Sony KV-27S42 service manual Troubleshooting

Page 11

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

Connecting Your TV

User Guide

 

Connecting an audio system

Connecting two VCRs for Tape Editing

 

Using audio connectors, connect AUDIO OUT on your TV to one of the

KV-27V42, 27V66 only

 

 

 

unused line inputs (e.g. TV, AUX, TAPE 2) on your stereo.

MONITOR OUT gives you the ability to use a second VCR to record a

 

program being played by the primary VCR to perform tape editing.

 

(Rear panel KV-27V66 only)

 

1

 

 

AUDIO-L

 

 

AUDIO-R

 

 

Line

VCR (for playback)

VCR (for recording)

input

 

 

2

 

 

 

1

2

Set your stereo to the chosen line input. (See page 20 for additional audio setup instructions.)

1 Connect the VCR intended for playback using the setup instructions on page 4 of this manual.

2 Using A/V connectors, connect AUDIO and VIDEO IN on your VCR intended for recording to MONITOR AUDIO and VIDEO OUT on your TV.

To perform tape editing; set the TV to the video input intended for playback

by pressing on the remote control.

11

12

User Guide

 

Other Information

 

 

 

Troubleshooting

 

 

 

 

If you are having a problem with your TV, try the suggestions below. If

Dotted lines or

Adjust the antenna.

stripes

Move the TV away from other electronic equipment.

the problem persists, contact your nearest Sony dealer.

 

 

Some electronic equipment can create electrical noise,

 

 

 

 

 

 

Cannot operate

Make sure the VCR is connected correctly (see page 4).

 

 

which can interfere with TV reception.

single tuner

Check to see if the VCR is on.

Double images

Check your outdoor antenna or call your cable service.

PIP (KV-27S46)

Make sure your remote control is programmed to

or ghosts

 

 

 

 

 

 

 

operate your VCR (see page 31).

Cannot receive

Make sure CABLE is set to OFF in the CHANNEL SET

 

 

 

 

higher number

UP menu (page 24).

No picture, no

Make sure the power cord is plugged in.

channels (UHF)

Use AUTO PROGRAM to add channels that are not

sound

If a red light is flashing on the front of your TV for

when using an

 

 

more than a few minutes, call your local service center.

presently in the memory (page 24).

 

 

antenna

 

 

Check the TV/VIDEO settings: when watching TV, set

 

 

 

 

 

 

Cable stations

Make sure CABLE is set to ON in the CHANNEL SET

 

 

to TV; when watching video equipment, set to VIDEO

 

 

don’t seem to

UP menu (page 24).

 

 

(page 19).

 

 

 

 

work

Use AUTO PROGRAM to add channels that are not

 

Make sure the batteries have been inserted correctly

 

 

 

presently in the memory (page 24).

 

 

into the remote control.

 

 

 

Check your PARENTAL CONTROL settings (pages

Remote

Batteries could be weak. Replace them (page 2).

 

Control does

Move the TV 3-4 feet away from fluorescent lights.

 

 

28-29).

 

 

 

 

not operate

 

 

Try another channel, it could be station trouble.

 

 

 

 

 

 

The TV needs

Clean the TV with a soft dry cloth. Never use strong

 

 

 

 

Poor or no

Adjust PICTURE in the VIDEO menu (page 19).

to be cleaned

solvents such as thinner or benzine, which might

picture, good

 

Adjust BRIGHTNESS in the VIDEO menu (page 19).

 

 

damage the finish of the cabinet.

sound

Check the antenna and/or cable connections (page 3).

 

 

 

Lost password

In the password screen, enter the following master

 

Good picture,

Press

so that MUTING disappears from the

for PARENTAL

password: 4357. After using the master password, you

no sound

 

screen (page 13).

CONTROL

must create a new password, it cannot be used to

 

Check your AUDIO settings. Your TV may be set to

 

 

unlock currently blocked channels.

 

 

 

 

 

 

SAP (page 21).

 

 

 

 

 

 

 

 

No color

Adjust COLOR in the VIDEO menu (page 19).

If, after reading these operating instructions, you have additional questions related to the use of your

 

 

 

 

Sony television, please call our Direct Response Center at 1-800-222-SONY (7669) (U.S. residents

Only snow

Check the CABLE setting in the CHANNEL SET UP

only) or (416) 499-SONY (7669) (Canadian residents only).

appears on the

 

menu (page 24).

 

 

 

 

screen

Check the antenna and/or cable connections (page 3).

 

 

 

Make sure the channel selected is currently broadcasting.

Press the button on the remote control.

34

35

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Image 11
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 Rear Cover Removal DisassemblySection Service Position Chassis Assembly RemovalAnode CAP Removal Picture Tube RemovalPurity Control Section SET-UP AdjustmentsAdjustment Procedure Beam LandingHorizontal Static Convergence Dynamic Convergence AdjustmentConvergence Vertical Static ConvergenceWhite Balance Adjustments Method of Setting the Service Adjustment ModePreparation Before Confirmation Section Safety Related AdjustmentsHold-down Readjustment B+ Voltage Confirmation and AdjustmentFBT ABL11 Adjust Buttons and Indicators Section Circuit AdjustmentsSetting the Service Adjustment Mode Service Adjustment Mode OnService Data Initial Value Average Data Name Range Adjustment ItemsBoard Adjustments Center Adjustment Hpos Sub Hue, Sub Color Adjustment SHUE, ScolSize Adjustment Vsiz Center Adjustment VposCircuit Board Location Section Diagrams Block DiagramPrinted Wiring Boards and Schematic Diagrams Part Replaced AdjustmentBoard * Mark Variant List Board IC Voltage List Board Schematic Diagram Board WaveformsComponent Side Board Waveforms Board Schematic Diagram Board * Mark Variant List Board ICBoardtransistor Board Schematic Diagram HT Board Schematic DiagramBoard Transistor Voltage List CV Board Transistor CV Board IC Voltage ListCV Board Waveforms IC1403 HV Board Schematic Diagram Board IC Voltage ListSemiconductors Section Exploded ViewsGUIDE, LED Emblem NO.9, SonyBeznet Assy KV-29XL42M Multi ButtonPiece a 110, Conv Correct Beznet AssyDY Y29NXA-V CV Mounted PC BoardCABLE, P-P CORD, Power with Connector25 A-1372-617-A HV VAR Mounted PC Board Model Capacitor Common Parts Listing aCommon Parts Listing Diode ConnectorCoil Ferrite BeadJack Chip ConductorTransistor 2SA1091-O ResistorQ300 Transistor 2SD601A-QREF.NO. Part no Carbon MetalRES, Chip SwitchRelay TransformerCrystal ThermistorTuner LINK, IC Board Variant Parts ListConnector Transformer Diode Thermistor400V Diode Transformer560µF 680µF KV-27S46KV-29SL46 Connector SwitchIC STR-F6626 Board Variant List KV-27S66RES,CHIP Board Variant List KV-29AL42/29AL42C Transformer CapacitorTHP601 ! 1-803-540-11 Thermistor R391 Board Variant List KV-29AL66/29AL66CJack Transformer Transistor ThermistorJ1751 ! 1-251-688-11 SOCKET, CRT KV-27S42/27S46/27S66 only J17010022µF 125VVaristor FuseHV K REF.NO. Part NO. Descriptionremark C3301 Remote Commander Accessories and Packing MaterialPage Page 965-857-01 Sony CorporationCORRECTION-1 CRT 29NX 733-873-05DYY29VXA-V2 IncorrectCorrect 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.