluetooth Module Removing the Display Assembly Display AssemblyDisplay Assembly Replacement Procedures Display Assembly 27 Removing the Display assembly 28 Removing the Display assembly Installing the Display Assembly Removing the LED Board Replacement Procedures LED BoardLED Board Installing the LED Board Removing the Sound Board Replacement Procedures Sound BoardSound Board 30 Removing the Sound board Installing the Sound Board System Board/RTC Battery/DC-IN Jack System Board/RTC Battery/DC-IN Jack Removing the System Board/RTC Battery/DC-IN Jack 31 Removing the System board/RTC Battery/DC-IN Jack M2.5×10 System Board/RTC Battery/DC-IN Jack Replacement ProceduresM2.5×4 Lift up the system board and remove it 33 Removing the DC-IN jack Installing the System Board/RTC Battery/DC-IN Jack Removing the USB Board Replacement Procedures USB BoardUSB Board Installing the USB Board Removing the Fan Replacement Procedures 20 Fan20 Fan Installing the Fan Removing the Display Mask Replacement Procedures Display MaskDisplay Mask Installing the Display Mask 37 Removing the Display mask Stick the two mask seals on the top of screws Removing the FL Inverter FL Inverter4 Replacement ProceduresFL Inverter Replacement Procedures FL Inverter Installing the FL Inverter Removing the LCD Module LCD ModuleLCD Module Replacement Procedures4.23 LCD Module 39 Removing the LCD module 40 Removing the LCD module Replacement Procedures LCD Module Installing the LCD ModulePage Wireless LAN Antenna/Bluetooth Antenna/Display Cover/Speaker ∙ M2.5×4 Tapping screw 42 Removing the Cable holder 43 Removing the cables 44 Removing the Hinge 45 Removing the Wireless LAN/Bluetooth antenna 46 Removing the LCD cable 47 Removing the Speaker cable 48 Removing the Speaker and Side cover 49 Removing the Hinge Replacement Procedures 50 Installing the wireless LAN/Bluetooth antenna Replacement Procedures Type Supplier Section Fluorescent Lamp Replacement ProcedureFluorescent Lamp Replacement Procedure Fluorescent Lamp 51 Replacing Toshiba fluorescent lamp XGA 512 Replacing Toshiba fluorescent lamp XGA 53 Replacing Toshiba fluorescent lamp XGA Replacement Procedure Fluorescent Lamp 54 Replacing Toshiba fluorescent lamp XGA 55 Replacing Toshiba fluorescent lamp XGA Fluorescent Lamp Replacement Procedure Assembling the 14.1-inch XGA Toshiba Fluorescent Lamp 56 Replacing Toshiba fluorescent lamp XGA Be careful not to damage the TAB 57 Replacing Toshiba fluorescent lamp XGA 58 Replacing Toshiba fluorescent lamp XGA 59 Replacing Toshiba fluorescent lamp XGA 60 Replacing Toshiba fluorescent lamp XGA 61 Replacing Toshiba fluorescent lamp XGA Discard the tapes removed 62 Replacing Sharp fluorescent lamp SXGA+ 63 Replacing Sharp fluorescent lamp SXGA+ Fluorescent Lamp4 Replacement Procedure 64 Replacing Sharp fluorescent lamp SXGA+ 65 Replacing Sharp fluorescent lamp SXGA+ 66 Replacing Sharp fluorescent lamp SXGA+ 67 Replacing Sharp fluorescent lamp SXGA+ 68 Replacing Sharp fluorescent lamp SXGA+ Replacement Procedure4.25 Fluorescent Lamp 69 Replacing Sharp fluorescent lamp SXGA+ 70 Replacing Sharp fluorescent lamp SXGA+ 71 Replacing Sharp fluorescent lamp SXGA+ Assembling the 14.1-inch SXGA+ Sharp Fluorescent Lamp Appendices Appendices Appendix Contents PJ2033 App-v Figure B-4 TableC-11 TableC-40 Precautions for handling the LCD module Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendix a Handling the LCD Module Appendices System Board FGFSY* Front View Appendix B Board Layout Mark Number Name EC/KBC System Board FGFSY* Back View Figure B-2 System board FGFSY* layout back Number Name CPU Sound Board FGFSD* Front and Back View Front Back Appendices Appendix B Board Layout LED Board FGFLE* Front and Back View Sensor/Switch Board FGFLS* Front and Back View USB Board FGFUS* Front and Back View Front Pin No Signal Name System Board PJ1001 Memory 1 connector 200-pinTable C-1 Memory 1 connector 200-pin 1/3 Apx.C Pin Assignments Table C-1 Memory 1 connector 200pin 2/3 Appendices Apx.C Pin Assignments Appendix C Pin Assignments SDQ35R-B2P Appendix C Pin AssignmentsAppendices PJ1002 Memory 2 connector 200-pinTable C-2 Memory 2 connector 200-pin 1/3 SCB6B -B2P SCB7B-B2P GND SDQ39R-B2P GND SCK4-B2N PJ1509 HDD interface connector 44-pin Table C-3 HDD interface connector 44-pin PJ1511 Select Bay interface connector 72-pin Table C-4 Select Bay interface connector 72-pin PJ1512 PC-Card interface connector 150-pin Table C-5 PC-Card interface connector 150-pin 1/2 Appendices Apx.C Pin Assignments Table C-5 PC-Card interface connector 150-pin 2/2 Table C-6 SD Card interface connector 12-pin PJ1514 SD Card interface connector 12-pinPJ123 Keyboard interface connector 34-pin Table C-7 Keyboard interface connector 34-pin PJ1000 Sensor/Switch board interface connector PJ2003 PAD interface connector 8-pinPJ1101 LED board interface connector 14-pin 11 PJ2026 Speaker Right connector 3-pin 12 PJ2027 Speaker Left connector 2 -pin Table C-12 Speaker Left connector 2-pin 13 PJ2007 Docking interface connector 240-pin Table C-13 Docking interface connector 240-pin 1/4 Table C-13 Docking interface connector 240-pin 2/4 DCD-PYP TXD-PYN PE-P5P PDB06-P5P GND PDB01-P5P STROB-P5N 225 227 229 PJ2015 Mini PCI interface connector 124-pin Table C-14 Mini PCI interface connector 124-pin 1/2 Table C-14 Mini PCI interface connector 124-pin 2/2 123 124 PJ2019 Serial interface connector 9 -pin 15 PJ2017 MDC1 interface connector 30-pin16 PJ1003 MDC2 interface connector 2 -pin 20 PJ2034 USB1 interface connector 4-pin PJ2020 Parallel interface connector 25-pin19 PJ2033 USB0 interface connector 4-pin 21 PJ1004 USB board interface connector 6-pin Table C-22 Bluetooth interface connector 20-pin 22 PJ4900 Bluetooth interface connector 20-pin23 PJ1100 Sound board interface connector 30-pin Table C-23 Sound board interface connector 30-pin 26 PJ8800 DC-IN connector 4-pin PJ651 Ieee 1394 interface connector25 PJ4500 LAN interface connector 14-pin 27 PJ8810 1st Battery connector 10-pin 30 PJ5500 LCD interface connector 41-pin PJ1005 RTC Battery connector 2-pin29 PJ8770 FAN interface connector 3-pin Table C-28 RTC Battery connector 2-pin Appendices Apx.C Pin Assignments Interface connector 15-pin PJ5523 CRT interface connector 15-pin32 PJ5501 TV connector 4-pin Table C-32 TV connector 4-pin 35 PJ3002 External Microphone connector 6-pin Sound Board PJ3000 System board interface connector 30-pin34 PJ3001 Internal Microphone connector 2-pin 36 PJ3003 Headphone connector 6-pin Table C-36 Headphone connector 6-pin LED Board 37 PJ3100 System board interface connector 14-pin Table C-37 System board interface connector 14-pin Table C-38 System board interface connector 10-pin Table C-39 System board interface connector 6-pin USB Board 39 PJ3300 System board interface connector 6-pin40 PJ3301 USB port 2 connector 4-pin Table C-40 USB port 2 connector 4-pin Appendix C Pin Assignments Cap Keytop Code set Make Break Appendix D Keyboard Scan/Character CodesTable D-1 Scan codes set 1 and set 2 1/4 Make Break Ctrl Cap Keytop Code set Code se t Make Break With left Shift Break Make Table D-4 Scan codes with Fn keyCap Code set Table D-6 No.124 key scan code Key Shift Code set Top Appendix E Key LayoutAppendices United Kingdom UK KeyboardUnited States US Keyboard Appendices Appendix E Key Layout Appendix F Wiring Diagrams Parallel Port Wraparound ConnectorSerial Port Wraparound Connector LAN Loopback Connector AppendicesAppendix F Wiring Diagrams Tools Appendix G Bios Rewrite ProceduresRewriting the Bios Appendices Appendix G Bios Rewrite Procedures Appendix H EC/KBC Rewrite Procedures Rewriting the EC/KBC Appendices Appendix H EC/KBC Rewrite Procedures Time hours Appendix I ReliabilityAppendicesTable I-1 Mtbf Appendices Appendix I Reliability