Chapter Replacement Procedures | Toshiba M10 instruction

Chapter 4

Replacement Procedures

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Toshiba M10 manual Chapter Replacement Procedures

Contents

File Number Toshiba Corporation Copyright DisclaimerTrademarks Preface Safety Precautions Satellite Pro M10 Series Maintenance Manual Acronyms Conventions Satellite Pro M10 Series Maintenance Manual Table of Contents Tests and Diagnostics Replacement Procedures Appendices Hardware Overview Hardware Overview Chapter Contents Tables Figures Features Hardware Overview Features Hardware Overview Features Features Hardware Overview Hardware Overview Features Features Hardware Overview Front of the computer System unit configuration Hardware Overview System Unit Block Diagram System Unit Block Diagram System Unit Block Diagram Hardware Overview Apic System Unit Block Diagram Hardware Overview Hardware Overview System Unit Block Diagram System Unit Block Diagram Hardware Overview Hardware Overview 3.5-inch Floppy Disk Drive 3.5-inch Floppy Disk Drive 2.5-inch Hard Disk Drive Hardware Overview 2.5-inch Hard Disk Drive Hardware Overview DVD-ROM Dvive DVD-ROM Drive Multi Drive Hardware Overview Multi Drive Hardware Overview Multi Drive Multi drive specifications 2/2 DVD Multi Drive Hardware Overview DVD Multi Drive Hardware Overview Power Supply Power Supply LB2 Power Supply Hardware Overview Stand by Power off No battery Power supply board output rating Main Battery Battery specificationsBattery LED Main Battery Batteries Battery Charging Control Hardware Overview BatteriesTime required for quick charges RTC battery charging/data preservation time RTC battery Hardware Overview Batteries Chapter Troubleshooting Procedures Troubleshooting Procedures Chapter Contents Troubleshooting Procedures Troubleshooting flowchart Printer port LED Troubleshooting Procedures Troubleshooting Troubleshooting Procedures Troubleshooting Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting flowchart 1/2 Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting flowchart 2/2 Troubleshooting Procedures Troubleshooting Flowchart Power Supply Troubleshooting Troubleshooting Procedures Power Supply TroubleshootingProcedure 1 Power Status Check Battery LED DC in LED Error code Meaning Procedure 2 Error Code Check 1st Battery Troubleshooting Procedures Power Supply Troubleshooting 1R5-C1V output BGVSNS-B1P output 1R2-P1V output Troubleshooting Procedures Power Supply Troubleshooting Power supply wiring diagram is shown below Procedure 3 Connection Check Result code Contents Check items Procedure 4 Quick Charge Check Procedure 5 Replacement Check Troubleshooting Procedures System Board Troubleshooting 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 Cmos battery level check LED Status Test item Message Setup LED Status Test item Message FFH Troubleshooting Procedures System Board Troubleshooting Procedure 4 Replacement Check Procedure 3 Diagnostic Test Program Execution Check FDD Troubleshooting Troubleshooting Procedures FDD TroubleshootingProcedure 1 FDD Head Cleaning Check FDD Troubleshooting Troubleshooting Procedures Procedure 2 Diagnostic Test Program Execution CheckFDD 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 Hard disk drive error code and status Procedure 4 Diagnostic Test Program Execution Check Procedure 5 Connector Check and Replacement Check Keyboard Troubleshooting Troubleshooting Procedures Keyboard TroubleshootingProcedure 1 External Keyboard Check Procedure 3 Connector and Replacement Check Keyboard Troubleshooting Troubleshooting Procedures Switch board PJ2025 System board Switch board I/F cable Display Troubleshooting Display Troubleshooting Troubleshooting ProceduresProcedure 1 External Monitor Check Troubleshooting Procedures Display Troubleshooting Procedure 1 Drive Cleaning Check Optical Disk Drive Troubleshooting Optical Disk Drive Slim Select Bay PJ117 System board Modem Troubleshooting Modem Troubleshooting Troubleshooting ProceduresProcedure 1 Diagnostic Test Program Execution Check Procedure 2 Connector Check and Replacement Check Troubleshooting Procedures Modem Troubleshooting LAN Troubleshooting Troubleshooting Procedures LAN Troubleshooting Troubleshooting Procedures LAN Troubleshooting Sound Troubleshooting Troubleshooting Procedures Sound Troubleshooting Procedure 2 Connector Check Troubleshooting Procedures Sound Troubleshooting Procedure 3 Replacement Check Troubleshooting Procedures Bluetooth Troubleshooting Bluetooth Troubleshooting Bluetooth Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Wireless LAN Troubleshooting Wireless LAN Troubleshooting Wireless LAN Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Wireless LAN Troubleshooting Chapter Tests and Diagnostics Tests and Diagnostics Chapter Contents 28.1 Function Description Accessing the Setup Program Diagnostic Test Tests and Diagnostics Diagnostic Test Tests and Diagnostics Diagnostic Test Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic Test Test Loop YES/NO Following message will appear Subtest Names Subtest Names Tests and Diagnostics Async Tests and Diagnostics Subtest Names Subtest names 2/3 Modem LAN Subtest Names Tests and Diagnostics Subtest names 3/3 System Test Tests and Diagnostics System Test System Test Tests and Diagnostics CPU Temp = XX deg C Throttling level = XXXXh Memory Test Memory Test Tests and Diagnostics Satellite Pro M10 Series Maintenance Manual Keyboard Test Keyboard Test Tests and Diagnostics Keyboard Test in Progress Tests and Diagnostics Keyboard Test Keyboard Test Tests and Diagnostics Subtest Touch Pad Peripheral IPS Display Test Tests and Diagnostics Display Test Display Test Tests and Diagnostics Break Display Test Tests and Diagnostics Printer Test Tests and Diagnostics Printer Test Satellite Pro M10 Series Maintenance Manual Other set as receive subtest 03. The wiring diagram for Tests and Diagnostics Async TestAsync Test RS-232C direct cable is described in Appendix F Async Test Tests and Diagnostics Hard Disk Test Tests and Diagnostics Hard Disk Test 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 Tests and Diagnostics Expansion Test Expansion TestSelect the slot to test CD-ROM/DVD-ROM Test CD-ROM/DVD-ROM Test Tests and Diagnostics LAN Test Tests and Diagnostics LAN Test Wireless LAN Test Agere Tests and Diagnostics Wireless LAN Test Agere Transmit test Tests and Diagnostics Wireless LAN Test Agere Receive test Tests and Diagnostics Wireless LAN Test Agere This Card is WEP Press any key to continue Tests and Diagnostics Wireless LAN Test Atheros Wireless LAN Test Atheros Wireless LAN Test Atheros Tests and Diagnostics Setting the responder machineSetting the tester machine Then the test returns to the main menu automatically Sound/LAN/Modem Test Sound/LAN/Modem Test Tests and Diagnostics XXX XXX XX Xxxxxx Tests and Diagnostics Sound/LAN/Modem Test Subtest is executed, the following message appears Completed Tests and Diagnostics Sound/LAN/Modem Test Subtest LAN Test Sound/LAN/Modem Test Tests and Diagnostics Subtest IEEE1394 Test Program Tests and Diagnostics IEEE1394 Test Program Satellite Pro M10 Series Maintenance Manual Tests and Diagnostics Bluetooth Test Bluetooth Test Bluetooth Test Tests and Diagnostics Tests and Diagnostics3.20 Bluetooth Test Error code for Bluetooth test Bdaddr 1/2 Progress Bar Bluetooth Test3 Tests and Diagnostics MM P M M M P Error code for Bluetooth test Bdaddr of the DUT 1/2 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 Names FDD CD/DVD-ROM Tests and Diagnostics Hard Disk Test Detail Status Hard disk controller status register contentsHard Disk Test Detail Status BBK1 Tests and Diagnostics Head Cleaning Head CleaningFunction Description Operations Log Utilities Log Utilities Tests and Diagnostics Tests and Diagnostics Log Utilities Running Test Running Test Tests and Diagnostics 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 Select a drive number. Then the following message appears HDD-ID Read Tests and Diagnostics System Configuration System Configuration COM2= COM3= System Configuration Tests and Diagnostics Tests and Diagnostics Setup Setup Setup Tests and Diagnostics Memory Boot Priority Accessing the Setup Program Setup Tests and Diagnostics Accepting Changes and Exiting the Setup Window Moving Within the Setup Menu and Changing ValuesFactory Preset Configuration Password Write Policy in the CPU Cache Setup Options Battery optimized Disabled Disables display automatic power offBright Full brightness for high visibility Maximum performance FDD →HDD →CD-ROM →LAN PXE Sets to PXE protocol Default Boot Turns on boot mode. Default Resume Turns on resume mode Ntscus Default Always Low Always High All Devices Setup by OS COM level PCI BUS = IRQ10, IRQ11 No Drive Disabled Disables the feature. Default Enabled Enables the feature Enhanced IDE Std. Bi-DirectNormal Standard IDE Enabled Chapter Replacement Procedures Replacement Procedures CPU Replacement Procedures Replacement Procedures Removing the TFT FL Model 14.1 XGA LG. Philips LP141X7-C1TO Vii 31 Removing the wireless LAN card 70 Attaching the source PCB and gate PCB 116 Installing the lamp cover 145 152 Xii General General Replacement Procedures Safety Precautions Replacement Procedures General Before You Begin Assembly Procedures Disassembly Procedures Tools and Equipment M2.5⋅6 Giza Tite Screw Tightening Torque Marking of Screws on the Computer Body Color of Screw Shaft Removing the battery Removing the Battery Pack Installing the Battery Pack Removing an Optional PC Card Installing an Optional PC Card Removing an Optional SD Card Installing an Optional SD Card Memory Modules Replacement Procedures Memory ModulesRemoving a Memory Module Lift off the memory slot cover Removing the memory modules Memory Modules Replacement Procedures Installing a Memory Module HDD Replacement Procedures HDDRemoving the HDD Removing the HDD pack Replacement Procedures HDD Removing screws and HDD bracket Secure the bracket with four M3⋅4 silver flat-head screws Installing the HDD Slim Select Bay Module Replacement Procedures Slim Select Bay ModuleRemoving the Slim Select Bay Module 10 Disassembling the optical disk drive Replacement Procedures Slim Select Bay Module Installing the Slim Select Bay Module Replacement Procedures Modem Daughter Card Modem Daughter CardRemoving the Modem Daughter Card 12 Removing the MDC Modem Daughter Card Replacement Procedures Installing the Modem Daughter Card CPU Replacement Procedures CPURemoving the CPU Remove the cooling module Replacement Procedures CPU 16 Removing the CPU Seat the cooling module on the CPU Installing the CPU Keyboard Replacement Procedures KeyboardRemoving the Keyboard 19 Removing screws securing the keyboard Replacement Procedures Keyboard 20 Removing the metal plate 21 Removing the keyboard Installing the Keyboard Connect the keyboard cable to PJ123 on the system boardSecure the keyboard with two M2.5⋅3 black flat-head screws Replacement Procedures Switch Board Switch BoardRemoving the Switch Board Remove two M2.5⋅3 black flat-head screws Installing the Switch Board Switch Board Replacement Procedures Speakers Replacement Procedures SpeakersRemoving the Speakers Remove two M2.5⋅16 black screws 24 Removing the speakers Speakers Replacement Procedures Installing the Speakers Palm Rest Palm Rest Replacement ProceduresRemoving the Palm Rest Remove seven M2.5⋅12 black screws 26 Removing the palm rest Replacement Procedures Palm Rest Secure seven M2.5⋅12 black screws Installing the Palm Rest Replacement Procedures Touch Pad Touch PadRemoving the Touch Pad Installing the Touch Pad Touch Pad Replacement ProceduresConnect the pad cable to the connector on the touch pad Remove the touch pad cover and touch pad Installing the Internal Microphone Replacement Procedures Internal MicrophoneInternal Microphone Removing the Internal Microphone Bluetooth Module Bluetooth Module Replacement ProceduresRemoving the Bluetooth Module Installing the Bluetooth Module Replacement Procedures Bluetooth Module Wireless LAN Mini PCI Card Replacement Procedures Wireless LAN Mini PCI CardRemoving the Wireless LAN Mini PCI Card Grasp the wireless LAN Mini PCI card and pull it out Installing the Wireless LAN Mini PCI Card Replacement Procedures Wireless LAN Mini PCI Card Top Cover with Display Assembly Top Cover with Display Assembly Replacement ProceduresRemoving the Top Cover with Display Assembly 33 Disconnecting the cable Replacement Procedures Top Cover with Display Assembly 34 Removing the screws from the top cover 35 Removing the top cover with display assembly Installing the Top Cover with Display Assembly Sound Board Installing the Sound BoardRemoving the Sound Board Remove two M2.5⋅4 screws securing the sound board Cooling Fan Replacement Procedures Cooling FanRemoving the Cooling Fan Installing the Cooling Fan Replacement Procedures Cooling Fan RTC Battery Replacement Procedures RTC Battery Replacement Procedures RTC Battery Removing the RTC BatteryInstalling the RTC Battery System Board Replacement Procedures System BoardRemoving the System Board 40 Removing the system board Replacement Procedures System Board Seat the AC adaptor jack Installing the System Board VGA Board Installing the VGA BoardRemoving the VGA Board Remove three M2⋅4 screws securing the VGA board Installing the USB Board USB Board Replacement ProceduresUSB Board Removing the USB Board Replacement Procedures Display Mask Display MaskRemoving the Display Mask 45 Removing the display mask Display Mask Replacement Procedures Installing the Display Mask FL Inverter Board Replacement Procedures FL Inverter BoardRemoving the FL Inverter Board 47 Removing the FL inverter board Replacement Procedures FL Inverter Board Installing the FL Inverter Board Replacement Procedures LCD Module LCD ModuleRemoving the LCD Module 49 Removing the LCD module LCD Module Replacement Procedures 50 Removing the metal braces Installing the LCD Module Replacement Procedures Antenna Coaxial Cables Antenna Coaxial CablesRemoving the Antenna Coaxial Cables Turn over the insulator securing the antenna coaxial cables Antenna Coaxial Cables Replacement Procedures 53 Removing the antennas Installing the Antenna Coaxial Cables Replacement Procedures 26 LCD/FL Cable 26 LCD/FL CableRemoving the LCD/FL Cable Remove one M2.5⋅6 tapping screw securing the metal brace 26 LCD/FL Cable Replacement Procedures 56 Removing the LCD/FL cable Installing the LCD/FL Cable Removing the TFT FL Model 14.1 XGA Samsung LTN141XF-L02 TFT FL Model 14.1 XGA Samsung LTN141XF-L02 58 Removing the two screws for fixing the power supply board 59 Releasing the 18 hooks 60 Removing the panel assembly 61 Removing the panel assembly 62 Removing the screws for fixing the FL tube back cover 63 Disconnecting the FL tube ground wire 64 Removing the FL tube Installing the TFT FL Model 14.1 XGA Samsung LTN141XF-L02 TFT FL Model 14.1 XGA LG. Philips LP141X7-C1TO Removing the TFT FL Model 14.1 XGA LG. Philips LP141X7-C1TORemoving the outside tape/cover tape 65 Removing the outside tape/cover tape 66 Removing the control PCB, top case and cover assembly Removing the control PCB, top case and cover assembly 67 Removing the source PCB and gate PCB Removing the source PCB and gate PCB Satellite Pro M10 Series Maintenance Manual Board Assembly6060L-C017 Satellite Pro M10 Series Maintenance Manual Satellite Pro M10 Series Maintenance Manual 70 Attaching the source PCB and gate PCB Attaching the source PCB and gate PCB Screw1STZL-0001H Attaching the outside tape and cover shield 72 Attaching the outside tape and cover shield Removing the TFT FL Model 15.0 XGA Samsung LTN150X6-L01 TFT FL Model 15.0 XGA Samsung LTN150X6-L01 74 Removing the screws securing the PCB 76 Removing the top chassis 77 Removing the panel assembly 78 Removing one screw, two clips, tape and six sheets 79 Removing the lamp cover 80 Freeing the HV cable 81 Removing the FL assembly Seat the panel assembly on the back light assembly Installing the TFT FL Model 15.0 XGA Samsung LTN150X6-L01 Removing the TFT FL Model 15.0 XGA LG. Philips LP150X06 A2 TFT FL Model 15.0 XGA LG. Philips LP150X06 A2 83 Disassembly of Top case 84 Disassembly of Source PCB and Gate PCB 114 Satellite Pro M10 Series Maintenance Manual Installing the TFT FL Model 15.0 XGA LG. Philips LP150X06 A2 87 Assembly of Source PCB and Gate PCB 88 Assembly of Cover Ass’y and Top Case 89 Assembly of outside Tape and Cover shield Removing the TFT FL Model 15.0 XGA Chi Mei N150X2-L01 TFT FL Model 15.0 XGA Chi Mei N150X2-L01 91 Removing the screws securing the X-PCB and metal frame 92 Removing the frame 93 Removing the panel 94 Removing the sheets 95 Removing the FL Installing the TFT FL Model 15.0 XGA Chi Mei N150X2-L01 Removing the TFT FL Model 15.0 SXGA+ Samsung LTN150P3-L03 TFT FL Model 15.0 SXGA+ Samsung LTN150P3-L03 97 Removing the screws securing the PCB 98 Removing screws securing the chassis 99 Removing the top chassis 100 Removing the panel assembly 101 Removing one screw, two clips, tape and six sheets 102 Removing the lamp cover 103 Freeing the HV cable 104 Removing the FL assembly Installing the TFT FL Model 15.0 SXGA+ Samsung LTN150P3-L03 Removing the TFT FL Model 15.0 SXGA+ Sharp LQ150F1LH43 TFT FL Model 15.0 SXGA+ Sharp LQ150F1LH43 106 Removing the screws 108 Folding out the PCBs 109 Removing the LCD panel 110 Removing the lamp cover 111 Removing the sheets 113 Removing the FL 114 Applying the double-faced tape Installing the TFT FL Model 15.0 SXGA+ Sharp LQ150F1LH43 115 Installing the FL 116 Installing the lamp cover 118 Installing the sheets 119 Installing the LCD panel 120 Folding down the PCBs 121 Securing the PCBs and connecting the FPC 122 Installing the top frame 123 Securing the screws 16. Apply the protective cover-G 125 Applying the protective cover-S 126 Applying the tapes Removing the TFT FL Model 15.0 Uxga Sharp LQ150U1LW13 TFT FL Model 15.0 Uxga Sharp LQ150U1LW13 128 Removing the screws 131 Folding out the PCBs 132 Removing the LCD panel 134 Removing the sheets 136 Installing the FL Installing the TFT FL Model 15.0 Uxga Sharp LQ150U1LW13 Install the light guide sheet in the backlight unit 137 Installing the lamp cover 139 Installing the sheet 140 Installing the LCD panel 142 Securing the TCPs and connecting the FPC 143 Installing the top frame Apply the protective cover-G 145 Securing the screws 147 Applying the protective cover-S and taps Appendices Appendices Appendix Contents App-iv Appendix H EC/KBC Rewrite Procedures Figure B-1 System board FQDSY* layout front Table B-2 Table B-1Table B-3 Table B-4 Table D-7 Appendix a Handling the LCD Module Precautions for handling the LCD module CRT Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendix a Handling the LCD Module Appendix B Board Layout Appendices System Board FQDSY* Front View Mark Number Name HDD LED Appendices Appendix B Board Layout System Board FQDSY* Back View Mark Number Name Mark Number Name VGA Board FQDVG* Front View VGA Board FQDVG* Back View Sound Board FQDSD* Front View Sound Board FQDSD* Back View USB Board FQDUB* Back View Appendices Appendix B Board Layout Apx.C Pin Assignments Appendices Appendix C Pin Assignments AGTRDY-PQN AV-PXP PJ117 Slim Select Bay I/F Connector 72-pin PJ124 RJ-45 & RJ-11 I/F Connector 14-pin PJ123 Keyboard I/F Connector 34-pinPJ326 Debug Port I/F Connector 4-pin Not mount Table C-3 Keyboard I/F connector pin assignments 34-pin PJ1001 SO-DIMM Socket Connector 0 200-pin GND SDQ26R-B2P SDQ30R-B2P SDQ27R-B2P SDQ31R-B2P SDQ38R-B2P PJ1002 SO-DIMM Socket Connector 1 200-pin SCB6B-B2P SCB7B-B2P GND SCK4-B2N PJ1509 HDD I/F Connector 44-pin PJ1016 RGB I/F Connector 15-pinTable C-8 RGB interface connector pin assignments 15-pin Table C-9 HDD I/F connector pin assignments 44-pin Table C-10 PC Card I/F connector pin assignments 150-pin 1/2 10 PJ1512 PC Card I/F Connector 150-pin GND 12 PJ2007 Docking I/F Connector 242-pin PJ2003 Touch Pad I/F Connector 8-pinTable C-11 Touch Pad I/F connector pin assignments 8-pin Apx.C Pin AssignmentsAppendices DSSCL-S5P DTPB-B3P RTS-PYP PJ2015 Mini PCI Card I/F Connector 124-pin CBE1-P3N GND 14 PJ2017 MDC I/F Connector 30-pin PJ2018 Modem Cable I/F Connector 2-pinTable C-14 MDC I/F connector pin assignments 30-pin 16 PJ2020 Parallel I/F Connector 25-pin 17 PJ2025 Switch Board FQDSQ* I/F Connector 14-pinTable C-16 Parallel I/F connector pin assignments 25-pin PJ4015 Video Out I/F Connector 2-pin 18 PJ2040 USB Board FQDUB* I/F Connector 30-pin PJ5004 Right Speaker I/F Connector 2-pin 20 PJ4900 Bluetooth I/F Connector 20-pinTable C-20 Bluetooth I/F connector pin assignments 20-pin Table C-22 Left speaker I/F connector pin assignments 3-pin 23 PJ5006 Sound Board FQDSD* I/F Connector 60-pin 24 PJ6100 Ieee 1394 I/F Connector 4-pin 25 PJ8770 Cooling fan I/F Connector 3-pin26 PJ8800 DC-IN I/F Connector 4-pin IS4004 SD Card I/F Connector 13-pin PJ8810 Battery I/F Connector 10-pinTable C-27 Battery I/F connector pin assignments 10-pin Table C-28 RTC battery I/F connector pin assignments 2-pin Table C-30 LCD I/F connector pin assignments 40-pin VGA Board Fqdvg 30 PJ4205 LCD I/F Connector 40-pin 31 PJ5500 System Board FQDSY* I/F Connector 200-pin GND 159 1R5-P1V 160 161 162 163 164 PJ5002 Internal Microphone I/F Connector 2-pin PJ5003 Headphone I/F Connector 6-pinTable C-34 Headphone I/F connector pin assignments 6-pin 35 PJ5007 System Board FQDSY* I/F Connector 60-pin USB Board Fqdub 36 PJ2033 USB I/F Connector 8-pin 37 PJ2042 System Board FQDSY* I/F Connector 30-pinTable C-36 USB I/F connector pin assignments 8-pin Table D-1 Scan codes set 1 and set 2 1/4 Appendix D Keyboard Scan/Character Codes 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 Table D-4 Scan codes with Fn key Table D-6 No.124 key scan code This key generates only make codes United States US Keyboard United Kingdom UK KeyboardAppendix E Key Layout French FR Keyboard German GR Keyboard Italian IT Keyboard Spanish SP Keyboard Swiss-German SL Keyboard Scandinavian SC Keyboard Figure E-9 CS keyboard Canadian CS Keyboard Appendix E Key Layout Parallel Port Wraparound Connector Serial Port Wraparound ConnectorAppendix F Wiring Diagrams Serial Port Direct Cable 9-Pin to 25-Pin Serial Port Direct Cable 9-Pin to 9-Pin Appendix G Bios Rewrite Procedures Rewriting the BiosTools Appendix G Bios Rewrite Procedures Rewriting the EC/KBC Appendix H EC/KBC Rewrite Procedures Appendix H EC/KBC Rewrite Procedures Appendix I Reliability Appendix I Reliability Appendix I Reliability