Sony KV-HF51P50, KV-XF51M65, KV-XF21N90, KV-XF21M83 Section SET-UP Adjustments, Beam Landing

Page 40

KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65

 

 

RM-952

RM-952

RM-952

RM-915

RM-952

SECTION 3

 

 

 

 

 

SET-UP ADJUSTMENTS

 

 

 

 

∙ The following adjustments should be made when a complete

Perform the adjustments in the following order :

 

 

realignment is required or a new picture tube is installed.

1.

Beam Landing

 

 

 

 

∙ These adjustments should be performed with rated power

2.

Convergence

 

 

 

 

supply voltage unless otherwise noted.

3.

Focus

 

 

 

 

 

4.

White Balance

 

 

 

 

Controls and switches should be set as follows unless otherwise noted:

Note : Test Equipment Required.

PICTURE control

normal

1.

Color-bar/Pattern Generator

BRIGHTNESS control

normal

2.

Degausser

 

 

3.

Oscilloscope

................................................................................................................................................................................................................................

Preparation :

∙In order to reduce the influence of geomagnetism on the set's picture tube, face it east or west.

∙Switch on the set's power and degauss with the degausser.

3-1. BEAM LANDING

1.

Input a white signal with the pattern generator.

 

BrightnessContrast } normal

2.

Position neck assy as shown in Fig3-2.

3.

Set the pattern generator raster signal to a green raster.

4.

Move the deflection yoke to the rear and adjust with the purity

 

control so that the green is at the center and the blue and the red

 

take up equally sized areas on each side.

 

(See Figures 3-1 through 3-3.)

5.

Move the deflection yoke forward and adjust so that the entire

 

screen is green. (See Figure 3-1.)

Neck assy

DY

Note:

Neck Assy is exactly behind DY (no gap between Neck Assy and DY)

Fig. 3-2

Blue

Red

Green

6.

Switch the raster signal to blue, then to red and verify the

 

condition.

7.

When the position of the deflection yoke has been decided,

 

fasten the deflection yoke with the screws and DY spacers.

8.

If the beam does not land correctly in all the corners, use a

 

magnet to adjust it.

 

(See Figure 3-4.)

Fig. 3-3

Purity control corrects this area.

ba

cd

Disk magnets or rotatable disk magnets correct these areas (a-d).

Fig. 3-1

Deflection yoke positioning corrects these areas.

b

c

a

d

Fig. 3-4

– 51 –

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Contents Trinitron Color TV Specifications KV-HF51P50 KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65Specifications KV-XF21M80/XF21M83/XF51M65 3D WooferSpecifications KV-XF21N90 Table of Contents DiagramsDisassembly SET-UP AdjustmentsSelf Diagnostic Function Diagnostic Test IndicatorsDisplay of STANDBY/TIMER Light Flash Count Stopping the STANDBY/TIMER FlashSELF-DIAGNOSTIC Screen Display Handling of SELF-DIAGNOSTIC Screen DisplaySELF-DIAGNOSTIC Circuit +BÊovercurrentÊ»OCP¼Getting Started Connect the antennaPreset the channels automatically Connecting optional componentsInsert the batteries Into the remote Presetting channels automatically Presetting channelsSecuring the TV Presetting channels manually Skipping program numbersAdditional tasks Watching the TVChanging the on-screen display language Setting the Wake Up timer Customizing the picture and soundAdjusting the picture and sound settings Selecting the surround modeChanging the favorite channel setting Viewing your favorite channelsBlocking the channels Self-diagnosis functionTroubleshooting TroubleshootingIdentifying parts and controls Front panelRemote Control Section Connecting the 3D Woofer KV-XF21M83/XF51M65 onlyConnecting a camcorder/video game equipment Using the É video input jacksPresetting channels manually KV- RM-952 RM-952 Using Your New TVRed, press u on the remote Changing the on-screen display language KV-XF21M80ME Setting the Sleep timer Press Until Desired period of time AppearsKV- RM-952 RM Or bilingual Selecting a stereoProgram Viewing Teletext Displaying TeletextUsing Fastext Additional Teletext tasksPress A/B H until a better sound is RM-952 RM-915 RM-952 Remote Control Chassis Assy Removal HF51Rear Cover Removal Bracket Removal Service Position Replacement of PartsXF21/XF51 HF51 XF21/XF51Terminal Bracket Removal Degauss Coil Removal Picture Tube Removal∙ Removal of ANODE-CAP ∙ Removing Procedures ∙ HOW to Handle AN ANODE-CAPSection SET-UP Adjustments Beam LandingConvergence Horizontal and Vertical Static ConvergenceYCH TLV Focus Adjustment G2 Screen and White Balance AdjustmentsAdjustments with Commander RM-952 RM-915Adjustment Method Adjustment Item Table Except KV-XF21N90 Adjustment Item Table Device Functionality Name Adjustment Item Table KV-XF21N90 Not memorized not memorized not memorized not memorized T E Item Information Picture Quality Adjustments SUB Color Adjustment SUB HUE AdjustmentBell Filter Adjustment Board Adjustment After IC003 Memory ReplacementPicture Distortion Adjustment Item Number 00 0BMemo MAIN. Tuvif with KV-XF51M65 onlyMSP3415 IC203Section Exploded View 105 106 107108 109 110 Chassis for KV-HF51P50102 103 104 SemiconductorsKV-HF51P50 111112 113 114 115 116 Metal Chip117 MetalREF. NO. Part no CMT,MELF118 KV-XF21M80 119Connector KV-XF21M80120 REF. NO. Part no DescriptionFilter BLOCK, Comb Diode 121DY1 Transistor 122Transistor DTC144EKA-T146 123 Transistor 2SC4927-01124 Metal Oxide 125Thermistor THP600 1-810-961-11 THERMISTOR, Positive Tuner KV-XF21M83/XF51M65 126KV-XF21M83/XF51M65 127128 129 Jack BLOCK, PIN 6PShort KV-XF51M65 only Short KV-XF21M83 only130 131 132 KV-XF21M83/XF51M65 a KV-XF21N90 133Thermistor TUNER, FSS BTF-LG433 KV-XF21M83KV-XF21N90 134KV-XF21N90 135PLUG, Connector 4P Composition Circuit Block 136Diode UDZS-TE17-5 Diode UDZS-TE17-9.1B137 138 139 140 141 H4 KV-XF21M83/XF51M65 only F C5 142J3/K1KV-XF21M83/XF51M65 only H4 KV-XF21M83/XF51M65143 V1KV-XF51M65 only 144Diode RD3.3M-B2 Diode RD5.6M-B2V1KV-XF51M65 only VM1 145Transistor 2SA1837 Transistor 2SC4793146 Remote Commander 147Sony Corporation 148

KV-XF21N90, KV-XF51M65, KV-XF21M83, KV-HF51P50 specifications

The Sony KV-HF51P50, KV-XF21M83, KV-XF51M65, and KV-XF21N90 are notable models within Sony's television lineup, showcasing a blend of pioneering technology and unique characteristics that cater to diverse viewer needs.

The Sony KV-HF51P50, featuring a 51-inch screen, is recognized for its exceptional display quality, leveraging Sony's Trinitron technology, which enhances color reproduction and brightness. This model supports a 4:3 aspect ratio, making it ideal for traditional television content. The KV-HF51P50 also includes a built-in comb filter that significantly improves image clarity by reducing cross-color artifacts. Additional features such as multiple input options and enhanced sound technology provide versatility and an immersive viewing experience.

The KV-XF21M83, on the other hand, introduces the Flat CRT technology, which minimizes the distortion common in conventional curved CRT displays. With a 21-inch screen, this model is a compact option ideal for smaller living spaces. One of its standout features is the advanced picture circuitry that ensures vibrant colors and sharp images. This television model also supports a variety of input connections, allowing users to easily connect gaming consoles and DVD players, and making it a versatile choice for entertainment.

In the larger category, the KV-XF51M65 offers a generous 51-inch screen size and incorporates numerous advancements, such as Sony's Dynamically Adaptive Picture Control. This technology constantly analyzes the incoming signal and adjusts the picture for optimal brightness and contrast, ensuring a consistently excellent viewing experience. The KV-XF51M65 also includes SRS Surround Sound technology, which creates an immersive audio environment to complement the stunning visuals.

Lastly, the KV-XF21N90, featuring a 21-inch display, stands out with its stylish design and reliable performance. This model focuses on user-friendly features, including an easy-to-navigate on-screen menu and customizable settings for picture and sound. Its flat-screen design not only contributes to aesthetics but also reduces glare, making it easier to watch in bright rooms. The durability and longevity of the KV-XF21N90 ensure it remains a staple in homes for years.

In summary, the Sony KV-HF51P50, KV-XF21M83, KV-XF51M65, and KV-XF21N90 collectively showcase Sony's commitment to quality and innovation in television technology. Each model offers distinct features that cater to a range of preferences, ensuring a top-notch viewing experience for all users.
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