Sony KV-HF51P50, KV-XF51M65, KV-XF21N90 XF21/XF51 HF51, Service Position, Replacement of Parts

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2-5. SERVICE POSITION

(Note: Remove F Bracket first.)

 

(XF21/XF51)

(HF51)

– 47 –

2-6. REPLACEMENT OF PARTS

 

2-6-1. REPLACEMENT OF MULTI BUTTON

 

 

 

For replacement of the Multi Button (XF21/XF51), cut the welded portions from it exchange with the new part, and fix it with screws (+BVTP).

Cut

Multi button

Multi button

Two screws (+BVTP 3 × 12)

(XF21/XF51)

For replacement of the Multi Button (HF51), unscrew it to exchange with the new part, and fix it with screws (+BVTP).

Multi button

Two screws (+BVTP 3 × 12)

(HF51)

2-6-2. REPLACEMENT OF LIGHT GUIDE

For replacement of the Light Guide (XF21/XF51), cut the welded portions from it, exchange with the new part, and fix it with screw (+BVTP).

Light guide

Light guide

Cut

One screw (+BVTP 3 × 12)

(XF21/XF51)

For replacement of the Light Guide (HF51), pull it out to exchange with the new part.

Light guide

(HF51)

KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65RM-952 RM-952 RM-952 RM-915 RM-952

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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 antennaConnecting optional components Preset the channels automaticallyInsert the batteries Into the remote Presetting channels Presetting channels automaticallySecuring the TV Presetting channels manually Skipping program numbersWatching the TV Additional tasksChanging 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 Selecting a stereo Or bilingualProgram Viewing Teletext Displaying TeletextUsing Fastext Additional Teletext tasksPress A/B H until a better sound is RM-952 RM-915 RM-952 Remote Control HF51 Chassis Assy RemovalRear 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 Description121 Filter BLOCK, Comb DiodeDY1 122 TransistorTransistor DTC144EKA-T146 123 Transistor 2SC4927-01124 125 Metal OxideThermistor 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 142H4 KV-XF21M83/XF51M65 J3/K1KV-XF21M83/XF51M65 only143 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.