Sony KV-20S90, KV-21SE43C service manual

Contents Trinitron Color Television Table of Contents Lbs SpecificationsSAFETY-RELATED Component Warning Leakage Test Safety CHECK-OUTSelf Diagnosis SELF-DIAGNOSTIC FunctionSelf Diagnostic Self-Diagnostic Screen DisplayRear Cover Removal DisassemblyChassis Assembly Removal Service Position Picture Tube Removal Anode CAP Removal ProcedureHOW to Handle AN Anode CAP Beam Landing SET-UP AdjustmentsAdjustment Procedure Vertical Static Convergence ConvergengeSCREEN-CORNER Convergence Dynamic Convergence AdjustmentFocus Screen G2White Balance Adjustments Service Adjustment ModeService Adjustment Mode Memory HOLD-DOWN Readjustment Safety Related AdjustmentsB+ Voltage Confirmation and Adjustment Preparation Before ConfirmationDigital Digital Power Multimeter SupplyCircuit Adjustments Function Range Data Video Adjustment Items 1Data Initial Average ID MAP Adjustment Items 2Board Adjustments Frequency Adjustment Display Position Adjustment Disp SUB Contrast Adjustment RdrvSUB Bright Adjustment Sbrt SUB HUE, SUB Color Adjustment SHUE, ScolCenter Adjustment Vpos Size Adjustment VsizCenter Adjustment Hpos Linearity VLIN, V. CorrectionPrinted Wiring Board and Schematic Diagram Information DiagramsCircuit Boards Location Reference InformationDY Assy Block Diagram and SchematicsINT Board Schematic DiagramREF. no Location Board Variant Model ListBoard IC Voltage List Board IC Block DiagramsIC521 NJM4558M-TE2 PIN VoltCvco Demod IC301 CXA2133BSDiode Board Locator ListTransistor CrystalsKG KB G2 CRT RGB DRIVE, CRT Drive Semiconductors Chassis KV-20S90/21SE43C Exploded ViewsREF. no Electrical Parts ListCeramic Fuse ConnectorChip Conductor JackCoil Photo CouplerMetal Chip Metal Relay SwitchTuner VaristorRemote Commander Accessories and Packaging2LA TX 1C 3LA TX NIL BA ADS LCS IRD CCV +EVIRD Trinitron Color TV Page Safety Precautions Notification Power Sources Important SafeguardsFor the set with a polarized AC power cord plug Grounding or PolarizationOverloading CleaningObject and Liquid Entry AttachmentsVentilation AccessoriesPower-Cord Protection Lightning Outdoor Antenna GroundingAntenna Grounding According to the NEC Replacement Parts Damage Requiring ServiceSafety Check ServicingPage Contents Page Introduction Trinitron Color TV FeaturesAbout this Manual Batteries for the Remote ControlTV with indoor or outdoor antenna, or Catv cable Basic ConnectionsRear of TV Connecting Additional EquipmentTV and VCR Cable Box Rear of TV TV and Cable BoxVCR TV, VCR, and Cable boxConnecting Headphones Connecting a CamcorderPage Button Description Using the Remote Control and Basic FunctionsIf you lost your remote control, see To perform Auto Setup again Setting Up the TV AutomaticallyMenu Quick Start to the MenusPress f to Press F to Using the Video menuTo access a menu KV-20S90 only Using the Audio menuON/OFF Timer Scheduled viewing Using the Timer menuFavorite Channel Quick access to favorite channels Using the SET UP menuCable Channel SET UP menuContents Defined as Using Parental ControlOverview of the Ratings AgeNC-17 Rating Defined asPG-13 14+ C8+18+ RatingActivating Parental Lock Initial access into Parental ControlRating TV will allow a maximum rating Setting the RatingUsing the Custom menu Information for Parents Resetting your passwordPage Troubleshooting To be cleaned Remote controlLost password Cable stations don’t seem to workFor all models except as noted SpecificationsPage Index TV Rating A. Ratings 20 Unrated Page Page Page Page Page Page Schematic Diagrams NON-SCHEMATIC PagesTo Print Full Size Schematic Diagrams To Print Tiled Version of SchematicsON-SCREEN Search Option Original Manual Issue Date 4/2001