Manuals / Sony / TV and Video / Flat Panel Television

Sony manual KDL22EX308 BOARD LOCATIONS, Troubleshooting, CTV-68, GD1 SWITCH BLOCK, Bal Hlr

Models: KDL22EX308 KDL32EX308

1 38

Download 38 pages 31.08 Kb

Page 25

Image 25

Chapter 3 - Troubleshooting

GD1

SWITCH

BLOCK

BAL

HLR

FIGURE 3-9

KDL22EX308 BOARD LOCATIONS

CTV-68

Page 25

Image 25

Sony KDL32EX308 manual KDL22EX308 BOARD LOCATIONS, Troubleshooting, CTV-68, GD1 SWITCH BLOCK, Bal Hlr

Contents

KDL32EX308 Course CTV-68Circuit Description and Troubleshooting Guide Training ManualChapter 3 - Troubleshooting Table of ContentsChapter 1 - Introduction Chapter 2 - Overall Circuit DescriptionsDiagnosing a Failed TCON Table of Contents ContinuedIntroduction CTV-63Wireless Internet Ready FeaturesChapter 1 - Introduction OverviewHDMI USB2.0 Side InputBravia Sync Advanced Contrast Enhancer ACEChapter 2 - Overall Circuit Descriptions HDMI SwitchOverall Circuit Description BAL BoardSwitch Unit Power SupplyInverter HLR BoardChapter 2 - Overall Circuit Description 22EX308 OVERALL BLOCK DIAGRAMCTV-68 LCD PANELChapter 2 - Overall Circuit Description 32EX308 OVERALL BLOCK DIAGRAM CTV-68LCD PANEL G2LESoftware Updates Chapter 3 - TroubleshootingIntroduction CTV-68Examples of Software Correctable Symptoms Software Update ResponsibilityChapter 3 - Troubleshooting Checking the Software VersionChapter 3 - Troubleshooting Special Software Instructions for BAL Board or LCD Panel ReplacementCTV-68 No Video Video FailuresChapter 3 - Troubleshooting CTV-68Video Distortion NO VIDEO TROUBLESHOOTING FLOWCHARTNo Video Chapter 3 - TroubleshootingCTV-68 Chapter 3 - TroubleshootingNo video Thin vertical lines spanning most or all of the display Chapter 3 - Troubleshooting VIDEO DISTORTION TROUBLESHOOTING FLOWCHARTCTV-68 Video DistortionPower Supply Troubleshooting Audio TroubleshootingWon’t Power On Completely Dead SetChapter 3 - Troubleshooting NO POWER TROUBLESHOOTING FLOWCHARTNo Power CTV-68Chapter 3 - Troubleshooting Protection ShutdownCTV-68 Chapter 3 - Troubleshooting PROTECT SHUTDOWN TROUBLESHOOTING FLOWCHARTCTV-68 Protect ShutdownDiagnostics History Backlight IssuesDIAGNOSTICS HISTORY PAGE No Backlight, No ShutdownTest Points Circuit Board and Connector LocationsChapter 3 - Troubleshooting CTV-68Chapter 3 - Troubleshooting KDL22EX308 TEST POINTSCTV-68 CN6001G2LE KDL32EX308 TEST POINTSChapter 3 - Troubleshooting CTV-68Chapter 3 - Troubleshooting KDL22EX308 BOARD LOCATIONSGD1 SWITCH BLOCK CTV-68Chapter 3 - Troubleshooting KDL32BX300 BOARD LOCATIONSGD2LE BAL SWITCH BLOCK HLR CTV-68Chapter 4 - Appendix TCON Troubleshooting IntroductionLCD Panel Basics CTV-68CTV-68 Chapter 4 - AppendixChapter 4 - Appendix TYPICAL LCD TIMING CONTROLCTV-68 TCONGate Drivers Diagnosing a Failed TCONSource Drivers Chapter 4 - AppendixChapter 4 - Appendix TYPICAL LCD PANEL FAILURESCTV-68 TCON Failures Troubleshooting a “DEAD” TCONChapter 4 - Appendix CTV-68Chapter 4 - Appendix LCD TIMING CONTROL FAILURESCTV-68 source and toggle between the “normal” and “zoom” modes. If the linesREPETATIVE STAIONARY LINES CTV-68 Examples of Actual TCON FailuresMULTIPLE SOURCE DRIVE IC FAILURE Chapter 4 - AppendixSYMETRICAL RED BOXES MULTIPLE EVENLY SPACED LINES NOT AFFECTED BYPICTURE ZOOMING LOADED SOURCE DRIVE DATA LINESOURCE DRIVE IC FAILURE CTV-68 LCD Panel FailuresGATE DRIVER FAILURE GATE TAB BOND FAILURE Chapter 4 - AppendixGATE TAB BOND FAILURE SOURCE TAB BOND FAILUREMULTIPLE PIXEL FAILURE Chapter 4 - Appendixand i.Link are trademarks of Sony Electronics SEL Service Company2007 Sony Electornics, Inc 16530 Vill Esprillo