Viii | Toshiba G50 manual

4 Replacement Procedures

4-viii

[CONFIDENTIAL]

QOSMIO G50 Maintenance Manual (960-683)

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Toshiba G50 manual Viii

Contents

Qosmio G50 File Number Qosmio G50 Maintenance Manual Safety Precautions Preface Confidential Conventions Acronyms Table of Contents Chapter Tests and Diagnostics Only ONE Test Chapter Replacement Procedures MDC Appendices Confidential Hardware Overview Hardware Overview Chapter Contents Figures Tables Features Features Hardware Overview Hardware Overview Features ‰ SSD ‰ USB FDD ‰ S/PDIF Features Hardware Overview Hardware Overview Features Features Hardware Overview Front of the computer and the system units configuration System Block Diagram System Block Diagram Hardware Overview Hardware Overview System Block Diagram System Block Diagram Hardware Overview Hardware Overview System Block Diagram System Block Diagram Hardware Overview 2.5-inch Hard Disk Drive Hardware Overview 2.5-inch Hard Disk Drive 2.5-inch HDD Specifications 2.5-inch Hard Disk Drive Hardware Overview Specification Parameter DVD-Super Multi Drive DVD-Super Multi Drive Hardware Overview Specifications Teac DV-W28S* G8CC0004712L/120 Specifications Keyboard Hardware Overview Keyboard LCD Module TFT Color DisplayTFT Color Display Hardware Overview Hardware Overview TFT Color Display FL inverter board specifications FL Inverter Board Power Supply Hardware Overview Power Supply Power Supply Hardware Overview Name Batteries Battery specificationsMain Battery Hardware Overview Batteries Batteries Hardware Overview Battery Charging ControlTime required for charges of main battery Data preservation time RTC Battery 10 Time required for charges of RTC battery AC Adapter Hardware Overview 11 AC adapter specificationsAC Adapter Hardware Overview AC Adapter Chapter Troubleshooting Procedures Troubleshooting Procedures Power Status Check Troubleshooting Procedures Troubleshooting flowchart Set of tool for debug port test Troubleshooting Procedures Troubleshooting Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting flowchart 1/2 Troubleshooting flowchart 2/2 Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting Procedures Procedure 1 Power Status Check Power Supply TroubleshootingTroubleshooting Procedures Power Supply Troubleshooting Battery icon DC in icon Power supply status Procedure 2 Error Code Check Power Supply Troubleshooting Troubleshooting Procedures Error code ‰ 2nd Battery ‰ E3V output ‰ 1R05-P1V output ‰ Miscellaneous Procedure 3 Connection Check Procedure 4 Charging Check Procedure 5 Replacement Check System Board Troubleshooting Troubleshooting Procedures System Board Troubleshooting System Board Troubleshooting Troubleshooting Procedures Procedure 1 Message Check KBC Error HDC Error Procedure 2 Debugging Port Check A set of tool for debug port test System Bios Boot block processing System Bios IRT processing MCH Halt HDD System Bios Suspend processing System Bios Resume processing ICHCMOS,MEM Procedure 3 Diagnostic Test Program Execution Check Procedure 4 Replacement Check Procedure 1 FDD Head Cleaning Check USB FDD TroubleshootingUSB FDD Troubleshooting Troubleshooting Procedures Troubleshooting Procedures USB FDD Troubleshooting FDD error code and status Procedure 3 Connector Check and Replacement Check Troubleshooting Procedures USB FDD Troubleshooting Procedure 1 Partition Check 2.5 HDD Troubleshooting2.5 HDD Troubleshooting Troubleshooting Procedures Troubleshooting Procedures 2.5 HDD Troubleshooting Procedure 2 Message Check Procedure 3 Format Check Procedure 4 Diagnostic Test Program Execution Check 2.5 Hard disk drive error code and status Procedure 5 Connector Check and Replacement Check Procedure 1 Diagnostic Test Program Execution Check Keyboard TroubleshootingTroubleshooting Procedures Keyboard Troubleshooting Keyboard Troubleshooting Troubleshooting Procedures Procedure 2 Connector Check and Replacement Check Touch pad Troubleshooting Troubleshooting Procedures Touch pad Troubleshooting Touch pad Troubleshooting Troubleshooting Procedures Procedure 1 External Monitor Check Display TroubleshootingTroubleshooting Procedures Display Troubleshooting Procedure 2 Diagnostic Test Program Execution Check Display Troubleshooting Troubleshooting Procedures Procedure 3 Connector and Cable Check Procedure 4 Replacement Check Optical Disk Drive Troubleshooting Modem Troubleshooting Troubleshooting Procedures Modem Troubleshooting Modem Troubleshooting Troubleshooting Procedures LAN Troubleshooting Troubleshooting Procedures LAN Troubleshooting Procedure 1 Transmitting-Receiving Check Wireless LAN TroubleshootingWireless LAN Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Wireless LAN Troubleshooting Procedure 2 Antennas Connection Check Procedure 3 Replacement Check Bluetooth Troubleshooting Troubleshooting Procedures Bluetooth Troubleshooting Bluetooth Troubleshooting Troubleshooting Procedures Procedure 2 Connector Check Sound TroubleshootingTroubleshooting Procedures Sound Troubleshooting Sound Troubleshooting Troubleshooting Procedures PCI-E-Mini card slot3 Troubleshooting Procedure 1 Connector Check and Replacement Check Confidential FM tuner Troubleshooting Troubleshooting Procedures FM tuner Troubleshooting Bridge media Slot Troubleshooting Procedure 1 Check on Windows OS USB2.0 5in1 ExpressCard PCI ExpressCard Slot TroubleshootingGigabit Ether ExpressCard Fingerprint sensor Troubleshooting Procedure 1 Setting Windows Log-ON password Procedure 2 Registration of fingerprint Procedure 3 Authentication of fingerprint Procedure 4 Connector Check and Replacement Check Web camera Troubleshooting Web camera Troubleshooting Troubleshooting Procedures Troubleshooting Procedures Web camera Troubleshooting Intel Turbo Memory Troubleshooting If any problems are found, perform the Procedure Chapter Tests and Diagnostics Tests and Diagnostics Heatrun Test 31.1 Function Description Accessing the Setup Program Tables Tests and Diagnostics Diagnostics menu Diagnostic TestDiagnostic Test Tests and Diagnostics Tests and Diagnostics Diagnostic Test 2 H/W Hardware initial information setting tool Heatrun test program Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic Test Executing the Diagnostic Test Tests and Diagnostics Diagnostics menu T&D Printer Test System Test Name 2 H/W initial information setting tool Setting of the hardware configuration Setting of the hardware configuration Tests and Diagnostics Tests and Diagnostics Setting of the hardware configuration Heatrun Test Tests and Diagnostics Heatrun Test Tests and Diagnostics Subtest Names Subtest Names Subtest Names Tests and Diagnostics Subtest names 2/2 Hard Disk Tests and Diagnostics System Test System Test Xxxxxxxxxxx Tests and Diagnostics Memory Test Memory Test Keyboard Test Tests and Diagnostics Keyboard Test Tests and Diagnostics Display Test Display Test Display Test Tests and Diagnostics Tests and Diagnostics Display Test Floppy Disk Test Tests and Diagnostics Floppy Disk Test Tests and Diagnostics Floppy Disk Test Printer Test Tests and Diagnostics Printer Test Confidential Async Test Tests and Diagnostics Async Test Tests and Diagnostics Hard Disk Test Hard Disk Test Hard Disk Test Tests and Diagnostics HDD Real Timer Test Real Timer Test Tests and Diagnostics Tests and Diagnostics Real Timer Test NDP Test Tests and Diagnostics NDP Test Tests and Diagnostics Expansion Test Expansion Test Expansion Test Tests and Diagnostics Tests and Diagnostics CD-ROM/DVD-ROM Test CD-ROM/DVD-ROM Test Error Code and Error Status Names Error Code and Error Status Names Tests and Diagnostics PRT Time OUT No Pcmcia Hard Disk Test Detail Status Tests and Diagnostics Hard Disk Test Detail StatusHard disk controller status register contents BBK Program Description Operations If Test OK, Press DellEnterkey Only ONE Test Exit Press Enter and following message appears in the display 2 3 4 5 6 7 Only ONE Test Start low-speed rotation……….Waits 8 seconds Subtest 0B Volume Function Description Head CleaningHead Cleaning Tests and Diagnostics Enter Tests and Diagnostics Log Utilities Log Utilities Log Utilities Tests and Diagnostics 00 00 0000 FDD-WRITE Protected Tests and Diagnostics Running Test Running Test Floppy Disk Drive Utilities Tests and Diagnostics Floppy Disk Drive Utilities 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 System Configuration Tests and Diagnostics System Configuration Display Ver X.XX Machine Name??? Wireless LAN Test Program Atheros Check of the wireless LAN card type Check of the antenna connection Wireless LAN Test Program Intel-made a/b/g/n Setting up How to setup the REF PC Confidential Confidential Confidential How to start ・WTWINSVR.EXE Wireless LAN Test Program on DUT PC Intel-made Wireless LAN Test Program Intel-made Shirley Peak on DUT PC Main Antenna Test NG Aux Antenna Test NG 11a Communication Test NG Subtest05 All the tests of 11a/b/g Card 29 LAN/Modem/Bluetooth/IEEE1394 Test Program LAN test Receive Confidential Modem test Modem loopback test Bluetooth test Preparation Test procedure Confidential IEEE1394 test Machine Tests and Diagnostics Setup Sound Test program Setup Setup Tests and Diagnostics PCI LAN Accessing the Setup Program Tests and Diagnostics Setup Factory Preset Configuration Moving Within the Setup Menu and Changing ValuesAccepting Changes and Exiting the Setup Window HDD Mode Password Write Policy Setup Options System Date Sets date System Time Sets time Setup Tests and Diagnostics Built in HDD2→Built in HDD1→USB Dynamically Switchable Wake-up on LAN function whenoperating from the battery Enabled （Mode1 ） Setup by OS Using the AC adapter Maximum Performance Disable the Power-saving function and drive PCI Express devices are not used while batteryOperation. Default With maximum performance Enables the HDMI-CEC set-up. Default Legacy Emulation PCI LAN Tests and Diagnostics Setup Chapter Replacement Procedures Replacement Procedures Wireless USB card MDC VGA fan VGA fan cover Figures 32 Removing the base assembly 102 100101 103 Viii Overview Replacement Procedures Overview Part Name Safety Precautions Replacement Procedures Overview Before You Begin Disassembly Procedure Assembly Procedure Tools and Equipment Screw Tightening Torque Grip Color Replacement Procedures Overview Screw Notation Removing the battery pack Battery packReplacement Procedures Battery pack Battery pack Replacement Procedures Installing the battery pack ExpressCard/Bridge media ExpressCard/Bridge media Replacement ProceduresInstalling the ExpressCard ExpressCard Removing the ExpressCard Replacement Procedures ExpressCard/Bridge media Installing the Bridge media Removing the HDD HDD Replacement ProceduresHDD Replacement Procedures HDD Removing the HDD-1 Installing the HDD Removing the HDD-2 HDD Replacement Procedures M2.5⋅6B Flat Head screw Removing the memory module Replacement Procedures Memory moduleMemory module Memory module Replacement Procedures Installing the memory module Fan hood Replacement Procedures Fan hoodInstalling the Fan hood Removing the Fan hood Keyboard Replacement Procedures Removing the keyboard Replacement Procedures Keyboard Installing the keyboard Optical disk drive DVD-super multi drive Removing the Optical disk drive 15 Removing the optical disk drive 16 Removing the optical disk drive Installing the optical disk drive Removing the Cover assembly Cover assemblyCover assembly Replacement Procedures 18 Removing the cover assembly 19 Removing the cover assembly Replacement Procedures Cover assembly 20 Removing the cover assembly 21 Removing the cover assembly Installing the cover assembly Removing the Volume board Volume boardVolume board4 Replacement Procedures Replacement Procedures Volume board Installing the Volume board Removing the Power switch board Power switch boardPower switch board Replacement Procedures Replacement Procedures Power switch board Installing the Power switch board Removing the Touch sensor Touch sensor Replacement ProceduresTouch sensor Replacement Procedures Touch sensor Installing the Touch sensor Removing the Bluetooth module Bluetooth moduleBluetooth module Replacement Procedures Installing the Bluetooth module Touch pad/Fingerprint sensor board/LED board Removing the touch pad/Fingerprint sensor board/LED board 27 Removing the touch pad/Fingerprint sensor board/LED board Remove the following screw and Fingerprint sensor board 29 Removing the LED board 30 Removing the touch pad Installing the touch pad/Fingerprint sensor board/LED board Removing the LCD assembly/Base assembly LCD assembly/Base assemblyReplacement Procedures LCD assembly/Base assembly LCD assembly/Base assembly Replacement Procedures 32 Removing the base assembly Installing the LCD assembly/Base assembly Arrange the wireless LAN antenna cables under the guides Removing the wireless LAN card Wireless LAN cardWireless LAN card Replacement Procedures Replacement Procedures Wireless LAN card Installing the wireless LAN card Removing the Back cover Replacement Procedures Back coverBack cover Back cover Replacement Procedures Installing the Back cover Removing the TV tuner Replacement Procedures TV tunerTV tuner TV tuner Replacement Procedures Installing the TV tuner Removing the GPS Replacement Procedures 19 GPS19 GPS 19 GPS Replacement Procedures Installing the GPS Removing the Wireless USB card Wireless USB cardReplacement Procedures Wireless USB card Wireless USB card Replacement Procedures Installing the Wireless USB card Removing the MDC Replacement Procedures 21 MDC21 MDC 21 MDC Replacement Procedures Installing the MDC Removing the FM tuner Replacement Procedures FM tunerFM tuner FM tuner Replacement Procedures Installing the FM tuner Removing the RTC battery RTC batteryReplacement Procedures RTC battery RTC battery Replacement Procedures Installing the RTC battery Replacement Procedures System board System board System board Replacement Procedures Removing the system board 43 Removing the system board Installing the system board Removing the VGA fin/VGA/SPURS fin/SPURS Replacement Procedures VGA fin/VGA/SPURS fin/SPURSVGA fin/VGA/SPURS fin/SPURS VGA fin/VGA/SPURS fin/SPURS Replacement Procedures 45 Removing the VGA/SPURS 46 Removing the VGA Installing the VGA fin/VGA/SPURS fin/SPURS Removing the CPU fin/North bridge fin/CPU fan/CPU Replacement Procedures CPU fin/North bridge fin/CPU fan/CPUCPU fin/North bridge fin/CPU fan/CPU CPU fin/North bridge fin/CPU fan/CPU Replacement Procedures 48 Removing the North bridge fin/CPU fin internal VGA model 49 Removing the CPU fan 50 Removing the CPU Installing the CPU fin/North bridge fin/CPU fan/CPU 51 Installing the CPU Confidential Removing the speaker Replacement Procedures4.27 SpeakerSpeaker Speaker Replacement Procedures 53 Removing the speaker Replacement Procedures Speaker 54 Removing the speaker 55 Removing the speaker Installing the speaker Set the right speaker/woofer to the slot VGA fan VGA fan Replacement ProceduresInstalling the VGA fan Removing the VGA fan VGA fan cover Replacement Procedures VGA fan coverInstalling the VGA fan cover Removing the VGA fan cover Removing the USB/Jack board 30 USB/Jack board Replacement Procedures30 USB/Jack board Replacement Procedures 30 USB/Jack board Installing the USB/Jack board Removing the hinge Hinge Replacement ProceduresHinge Replacement Procedures Hinge 61 Removing the hinge left Installing the hinge Modem jack/FM jack/DC-IN jack/right LED Removing the Modem jack/FM jack/DC-IN jack/right LED Installing the Modem jack/FM jack/DC-IN jack/right LED Removing the F-jack Replacement Procedures JackJack Jack Replacement Procedures Installing the F-jack Removing the Battery lock/Battery latch Battery lock/Battery latchReplacement Procedures Battery lock/Battery latch Battery lock/Battery latch Replacement Procedures Installing the Battery lock/Battery latch Removing the LCD unit/FL inverter Replacement Procedures4.35 LCD unit/FL inverterLCD unit/FL inverter 67 Removing the FL inverter 68 Removing the LCD unit 69 Removing the brake hinge left and right Replacement Procedures LCD unit/FL inverter 70 Removing the LCD cable LCD unit/FL inverter Replacement Procedures Installing the LCD unit/FL Inverter Removing the Internal microphone/Camera module Replacement Procedures Internal microphone/Camera moduleInternal microphone/Camera module Internal microphone/Camera module Replacement Procedures 72 Removing the camera module 73 Removing the internal microphone 74 Removing the internal microphone Installing the Internal microphone/Camera module Wireless LAN antenna/GPS antenna/Wireless USB antenna 112 Fluorescent lamp Replacement Procedures Fluorescent lamp Disassembling the fluorescent lamp Replacement Procedures Fluorescent lampReplacing the 18.4-inch HD+ Samsung Fluorescent Lamp 78 Replacing Samsung fluorescent lamp HD+ 79 Replacing Samsung fluorescent lamp HD+ Assembling the fluorescent lamp Replacing the 18.4-inch FHD Samsung Fluorescent Lamp 80 Replacing Samsung fluorescent lamp FHD 82 Replacing Samsung fluorescent lamp FHD 83 Replacing Samsung fluorescent lamp FDH 120 Appendices Appendices Appendix Contents App-iv IS2140 Media Bridge interface connector 46-pin Appendix F Wiring Diagrams Figures System board Power SW Board Sprint Board Precautions for 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 a Handling the LCD Module Appendices Appendices Appendix a Handling the LCD Module System board FDUSY* Front View Appendix B Board Layout Appendices Number Name System board FDUSY* Back View Figure B-2 System board FDUSY* layout back CPU USB / Sound Jack board View Figure B-3 USB / Sound Jack board FDUJK* layout front/back LED board FDULE* View Appendices Appendix B Board Layout Power SW board FDUPW* View Table B-5 Power SW board FDUPW* connector back Finger Sensor board FDUFS* View Sprint board FSPRN* View CAS board FTUBC* View Japanese model only NB9P/9M board FDUNP* View Figure B-9NB9P/9M board FDUNP* layout front/back 10 NB9E board FDUNE* View Appendix C Pin Assignments Appendices System board FDUSY＊ CN1400 Memory a connector200-pinTable C-1 Memory a connector 200-pin 1/3 GND ADM3-B1P ADQS3-B1N ADQS3-B1P ADQS5-B1N Appendices Appendix C Pin Assignments CN1410 Memory B connector Ch.B200-pinTable C-2 Memory B connector 200-pin 1/3 GND BDM3-B1P BDQS3-B1N BDQS3-B1P BDQS5-B1N Table C-3 1st HDD Sata interface connector 23-pin CN1900 1st HDD Sata interface connector 23-pinCN1910 ODD Sata interface connector 13-pin Table C-4 ODD Sata interface connector 23-pin Table C-5 2nd HDD Sata interface connector 20-pin CN1920 2nd HDD Sata interface connector 20-pinCN1930 eSATA/USBPort6 interface connector 10-pin Table C-5 2nd HDD Sata interface connector 10-pin Table C-7 PCI TV tuner interface connector 124-pin1/2 CBE0-P3N Table C-8 Bcas interface connector 8-pin CN2440 Bcas interface connector 8-pin Japanese model OnlyCN2520 Express Card interface connector 26-pin Table C-9 Express Card interface connector 26-pin 10 CN2600 PCI-E Mini Card W-LAN interface connector 52- pin Table C-10 PCI-E Mini CARDW-LAN interface connector 52-pin 11 CN2650 PCI-E Mini CARDslot2 interface connector 52-pin Table C-11 PCI-E Mini CARDslot2 interface connector 52-pin 12 CN2700 PCI-E Mini CARDslot3 interface connector 52-pin Table C-12 PCI-E Mini CARDslot3 interface connector 52-pin Table C-13 RF interface connector 3-pin 13 CN2710 RF interface connector 3-pin14 CN2711 RF interface connector 3-pin Table C-14 RF interface connector 3-pin 15 CN2800 PCI-E Mini CARDslot4 interface connector 52-pin Table C-15 PCI-E Mini CARDslot4 interface connector 52-pin Table C-16 Power connector 20-pin 16 CN2801 Power connector 20-pin17 CN3010 MDC interface connector 12-pin Table C-17 MDC interface connector 12-pin Table C-18 FM Tuner interface connector 10-pin 18 CN3011 FM Tuner interface connector 10-pin19 CN3230 Keyboard interface connector 34-pin Table C-19 Keyboard interface connector 34-pin 22 CN3330 Volume interface connector 4-pin 20 CN3240 FDULE* board interface connector 30-pin21 CN3300 Power SW connector 3-pin 25 CN4612 USBPORT0 interface connector 10-pin 23 CN4230 IEEE1394 interface connector 4-pin24 CN4440 Bluetooth2 interface connector 10-pin Table C-26 FDUJK* board interface connector 8-pin 26 CN4630 FDUJK* board interface connector 8-pin27 CN4631 FDUJK* board interface connector 20-pin Table C-27 FDUJK* board interface connector 20-pin Table C-28 LCD interface connector 40-pin 28 CN5310 LCD interface connector 40-pin29 CN5311 LCD interface connector 9-pin Table C-29 LCD interface connector 9-pin Table C-30 RGB interface connector 15-pin 30 CN5320 RGB interface connector 15-pin31 CN5350 Hdmi interface connector 19-pin Table C-31 Hdmi interface connector 19-pin 32 CN5900 GFX interface connector 230-pin Table C-32 GFX interface connector 230-pin 1/4 ZECG03-P1N NHSYNC-P3P Table C-34 Speaker Left interface connector 2-pin 34 CN6171 Speaker Left interface connector 2-pinTable C-33 Speaker Right interface connector 4-pin 37 CN8800 DC-IN connector 5-pin 35 CN8771 CPU FAN interface connector 4-pin36 CN8781 VGA FAN interface connector 4-pin 38 CN8810 Battery connector 10-pin Table C-39 Web Camera interface connector 10-pin 39 CN9550 Web Camera interface connector 8-pin41 CN9650 Touch Sensor interface connector 10-pin Table C-40 Felica interface connector 6-pin 44 J4100 LAN interface connector 8-pin 42 CN9700 Left Speaker LED interface connector 3-pin43 CN9701 Right Speaker LED interface connector 3-pin Table C-45 IR BRUSTER1 interface connector 6-pin 45 J9600 IR BRUSTER1 interface connector 6-pin46 J9601 IR BRUSTER2 interface connector 6-pin Table C-46 IR BRUSTER2 interface connector 6-pin 47 IS2140 Media Bridge interface connector 46-pin Table C-47 Media Bridge interface connector 46-pin Table C-48 USB PORT8 interface connector 4-pin 49 CN4641 USB PORT11 interface connector 4-pin50 CN4642 RTC cell interface connector 3-pin Table C-49 USB PORT11 interface connector 4-pin Table C-51 System board interface connector 8-pin 51 CN6510 System board interface connector 8-pin52 CN6511 System board interface connector 20-pin Table C-52 System board interface connector 20-pin Table C-53 Spdif interface connector 10-pin 53 DS6320 Spdif interface connector 10-pin54 J6071 Ext MIC interface connector 5-pin Table C-54 Ext MIC interface connector 5-pin Table C-56 System board interface connector 30-pin 56 CN9510 System board interface connector 30-pinTable C-55 Touch PAD interface connector 12-pin 57 CN9511 FDUFS* interface connector 6-pin Table C-57 FDUFS* interface connector 6-pin Table C-58 System board interface connector 3-pin Table C-59 FDULE* board interface connector 6-pin Table C-60 Mini PCI-Exp interface connector 52-pin 61 CN7901 Power connector 20-pin Table C-61 Power connector 20-pin Table C-62 Bcas interface connector 10-pin Table C-63 System board interface connector 230-pin1/4 XPEPEG-P0N VSYNCA-P3P ZDCTX2-PYP Table C-64 System board interface connector 230-pin1/4 ZECG03-P1N VSYNCA-P3P ZDCTX2-PYP Table D-1 Scan codes set 1 and set 2 1/4 Scan CodesAppendix D Keyboard Scan/Character Codes Appendices 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 Table D-4 Scan codes with Fn key Table D-6 No.124 key scan code This key generates only make codes Appendix E Key Layout Appendices US KeyboardUK Keyboard Appendices Appendix E Key Layout Appendix F Wiring diagrams Appendices RGB Monitor ID Wraparound connectorLAN loopback Connector Appendices Appendix F Wiring diagrams Tools Appendix G Bios rewrite procedures AppendicesRewriting the Bios Appendices Appendix G Bios rewrite procedures Appendix H EC/KBC rewrite procedures Appendices Rewriting the EC/KBC Appendices Appendix H EC/KBC rewrite procedures Appendix I ReliabilityAppendices Table I-1 Mtbf Appendices Appendix I Reliability