JVC AV-29V514/B service manual Adjustment Locations, Front Control PWB ASS’Y 2/2

Page 14

4.5ADJUSTMENT LOCATIONS

FRONT CONTROL PWB ASS’Y (1/2)

FRONT CONTROL PWB ASS’Y (2/2)

 

 

 

SPEAKER (L)

 

 

 

 

 

 

 

SPEAKER (R)

 

 

 

FRONT

 

 

 

 

 

 

 

FRONT

 

 

 

S805

S801

S803

J804 J803

J802

J801

 

 

 

 

 

 

 

S804

S806

S802

 

 

 

 

S901

W

CNDEG

ROTATION COIL

 

 

 

 

 

 

CN00S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

CN001

CN002

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PW

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

CORD

 

 

 

 

 

 

 

 

 

 

 

DEG COIL

MAIN PWB ASS’Y

 

 

 

 

 

 

 

 

 

FRONT

CN001

 

 

 

 

 

 

 

 

CN00W

 

 

 

 

 

 

 

 

CN002

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC702

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

I2C

 

 

 

 

 

 

IC701

 

CN00C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. 5V

 

 

 

 

 

 

 

 

 

2. SCL0

 

 

 

 

 

 

 

 

 

3. SDA0

 

 

 

 

 

 

 

 

 

4. SCL1

 

 

 

 

 

 

 

 

 

5. SDA1

 

 

 

DEF YOKE

 

 

 

 

 

6. GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

5V

HV

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

1

6

1

 

 

 

 

 

 

6

 

1

HVT

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND B1

 

 

 

J805

J801

J802

J803

J804

 

 

 

 

 

 

 

 

 

 

5

 

1

 

 

 

 

 

 

 

CN00X

 

 

 

 

 

 

 

 

TU001

1. B1

 

 

 

UPPER : FOCUS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2. NC

 

 

 

LOWER : SCREEN

 

 

 

 

 

3. X-RAY2

 

 

 

 

 

 

 

 

 

4. X-RAY1

 

 

 

 

 

 

 

 

 

5. GND

 

 

 

 

CRT EARTH (BRAIDED ASS'Y)

CRT SOCKET PWB ASS’Y (SOLDER SIDE)

 

 

 

 

TOP

 

 

TP-47B

 

TP-E

 

 

 

 

 

TP-47R

 

 

 

 

TP-47G

 

 

 

 

T

 

 

 

1

8

 

 

 

 

 

E1

 

 

 

E2

 

 

 

 

CRT EARTH

1

 

6

 

(BRAIDED ASS'Y)

U

 

 

 

1-14 (No.YA139)

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Contents Table of Contents AV-29V514/BSpecification Items ContentsLeakage Current Check Section PrecautionSafety Precautions Alternate Check MethodFunctions „ Remote Control Unit Section Specific Service InstructionsFeatures Component VIDEO-2 Input Terminal „ Front Panel Controls„ Rear Terminal VIDEO-1 Input Terminal Output TerminalMain CPU Main PWB IC701 PIN Function Pin no Pin name RemarkSection Disassembly Main PWB Speaker FBT Replacement of Memory IC Procedure for Replacing Memory ICFactory Setting Value „ Setting of System Constant SET Setting item Setting content Setting valueEdit / Manual „ Setting of Basic FunctionsPower Language Thai TintSoldering Iron Replacement of Chip ComponentHow to install Chip parts Resistors, capacitors, etc Transistors, diodes, variable resistors, etcPresetting Before Adjustment Section AdjustmentAdjustment Preparation Adjustment ItemsAdjustment Locations Front Control PWB ASS’Y 2/2Basic Operation in Service Menu HOW to Enter Service Menu Basic Operation in Service MenuService Menu Items Method of Setting NotesService Menu Flow Chart MHzIf Circuit Adjustments Adjustment ProcedureFocus Adjustment Delay PointComposite White Balance Video Circuit AdjustmentsWhite Component White BalanceContrast SUB BrightSUB Secam Colour SUB ColourPAL Colour Audio Setting SUB TintSlope Deflection Circuit Adjustments„ Compress OFF PAL V. SlopeNtsc V. Height HeightPAL V. Height PAL H. PositionNtsc Side PIN Side PINPAL Side PIN TrapeziumNtsc Corner PIN Corner PINPAL Corner PIN ParallelSelect Picture Features PAL Trapezium PIN Ntsc Trapezium PIN„ Video 2 SET Component VSM Preset SettingPreset VSMPurity and Convergence „ Purity Adjustment „ Static Convergence Adjustment „ Dynamic Convergence AdjustmentSelf Check Functions Outline Section TroubleshootingIndication by the Power LED Self Check Items32 No.YA139 WPC
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