Removing parallel port board | Toshiba A3X specification

4 Replacement Procedures

4.13 Parallel port board / Serial port board / S-Video board

3.Disconnect the USB harness from the connector CN4620 and the parallel port cable from the connector CN3503 on the parallel port board.

4.Remove the parallel port board by lifting it.

CN4620

Parallel port board

CN3503

DC-IN harness

Core

Parallel port cable

USB harness

Figure 4-28 Removing parallel port board

4-40

[CONFIDENTIAL]

Satellite A50S/TECRA A3X Maintenance Manual (960-534)

Image 262

Toshiba A3X manual Removing parallel port board

Contents

Toshiba Corporation File Number Copyright Safety Precautions Preface Confidential Conventions Acronyms Table of Contents Chapter Tests and Diagnostics Only ONE Test Chapter Appendices Confidential Confidential Hardware Overview Hardware Overview Chapter Contents Figures Tables Time required for charges of RTC battery Hardware Overview Features Features Hardware Overview Hardware Overview Features ‰ Vram ‰ LAN/MODEM Shows the front of the computer Shows the system units configuration System Block Diagram Hardware Overview System Block Diagram System Block Diagram Hardware Overview ‰ CPU Gpio System Block Diagram Hardware Overview 3.5-inch USB Floppy Disk Drive Hardware Overview 3.5-inch USB Floppy Disk Drive 2.5-inch Hard Disk Drive Hardware Overview 2.5-inch HDD dimensions 2/22.5-inch Hard Disk Drive Standard 2.5-inch HDD specifications 2/2 96.6 113.2 CD-ROM Drive Hardware Overview CD-ROM DriveG8CC0002R220 Hardware Overview CD-ROM Drive CD-ROM drive specifications Specifications Items DVD-ROM Drive Hardware Overview DVD-ROM DriveG8CC0002W220 G8CC0002E220 Specifications G8CC0002W220 DVD+R, DVD+RW, DVD-RAM 2.6GB/4.7GB Items Standard DVD-ROM & CD-R/RW DriveHardware Overview DVD-ROM & CD-R/RW Drive Panasonic Items Panasonic G8CC0002J220 CD-ROM, CD-R, CD-RW, CD-Audio Disc Items Standards DVD Super Multi driveDVD Super Multi drive Hardware Overview G8CC0002T220 G8CC0002S220 Specifications Panasonic G8CC0002T220 2MB CD-DA, CD-ROM, CD-ROM XA CD-DA, CD-ROM, CD-ROM XA, CD-I, Video CD Keyboard Hardware Overview Keyboard TFT Color Display Hardware Overview TFT Color DisplayLCD Module 12 LCD module specifications 15.0-inch SXGA+ TFT 2/2 13 FL inverter board specifications FL Inverter Board Power Supply Hardware Overview Power Supply 1R8-B1V Power Supply Hardware Overview Power supply output rating1R5-E1V Batteries Battery specificationsMain Battery Hardware Overview Batteries 17 Battery preservation time Battery Charging Control16 Time required for charges of main battery Batteries Hardware Overview 18 Time required for charges of RTC battery RTC BatteryCondition Time AC Adapter 19 AC adapter specifications 1/219 AC adapter specifications 2/2 AC Adapter Hardware Overview 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 Flowchart Troubleshooting Procedures Troubleshooting Flowchart Troubleshooting Flowchart Troubleshooting Procedures Troubleshooting flowchart 1/2 Troubleshooting flowchart 2/2 Troubleshooting Flowchart Troubleshooting Procedures Procedure 1 Power Status Check Power Supply TroubleshootingTroubleshooting Procedures Power Supply Troubleshooting Battery icon Power Supply Troubleshooting Troubleshooting Procedures Procedure 2 Error Code Check Error code Where Error occurs ‰ DC power supply AC adapter Error code Meaning ‰ E5V output P61 ‰ PPV output P65 ‰ PTV output P75 Procedure 3 Connection Check Procedure 4 Charging Check Procedure 5 Replacement Check System Board Troubleshooting System Board Troubleshooting Troubleshooting Procedures Troubleshooting Procedures System Board Troubleshooting Procedure 1 Message Check KBC Error HDC Error Procedure 2 Debug Port Check A set of tool for debug port test Port Inspection items Details Status Memori Clear CHGFIRMA.EXE Irtbiossignchk Irtinismbaseend Irtinipciend Port Inspection items Details Port status Inspection items Details Ffffh Procedure 3 Diagnostic Test Program Execution Check Procedure 4 Replacement Check 3.5 FDD Troubleshooting Troubleshooting Procedures 3.5 FDD TroubleshootingProcedure 1 FDD Head Cleaning Check FDD error code and status Troubleshooting Procedures 3.5 FDD TroubleshootingProcedure 2 Diagnostic Test Program Execution Check Code Status Procedure 3 Connector Check and Replacement Check Flkcs PCB Troubleshooting Procedures 2.5 HDD Troubleshooting 2.5 HDD TroubleshootingProcedure 1 Partition Check 2.5 HDD Troubleshooting Troubleshooting Procedures 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 TroubleshootingKeyboard Troubleshooting Troubleshooting Procedures Procedure 2 Connector Check and Replacement Check Troubleshooting Procedures Display Troubleshooting Display TroubleshootingProcedure 1 External Monitor Check LCD module Display Troubleshooting Troubleshooting ProceduresProcedure 3 Connector and Cable Check FL inverter System board CN5000 Procedure 4 Replacement Check Touch Pad Troubleshooting Troubleshooting Procedures Touch Pad TroubleshootingProcedure 2 Connector Check & Replacement Check Optical Drive Troubleshooting Troubleshooting Procedures Optical Drive Troubleshooting Modem Troubleshooting Modem Troubleshooting Troubleshooting Procedures LAN Troubleshooting Troubleshooting Procedures LAN Troubleshooting Sound Troubleshooting Troubleshooting Procedures Sound TroubleshootingProcedure 2 Connector Check Troubleshooting Procedures Sound Troubleshooting Procedure 3 Replacement Check Procedure 1 Transmitting-Receiving Check Wireless LAN TroubleshootingWireless LAN Troubleshooting Troubleshooting Procedures Procedure 2 Antennas Connection Check Troubleshooting Procedures Wireless LAN Troubleshooting Chapter Tests and Diagnostics Tests and Diagnostics 20.2 Heatrun Test20.1 21.1 31.1 Function Description Accessing the Setup Program Tables Tests and Diagnostics Tests and Diagnostics Diagnostic Test Diagnostic TestDiagnostics menu Diagnostic Test Tests and Diagnostics 2 H/W Hardware initial information setting tool Heatrun test program Executing the Diagnostic Test Tests and Diagnostics Executing the Diagnostic TestDiagnostics menu T&D Tests and Diagnostics Executing the Diagnostic 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 Setting of the hardware configuration Tests and Diagnostics Tests and Diagnostics Heatrun Test Heatrun Test Subtest Names Subtest Names Tests and DiagnosticsTest Name Subtest No Subtest Name Tests and Diagnostics Subtest Names Subtest names 2/2 Async System Test Tests and Diagnostics System Test Tests and Diagnostics System Test Memory Test Tests and Diagnostics Memory Test Tests and Diagnostics Keyboard Test Keyboard Test Display Test Tests and Diagnostics Display Test Tests and Diagnostics Display Test Display Test Tests and Diagnostics Tests and Diagnostics Floppy Disk Test Floppy Disk Test Floppy Disk Test Tests and Diagnostics Tests and Diagnostics Printer Test Printer Test Confidential Tests and Diagnostics Async Test Async Test Hard Disk Test Tests and Diagnostics Hard Disk Test Tests and Diagnostics Hard Disk Test HDD Real Timer Test Tests and Diagnostics Real Timer Test Real Timer Test Tests and Diagnostics Tests and Diagnostics NDP Test NDP Test Sub# Address Good Bad Contents Expansion Test Tests and DiagnosticsExpansion Test Tests and Diagnostics Expansion Test CD-ROM/DVD-ROM Test Tests and Diagnostics CD-ROM/DVD-ROM Test Tests and Diagnostics Error Code and Error Status Names Error Code and Error Status NamesDevice name Error code Error status name PRT Time OUT No Pcmcia Hard disk controller status register contents Hard Disk Test Detail Status Tests and DiagnosticsHard Disk Test Detail Status BBK Program Description Operations If Test OK, Press DellEnterkey Only ONE Test Button, return to the only ONE Test menu automatically Subtest 05 USB Press Enter and following message appears in the display 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 Tests and Diagnostics System Configuration System Configuration Tests and Diagnostics System Configuration Display Ver X.XX Machine Name??? Wireless LAN Test Program Intel-made b/g MAC = Setting the responder machine 11g Communication Test NG Wireless LAN Test Program Intel-made a/b/g SKU NG Aux Antenna Test NG 11a Communication Test NG Confidential Wireless LAN Test Program Askey-made Tests and Diagnostics Wireless LAN Test Program Askey-madeSetting the tester DUT machine Tests and Diagnostics Wireless LAN Test Program Askey-made MAC Address Check OK Tests and Diagnostics Wireless LAN Test Program Askey-made 29 LAN/Modem/Bluetooth/IEEE1394 Test Program LAN test LAN transmit & receive test Completed Repeat count 00000 Confidential Modem test Modem loopback test Bluetooth test Sssss Error message Message Contents Error code for Bluetooth test Bdaddr 1/2 See the Specification of the Bluetooth System in detail Eeeeeee MM P M M M P Error code for Bluetooth test Bdaddr of the DUT 1/2 Confidential IEEE1394 test Sound Test program Sound Test program Tests and DiagnosticsSound Standard test Tests and Diagnostics Sound Test program Sound Legacy test CD Sound Standard test Pass Count Write Data Read Data Address Xxxxxx Status XXX Return to the CD Sound Standard menu after the test ends CD Sound Legacy test Setup Setup Tests and Diagnostics Tests and Diagnostics Setup Accessing the Setup Program Confidential 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 Using the AC adapter Low Fn+F1 Setup Tests and Diagnostics LCD Display Stretch Ntsc US Disable the Execute-Disable Bit function Enable the Execute-Disable Bit functionAuto Power On All Devices LPT setting Interrupt level Address DMA channel LPT setting Interrupt level AddressCOM level CD-ROM ECP Legacy Emulation Chapter Replacement Procedures Replacement Procedures Overview Parallel port board/Serial port board/S-Video board 105 Removing Battery Pack 53 to 4-100 Replacing Fluorescent Lamp Overview Replacement Procedures Overview Replacement Procedures Overview Safety Precautions Before You Begin Disassembly Procedures Assembly Procedure Tools and Equipment Screw Tightening Torque Grip Color Screw Notation Replacement Procedures Battery Pack/PC Card Battery Pack/PC CardBattery Pack Removing the battery pack Battery Pack/PC Card Replacement Procedures Installing the battery pack Installing the PC card PC Card Removing the PC card Memory Module Memory Module Replacement ProceduresRemoving the memory module Replacement Procedures Memory Module Removing Memory Module Installing the memory module MDC Replacement Procedures MDCRemoving the MDC MDC Replacement Procedures Installing the MDC HDD Replacement Procedures HDDRemoving the HDD HDD Replacement Procedures Removing HDD Assy Installing the HDD Never press hard or bend the wireless LAN card Wireless LAN cardWireless LAN card Replacement Procedures Removing the Wireless LAN card Replacement Procedures Wireless LAN card Installing the Wireless LAN card Cooling Fin/CPU Cooling Fin/CPU Replacement ProceduresRemoving the Cooling fin/CPU 12 Removing CPU Holder 13 Removing Cooling Fin Replacement Procedures Cooling Fin/CPU Installing the Cooling fin/CPU 16 Applying Silicon Grease Replacement Procedures Keyboard Removing the Keyboard Keyboard Replacement Procedures 18 Removing Keyboard 19 Removing Keyboard support plate Installing the Keyboard Replacement Procedures Switch membrane board Switch membrane boardRemoving the Switch membrane board Switch membrane board Replacement Procedures Installing the Switch membrane board Optical Drive Replacement Procedures Optical DriveRemoving the Optical drive Installing the Optical drive 22 Removing the bracket Replacement Procedures Display Assembly Display AssemblyRemoving the Display assembly Display Assembly Replacement Procedures 24 Removing screws and cables under keyboard 25 Removing Display Assembly Installing the Display assembly Sound Board Replacement Procedures Sound BoardInstalling the Sound Board Removing the Sound Board Parallel port board / Serial port board / S-Video board Parallel port board Removing the Parallel port board 28 Removing parallel port board Installing the Parallel port board Serial port board Removing the serial port board 29 Removing serial port board Installing the Serial port board Video board Removing the S-Video board 30 Removing S-Video board Installing the S-Video board 14 Fan Replacement Procedures 14 FanInstalling the Fan Removing the Fan System Board/DC-IN Jack/RTC Battery Replacement Procedures System Board/DC-IN Jack/RTC BatteryRemoving the system board/DC-IN jack/RTC battery Replacement Procedures System Board/DC-IN Jack/RTC Battery 33 Removing System board Installing the System board/DC-IN jack/RTC battery PC card cover Replacement Procedures PC card coverInstalling the PC card cover Removing the PC card cover Battery Latch Replacement Procedures Battery LatchRemoving the Battery latch Replacement Procedures Battery Latch Installing the Battery latch Battery Lock Replacement Procedures Battery LockRemoving the Battery lock Replacement Procedures Battery Lock Installing the Battery lock Touch Pad Touch Pad Replacement ProceduresRemoving the Touch pad Replacement Procedures Touch Pad Installing the Touch pad LCD Unit/FL Inverter LCD Unit/FL Inverter Replacement ProceduresRemoving the LCD unit/FL inverter Replacement Procedures LCD Unit/FL Inverter 41 Removing FL Inverter and LCD Unit 42 Removing LCD Bracket Installing the FL inverter/LCD unit Removing the Latch assembly Latch AssemblyLatch Assembly Replacement Procedures Installing the Latch Assembly Replacement Procedures Wireless LAN Antenna/Speaker/Hinge Wireless LAN Antenna/Speaker/HingeRemoving the Wireless LAN antenna/Speaker/Hinge Wireless LAN Antenna/Speaker/Hinge Replacement Procedures 44 Removing wireless LAN antennas 45 Removing LCD harness Holder Remove the wireless LAN antenna cables 48 Removing Optical drive cover 49 Removing speaker cables 50 Removing Speakers Installing the Wireless LAN antenna/Speaker/Hinge 52 Attaching sponges Replacement Procedures Wireless LAN Antenna/Speaker/Hinge Fluorescent Lamp Fluorescent Lamp Replacement ProceduresType Supplier Section Replacement Procedures Fluorescent Lamp 53 Replacing 15.0 Inch Samsung fluorescent lamp XGA 54 Replacing 15.0 Inch Samsung fluorescent lamp XGA 56 Replacing 15.0 Inch Samsung fluorescent lamp XGA Fluorescent Lamp4 Replacement Procedures 57 Replacing 15.0 Inch Samsung fluorescent lamp XGA 58 Replacing 15.0 Inch Samsung fluorescent lamp XGA 59 Replacing 15.0 Inch Samsung fluorescent lamp XGA 60 Replacing 15.0 Inch Samsung fluorescent lamp XGA 61 Replacing 15.0 Inch Samsung fluorescent lamp XGA Assembling the 15.0-inch XGA Samsumg Fluorescent Lamp 62 Replacing 15.0 Inch Sharp fluorescent lamp XGA 64 Replacing 15.0 Inch Sharp fluorescent lamp XGA 65 Replacing 15.0 Inch Sharp fluorescent lamp XGA 67 Replacing 15.0 Inch Sharp fluorescent lamp XGA 68 Replacing 15.0 Inch Sharp fluorescent lamp XGA 69 Replacing 15.0 Inch Sharp fluorescent lamp XGA 70 Replacing 15.0 Inch Sharp fluorescent lamp XGA Replacement Procedures4.23 Fluorescent Lamp 71 Replacing 15.0 Inch Sharp fluorescent lamp XGA Assembling the 15.0 Inch XGA Sharp Fluorescent Lamp 72 Replacing 15.0 Inch Sharp fluorescent lamp XGA 73 Replacing 15.0 Inch Sharp fluorescent lamp XGA 76 Replacing 15.0 Inch Sharp fluorescent lamp XGA Upper diffusion sheet Lens sheet Light guide 78 Replacing 15.0 Inch Sharp fluorescent lamp XGA 79 Replacing 15.0 Inch Sharp fluorescent lamp XGA 81 Replacing 15.0 Inch Sharp fluorescent lamp XGA 83 Replacing 15.0 Inch Sharp fluorescent lamp XGA 84 Replacing 15.0 Inch Sharp fluorescent lamp XGA 85 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 86 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 87 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 88 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA Assembling the 15.0-inch XGA LG.Philips Fluorescent lamp 89 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 91 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 92 Replacing 15.0 Inch LG.Philips fluorescent lamp XGA 93 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 94 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 95 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 96 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ Assembling the 15.0 Inch SXGA+ LG.Philips Fluorescent lamp 97 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 98 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 99 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 100 Replacing 15.0 Inch LG.Philips fluorescent lamp SXGA+ 114 Appendices Appendices Appendix Contents App-iv Appendices Figure B-1 System board layout front Table C-11 Table C-9Table C-10 Table C-12 Table D-7 Precautions for handling the LCD module Appendix. a Handling the LCD Module Appendices Appendices Appendix. a Handling the LCD Module Satellite A50S/TECRA A3X Maintenance Manual Appendices Appendix. a Handling the LCD Module Appendix. a Handling the LCD Module Appendices Appendices Appendix. a Handling the LCD Module System Board Front View Appendix. B Board Layout Appendices Mark Number Name System Board Back View Figure B-2 System board layout back CPU Sound Board Flgsn Front Back Parallel port Board Flgcp Appendices Appendix. B Board Layout Serial port Board Flgsr Video Board Flkcs Pin No Signal name Signal Name System Board Flksy CN1400 Memory 0 Connector 200-pinTable C-1 Memory 0 connector pin assignment 200-pin 1/4 Appendix. C Pin Assignment Appendices GND ADM3-B1P ADQS3-B1N ADQS3-B1P ADQS4-B1N ADQS7-B1P Table C-2 Memory 1 connector pin assignment 200-pin 1/4 CN1410 Memory 1 Connector 200-pinPin No Signal name GND BDM3-B1P BDQS3-B1N BDQS3-B1P BDQS4-B1N CN1800 HDD I/F Connector 44-pin Table C-3 HDD I/F connector pin assignment 44-pin CN1810 Optical Drive I/F Connector 50-pin Table C-4 Optical drive I/F connector pin assignment 50-pin Table C-5 PC card I/F connector pin assignment 70-pin 1/2 IS2110 PC Card I/F Connector 70-pinAppendices Appendix. C Pin Assignment ACSTSC-PYP ACAD30-PYP ACCD2-P3N GND CN2300 Docking I/F connector 240-pin Table C-6 Docking I/F connector 240-pin1/4 DVIPD0-P3N DCADIO-S3P GND PME-S3P DSSCL-S5P DSSDA-S5P CN2200 Mini PCI I/F Connector 124-pin Table C-7 Mini PCI I/F connector pin assignment 124-pin 1/2 P3V CLKRUN-P3N SERR-P3N GND PERR-P3N CBE1-P3N Table C-8 MDC I/F connector pin assignment 12-pin CN3010 MDC I/F Connector 12-pinCN3490 Debug Port Connector 12-pin Table C-9 Debug port connector pin assignment 12-pin Table C-10 Keyboard I/F connector pin assignment 34-pin 10 CN3200 Keyboard I/F Connector 34-pin11 CN3240 Touch Pad I/F Connector 4-pin Table C-11 Touch pad I/F connector pin assignment 4-pin 13 CN3502 FLGCP/FLGSR Board I/F Connector 30-pin 12 CN3280 Switch Board I/F Connector 10-pinTable C-12 Switch board I/F connector pin assignment 10-pin 15 CN4611 USB harness I/F Connector 8-pin 14 CN4100 Network I/F Connector 14-pin16 CN4610 USB I/F Connector 0 4-pin 17 CN5000 LCD I/F Connector 41-pin Table C-17 LCD I/F connector pin assignment 41-pin 19 CN5340 S-Video I/F Connector 5-pin 18 CN5620 RGB I/F Connector 15-pin20 CN6001 Speaker Connector Left 3-pin 22 CN9500 Sound Board I/F Connector 18-pin 21 CN6002 Speaker Connector Right 2-pin23 CN8800 DC-IN Connector 4-pin 25 CN9990 RTC Battery Connector 3-pin 24 CN8020 1st Battery Connector 10-pin26 CN8770 FAN I/F Connector 4-pin Table C-28 Headphone Connector pin assignment 6-pin 28 J6310 Headphone Connector 6-pin29 CN9510 System Board I/F Connector 18-pin Table C-29 System board I/F Connector pin assignment 18-pin Table C-30 System board I/F Connector pin assignment 10-pin Table C-31 System board I/F Connector pin assignment 30-pin 33 CN4620 USB harness I/F Connector 8-pin 32 CN4613 Parallel I/F Connector 25-pin34 CN4622 USB I/F Connector 1 4-pin 37 PJ4611 USB I/F Connector 2 4-pin Video Board Flgcs 35 PJ4610 USB harness I/F Connector 8-pin36 PJ4612 USB I/F Connector 1 4-pin 38 PJ5640 System Board I/F Connector 5-pin 39 PJ5641 S-Video Connector 4-pin Table C-39 S-Video Connector pin assignment 4-pin Table C-40 System board I/F Connector pin assignment 30-pin 42 CN4630 USB harness I/F Connector 8-pin 41 CN3440 Serial I/F Connector 9-pin43 CN4632 USB I/F Connector 1 4-pin Appendices Appendix. C Pin Assignment Table D-1 Scan codes set 1 and set 2 1/4 Appendix. D Keyboard Scan/Character Codes AppendicesCap Keytop Code set Make Break 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 Cap Code set Keytop Make Break Table D-6 No.124 key scan code Key Shift Code set Top Make Keyboard Layout Appendix. E Key LayoutAppendices Appendices Appendix. E Key Layout Parallel Port Wraparound Connector RGB Monitor ID Wraparound Connector 15-pin to 15-pinAppendix. F Wiring Diagrams Appendices Appendices Appendix. F Wiring Diagrams Appendix G BIOS/KBC/EC Update Appendix. G BIOS/KBC/EC Update Appendices Appendices Appendix. G BIOS/KBC/EC Update Table H-1 Mtbf Appendix. H Reliability AppendicesComponent Time hours Appendices Appendix. H Reliability