JVC HV-29LPZ/-A, HV-29LPZ/HK, HV-29LPZ/EE service manual PAL/SECAM/NTSC Colour Ⅱ CRT

Page 25

HV- 29LPZ

 

Item

 

 

 

Measuring

Test point

Adjustment part

 

Description

 

 

 

 

instrument

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Adjustment

 

 

Signal

TP-47B

7.COLOUR

[Method of adjustment using measuring instrument]

of SUB

 

 

generator

TP-E(#)

(PAL/SECAM/NTSC)

 

 

COLOUR

 

 

 

 

 

 

 

 

 

 

[CRT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PAL COLOUR

(PAL COLOUR)

 

 

 

 

 

 

Oscilloscope

SOCKET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Receive a PAL full field colour bar signal(75% white).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWB ]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Select 2.V/C from the SERVICE MENU.

 

 

 

 

 

 

Remote

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Select 7.COLOUR with the function UP/DOWN key.

 

 

 

 

 

 

control unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

Set the initial setting value of PAL COLOUR with the function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEFT/RIGHT key.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Connect the oscilloscope between TP-47B and TP-E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.

Adjust PAL COLOUR and bring the value of (A) in the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

illustration to +5V (voltage difference between white (w) and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cyan (Cy)).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.

Press the MENU/OK key and memorize the setting value.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SECAM COLOUR

(SECAM COLOUR)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Receive a SECAM full field colour bar signal(75% white).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Select 2.V/C from the SERVICE MENU.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Select 7.COLOUR with the function UP/DOWN key.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

Set the initial setting value of SECAM COLOUR with the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

function LEFT/RIGHT key.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Adjust SECAM COLOUR and bring the value of (A) of the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

illustration to +5V(WCy).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A)

(-)

 

 

6.

Press the MENU/OK key and memorize the setting value.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

Cy Mg B

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(+)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NTSC COLOUR

(NTSC 3.58 COLOUR)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Input a NTSC 3.58MHz COMPOSITE VIDEO signal (full field

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

colour bar with 75% white) from the EXT terminal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Select 2.V/C from the SERVICE MENU.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Select 7.COLOUR with the function UP/DOWN key.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

Set the initial setting value of NTSC 3.58 COLOUR with the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

function LEFT/RIGHT key.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Adjust NTSC 3.58 COLOUR and bring the value of (A) of the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

illustration to +12V(WCy).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.

Press the MENU/OK key and memorize the setting value.

(NTSC 4.43 COLOUR)

1. Input a NTSC 4.43MHz COMPOSITE VIDEO signal (full field colour bar with 75% white) from the EXT terminal.

2. Select 2.V/C from the SERVICE MENU.

3. Select 7.COLOUR with the function UP/DOWN key.

4. Set the initial setting value of NTSC 4.43 COLOUR with the function LEFT/RIGHT key.

5. Adjust NTSC 4.43 COLOUR and bring the value of (A) of the illustration to +12V(WCy).

6. Press the MENU/OK key and memorize the setting value.

No. 52012

25

Image 25
Contents HV-29LPZ HV-29LPZ HV-29LPZ HV-29LPZ ContentsSpecifications Safety Precautions Main Difference List FeaturesMicom PWB System Block DiagramMain PWB Sync SEP PWBFront Terminal & Control FunctionsSUB-PICTURE Remote Control UnitDisassembly Procedure Specific Service InstructionsHV- 29LPZ Control Base Micom Power & DEF PWB Claw ChassisDome Speaker BOXSilicon grease product No. KS 650N Removing the CRTCRT Change Table Approx Cloth CRT Cabinet Change TableSystem Constant SET Service Menu Setting Items Table Setting Values of System Constant SET TableModel No Setting item Setting item Setting valuePicture Setting User Setting Values TablePicture Features SoundBefore Starting Service Adjustment Service AdjustmentsAdjustment Items Measuring Instrument and FixturesFron T Adjustment LocationsTOP FrontTool of Service Menu Operation Basic Operation Service MenuService Menu Items Zoom Aspect FreqVSM Preset Basic Operation of Service MenuWB Preset Shipping OFF Service MenuService Menu Service Menu ScreenRelease of Service Menu Method of SettingAUDIO, 6. STATUS, 9. Shippingoff & 0. BUS Free Checking Item AdjustmentRGB BLK DEF PWBAdjustment Signal Adjustment of Focus & ScreenFocus Screen VRStandard Soft Setting Values of VSM Preset VSM Preset SettingBright Sharp Colour Tint BrightVIDEO/CHROMA Circuit Adjustment PAL/SECAM/NTSC Colour Ⅰ Method of adjustment without measuring instrumentPAL/SECAM/NTSC Colour Ⅱ CRT SUB Tint Ⅱ CRT SUB TintRegular Zoom DEF. Circuit Adjustment100Hz 60Hz p Fixed ValueShift AdjustmentSize Aspect Zoom Screen Regular PositionCenter Mode ADJ. Item RegularAspect FixedCOR-PIN TrapezCorner COR-UP12.V-S.CR LIN13.V.LIN AUDIODo not adjust Setting item Variable range Fixed value Audio Circuit AdjustmentQuasi Purity Adjustment PURITY, Convergence AdjustmentMagnets Purity MagnetFront View Static Convergence AdjustmentReplacement Steps Replacement of Chip ComponentSoldering Iron # Resistors, capacitors, etcHV- 29LPZ