Sony KV-29LS30E Picture Tube Removal, Removal of the Anode-Cap, How to handle the Anode-Cap

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2-8. Picture Tube Removal

WARNING:

BEFORE REMOVING

THE ANODE CAP

High voltage remains in the CRT even after the power is disconnected. To avoid electric shock, discharge CRT before attempting to remove the anode cap. Short between anode and CRT coated earth ground strap.

Coated Earth

Ground Strap

Removal of the Anode-Cap

* REMOVING PROCEDURES.

a

10

1

2

7 5

4

9

8

3

6

1.Discharge the anode of the CRT and remove the anode cap.

2.Release the EHT lead from its CRT support bracket.

3.Unplug all interconnecting leads from the Deflection yoke, degaussing coils, Rotation coil and CRT grounding strap.

4.Remove the C Board from the CRT.

5.Loosen the VM Block fixing screw and remove.

6.Remove the chassis assembly.

7.Loosen the Deflection yoke fixing screw and remove.

8.Remove the Degaussing Coil holders.

9.Place the set with the CRT face down on a cushion.

10.Unscrew the four CRT fixing screws [ located on each CRT corner ] and remove the CRT.

11.Remove the Degaussing Coils.

Remove the CRT grounding strap and spring tentioners. [Take care not to handle the CRT by the neck.]

c

b

b

Anode button

1 Turn up one side of the rubber cap in

2 Using a thumb pull up the rubber cap

the direction indicated by the arrow a

firmly in the direction indicated by the

 

arrow b

 

 

 

How to handle the Anode-Cap

 

 

 

 

 

3When one side of the rubber cap is separated from the anode button, the anode-cap can be removed by turning up the rubber cap and pulling it up in

the direction of the arrow c

1 . To prevent damaging the surface of the anode-cap do not use sharp materials.

2 . Do not apply too great a pressure on the rubber, as this may cause damage to the anode connector.

3 . A metal fitting called a shatter hook terminal is fitted inside the rubber cap.

4 . Do not turn the rubber foot over excessively, this may cause damage if the shatter hook sticks out.

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Contents KV-29LS35B KV-29LS35E KV-29LS35K FE-2CHASSISTable of Contents Item Model OFF PIP Pin connector Rear Connection Panel Front Connection PanelFlash Timing Example e.g. error number How to enter into TableSwitching On the TV and Automatically Tuning Introducing and Using the Menu System Teletext Connecting Optional Equipment Specifications 29LS35 Troubleshooting Chassis Removal and Refitting Speaker Connector DisconnectionRear Cover Removal Service Position Side Control Module Removal Board PWB Removal StepRemoval of the Anode-Cap How to handle the Anode-CapPicture Tube Removal SET-UP Adjustments Operation of the BMC Hexapole magnet PreparationHorizontal and Vertical Static Convergence YCH Adjustment Geometry Adjustment PreparationHtil Adjustment TLV AdjustmentLayout of each control G2 adjustmentWhite balance adjustment for TV mode Focus ScreenSub Contrast Adjustment How to enter into the Service ModeSub Brightness Adjustment Deflection System Adjustment Sub Colour AdjustmentTuner AGC Adjustment Print side of a boardTest Mode Memo Block Diagrams Circuit Board Location Board Waveforms G,B OUTVM Velocity Modulation F2 AC FILTER, FUSE, Sircs H2 AV3 InputIC Voltage Table Semiconductor Voltage TablePower SUPPLY, DEFLECTION, Audio Amplifier Page 1/2 KV-29LS30/35Power SUPPLY, DEFLECTION, Audio Amplifier Page 2/2 Board WaveformsSemiconductors HZS9.INBZMTZJ-33C IC Block Diagrams Board IC1201 TDA7497BRACKET, F2 Description RemarkDescription BRACKET, Main76 X-4387-214-1 Permalloy ASSY, Correction REF.NO PART.NO Description RemarkDoor Assy Section Electrical Parts List Capacitor ConnectorPIN, Connector PC Board 5P COVER, CAPACITOR, CAP TypeMylar 2KVDiode RD5.6ESB2 Diode RD3.6ES-B2Diode HZS9.1NB2 1KVDiode PDZ9.1B-115 PART.NO Description RemarkDiode DTZ33B Diode UDZS-T2-6.8BIC BA41W12ST-V5 RES-CHIPIC M24C08-WMN6T IC L78L33ABZ-APJR21 Metal FusibleR549 Remark Thermistor IC LM393N BeadIC BA09T IC LM358NChip 1MHCarbon English SWITCH, Push AC PowerCarbon POLISH/RUSSIAN SWEDISH/FINNISHService Promotions Dept