Sony KV-T29SN81 service manual Replacement of Parts Demagnetization Coil Removal

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2-5. REPLACEMENT OF PARTS

2-6. DEMAGNETIZATION COIL REMOVAL

For replacement of the Multi Button, Power Button and Light Guide, cut the welded portions from them, exchange with the new parts, and fix them with screws (+BVTP) respectively.

2-5-1. REPLACEMENT OF MULTI BUTTON

2 DGC holder

Remove the claw

Two screws (BVTP 3×12)

 

 

3

Demagnetization coil

 

1

DGC band

 

2-5-2. REPLACEMENT OF LIGHT GUIDE POWER BUTTON

4

Tension spring

 

Light guide

 

 

 

Cut

 

 

 

Two screws

 

 

Power button

(BVTP 3×12)

 

 

 

 

 

 

 

Picture tube

 

KV-T29SN81RM-870

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Contents Trinitron Color TV Specifications KV-T29SN81Table of Contents DiagramsDisassembly Electrical Parts List SET-UP AdjustmentsSelf Diagnosis Function Flickering FrequencySection General Connections Presetting channels Adjusting the picture and sound Selecting a stereo or bilingual program Troubleshooting Section Disassembly Board Removal Service PositionRear Cover Removal F1 Board Removal Replacement of Parts Demagnetization Coil Removal Replacement of Light Guide Power Button∙ Removal of ANODE-CAP ∙ Removing Procedures Picture Tube RemovalSection SET-UP Adjustments Beam LandingConvergence Horizontal and Vertical Static ConvergenceBlue Red Neck assy VM board Dynamic Convergence Adjustment Preparation Focus Adjustment G2 Screen and White Balance AdjustmentsSection Circuit Adjustments Adjustments with CommanderAdjustment Method Adjustment Item Table No OP0 * Input data are different according to models Item Number 00 Memo Semiconductors EL1Z GP08DSection Exploded ViewChassis Electrical Parts List PIN, Connector 4P PLUG, Connector 5PPLUG, Connector 6P CONNECTOR, Board to Board 12PDiode RU4DS Diode D1NL20-TADiode EL1Z Diode LNK0220022GTransistor 2SC2410SN Transistor 2SA1091-OTransistor 2SC3209LK Transistor 2SC4927-01Wirewound CarbonMetal Chip FusibleRES, ADJ, Carbon 2.2M Switch SolidVariable Resistor RES, ADJ, Carbon 470KREF. NO. Part no Description Remark Spark GAP GAP, Spark Surface Wave FilterSawf Transformer TRANSFORMER, Line FilterCarbon Coil Switch FilterIC CXA1110BS IC MSP3410D-PP-B4SOCKET, CRT Coil Transistor 2SC2611Carbon Variable Resistor CLIP, Fuse Capacitor FuseFUSE, TIME-LAG 4A/250V Resistor Diode RD3.6M-B2Connector PLUG, Connector 7PTransistor 2SD774-34 Crystal VibratorIC NJM2903D IC NJM2904D CoilTransistor 2SA1837 Transistor 2SC4793Accessories and Packing Materials Remote CommanderBattery COVER, Remote Commander Miscellaneous COIL, Demagnetization