Sony KP-53SV75A, KP-43T75A service manual +B OVP Confirmation

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KP-43T75A/53SV75A

RM-Y906 RM-Y906

4-4. +B OVP CONFIRMATION

1.Connect an external dc power supply to TP OVP.

2.Supply 120VAC to variable autotransformer.

3.Set PICTURE and the BRIGHTNESS controls to minimum.

4.Gradually turn the external dc power supply, and check if OVP works properly when the voltage of the external dc power supply is between 139.0 ~ 155.0V.

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Contents Color Rear Video Projector Specifications KP-43T75A/53SV75ABlinking count display of TIMER/STAVDBY indicator Self Diagnosis FunctionSummary of Self-Diagnosis Function Diagnosis Items and Prediction of Malfunction LocationSelf-diagnosis screen displays Self-Diagnosis Screen DisplaySelf-diagnosis function operation Self-diagnosis block diagramOVP Detect Table of Contents Circuit AdjustmentsDisassembly SET-UP AdjustmentsRemote Control Section GeneralCarrying Your Projection TV Installing the Projection TV Connector Types Making ConnectionsConnecting a VCR and projection TV to a cable box Connecting a cable TV system/ antenna to a VCRConnecting a camcorder Connecting two VCRs for tape editing Connecting a DVD Player Upper illustrationUsing the Remote Control Setting Up the Projection TV AutomaticallyConnecting an audio system Upper illustration Inserting the batteriesAdjusting the Convergence Automatically Flash Focus To perform Auto SET UP againWatching the TV Watching Two Programs at One Time PIP Learning Menu Selection To exit from the menus at any timeUsing the Video Menu Using the Audio MenuTo restore the factory settings To select the Video menuUsing the Reloj Menu To select the Reloj menuCh Using the Ajustes de canal Menu To select the Ajustes de canal ch menuSetting and Selecting Canal favorito Setting Canal favorito manuallyUsing Canal favorito Changing Canal favorito choicesUsing the Ajustes Menu To select the Ajustes menuSetting the Manufacturers Code To operate the cable box Manufacturer code numbers cable boxTo operate the projection TV No color Section Disassembly Rear Board Removal Service PositionHA Board and HB Board Removal Chassis Assy Removal KP-53SV75AHA, HB and FB Board Removal Mirror Cover Removal KP-43T75ARemoval A, G and FA Boards Removal HIGH-VOLTAGE Cable InstallationPicture Tube Removal SET-UP Adjustments SectionFocus VR Adjustment Pole Magnet Adjustment GREEN,REDPole Magnet Adjustment Defocus Adjustment BlueAdjusting Buttons and Indicator Electrical Adjustment by Remote CommanderData Service Mode List Adjustment Data Standard Number RangeAdjustment Data Standard Number KP- RMDAC D/A Converter CCD Closed Caption Decoder Registration Adjustment PJE Setup for AdjustmentGreen Registration Adjustment Green Center Blue Registration Adjustment RED Registration Adjustment Final Check Auto Registration Error Code List Error Code ListSection Safety Related Adjustments +B OVP Confirmation Section Circuit Adjustments TV Input SUB Contrast Adjustment VPTR-GDRVTV Input SUB-HUE and SUB-COLOR Adjustment VPTR-SHUE, Scol PIP SUB Contrast Adjustment SC-SYDRPIP Position Adjustment PI-PIPH, PIPV, PPH5, PPV5 BAR Display Position Adjustment OP-DISPText Position Adjustment CCD-CCHP Section Diagrams Block DiagramLine Video Reset Peak HoldBuff IC805 PJED-CPUCRR Drive To aPower Supply G H/V OUT Frame Schematic Diagram Printed Wiring Boards and Schematic DiagramsCircuit Boards Location Micro Inductor3 Board IC406 TDA7265 3 Board Waveforms3 Board IC1011 CXA2079Q 3 Board IC807, 815, 816 ∝ PD6376GS-E2 BV DAC? a 2/3 board Board 3 Board IC1902 CXA2019AQ-T43 Board IC1903 BU4053BCF-T2 3 Board IC1904 CXA1315M-T4Board IC654 DM-58 Board WaveformsBoard IC651 ∝ PC393C CG CR CB board CB Board Waveform CR Board Waveform CB BoardCG Board Waveforms CG BoardHA Board HC Board Function KeysHB Board FB Power Switch FA Board FB BoardSemiconductors NJM7805FAD1NL20U Section Exploded Views Cover KP-43T75ACover KP-53SV75A REF. NO. Part no Description Remark REF. no152 113 115 Chassis KP-43T75AChassis KP-53SV75A 212 Picture TubeResistors Section Electrical Parts ListCapacitors PF ∝∝ F 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 HC HA HB S 125 965-413-01