HA Board and HB Board Removal, Beznet Assy Removal

KP-43T70C/53SV70C/61SV70C

RM-Y906 RM-Y906 RM-Y906

2-5. HA BOARD AND HB BOARD REMOVAL

(KP-43T70C)

7Three screws (+BVTP 3x12)

1 Four screws

2-7. BEZNET ASSY REMOVAL

2Eleven screws (KP-43T70K/43T70T) Twelbe screws (KP-48VS70K)

Fifteen screws (KP-53VS70K/53VS70T) (Screws(4x20), tapping)

8 HB board

(Screws (4x20), tapping)

3 Beznet assy

3 Four screws (+BVTP 3x12)

4 HA bracket

6 HA board

5 Three screws (+BVTP 3x12)

Panel ASSY, Control

2-6. MIRROR COVER REMOVAL

1 Seventeen screws (KP-43T70K/43T70T) Twenty four screws (KP-48VS70K) Nineteen screws (KP-53VS70K/53VS70T) (Screw(4x20), tapping)

2 Mirror cover

1 Three screws (KP-43T70K/43T70T/48VS70K) Five screws (KP-53VS70K/53VS70T) (Screws(4x20), tapping)

2-8. HC BOARD AND S BOARD REMOVAL

Sensor

bracket (A)

Sensor bracket (B)

7 S board	4 Two screws
6 Clows	(+BVTP 4x12)
6 Clows
	1 Two screws
	(+BVTP 4x12)
	2 L screen holder

3 HC board

5 Two screws (+BVTP 4x12)

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Image 26

Sony KP-43T70C HA Board and HB Board Removal, Beznet Assy Removal, Mirror Cover Removal, HC Board and S Board Removal

Contents

Color Rear Video Projector Microfilm Video 3 SpecificationsVideo 1 Video 2 Input Monitor OUT Summary of Self-Diagnosis Function Blinking count display of TIMER/STAVDBY indicatorSelf Diagnosis Function Diagnosis Items and Prediction of Malfunction Location Self-diagnosis screen displays Self-Diagnosis Screen Display OVP Detect Self-diagnosis block diagramSelf-diagnosis function operation OCP Detect Disassembly Table of ContentsCircuit Adjustments SET-UP Adjustments Section General Function Carrying Your Projection TV Installing the Projection TV Connector Types Making Connections Connecting a camcorder Connecting a cable TV system/ antenna to a VCRConnecting a VCR and projection TV to a cable box Connecting two VCRs for tape editing Connecting a DVD Player Upper illustration Connecting an audio system Upper illustration Using the Remote ControlSetting Up the Projection TV Automatically Inserting the batteries Adjusting the Convergence Automatically Flash Focus To perform Auto SET UP again Watching the TV Using the Yellow Labeled Buttons for PIP Operations Watching Two Programs at One Time PIP Learning Menu Selection To exit from the menus at any t i m e To restore the factory settings Using the Video MenuUsing the Audio Menu To select the Video menu Using the Reloj Menu To select the Reloj menu Ch Using the Ajustes de canal M e n u To select the Ajustes de canal ch menu Using Canal favorito Setting and Selecting Canal favoritoSetting Canal favorito manually Changing Canal favorito choices Using the Ajustes Menu To select the Ajustes menu Setting the Manufacturers Code To operate the projection TV Manufacturer code numbers cable boxTo operate the cable box Picture turns off Double images or ghosts UHF when using an antennaUsing a cable box Section Disassembly Rear Board Removal Service Position Beznet Assy Removal HA Board and HB Board RemovalKP-43T70C Mirror Cover Removal Removal Picture Tube Removal Focus Lens Adjustment Section SET-UP AdjustmentsScreen Voltage Adjustment Rough Alignment Screen G2 Adjustment Pole Magnet Adjustment Deflection Yoke Tilt AdjustmentPole Magnet Adjustment GREEN,RED Defocus Adjustment Blue Method of Settingthe Service Adjustment Mode Electrical Adjustment by Remote CommanderAdjust Buttons and Indicator Service Mode Adjustment Vpnv Adjustment Data Standard Number RangeVpnt Vpns 3DCM Adjustment Data Standard NumberPjed Tone DSP DAC CCD SUB Deflection Adjustment Item Registration AdjustmentSetup for Adjustment Green Center Green Registration AdjustmentFine Adjustment Green Skew Final Check RED Registration AdjustmentBlue Registration Adjustment Error Code Display in Regi Service Mode Auto Registration Error Code List Error Code ListError Code Screen Display Sensor Position Section Safety Related Adjustments +B OVP Confirmation P & P SUB Contrast Adjustment SC-SYDR Section Circuit AdjustmentsTV Input SUB Contrast Adjustment VPNT-SCON X1 = PIP Position Adjustment PI-PIPH, PipvBAR Display Position Adjustment OP-DISP Section Diagrams Block Diagram TUNER, VIDEO, Audio IN/OUT 4 Video Buff ResetPeak Hold IC805 PJED-CPU To a CN204 POWERH/V Outsupply Circuit Boards Location Frame Schematic DiagramPart replaced Adjustment 3 Board Waveforms 3 Board IC406 TDA7265 3 Board IC1011 CXA2079Q 3 Board IC807, 815, 816 BV DAC ? a 2/3 board 3 Board IC1903 BU4053BCF-T2 Board3 Board IC1902 CXA2019AQ-T4 3 Board IC1904 CXA1315M-T4 Board IC651 μPC393C Board WaveformsBoard IC654 DM-58 CG CR CB board CB Board Waveform CG BoardCR Board Waveform CB Board HA Board HC Board Function Keys HB Board FA Board 6 0 H z Semiconductors SLR-325VCT31 2SK2663 2SC3271F-N1SS133-T-77 D3S6M-F ERA22-08 ERC04-06SE ERC06-15S UDZS-TE17-8.2B Section Exploded Views Cover KP-43T70C Cover Except KP-43T70C REF. NO. Part NO. Description Chassis KP-43T70C 103 !1-223-925-11 Resistor Assy Higvoltage Focus Pack 153 152 151 159 158 154 156 155 160 161 162 163 165 Chassis Except KP-43T70C 218 217 220 Picture Tube Section Electrical Parts List RM-Y906 RM-Y906 REF. no Mylar 103 104 PLUG, Connector 10P Short ConnectorPLUG, Connector 4P CONNECTOR, Board to Board 11P Ferrite Diode DTZ10BFerritebead RES,CHIP FILTER, LOW Pass Coil REF. no Description RemarkJack BLOCK, PIN Monitor OUT Inductor 108 RM-Y906 Metal Chip Metal Oxide Carbon 112 113 TUNER, FSS BTF-FA401 TunerFSS Tuner BTF-WA411 SCREW+PSW CrystalSHIELD, Transformer Ceramic 2KV TAB Contact PIN, Connector 2PPLUG, Connector 3P 1KV Diode D4SBS4-F Diode GP08DDiode EL1Z Diode D1NL20U Carbon Photo Coupler Neon LampLAMP, Neon Photo Coupler ON3171-R 119 120 CR BOARD, Complete RelayTest PIN Ferrite Neon Lamp CG BOARD, Complete L731 Inductor PLUG, Connector 9P GAP, Spark Connector Test PINPLUG, Connector 5P PLUG, Connector 3P Coil Diode Carbon Switch HA BOARD, Complete ConnectorSwitch S1201 1-572-198-11 SWITCH, Keyboard Flash Focus HB BOARD, Complete Capacitor Remote Commander RM-Y906 CABLE, P-P Remote CommanderCABLE, P-P CORD, Power with Connector COVER, Battery for RM-Y906 Sony Corporation 965-408-01