Sony KV-27S42 service manual

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KV-27S42/27S46/27S66/29AL42/29AL42C/29AL66/ 29AL66C/29SL42/29SL42C/29SL46/29XL42M

NOTES:

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Contents BA-4DCHASSIS Trinitron Color TV Standby DimensionsW/H/D SpecificationsTable of Contents SAFETY-RELATED Component Warning SELF-DIAGNOSTIC Function101 STANDBY/TIMER LEDSelf-diagnostic Circuit Leakage Test Safety CHECK-OUTSection General Connecting Your TVKV-27S42/27S46/27S66/29AL42/29AL42C/29AL66 Troubleshooting Disassembly SectionRear Cover Removal Service Position Chassis Assembly RemovalAnode CAP Removal Picture Tube RemovalAdjustment Procedure Section SET-UP AdjustmentsBeam Landing Purity ControlConvergence Dynamic Convergence AdjustmentVertical Static Convergence Horizontal Static ConvergenceWhite Balance Adjustments Method of Setting the Service Adjustment ModeHold-down Readjustment Section Safety Related AdjustmentsB+ Voltage Confirmation and Adjustment Preparation Before ConfirmationFBT ABL11 Setting the Service Adjustment Mode Section Circuit AdjustmentsService Adjustment Mode On Adjust Buttons and IndicatorsService Data Initial Value Average Data Name Range Adjustment ItemsBoard Adjustments Size Adjustment Vsiz Sub Hue, Sub Color Adjustment SHUE, ScolCenter Adjustment Vpos Center Adjustment HposPrinted Wiring Boards and Schematic Diagrams Section Diagrams Block DiagramPart Replaced Adjustment Circuit Board LocationBoard * Mark Variant List Board IC Voltage List Board Schematic Diagram Board WaveformsBoardtransistor Board Schematic Diagram Board Schematic Diagram Board * Mark Variant List Board ICHT Board Schematic Diagram Component Side Board WaveformsCV Board Transistor CV Board IC Voltage List CV Board WaveformsBoard Transistor Voltage List Semiconductors HV Board Schematic Diagram Board IC Voltage ListSection Exploded Views IC1403Beznet Assy KV-29XL42M Emblem NO.9, SonyMulti Button GUIDE, LEDDY Y29NXA-V Beznet AssyCV Mounted PC Board Piece a 110, Conv CorrectCORD, Power with Connector 25 A-1372-617-A HV VAR Mounted PC BoardCABLE, P-P Model Capacitor Common Parts Listing aCommon Parts Listing Diode ConnectorJack Ferrite BeadChip Conductor CoilQ300 ResistorTransistor 2SD601A-Q Transistor 2SA1091-OREF.NO. Part no Carbon MetalRelay SwitchTransformer RES, ChipThermistor TunerCrystal Connector Transformer Board Variant Parts ListDiode Thermistor LINK, ICDiode Transformer 560µF400V 680µF KV-27S46KV-29SL46 Connector SwitchIC STR-F6626 Board Variant List KV-27S66Board Variant List KV-29AL42/29AL42C Transformer Capacitor THP601 ! 1-803-540-11 ThermistorRES,CHIP Jack Transformer Board Variant List KV-29AL66/29AL66CTransistor Thermistor R391J1751 ! 1-251-688-11 SOCKET, CRT 0022µF J1701125V KV-27S42/27S46/27S66 onlyVaristor FuseHV K REF.NO. Part NO. Descriptionremark C3301 Remote Commander Accessories and Packing MaterialPage Page 965-857-01 Sony CorporationCORRECTION-1 CRT 29NX 733-873-05Incorrect CorrectDYY29VXA-V2 SUPPLEMENT-1 Chassis KV-27S46/27S42/29SL42/29SL42C/29SL46/29XL42M/29SL43 SUPPLEMENT-2 Beznet Assy KV-29XL42M Correction
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KV-27S42 specifications

The Sony KV-27S42, KV-27S66, and KV-27S46 are notable models within Sony's acclaimed line of Trinitron televisions, which contributed significantly to the brand's reputation for delivering high-quality viewing experiences. These models are characterized by their sturdy construction, vibrant picture quality, and user-friendly features, which made them popular among consumers during their release.

The KV-27S42 model is equipped with Sony's advanced Trinitron technology, offering a flat CRT screen that minimizes glare and enhances color accuracy. With a 27-inch display size, the KV-27S42 is designed to provide an immersive viewing experience without occupying excessive space in the living room. This model also features a variety of input options including composite, S-video, and RF inputs, allowing users to connect multiple devices such as VCRs, DVD players, and gaming consoles effortlessly.

The KV-27S66 model builds upon the strengths of its predecessor with enhancements in audio and video technologies. It features a built-in 2-channel sound system that delivers clear and dynamic audio, complementing the stunning visuals produced by the Trinitron display. The KV-27S66 also includes a digital comb filter, which improves picture sharpness by separating the brightness and color signals, resulting in reduced artifacts and enhanced clarity.

Meanwhile, the KV-27S46 incorporates some of the latest technologies of its time, such as the use of Super Fine Pitch Trinitron technology. This innovation enhances the display's resolution, offering finer detail and more precise color reproduction. The KV-27S46 also supports multiple viewing formats, making it suitable for various video sources, including standard cable and DVDs.

Each of these models is designed with an intuitive on-screen menu that simplifies the navigation of settings, making it easy for users to adjust picture and sound settings to their preferences. Remote control functionality further enhances the user experience, allowing for effortless operation from a distance.

In summary, the Sony KV-27S42, KV-27S66, and KV-27S46 televisions stand out for their historical significance in delivering quality display and audio technologies. With various features that cater to home entertainment needs, these televisions remain a testament to Sony's lasting legacy in the consumer electronics market. While these models may not compete with today's flat-screen technology, they were pioneering products that set the stage for future innovations in television design and performance.
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