JVC AV-21MXP6/V, AV-25MXP6/V, AV-29MXP6/V service manual 8No.YA476

Page 73

Ref No.

Part No.

Part Name

Description Local

 

 

 

 

 

R750

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R751

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R752

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R753

NRSA63J-122X

MG RESISTOR

1.2kΩ

1/16W J

R754

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R755

NRSA63J-122X

MG RESISTOR

1.2kΩ

1/16W J

R756

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R757

NRSA63J-472X

MG RESISTOR

4.7kΩ

1/16W J

R758

NRSA63J-332X

MG RESISTOR

3.3kΩ

1/16W J

R759

NRSA63J-332X

MG RESISTOR

3.3kΩ

1/16W J

R760

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R761

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R762

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R763

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R764

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R765

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R768

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R769

NRSA63J-0R0X

MG RESISTOR

0Ω

1/16W J

R770

NRSA63J-0R0X

MG RESISTOR

0Ω

1/16W J

R771

QRE141J-102Y

C RESISTOR

1kΩ

1/4W J

R772

NRSA63J-562X

MG RESISTOR

5.6kΩ

1/16W J

R773

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R774

NRSA63J-562X

MG RESISTOR

5.6kΩ

1/16W J

R775

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R776

NRSA63J-153X

MG RESISTOR

15kΩ

1/16W J

R777

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R779

QRE141J-101Y

C RESISTOR

100Ω

1/4W J

R780

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R781

QRE141J-101Y

C RESISTOR

100Ω

1/4W J

R782

NRSA63J-122X

MG RESISTOR

1.2kΩ

1/16W J

R783

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R785

NRSA63J-472X

MG RESISTOR

4.7kΩ

1/16W J

R786

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R787

NRSA63J-472X

MG RESISTOR

4.7kΩ

1/16W J

R790

NRSA63J-102X

MG RESISTOR

1kΩ

1/16W J

R792

QRE141J-330Y

C RESISTOR

33Ω

1/4W J

R793

NRSA63J-101X

MG RESISTOR

100Ω

1/16W J

R794

NRSA63J-222X

MG RESISTOR

2.2kΩ

1/16W J

R795

NRSA63J-104X

MG RESISTOR

100kΩ

1/16W J

R796

NRSA63J-103X

MG RESISTOR

10kΩ

1/16W J

R801

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R804

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R805

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R806

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R807

QRE121J-101Y

C RESISTOR

100Ω

1/2W J

R809

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R810

NRSA63J-391X

MG RESISTOR

390Ω

1/16W J

R811

NRSA63J-823X

MG RESISTOR

82kΩ

1/16W J

R812

NRSA63J-391X

MG RESISTOR

390Ω

1/16W J

R813

NRSA63J-823X

MG RESISTOR

82kΩ

1/16W J

R814

NRSA63J-104X

MG RESISTOR

100kΩ

1/16W J

R815

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R816

NRSA63J-750X

MG RESISTOR

75Ω

1/16W J

R818

NRSA63J-181X

MG RESISTOR

180Ω

1/16W J

R819

NRSA63J-221X

MG RESISTOR

220Ω

1/16W J

R820

NRSA63J-331X

MG RESISTOR

330Ω

1/16W J

R821

NRSA63J-471X

MG RESISTOR

470Ω

1/16W J

R822

NRSA63J-102X

MG RESISTOR

1kΩ

1/16W J

R824

NRSA63J-471X

MG RESISTOR

470Ω

1/16W J

R825

QRE141J-470Y

C RESISTOR

47Ω

1/4W J

R901

QRF154K-2R2

UNF WW RESISTOR

2.2Ω

15W K

R902

QRL029J-683

OMF RESISTOR

68kΩ 2W J

R910

QRZ0107-474Z

C RESISTOR

470kΩ

1/2W K

R921

QRL029J-473

OMF RESISTOR

47kΩ 2W J

R922

QRE141J-221Y

C RESISTOR

220Ω

1/4W J

R923

QRE141J-562Y

C RESISTOR

5.6kΩ

1/4W J

R924

QRA14CF-3902Y

CMF RESISTOR

39kΩ

1/4W F

R926

QRE121J-150Y

C RESISTOR

15Ω

1/2W J

R927

QRE141J-153Y

C RESISTOR

15kΩ

1/4W J

R951

QRE141J-332Y

C RESISTOR

3.3kΩ

1/4W J

R953

QRE141J-182Y

C RESISTOR

1.8kΩ

1/4W J

R957

QRE121J-332Y

C RESISTOR

3.3kΩ

1/2W J

R961

QRE141J-103Y

C RESISTOR

10kΩ

1/4W J

R962

QRL029J-223

OMF RESISTOR

22kΩ 2W J

R963

NRSA63J-223X

MG RESISTOR

22kΩ

1/16W J

R964

NRSA63J-223X

MG RESISTOR

22kΩ

1/16W J

R965

QRT029J-R47

MF RESISTOR

0.47Ω 2W J

R970

QRE141J-182Y

C RESISTOR

1.8kΩ

1/4W J

R971

QRL029J-150

OMF RESISTOR

15Ω 2W J

R976

QRE141J-102Y

C RESISTOR

1kΩ

1/4W J

R977

QRL039J-120

OMF RESISTOR

12Ω 3W J

R978

QRE141J-102Y

C RESISTOR

1kΩ

1/4W J

R981

QRE121J-3R9Y

C RESISTOR

3.9Ω

1/2W J

R982

NRSA63J-473X

MG RESISTOR

47kΩ

1/16W J

R983

QRE121J-3R9Y

C RESISTOR

3.9Ω

1/2W J

R984

NRSA63J-473X

MG RESISTOR

47kΩ

1/16W J

R985

NRSA63J-472X

MG RESISTOR

4.7kΩ

1/16W J

Ref No.

Part No.

Part Name

Description Local

 

 

 

 

 

R986

NRSA63J-472X

MG RESISTOR

4.7kΩ

1/16W J

R991

QRZ9046-825Z

C RESISTOR

8.2MΩ

1/2W K

L002

QQL244J-4R7Z

PEAKING COIL

 

4.7uH J

L003

QQL244J-4R7Z

PEAKING COIL

 

4.7uH J

L101

QQL244K-1R0Z

PEAKING COIL

 

1uH K

L301

QQL244K-100Z

PEAKING COIL

 

10uH K

L302

QQL244K-100Z

PEAKING COIL

 

10uH K

L303

QQL244K-100Z

PEAKING COIL

 

10uH K

L304

QQL244J-391Z

PEAKING COIL

 

390uH J

L305

QQL244K-100Z

PEAKING COIL

 

10uH K

L306

QQL244K-100Z

PEAKING COIL

 

10uH K

L351

QQL244J-220Z

COIL

 

22uH J

L522

QQR1005-002

LINEARITY COIL

 

22uH K

L530

QQL244K-220Z

PEAKING COIL

 

L551

QQLZ026-240

COIL

24uH ±7%

L703

NQR0199-004X

FERRITE BEADS

 

 

L706

NQR0199-004X

FERRITE BEADS

 

 

L716

NQR0199-004X

FERRITE BEADS

 

10uH K

L718

NQL812K-100X

P COIL

 

L951

QQLZ026-460

COIL

46uH ±7%

T521

QQR1522-001

DRIVE TRANSF

 

 

T921

QQS0271-001

SW TRANSF

 

 

CP650

ICP-N25-T

IC PROTECTOR

 

1.0A

CP951

QMFZ052-2R0-E

FUSE

2A AC250V

CP952

ICP-N38-T

IC PROTECTOR

 

1.5A

CP953

ICP-N75-T

IC PROTECTOR

 

2.7A

CP955

ICP-N75-T

IC PROTECTOR

 

2.7A

F901

QMF51E2-4R0-S

FUSE

4A AC250V

J801

QNZ0454-002

PIN JACK

VIDEO1/S-VIDEO IN

J802

QNN0349-002

PIN JACK

VIDEO2/COMP IN

J803

QNN0348-001

PIN JACK

VIDEO2/COMP IN

J804

QNN0349-001

PIN JACK

VIDEO OUT

J806

QNN0281-003

PIN JACK

VIDEO3 V IN

J807

QNN0281-002

PIN JACK

VIDEO3 L IN

J808

QNN0282-001

PIN JACK

VIDEO3 R IN

J809

QNS0155-001

3.5 JACK

HEADPHONE

K101

QQR1114-001Z

FERRITE BEADS

 

 

K103

QQR0601-001Z

COIL

 

 

K104

QQR1114-001Z

FERRITE BEADS

 

 

K651

QQR1113-001Z

FERRITE BEADS

 

 

K702

QQR0868-001Z

CORE SLEEVE

 

 

K921

QQR1114-001Z

FERRITE BEADS

 

 

K951

QQR1114-001Z

FERRITE BEADS

 

 

K952

QQR1113-001Z

FERRITE BEADS

 

 

K953

QQR1113-001Z

FERRITE BEADS

 

 

K955

QQR1113-001Z

FERRITE BEADS

 

 

LC801

QQR1199-002

EMI FILTER

 

 

LC802

QQR1199-002

EMI FILTER

 

 

LC803

QQR1199-002

EMI FILTER

 

 

LC804

QQR1199-002

EMI FILTER

 

 

LC805

QQR1199-002

EMI FILTER

 

 

LF901

QQR1635-001

LINE FILTER

 

 

LF902

QQR0673-004

LINE FILTER

 

 

RY901

QSK0061-002

RELAY

 

MENU

S801

QSW0619-003Z

PUSH SWITCH

 

S802

QSW0619-003Z

PUSH SWITCH

 

CH-

S803

QSW0619-003Z

PUSH SWITCH

 

CH+

S804

QSW0619-003Z

PUSH SWITCH

 

VOL-

S805

QSW0619-003Z

PUSH SWITCH

 

VOL+

S901

QSW0846-001

PUSH SWITCH

 

POWER

SF101

QAX0663-001

SAW FILTER

 

 

SF102

QAX0731-001

SAW FILTER

 

 

SK351

QNZ0536-002

CRT SOCKET

 

4.5Ω

TH901

QAD0134-4R5

P THERMISTOR

 

TU001

QAU0383-002

TUNER

 

620V

VA901

QAF0060-621

VARISTOR

 

X301

QAX0775-001Z

CRYSTAL

20.250000MHz

X701

QAX0799-001Z

CRYSTAL

2457600MHz

 

GG30118-001A-H

LED HOLDER

 

 

 

GG30138-001A-H

EE HOLDER

 

 

BASS P.W. BOARD ASS'Y (SCW-6001A-H2)

Ref No.

Part No.

Part Name

Description Local

 

 

 

 

IC671

MX3000DS-X

IC

 

C671

QETN1HM-474Z

E CAPACITOR

0.47uF 50V M

C672

NDC31HJ-330X

C CAPACITOR

33pF 50V J

C673

NDC31HJ-330X

C CAPACITOR

33pF 50V J

C674

NDC31HJ-330X

C CAPACITOR

33pF 50V J

C675

NDC31HJ-330X

C CAPACITOR

33pF 50V J

3-8(No.YA476)

Page 72 Page 74
Image 73
Page 72 Page 74
Contents AV-29MXP6/V AV-21MXP6/V AV-25MXP6/V AV-29MXP6/V Items ContentsLeakage Current Check Safety PrecautionsAlternate Check Method No.YA4761-3Auto Signal Detect Features DVD Picture ModePicture Mode Cinema SurroundNo.YA4761-5 Techninal Information Main MI-COM CPU PIN FunctionWire Clamping and Cable Tying Disassembly Procedure AV-21MXP6/V Removing the Rear CoverRemoving the Main PW Board Removing the SpeakerNo.YA4761-7 AV-21MXP6/XDisassembly Procedure AV-25MXP6/V Removing the Rear Cover No.YA4761-9 AV-25MXP6/VRemoving the Chassis Chassis Base and Control Base Disassembly Procedure AV-29MXP6/V Removing the Rear CoverRemoving the AV Terminal Board Remove the Rear Cover Remove the 4 screws C as shownNo.YA4761-11 Front SideMenu Memory IC ReplacementSettings of Factory Shipment Button Operation System Constant SettingRemote Control Direct Operation Remote Control Menu Operation Picture SettingInstall Setting Feature SettingService Mode Setting Items VSM PresetHow to install Chip parts Resistors, capacitors, etc Replacement of Chip ComponentSoldering Iron Transistors, diodes, variable resistors, etcPreset Setting Before Adjustment Adjustment PreparationAdjustment Items „ Check Items „ VSM Preset SettingFront Adjustment Location AV-21MXP6/V, AV-25MXP6/VNo.YA4761-17 Main PWB ASS’Y CRT Socket Adjustment Location AV-29MXP6/V18 No.YA476 Setting Method Service Mode ItemsMemorize the Adjustment Data Release of Service Mode20 No.YA476 Service Mode Flow ChartPAL Secam NTSC3 NTSC4 Video Initial Setting Value of Service Mode32 ~ +31 No.YA4761-2122 No.YA476 No.YA4761-23 Mode AV-21MXP6/V Function100Hz 300Hz 1kHz 3kHz 8kHz AV-25MXP6/V Function+12 AV-29MXP6/V Function+11 No.YA4761-2543 50Hz Others 60Hz CompressS.CR 32 ~ +31 LIN 32 ~ +3150Hz 60Hz 43 50HzTheater Bright SoftCool Warm Normal Theater Measuring Test point Adjustment part Description Instrument Adjustment Procedure Check ItemB1 Voltage High Voltage HV voltmeterTuner / if Circuit Delay PointAGC FocusPAL V. Position PositionNtsc V. Position SizeNtsc H. Size PAL H. SizeSide PIN PAL Side PINPAL V. Linearity LinearityNtsc V. Linearity Corner PINPAL H. BOW BOWNtsc H. BOW PAL Trapezium PIN Follow the same to 7 as in PAL Side PINNtsc Trapezium PIN Select 8. COR-UPVideo Circuit „ Video 2 SET ComponentWhite Composite White BalanceSUB SUB BrightContrast SUB ColourPAL Tint SUB TintNtsc 3.58 Tint Ntsc 4.43 TintSTANDARD, Soft and Theater VSM Preset Setting1. R Drive to 3. B Drive to the values Warm and NormalPurity and Convergence „ Purity Adjustment „ Dynamic Convergence Adjustment „ Static Convergence AdjustmentNo.YA4761-41 Self Check Functions Outline Indication by the Power LEDSelf Check Items Self Check Indicating FunctionVPT Copyright 2006 Victor Company of Japan, Limited Schematic DiagramsIndication of Parts Symbol Example SafetyIndications on the Circuit Diagram Specified Voltage and Waveform ValuesAV-21MXP6/V, AV-25MXP6/V AV-29MXP6/V ContentsMain PWB Pattern 2No.YA476No.YA4762-32-4No.YA476 Main PWBFront Control PWB1/2 No.YA4762-72-8No.YA476 Main PWB Circuit Diagram AV-21MXP6/V 1/4 2/4 SHEET1No.YA4762-92-10No.YA476 Main PWB Circuit Diagram AV-21MXP6/V 3/44/4 SHEET2No.YA4762-112-12No.YA476 Main PWB Circuit Diagram AV-25MXP6/V 1/4 2/4 SheetNo.YA4762-132-14No.YA476 Main PWB Circuit Diagram AV-25MXP6/V 3/44/4 SHEET4No.YA4762-152-16No.YA476 Main PWB Circuit Diagram AV-29MXP6/V 1/2 SheetNo.YA4762-172-18No.YA476 Main PWB Circuit Diagram AV-29MXP6/V 2/2 SheetNo.YA4762-192-20No.YA476 CRT Socket PWB Circuit Diagram AV-29MXP6/V SheetNo.YA4762-212-22No.YA476 Front Control PWB Circuit Diagram AV-29MXP6/V SheetNo.YA4762-232-24No.YA476 Bass PWB Circuit Diagram SheetNo.YA4762-25 26No.YA476 FrontNo.YA4762-272-28No.YA476 Main PWB Pattern AV-29MXP6/VBass PWB Pattern Solder Side CRT Socket PWB Pattern AV-29MXP6/VBass PWB Pattern Parts Side No.YA4762-292-30No.YA476No.YA4762-312-32No.YA476 Front Control PWB Pattern AV-29MXP6/VNo.YA4762-332-34No.YA476 Voltage Charts AV-21MXP6/V, AV-25MXP6/VNo.YA4762-35 Waveforms AV-21MXP6/V, AV-25MXP6/VMain PWB 36No.YA476No.YA476 No.YA4763-1 Parts ListContents No.YA4763-3 Using P.W. Board & Remote Control Unit106 103 105 104 T522 100 V01 L01 101 1024No.YA476 No.YA4763-5 Printed Wiring Board Parts List6No.YA476 No.YA4763-7 8No.YA476 No.YA4763-9 10No.YA476 487 5No.YA4763-11 12No.YA476 V01 L01 100 101 102 106 103 105 104No.YA4763-13 Main P.W. Board Assy SCW-1646A-H214No.YA476 No.YA4763-15 16No.YA476 No.YA4763-17 B Assy AV-29MXP6/V 18No.YA476No.YA4763-19 V01 L01 100 101 103 DY01 2822 3018 102 40 T52220No.YA476 Main P.W. Board Assy SCW-1647A-H2No.YA4763-21 22No.YA476 No.YA4763-23 24No.YA476 CRT Socket P.W. Board Assy SCW-3037A-H2No.YA4763-25 Bass P.W. Board Assy SCW-6003A-H2Packing Packing Parts List Colour Television Do not allow objects or liquid into the cabinet openings Main features Knowing your TV’s featuresNo. Press Remote control buttons and basic functionsRemote control buttons and basic functions Front of the TV TV buttons and functionsTurn off the equipment including the TV before connecting Setting up your TVSetting up your TV Picture Mode Basic setting for pictureColour System Picture Booster Picture Setting White BalanceAI ECO Sensor ECO/ECO Mode Advanced setting for pictureCompress Blue BackPIP Original features for pictureSound Mode Basic setting for soundSound System BalanceAI Volume Advanced setting for soundCinema Surround EqualizerDVD Picture Mode Auto Signal DetectDVD Sound Mode DVD MenuCustomized setting Beep VIDEO-2 Setting DisplayAuto Program TV channel presettingDelete TV channel presetting CH/CC number Additional preparation Before connectingTroubleshooting AV-25MXP6 SpecificationsModel AV-29B316 AV-29M316 AV-29S356 AV-29B316BK

AV-29MXP6/V, AV-21MXP6/V, AV-25MXP6/V specifications

The JVC AV-25MXP6/V, AV-21MXP6/V, and AV-29MXP6/V are a trio of high-performance CRT televisions that represent a combination of cutting-edge technology and practical design, catering to the diverse needs of home entertainment enthusiasts. These models are characterized by their impressive picture quality, robust build, and user-friendly features, making them a prominent choice during their production era.

One of the key features of these models is their screen sizes, which cater to different room sizes and viewing preferences. The AV-25MXP6/V offers a compact 25-inch display, ideal for smaller living spaces or bedrooms, while the AV-21MXP6/V with its 21-inch screen is perfect for desk setups or as a secondary television. The AV-29MXP6/V, on the other hand, boasts a larger 29-inch display, making it suitable for home theaters or larger family rooms.

JVC is renowned for its superior picture technology, and these models are no exception. They utilize a high-quality CRT screen that provides deep contrast, vivid colors, and sharp details. The picture performance is further enhanced by JVC's proprietary circuitry, including a dynamic contrast system that adjusts brightness and contrast levels based on the content being displayed, resulting in a more immersive viewing experience.

Moreover, these televisions come equipped with several input options, including RF, composite, and S-video inputs, allowing users to connect multiple external devices such as DVD players, game consoles, and VCRs. With built-in tuners, viewers can easily access over-the-air broadcasting, making these models versatile entertainment hubs.

Another noteworthy characteristic is the user-friendly interface that JVC has engineered into the AV-25MXP6/V, AV-21MXP6/V, and AV-29MXP6/V models. The on-screen menu provides quick access to settings and customization options, allowing users to tailor the viewing experience to their preferences, including the ability to adjust color tones and picture settings.

In addition to their functionality, these televisions also sport an elegant design that incorporates a sleek frame and aesthetically pleasing finish, making them a suitable complement to any home décor.

Overall, the JVC AV-25MXP6/V, AV-21MXP6/V, and AV-29MXP6/V models represent a harmonious blend of technology, style, and user-centric features, making them reliable choices for anyone seeking quality CRT televisions for their home entertainment needs. Though newer technologies have since emerged, these models remain a fond memory for many who experienced their remarkable performance.
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