Sony GDM-F500T9 service manual Picture Tube Removal, Gnd Dy

Page 18

GDM-F500/F500T9

2-9. PICTURE TUBE REMOVAL

1Open the D block

(Refer to 2-2.)

6 Four screws

 

(+ BVTT 4 x 8)

4Three connectors

GND (DY)

6P (DY)

10P (DY)

5Anode cap

3 A board

2 Open the G block (Refer to 2-3.)

EMI spring (4)

8Neck assembly

9Deflection yoke

7Picture tube

REMOVAL OF ANODE-CAP

NOTE: Short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or carbon painted on the CRT, after removing the anode.

REMOVING PROCEDURES

b

a

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 AN ANODE-CAP

1Don’t hurt the surface of anode-caps with shartp shaped material!

2Don’t press the rubber hardly not to hurt inside of anode-caps! A material fitting called as shatter-hook terminal is built in the

rubber.

3Don’t turn the foot of rubber over hardly!

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

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 up it in the direction of the arrow c.

2-5

Image 18
Contents GDM-F500/F500T9 Safety CHECK-OUT Leakage TestPower Saving Function To change the power saving delay timeTiming Specification Table of Contents General PrecautionsSection Identifying parts and controlsConnect the power cord Connect your monitor to your computerTurn on the monitor and computer Selecting the on-screen menu language Lang Connecting Universal Serial Bus USB compliant peripheralsSelecting the input signal Automatically sizing and centering the pictureNavigating the menu Adjusting the brightness and contrastAdjusting the size of the picture Size Picture CenterAdjusting the quality of the picture Screen Adjusting the shape of the picture GeomAdjusting the color of the picture Color Enlarging or reducing the picturePreset and user modes Additional settings OptionResetting the adjustments If thin lines appear on your screen damper wiresTrouble symptoms and remedies Symptom Check these items Picture is ghostingIf the 1 power indicator is green Self-diagnosis functionSection Disassembly Cabinet RemovalBoard Removal Screw + Bvtt 4 x Two screws + Bvtt 4 x Service Position H1, H2 and J Boards Removal US Board RemovalPicture Tube Removal GND DYHarness Location FBTSection Safety Related Adjustment + Voltage CheckAdjustments ∙ Landing Fine Adjustment∙ Convergence Rough Adjustment ModeSection Diagrams Block DiagramsPage Frame Schematic Diagram 5BNC Video AMP, RGB OUTSchematic Diagrams and Printed Wiring Boards Circuit Boards LocationBoard Component Side Focus Schematic diagrams 1/2 D 2/2 board JL boards lPower Supply Schematic diagram Board lSTAT, H.STAT, LCC GEO Magnetic Sensor Video AMP Videorgb Outamp Schematic diagram Us board l GND3USB Control F500 AEPS/N 2,801,281 and laterUS Board Conductor Side Schematic diagram Semiconductors D2S4MF D2S4MTA1 2SC4686A Lbsony EGP10DEGP10GPKG23 FMQ-G5GS D5L60Exploded Views ChassisREF.NO. Part no Description Remark Picture Tube Packing Materials Memo List REF.NO. Part NO. Description Remark REF.NO. Part noREF.NO Description Remark Part NO. Description REF.NO Description Remark REF.NO DescriptionIC Link REF.NO Part NO. Description RemarkCoil ResistorREF.NO Part NO. Description Socket Spark GAPGAP, Spark SOCKET, Picture TubePLUG, Connector 12P PIN, Connector with PWBPIN, Connector PC Board 3P PLUG, Connector 5PREF.NO Description Remark Replace only with part number specified Metal Spring AA, TR RetainerScrew +BVTP 3X10 TYPE2 TTB Relay2KV PIN, Connector PC Board 10P PLUG, Connector 9PPIN, Connector PC Board 6P PLUG, Connector 2PDiode 1SS184 Diode MA111COIL, Horizontal Linearity Zener Diode DTZ5.1BR063 216-025-91 RES,CHIP 100 10W R001 REF.NO Part NO. Description Switch TRANSFORMER, Ferrite HDTTRANSFORMER, Ferrite HST Diode SLR-325YCT31 Connector Transistor Metal Thermistor SwitchSWITCH, Stick Cont +/-, BRT + Crystal Thermistor PIN, Connector PC Board 12PSwitch Connector SWITCH, Push AC PowerSensor Ceramic Chip 0.1 F US BOARD, Complete OLDUS BOARD, Complete NEW Ceramic Chip 0.01 FFB2913 Short C2916 10% 25V FB2914 NEW OLD OLD Transformer English 978-620-12