CPU4 Replacement Procedures, Unlocking the CPU | Toshiba M1 instruction

4.8 CPU4 Replacement Procedures

4. Turn the cam to the unlock position with a flat-blade screwdriver to unlock the CPU.

Figure 4-13 Unlocking the CPU

4. Lift up the CPU.

TECRA M1 Maintenance Manual (960-436)

4-31

Image 261

Toshiba M1 manual CPU4 Replacement Procedures, Unlocking the CPU

Contents

File Number Tecra M1 Copyright Preface Safety Precautions Appendices describe the following Acronyms Conventions Tecra M1 Maintenance Manual 960 Table of Contents Viii CD-ROM/DVD-ROM Test Tests and Diagnostics Setup CPU Replacement Procedures Appendices Xiii Chapter Hardware Overview Hardware Overview Chapter Contents Tables Figures Features Hardware Overview Features Features Features Hardware Overview Hardware Overview Features Hardware Overview Hardware Overview Front of the computer System unit configuration System unit configuration is shown in figure System Unit Block Diagram Hardware Overview System Unit Block Diagram 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 2MB mode 44MB mode 3.5-inch Floppy Disk Drive USB ExternalItems 2.5-inch Hard Disk Drive 2.5-inch HDD specifications 1/32.5-inch Hard Disk Drive Hardware Overview 2186B Inch HDD specifications 3/3 Inch HDD specifications 2/3G8BC0000F310 G8BC00004210 G8BC0000A110 CD-ROM drive specifications CD-ROM DriveCD-ROM Drive Hardware Overview DVD-ROM Drive DVD-ROM drive DVD-ROM drive specifications 1/2 G8CC00015410 DVD-ROM mode CD-RW/DVD-ROM Drive Specifications CD-RW/DVD-ROM drive specifications 3/3 Panasonic G8CC00012410 DVD-ROM mode DVD Multi DriveWrite Access time ms 110 130 Data Buffer Capacity Mbytes 10 Keyboard Keyboard TFT Color Display TFT Color Display Hardware OverviewLCD Module LCD module specifications 2/2 FL inverter board specificationsFL Inverter Board Power Supply Hardware Overview Power Supply Suspen Power supply output rating ICH4-M Main Battery 10 Battery specificationsBattery name Material Output voltage Capacity Batteries Batteries Hardware Overview Battery Charging Control11 Time required for quick charges Status Charging time 12 RTC battery charging/data preservation time RTC batteryStatus Time Charging Time power on 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 Procedures Troubleshooting Troubleshooting Flowchart Troubleshooting flowchart 1/2 Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting flowchart 2/2 Troubleshooting Flowchart Troubleshooting Procedures Procedure 1 Icons in the LCD Check Power Supply TroubleshootingBattery Icon DC in Icon Power Supply Troubleshooting Troubleshooting Procedures Procedure 2 Error Code CheckError code Where Error occurs Error code Meaning 1st Battery S3V output PGV output PTV output Troubleshooting Procedures Procedure 3 Connection Check Result code Contents Check items Procedure 4 Charge Check Procedure 5 Replacement Check System Board Troubleshooting Procedure 1 Message Check System Board Troubleshooting Troubleshooting Procedures KBC Error HDC Error Printer port LED Procedure 2 Printer Port LED Check on Boot Mode LED Status Test item Message Printer port LED boot mode status 1/8 B5H Printer port LED boot mode status 3/8 Tecra M1 Maintenance Manual 960 0AH Printer port LED boot mode status 5/8 1BH Printer port LED boot mode status 7/8 FFH Procedure 3 Diagnostic Test Program Execution Check Procedure 4 Replacement Check Procedure 1 FDD Head Cleaning Check FDD Troubleshooting Procedure 2 Diagnostic Test Program Execution Check FDD Troubleshooting Troubleshooting ProceduresFDD error code and status Status Procedure 3 Connector Check and Replacement Check HDD Troubleshooting Troubleshooting Procedures HDD Troubleshooting Procedure 2 Partition Check Procedure 3 Format Check Procedure 4 Diagnostic Test Program Execution Check Hard disk drive error code and statusCode Status Procedure 5 Connector Check and Replacement Check Procedure 1 Diagnostic Test Program Execution Check Keyboard and Touch pad Troubleshooting Procedure 2 Connector and Replacement Check Sensor/Switch Board PJ3200 Display Troubleshooting Display Troubleshooting Troubleshooting ProceduresProcedure 2 Connector and Cable Check Procedure 3 Replacement Check CD-ROM Drive Troubleshooting Troubleshooting Procedures CD-ROM Drive Troubleshooting 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 Troubleshooting Procedures Modem Troubleshooting Modem Troubleshooting LAN Troubleshooting LAN Troubleshooting Troubleshooting ProceduresProcedure 1 Connector Check and Replacement Check Procedure 1 Transmitting-Receiving Check Bluetooth Troubleshooting Procedure 2 Antennas Connection Check Bluetooth Troubleshooting Troubleshooting Procedures 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 Procedure 2 Connector Check Sound Troubleshooting Troubleshooting Procedures Procedure 3 Replacement Check SD Card Slot Troubleshooting Troubleshooting Procedures SD Card Slot TroubleshootingProcedure 1 Check on Windows Procedure 2 Connector/Replacement Check SD Card Slot Troubleshooting Chapter Tests and Diagnostics Tests and Diagnostics 24.1 25.2 Diagnostic Test Tests and Diagnostics Diagnostic Test Tests and Diagnostics Diagnostic Test Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic Test Executing the Diagnostic Test SUB-TEST Pass Count Error Following message will appear Subtest Names Tests and Diagnostics Subtest NamesTest Name Subtest No Subtest Name Test Name Tests and Diagnostics Subtest Names Subtest names 2/3 Subtest names 3/3 System Test Tests and Diagnostics System Test System Test Tests and Diagnostics Changed Tests and Diagnostics System Test Subtest DMI write CPU Temp = XX deg C Throttling level = XXXXh Memory Test Tests and Diagnostics Memory Test Maximum memory size Keyboard Test Tests and Diagnostics Keyboard Test Connected to the computer before the power is turned on Keyboard Test Tests and Diagnostics Buttons ZD0003P02 must be connected to the computer Display Test Tests and Diagnostics Display Test Display Test Tests and Diagnostics Tests and Diagnostics Display Test Hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Floppy Disk Test Tests and Diagnostics Floppy Disk Test By an operator Data Subtest Random address/data Printer Test Tests and Diagnostics Printer Test Wrap around Async Test Tests and Diagnostics Async Test Subtest FIR/SIR Point to Point receive Tests and Diagnostics Hard Disk Test Hard Disk TestRefer to the operating system instructions Hard Disk Test Tests and Diagnostics Worst pattern data Cylinder Real Timer Test Tests and Diagnostics Real Timer Test Tests and Diagnostics Real Timer Test NDP Test NDP Test Tests and Diagnostics Sub# Address Good Bad Contents Expansion Test Tests and DiagnosticsExpansion Test Select the slot to test Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test CD-ROM/DVD-ROM Test Tests and Diagnostics Tests and Diagnostics Wireless LAN Test Agere Wireless LAN Test Agere Transmit test Wireless LAN Test Agere Tests and Diagnostics Receive test Wireless LAN Test Agere Tests and Diagnostics This Card is WEP Press any key to continue Wireless LAN Test Atheros Tests and Diagnostics Wireless LAN Test Atheros Tests and Diagnostics Wireless LAN Test Atheros Setting the responder machineSetting the tester machine Then the test returns to the main menu automatically Wireless LAN Test Calexico Tests and Diagnostics Wireless LAN Test CalexicoSetting the target machine Sound/Modem Test Sound/Modem Test Tests and Diagnostics Press any key, and the following two messages appear Tests and Diagnostics Sound/Modem Test When the subtest is executed, the following message appears After a few seconds, the following message will appear IEEE1394 Test Program IEEE1394 Test Program Tests and Diagnostics Subtest Responder tool Bluetooth Test Tests and Diagnostics Bluetooth Test 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 Error Code and Error Status Names Tests and Diagnostics Error Code and Error Status NamesDevice name Error code Error status name HDD CD/DVD-ROM Hard Disk Test Detail Status Tests and Diagnostics Hard disk controller status register contentsHard Disk Test Detail Status BBK1 Head Cleaning Tests and Diagnostics Head CleaningFunction Description Operations Log Utilities Tests and Diagnostics Log Utilities Log Utilities Tests and Diagnostics Running Test Tests and Diagnostics Running Test Running Test Tests and Diagnostics Floppy Disk Drive Utilities Tests and Diagnostics 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 Tests and Diagnostics System Configuration System Configuration LAN System Configuration Tests and Diagnostics Tests and Diagnostics Setup Setup Setup Tests and Diagnostics HDD Password Accessing the Setup Program Tecra M1 Maintenance Manual Accepting Changes and Exiting the Setup Window Moving Within the Setup Menu and Changing ValuesFactory Preset Configuration Password Write Policy in the CPU Cache Low CPU operates at low speed CPU Sleep Mode Setup Options Enabled Necessary turns on the fan Lowers the CPU processing speed first, then if Tests and Diagnostics Setup PAL Disabled Disables the level 2 cache Enabled Enables the Panel Power On/Off Disabled All Devices COM level Address DMA channel No Drive CardBus/16-bit ECP USB Legacy Support cannot be used Disabled Tests and Diagnostics Setup Chapter Replacement Procedures Replacement Procedures 25.2 25.1 Removing the Keyboard support plate 27 Removing the Display assembly 64 Replacing Sharp fluorescent lamp SXGA+ 100 General General Safety Precautions Replacement Procedures General Before You Begin Assembly Procedures Disassembly Procedures General Tools and Equipment Screw Tightening Torque Marking of Screws on the Computer Body Color of Screw Shaft Battery Pack Battery PackRemoving the Battery Pack Removing the Battery pack Replacement Procedures Battery Pack Installing the Battery Pack Replacement Procedures Optional PC Card Optional PC CardRemoving an Optional PC Card Installing an Optional PC Card Installing an Optional SD Card Replacement Procedures Optional SD CardOptional SD Card Removing an Optional SD Card Optional SD Card Replacement Procedures HDD HDDRemoving the HDD Removing the HDD cover HDD4 Replacement Procedures Removing the HDD pack Removing the HDD bracket Installing the HDD Slim Select Bay Module Slim Select Bay ModuleRemoving the Slim Select Bay Module Replacement Procedures Slim Select Bay Module Tecra M1 Maintenance Manual Installing the Slim Select Bay Module Modem Daughter Card Modem Daughter CardRemoving the Modem Daughter Card 10 Removing the Modem daughter card Replacement Procedures Modem Daughter Card Installing the Modem Daughter Card Replacement Procedures CPU CPURemoving the CPU 11 Removing the CPU cover 12 Removing the Fin 13 Unlocking the CPU CPU4 Replacement Procedures 14Applying new grease Installing the CPU Replacement Procedures Removing the Keyboard Replacement Procedures Keyboard 16 Removing the Keyboard 17 Removing the Keyboard support plate Installing the Keyboard Replacement Procedures Memory Module Memory ModuleRemoving a Memory Module Otherwise, the computer or the memory may be damaged Installing a Memory Module Sensor/Switch Board Replacement Procedures Sensor/Switch BoardRemoving the Sensor/Switch Board Installing the Sensor/Switch Board Replacement Procedures Touch Pad Touch PadRemoving the Touch Pad 21 Removing the Palm rest Replacement Procedures Touch Pad Installing the Touch Pad Wireless LAN Card Replacement Procedures Wireless LAN CardRemoving the Wireless LAN Card 24 Removing the Wireless LAN card Installing the Wireless LAN Card Bluetooth Module Bluetooth ModuleRemoving the Bluetooth Module Installing the Bluetooth Module Replacement Procedures Bluetooth Module Display Assembly Display AssemblyRemoving the Display Assembly Replacement Procedures Display Assembly 27 Removing the Display assembly 28 Removing the Display assembly Installing the Display Assembly Replacement Procedures LED Board LED BoardRemoving the LED Board Installing the LED Board Replacement Procedures Sound Board Sound BoardRemoving the Sound Board 30 Removing the Sound board Installing the Sound Board System Board/RTC Battery/DC-IN Jack System Board/RTC Battery/DC-IN Jack 31 Removing the System board/RTC Battery/DC-IN Jack Removing the System Board/RTC Battery/DC-IN Jack M2.5×4 System Board/RTC Battery/DC-IN Jack Replacement ProceduresM2.5×10 Lift up the system board and remove it 33 Removing the DC-IN jack Installing the System Board/RTC Battery/DC-IN Jack Replacement Procedures USB Board USB BoardRemoving the USB Board Installing the USB Board Replacement Procedures 20 Fan 20 FanRemoving the Fan Installing the Fan Replacement Procedures Display Mask Display MaskRemoving the Display Mask 37 Removing the Display mask Installing the Display Mask Stick the two mask seals on the top of screws FL Inverter4 Replacement Procedures FL InverterRemoving the FL Inverter Installing the FL Inverter Replacement Procedures FL Inverter LCD Module LCD ModuleRemoving the LCD Module 39 Removing the LCD module Replacement Procedures4.23 LCD Module 40 Removing the LCD module Installing the LCD Module Replacement Procedures LCD ModulePage Wireless LAN Antenna/Bluetooth Antenna/Display Cover/Speaker 42 Removing the Cable holder ∙ M2.5×4 Tapping screw 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 Fluorescent Lamp Replacement Procedure Fluorescent LampType Supplier Section 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 56 Replacing Toshiba fluorescent lamp XGA Assembling the 14.1-inch XGA Toshiba Fluorescent Lamp 57 Replacing Toshiba fluorescent lamp XGA Be careful not to damage the TAB 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+ 64 Replacing Sharp fluorescent lamp SXGA+ Fluorescent Lamp4 Replacement Procedure 65 Replacing Sharp fluorescent lamp SXGA+ 66 Replacing Sharp fluorescent lamp SXGA+ 67 Replacing Sharp fluorescent lamp SXGA+ 68 Replacing Sharp fluorescent lamp SXGA+ 69 Replacing Sharp fluorescent lamp SXGA+ Replacement Procedure4.25 Fluorescent Lamp 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 Appendix a Handling the LCD Module Precautions for handling the LCD module Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendices Appendix a Handling the LCD Module Appendices Appendix B Board Layout System Board FGFSY* Front View EC/KBC Mark Number Name Figure B-2 System board FGFSY* layout back System Board FGFSY* Back View CPU Number Name Front Back Sound Board FGFSD* Front and Back View Appendices Appendix B Board Layout LED Board FGFLE* Front and Back View Sensor/Switch Board FGFLS* Front and Back View Front USB Board FGFUS* Front and Back View Table C-1 Memory 1 connector 200-pin 1/3 System Board PJ1001 Memory 1 connector 200-pinPin No Signal Name Apx.C Pin Assignments Appendices Apx.C Pin Assignments Table C-1 Memory 1 connector 200pin 2/3 Appendix C Pin Assignments SDQ35R-B2P PJ1002 Memory 2 connector 200-pin Table C-2 Memory 2 connector 200-pin 1/3Appendix C Pin AssignmentsAppendices SCB6B -B2P SCB7B-B2P GND SDQ39R-B2P GND SCK4-B2N Table C-3 HDD interface connector 44-pin PJ1509 HDD interface connector 44-pin Table C-4 Select Bay interface connector 72-pin PJ1511 Select Bay interface connector 72-pin Table C-5 PC-Card interface connector 150-pin 1/2 PJ1512 PC-Card interface connector 150-pin Appendices Apx.C Pin Assignments Table C-5 PC-Card interface connector 150-pin 2/2 PJ123 Keyboard interface connector 34-pin PJ1514 SD Card interface connector 12-pinTable C-6 SD Card interface connector 12-pin Table C-7 Keyboard interface connector 34-pin PJ1101 LED board interface connector 14-pin PJ2003 PAD interface connector 8-pinPJ1000 Sensor/Switch board interface connector 11 PJ2026 Speaker Right connector 3-pin Table C-12 Speaker Left connector 2-pin 12 PJ2027 Speaker Left connector 2 -pin Table C-13 Docking interface connector 240-pin 1/4 13 PJ2007 Docking interface connector 240-pin 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 Table C-14 Mini PCI interface connector 124-pin 1/2 PJ2015 Mini PCI interface connector 124-pin Table C-14 Mini PCI interface connector 124-pin 2/2 123 124 15 PJ2017 MDC1 interface connector 30-pin 16 PJ1003 MDC2 interface connector 2 -pinPJ2019 Serial interface connector 9 -pin 19 PJ2033 USB0 interface connector 4-pin PJ2020 Parallel interface connector 25-pin20 PJ2034 USB1 interface connector 4-pin 21 PJ1004 USB board interface connector 6-pin 23 PJ1100 Sound board interface connector 30-pin 22 PJ4900 Bluetooth interface connector 20-pinTable C-22 Bluetooth interface connector 20-pin Table C-23 Sound board interface connector 30-pin 25 PJ4500 LAN interface connector 14-pin PJ651 Ieee 1394 interface connector26 PJ8800 DC-IN connector 4-pin 27 PJ8810 1st Battery connector 10-pin 29 PJ8770 FAN interface connector 3-pin PJ1005 RTC Battery connector 2-pin30 PJ5500 LCD interface connector 41-pin Table C-28 RTC Battery connector 2-pin Appendices Apx.C Pin Assignments 32 PJ5501 TV connector 4-pin PJ5523 CRT interface connector 15-pinInterface connector 15-pin Table C-32 TV connector 4-pin Sound Board PJ3000 System board interface connector 30-pin 34 PJ3001 Internal Microphone connector 2-pin35 PJ3002 External Microphone connector 6-pin Table C-36 Headphone connector 6-pin 36 PJ3003 Headphone connector 6-pin Table C-37 System board interface connector 14-pin LED Board 37 PJ3100 System board interface connector 14-pin Table C-38 System board interface connector 10-pin 40 PJ3301 USB port 2 connector 4-pin USB Board 39 PJ3300 System board interface connector 6-pinTable C-39 System board interface connector 6-pin Table C-40 USB port 2 connector 4-pin Appendix C Pin Assignments Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes set 1 and set 2 1/4Cap Keytop Code set Make Break Make Break Ctrl Cap Keytop Code set Code se t Make Break With left Shift Table D-4 Scan codes with Fn key Cap Code setBreak Make Table D-6 No.124 key scan code Key Shift Code set Top United Kingdom UK Keyboard United States US KeyboardAppendix E Key LayoutAppendices Appendices Appendix E Key Layout Parallel Port Wraparound Connector Serial Port Wraparound ConnectorAppendix F Wiring Diagrams AppendicesAppendix F Wiring Diagrams LAN Loopback Connector Appendix G Bios Rewrite Procedures Rewriting the BiosTools Appendices Appendix G Bios Rewrite Procedures Rewriting the EC/KBC Appendix H EC/KBC Rewrite Procedures Appendices Appendix H EC/KBC Rewrite Procedures Appendix I ReliabilityAppendices Table I-1 MtbfTime hours Appendices Appendix I Reliability