Sony KV-HF21M80 service manual Picture Tube Removal, Removal of ANODE-CAP Removing Procedures

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2-8. PICTURE TUBE REMOVAL

3 F board

4C3 Board

7Neck assy

5 Deflection yoke 2 A board

6Four screws (Tapping screws)

–
21–	1 Anode cap
	1 Anode cap

Cushion

• REMOVAL OF ANODE-CAP

NOTE : After removing the anode, short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or carbon paint on the CRT.

• REMOVING PROCEDURES

a a

1Turn up one side of the rubber cap in the direction indicated by the arrow a.

b

b

2Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow b.

c

Anode button

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.

•HOW TO HANDLE AN ANODE-CAP

1Do not damage the surface of anode-caps with sharp shaped objects.

2Do not press the rubber too hard so as not to damage the inside of anode-cap. A metal fitting called the shatter-hook terminal is built into the rubber.

3Do not turn the foot of rubber over too hard.

The shatter-hook terminal will stick out or damage the rubber.

KV-HF21M80

RM-952

Image 21

Contents Trinitron Color TV KV-HF21M80 SpecificationsDiagrams Table of ContentsDisassembly SET-UP AdjustmentsDiagnostic Test Indicators Self Diagnostic FunctionStopping the STANDBY/TIMER Flash Display of STANDBY/TIMER Light Flash CountHandling of SELF-DIAGNOSTIC Screen Display SELF-DIAGNOSTIC Screen Display+B overcurrent ªOCPº SELF-DIAGNOSTIC CircuitConnect the antenna Getting StartedPreset the channels automatically Connecting the 3D WooferInsert the batteries into the remote Terminals at the rear of your TVConnecting a camcorder/video game equipment Connecting optional componentsUsing the … video input jacks Connecting audio/video equipment using the ÚPresetting channels Presetting channels manuallyPresetting channels automatically Skipping program numbers Watching the TVSetting the Wake Up timer Setting the Sleep timerChanging the on-screen display language Selecting the surround mode Adjusting the picture and sound settingsCustomizing the picture and sound Selecting the picture and sound modesViewing your favorite channels Changing the favorite channel settingBlocking the channels Child Lock Selecting a favorite channelSelf-diagnosis function TroubleshootingTroubleshooting Identifying parts and controls Remote ControlRear Cover Removal Service Position Note Remove F Bracket firstChassis Assy Removal Bracket RemovalReplacement of Parts Terminal Bracket RemovalDegauss Coil Removal Picture Tube Removal Removal of ANODE-CAP Removing ProceduresBeam Landing Section SET-UP AdjustmentsHorizontal and Vertical Static Convergence ConvergenceYCH TLV G2 Screen and White Balance Adjustments Focus AdjustmentEntering Service Mode Adjustments with CommanderAdjustment Method Adjustment Item Table INF INS TXT OPM OPB Item Information KV-HF21M80SUB HUE Adjustment Picture Quality Adjustments SUB Color AdjustmentBell Filter Adjustment Board Adjustment After IC003 Memory ReplacementItem Number 00 0B Picture Distortion AdjustmentProsessor Block DiagramCircuit Boards Location Frame Schematic DiagramSecam Schematic Diagrams and Printed Wiring BoardsBoard Waveforms CN901 4P to Speaker Schematic Diagram of a 1/2 BoardSRT Schematic Diagram of a 2/2 BoardPrinted Wiring Board Board IC001 CXP86449-623SBoard Printed Wiring Boards Schematic Diagrams of C3 and F boardsC3 Board C3 Board WaveformsSchematic Diagram of VM1 board SemiconductorsVM1 Board Chassis Exploded ViewsSection Electrical Parts List Elect 1MF REF. NO. Part no Description Diode RN4Z Coil Carbon Metal Metal Oxide SOCKET, CRT Coil VM1 Accessories and Packing Materials 965-767-01