Sony KV-HF21M80 service manual Frame Schematic Diagram, Circuit Boards Location

Page 35

KV-HF21M80

RM-952

5-2. FRAME SCHEMATIC DIAGRAM

KV-HF21M80 KV-HF21M80

RM-952RM-952

5-3. CIRCUIT BOARDS LOCATION

CRT

PICTURE

TUBE

CN704

E

1

	COIL -	NC	COIL +		G2
CN1802	N/S		N/S	CN702

	1	2	3		1

C3

(RGB OUT)

CN701

1200V

2E

3H1

CN703

1B

2G

3R

4GND

5IK

69V

DGC

CN5901

VM	1
GND	2
9V	3
VM MUTE	4
GND	5
NC	6
+B	7

VM1

VELOCITY

MODULATION

NECK ASSY

C3

VM1

F

	AC IN	AC IN
CN4601

1		2

	B	G	R	GND	IK	9V
CN305

1		2	3	4	5	6

CN505

200V	GND	H1

1	2	3

CN604

DGC	NC	DGC

1	2	3

DY ASSY

DY1

H+	H+	H-	H-	V-	V+

1	2	3	4	5	6

CN306

VM	GND	9V	VM MUTE	GND	NC	+B

1	2	3	4	5	6	7

A

F

(CISPR)

	1	2		1
CN4602	AC OUT	AC OUT	CN4603
CN4602	AC OUT	AC OUT	CN4603	GND

CN104 GND1

A

(POWER SUPPLY, HV, MICON, Y/C JUNGLE)

	2	1
CN601
CN601
	AC IN	AC IN

– 40 –

– 41 –

– 42 –

Image 35

Contents Trinitron Color TV KV-HF21M80 SpecificationsSET-UP Adjustments Table of ContentsDiagrams DisassemblyDiagnostic 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 StartedTerminals at the rear of your TV Connecting the 3D WooferPreset the channels automatically Insert the batteries into the remoteConnecting audio/video equipment using the Ú Connecting optional componentsConnecting a camcorder/video game equipment Using the … video input jacksPresetting channels automatically Presetting channelsPresetting channels manually Skipping program numbers Watching the TVChanging the on-screen display language Setting the Wake Up timerSetting the Sleep timer Selecting the picture and sound modes Adjusting the picture and sound settingsSelecting the surround mode Customizing the picture and soundSelecting a favorite channel Changing the favorite channel settingViewing your favorite channels Blocking the channels Child LockSelf-diagnosis function TroubleshootingTroubleshooting Identifying parts and controls Remote ControlBracket Removal Service Position Note Remove F Bracket firstRear Cover Removal Chassis Assy RemovalDegauss Coil Removal Replacement of PartsTerminal Bracket 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-HF21M80 Board Adjustment After IC003 Memory Replacement Picture Quality Adjustments SUB Color Adjustment SUB HUE Adjustment Bell Filter AdjustmentItem 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 BoardBoard Printed Wiring BoardBoard IC001 CXP86449-623S C3 Board Waveforms Schematic Diagrams of C3 and F boardsPrinted Wiring Boards C3 BoardVM1 Board Schematic Diagram of VM1 boardSemiconductors 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