JVC AV-29V514/B service manual SUB Tint, Audio Setting

Page 21

Item

Measuring

Test point

 

 

Adjustment part

 

 

 

Description

 

 

instrument

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUB TINT 1

Signal

 

 

 

[2. V/C]

[Method of adjustment without measuring instrument]

adjustment

generator

 

 

 

7. TINT

Notes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remote

 

 

 

 

 

 

 

• Proceed

to the following

adjustment

after having

 

 

 

 

 

 

 

 

 

completed the SUB CONTRAST adjustment.

 

 

control unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Set PICTURE MODE (VSM) to "BRIGHT".

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- NTSC 3.58 TINT -

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)

Receive a NTSC 3.58 colour bar signal (full field

 

 

 

 

 

 

 

 

 

 

 

 

 

colour bar 75% white).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(2)

Press the [COLOUR SYSTEM] key to select the

 

 

 

 

 

 

 

 

 

 

 

 

 

NTSC 3.58 colour system.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(3)

Select 2. V/C from the SERVICE MENU.

 

 

 

 

 

 

 

 

 

 

 

(4)

Select 7. TINT.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(5)

Set the initial setting value of NTSC 3.58.

 

 

 

 

 

 

 

 

 

 

 

(6)

If you cannot get the best tint with the initial setting

 

 

 

 

 

 

 

 

 

 

 

 

 

value, make fine adjustment until you get the best

 

 

 

 

 

 

 

 

 

 

 

 

 

tint.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(7)

Press the [DISPLAY] key twice to return to the

 

 

 

 

 

 

 

 

 

 

 

 

 

normal screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- NTSC 4.43 TINT -

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

When adjustment is done for NTSC 3.58 TINT,

 

 

 

 

 

 

 

 

 

 

 

 

appropriate values are automatically set for NTSC 4.43

 

 

 

 

 

 

 

 

 

 

 

 

TINT.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUB TINT 2

Signal

TP-47G

 

 

[2. V/C]

[Method of adjustment using measuring instrument]

adjustment

generator

TP-E

 

 

7. TINT

Notes:

 

 

 

 

 

 

 

 

 

 

 

[CRT SOCKET

 

 

 

 

 

 

 

 

 

 

 

 

Oscilloscope

 

 

 

 

 

• Proceed

to the following

adjustment

after having

 

 

PWB]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

completed the SUB CONTRAST adjustment.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remote

 

 

 

 

 

 

 

• Set PICTURE MODE (VSM) to "BRIGHT".

 

 

 

 

 

 

 

 

- NTSC 3.58 TINT -

 

 

 

 

 

 

control unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)

Receive a NTSC 3.58 colour bar signal (full field

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

colour bar 75% white).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(2)

Press the [COLOUR SYSTEM] key to select the

 

 

 

 

 

B

 

 

 

 

 

 

 

NTSC 3.58 colour system.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(3)

Select 2. V/C from the SERVICE MENU.

 

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

(4)

Select 7. TINT.

 

 

 

 

 

 

 

(B)

 

 

 

 

 

 

(5)

Set the initial setting value of NTSC 3.58.

 

 

 

 

C

 

(–)

 

 

 

(6)

Connect the oscilloscope between TP-47G and TP-E.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(7)

Adjust NTSC 3.58 TINT to set the value (B) in the

 

 

 

 

 

G

0V

 

 

 

 

 

 

 

W Y

(+)

 

 

 

 

 

figure to +8V.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(8)

Press the [DISPLAY] key twice to return to the

 

 

 

 

 

 

 

 

 

 

 

 

 

normal screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- NTSC 4.43 TINT -

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

When adjustment is done for NTSC 3.58 TINT,

 

 

 

 

 

 

 

 

 

 

 

 

appropriate values are automatically set for NTSC 4.43

 

 

 

 

 

 

 

 

 

 

 

 

TINT.

 

 

 

 

 

 

4.7.5 AUDIO SETTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

This submenu is for display only, no adjustment is required.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

 

 

Item

 

 

 

 

 

 

 

 

Setting value

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUDIO

 

1. DC XO ADJ

 

 

 

 

 

 

 

 

F0H

 

 

 

 

 

 

 

2. NICAM LOWER ERR LIM

 

 

 

 

 

 

6FH

 

 

 

 

 

 

 

3. NICAM UPPER ERR LIM

 

 

 

 

 

 

B0H

 

 

 

 

 

 

 

4. A2 ID THR

 

 

 

 

 

 

 

 

00H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

 

 

Item

 

 

 

 

100Hz

 

300Hz

1kHz

 

3kHz

 

8kHz

 

MENU EQUALIZER

DYNAMIC

 

 

 

 

 

+4

 

 

+3

-10

 

+3

 

+4

 

 

 

 

MUSIC

 

 

 

 

 

+7

 

 

+2

+5

 

+2

 

+7

 

 

 

 

NEWS

 

 

 

 

 

-6

 

 

+1

+6

 

+1

 

-6

 

 

 

 

USER

 

 

 

 

 

0

 

 

0

0

 

0

 

0

 

(No.YA139)1-21

Page 20 Page 22
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Page 20 Page 22
Contents AV-29V514/B Table of ContentsItems Contents SpecificationSafety Precautions Section PrecautionLeakage Current Check Alternate Check MethodSection Specific Service Instructions FeaturesFunctions „ Remote Control Unit „ Rear Terminal VIDEO-1 Input Terminal „ Front Panel ControlsComponent VIDEO-2 Input Terminal Output TerminalPin no Pin name Remark Main CPU Main PWB IC701 PIN FunctionSection Disassembly Main PWB Speaker FBT Procedure for Replacing Memory IC Replacement of Memory ICSetting item Setting content Setting value Factory Setting Value „ Setting of System Constant SETPower „ Setting of Basic FunctionsEdit / Manual Language Thai TintHow to install Chip parts Resistors, capacitors, etc Replacement of Chip ComponentSoldering Iron Transistors, diodes, variable resistors, etcAdjustment Preparation Section AdjustmentPresetting Before Adjustment Adjustment ItemsFront Control PWB ASS’Y 2/2 Adjustment LocationsService Menu Items Basic Operation in Service MenuBasic Operation in Service Menu HOW to Enter Service Menu Method of Setting NotesMHz Service Menu Flow ChartFocus Adjustment Adjustment ProcedureIf Circuit Adjustments Delay PointWhite Video Circuit AdjustmentsComposite White Balance Component White BalanceSUB Bright SUBContrast SUB Colour PAL ColourSecam Colour SUB Tint Audio Setting„ Compress OFF Deflection Circuit AdjustmentsSlope PAL V. SlopePAL V. Height HeightNtsc V. Height PAL H. PositionPAL Side PIN Side PINNtsc Side PIN TrapeziumPAL Corner PIN Corner PINNtsc Corner PIN ParallelSelect Picture Features Ntsc Trapezium PIN PAL Trapezium PINPreset VSM Preset Setting„ Video 2 SET Component VSMPurity and Convergence „ Purity Adjustment „ Dynamic Convergence Adjustment „ Static Convergence AdjustmentIndication by the Power LED Section TroubleshootingSelf Check Functions Outline Self Check Items32 No.YA139 WPC
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