Front Control PWB Pattern AV-29MXP6/V | JVC AV-21MXP6/V instruction

FRONT CONTROL PWB PATTERN [AV-29MXP6/V]

FRONT

()

R801

		C965
D957	R961	R960
D957	R961	Q955

IC801

Y805	C802

C805

W101

D956

RY901

CN00W

	IC301				D801
			C801		R803
R302			C801
	C301	R804		R802
	C301	Y806		R802
				Y904	C901
					C901
				Y903
	C902

R901

VA901

S901

J801

W103

R601

R604

CN00S

J802

Y804

R602

R603

W102

Y803

D803

LC801

Y802

J803

J804

R810C804	C806		C807
R810C804	Y801	R809	R808	W104
C803

S803	S802		S801	S806	S805	S804
R806
R807	R812	R813	R814	R815	R816

CNDEG

Y902

Y901

CN0PW

()

CN001	LF901
TH901	FC901	F901

CN002	K801

(No.YA476)2-312-32(No.YA476)

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Image 61

JVC AV-21MXP6/V, AV-25MXP6/V service manual Front Control PWB Pattern AV-29MXP6/V, No.YA4762-312-32No.YA476

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.

Contents

AV-29MXP6/V AV-21MXP6/V AV-25MXP6/V AV-29MXP6/V Items Contents Leakage Current Check Safety PrecautionsAlternate Check Method No.YA4761-3 Auto Signal Detect Features DVD Picture ModePicture Mode Cinema Surround No.YA4761-5 Techninal Information Main MI-COM CPU PIN Function Wire Clamping and Cable Tying Disassembly Procedure AV-21MXP6/V Removing the Rear CoverRemoving the Main PW Board Removing the Speaker No.YA4761-7 AV-21MXP6/X Disassembly Procedure AV-25MXP6/V Removing the Rear Cover No.YA4761-9 AV-25MXP6/V Removing 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 shown No.YA4761-11 Front Side Menu Memory IC Replacement Settings of Factory Shipment Button Operation System Constant SettingRemote Control Direct Operation Remote Control Menu Operation Picture Setting Install Setting Feature SettingService Mode Setting Items VSM Preset How to install Chip parts Resistors, capacitors, etc Replacement of Chip ComponentSoldering Iron Transistors, diodes, variable resistors, etc Preset Setting Before Adjustment Adjustment PreparationAdjustment Items „ Check Items „ VSM Preset Setting Front 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 Mode 20 No.YA476 Service Mode Flow Chart PAL Secam NTSC3 NTSC4 Video Initial Setting Value of Service Mode32 ~ +31 No.YA4761-21 22 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.YA4761-25 43 50Hz Others 60Hz CompressS.CR 32 ~ +31 LIN 32 ~ +31 50Hz 60Hz 43 50Hz Theater Bright SoftCool Warm Normal Theater Measuring Test point Adjustment part Description Instrument Adjustment Procedure Check ItemB1 Voltage High Voltage HV voltmeter Tuner / if Circuit Delay PointAGC Focus PAL V. Position PositionNtsc V. Position Size Ntsc H. Size PAL H. SizeSide PIN PAL Side PIN PAL V. Linearity LinearityNtsc V. Linearity Corner PIN PAL H. BOW BOWNtsc H. BOW PAL Trapezium PIN Follow the same to 7 as in PAL Side PINNtsc Trapezium PIN Select 8. COR-UP Video Circuit „ Video 2 SET ComponentWhite Composite White Balance SUB SUB BrightContrast SUB Colour PAL Tint SUB TintNtsc 3.58 Tint Ntsc 4.43 Tint STANDARD, Soft and Theater VSM Preset Setting1. R Drive to 3. B Drive to the values Warm and Normal Purity 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 Function VPT Copyright 2006 Victor Company of Japan, Limited Schematic Diagrams Indication of Parts Symbol Example SafetyIndications on the Circuit Diagram Specified Voltage and Waveform Values AV-21MXP6/V, AV-25MXP6/V AV-29MXP6/V ContentsMain PWB Pattern 2No.YA476 No.YA4762-32-4No.YA476 Main PWB Front Control PWB1/2 No.YA4762-72-8No.YA476 Main PWB Circuit Diagram AV-21MXP6/V 1/4 2/4 SHEET1 No.YA4762-92-10No.YA476 Main PWB Circuit Diagram AV-21MXP6/V 3/44/4 SHEET2 No.YA4762-112-12No.YA476 Main PWB Circuit Diagram AV-25MXP6/V 1/4 2/4 Sheet No.YA4762-132-14No.YA476 Main PWB Circuit Diagram AV-25MXP6/V 3/44/4 SHEET4 No.YA4762-152-16No.YA476 Main PWB Circuit Diagram AV-29MXP6/V 1/2 Sheet No.YA4762-172-18No.YA476 Main PWB Circuit Diagram AV-29MXP6/V 2/2 Sheet No.YA4762-192-20No.YA476 CRT Socket PWB Circuit Diagram AV-29MXP6/V Sheet No.YA4762-212-22No.YA476 Front Control PWB Circuit Diagram AV-29MXP6/V Sheet No.YA4762-232-24No.YA476 Bass PWB Circuit Diagram Sheet No.YA4762-25 26No.YA476 Front No.YA4762-272-28No.YA476 Main PWB Pattern AV-29MXP6/V Bass PWB Pattern Solder Side CRT Socket PWB Pattern AV-29MXP6/VBass PWB Pattern Parts Side No.YA4762-292-30No.YA476 No.YA4762-312-32No.YA476 Front Control PWB Pattern AV-29MXP6/V No.YA4762-332-34No.YA476 Voltage Charts AV-21MXP6/V, AV-25MXP6/V No.YA4762-35 Waveforms AV-21MXP6/V, AV-25MXP6/V Main PWB 36No.YA476 No.YA476 No.YA4763-1 Parts List Contents No.YA4763-3 Using P.W. Board & Remote Control Unit 106 103 105 104 T522 100 V01 L01 101 1024No.YA476 No.YA4763-5 Printed Wiring Board Parts List 6No.YA476 No.YA4763-7 8No.YA476 No.YA4763-9 10No.YA476 487 5 No.YA4763-11 12No.YA476 V01 L01 100 101 102 106 103 105 104 No.YA4763-13 Main P.W. Board Assy SCW-1646A-H2 14No.YA476 No.YA4763-15 16No.YA476 No.YA4763-17 B Assy AV-29MXP6/V 18No.YA476 No.YA4763-19 V01 L01 100 101 103 DY01 2822 3018 102 40 T522 20No.YA476 Main P.W. Board Assy SCW-1647A-H2 No.YA4763-21 22No.YA476 No.YA4763-23 24No.YA476 CRT Socket P.W. Board Assy SCW-3037A-H2 No.YA4763-25 Bass P.W. Board Assy SCW-6003A-H2 Packing Packing Parts List Colour Television Do not allow objects or liquid into the cabinet openings Main features Knowing your TV’s features No. Press Remote control buttons and basic functions Remote control buttons and basic functions Front of the TV TV buttons and functions Turn off the equipment including the TV before connecting Setting up your TV Setting up your TV Picture Mode Basic setting for pictureColour System Picture Booster Picture Setting White Balance AI ECO Sensor ECO/ECO Mode Advanced setting for pictureCompress Blue Back PIP Original features for picture Sound Mode Basic setting for soundSound System Balance AI Volume Advanced setting for soundCinema Surround Equalizer DVD Picture Mode Auto Signal DetectDVD Sound Mode DVD Menu Customized setting Beep VIDEO-2 Setting Display Auto Program TV channel presetting Delete TV channel presetting CH/CC number Additional preparation Before connecting Troubleshooting AV-25MXP6 Speciﬁcations Model AV-29B316 AV-29M316 AV-29S356 AV-29B316BK

JVC AV-21MXP6/V, AV-25MXP6/V Front Control PWB Pattern AV-29MXP6/V, No.YA4762-312-32No.YA476

Models: AV-29MXP6/V AV-21MXP6/V AV-25MXP6/V

FRONT CONTROL PWB PATTERN [AV-29MXP6/V]

FRONT

Q955

CN00W

W104

(No.YA476)2-312-32(No.YA476)

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