Sony KV-TF21P11, KV-PF21M70 service manual KV-TF21M61/TF21M90

Page 18

The operating instructions mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of the Operating Instruction Manual remain as in the manual.

WARNING

SECTION 1-2

GENERAL

(KV-TF21M61/TF21M90)

Using Your New TV

KV-PF21M70/TF21M61/TF21M90/TF21P11

– 18 –

Dangerously high voltages are present inside the TV.

Operate the TV only between 110 – 240 V AC.

Do not open the cabinet and the rear cover of the

Install the TV in a stable position. Do not allow

TV. Refer servicing to qualified personnel.

children to climb onto it.

To prevent fire or shock hazard, do not expose

Do not operate the TV if any liquid or solid object

falls into it. Have it checked immediately by

the TV to rain or moisture.

qualified personnel only.

Getting Started

Step 1

Connect the antenna

If you wish to connect a VCR, see the “Connecting a VCR” diagram below.

Rear of TV

IEC connector (not supplied)

Antenna cable (not supplied)

or

: Signal flow

RM-952

Do not install the TV in a confined space, such as a bookcase or built-in cabinet.

Do not block the ventilation openings of the TV.

Do not pull the power cord to disconnect the TV. Pull it out by the plug.

Clean the TV with a dry and soft cloth.

Do not use benzine, thinner, or any other chemicals to clean the TV. Do not scratch the picture tube.

Do not plug in too many appliances to the same power socket. Do not damage the power cord.

Connecting a VCR

To watch the video, press É (see page 12).

Antenna cable (not supplied)

To antenna

output VCR

AUDIO VIDEO

VIDEO IN

VIDEO OUT

Rear of TV

To ù

(antenna)

L(MONO)

1

Disconnect the power cord during lightning storms or if you are not going to use the TV for several days.

Do not install the TV in hot, humid or excessively dusty places.

To video and

To É 1

 

audio outputs

(video input)

 

Audio/Video cable

(yellow)

 

(not supplied)

-L (MONO) (white)

: Signal flow

 

-R (red)

 

 

2

4Using Your New TV

Image 18
Contents BG-3SCHASSIS KV-TF21M61 KV-PF21M70 KV-TF21M90 KV-TF21P11Specifications KV-PF21M70/TF21M61/TF21M90/TF21P11SET-UP Adjustments Table of ContentsDisassembly Circuit 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 video equipment using the ò Monitor output jacks Connecting optional componentsPreset the channels automatically Insert the batteries into the remotePresetting channels Presetting channels automaticallySecuring the TV Presetting channels manually Skipping program numbersWatching the TV Additional tasksChanging the on-screen display language Customizing the picture and sound Setting the Wake Up timerSetting the Sleep timer Selecting the picture and sound modesAdjusting the picture and sound settings Blocking the channelsPress U main power to turn off your TV Self-diagnosis function TroubleshootingCount the number of times the u indicator flashes Indicator flashesTroubleshooting Remote Control Identifying parts and controlsFront panel KV-TF21M61/TF21M90 PF21M70/TF21M61/TF21M90/TF21P11 RM-952 VHF LOW Auto I D/K M Press U to turn on the TV. When the TV is PIC RotationRepeatedly until you get Until Surround Selecting the surround modePress Select repeatedly Appears Press + or to select Desired surround soundSelecting a stereo or bilingual program Press A/B repeatedly until you receive the sound you wantDisplaying Teletext Using FastextViewing Teletext Additional Teletext tasksSelf-diagnosis function AdditionalTroubleshooting Shortcuts Check the antenna directionCheck connection on the AC socket Press ü + to increase the volume level Front panel KV-PF21M70/TF21M61/TF21M90/TF21P11 Select button 2headphone jackJump Sound Progr KV-TF21P11 Your Securing the TV Appears Press + or Press Progr +/- or Number buttons untilDesired program number appears Language / English Your New Picture PF21M70/TF21M61/TF21M90/TF21P11 RM-952 Press U main power to turn off your TV Indicator flashes KV-PF21M70/TF21M61/TF21M90/TF21P11PF21M70/TF21M61/TF21M90/TF21P11 RM-952 Sound Progr Mode Rear Cover Removal Chassis Assy RemovalBracket Removal KV-TF21M61/TF21M90 Service Position Replacement of PartsTerminal 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-952Adjustment Method Adjustment Item Table INF INS TXT OPM OPB KV-PF21M70/TF21M61/TF21M90/TF21P11 Bell Filter Adjustment Picture Quality Adjustments SUB Color AdjustmentSUB HUE Adjustment Board Adjustment After IC003 Memory ReplacementPicture Distortion Adjustment Item Number 00 0BTA8248K TU101 BTF-WG441IIC201 STV5112Schematic Diagrams and Printed Wiring Boards SecamBoard IC001 CXP86449-623S Semiconductors DTC114EKREF. NO. Part no Description Beznet Assy19 4-057-714-01 Piece ASSY, TLH Correction Beznet Assy KV-TF21P11 BUTTON, PowerREF. NO. Part no Description Remark BUTTON, MultiHOLDER, LED Description RemarkElect HOLDER, FBTCeramic Elect 1MFCarbon MylarPLUG, Connector 6P PIN, Connector 4PPLUG, Connector 3P PLUG, Connector 3P Diode100 101 102 Metal ChipMetal 103 TUNER, FSS BTF-LG433 Crystal 104Tuner VIBRATOR, Ceramic105 Only106 107 Diode RD10SB108 Photo Coupler ON3171-R IC LinkTransistor 2SC2712-YG 109 110 111 Transistor 2SC2611 112SOCKET, CRT Coil Carbon Variable ResistorC5 Except KV-PF21M70 113114 115 116

KV-PF21M70, KV-TF21P11, KV-TF21M61 specifications

The Sony KV-TF21M61, KV-TF21P11, and KV-PF21M70 are iconic television models that hold a significant place in the history of consumer electronics. These CRT (cathode-ray tube) televisions were introduced during a time when home entertainment was evolving, showcasing Sony's dedication to delivering high-quality viewing experiences.

The KV-TF21M61 is known for its compact design and impressive image quality, featuring a 21-inch screen size that was perfect for small to medium-sized rooms. Equipped with Sony's advanced Trinitron technology, it delivers vibrant colors and sharp images, making it a favorite among viewers who appreciate clarity and detail. The television features a built-in tuner, allowing users to easily access various TV channels without the need for an external set-top box. The design includes multiple connectivity options, including standard composite inputs, offering versatility for connecting gaming consoles and DVD players.

Similarly, the KV-TF21P11 model carries forward Sony's commitment to exceptional picture quality. With anti-glare screens and enhanced viewing angles, this model ensures that viewers enjoy clear images from different positions in the room. Its user-friendly interface allows easy navigation through channel selections and picture adjustments. The model also includes stereo speakers, providing a richer audio experience that complements the stunning visuals.

On the other hand, the KV-PF21M70 is seen as an evolution of these models, featuring a larger display while retaining the core technological advancements of its predecessors. This unit incorporates Sony's Picture-in-Picture (PiP) feature, allowing users to watch two channels simultaneously or view external input while keeping an eye on live TV. This functionality enhances versatility and user engagement, making it a practical choice for avid viewers who don’t want to miss out on their favorite programs.

All three models are equipped with various sound enhancement features, including bass and treble controls, ensuring users can tailor their audio experience according to their preferences. The robust build quality and reliability typical of Sony products ensure that these televisions remain cherished items even as technology progresses and newer formats emerge.

Overall, the KV-TF21M61, KV-TF21P11, and KV-PF21M70 are more than just old CRT televisions; they represent a significant era in television technology, characterized by brilliant visuals, sound quality, and functional designs that laid the groundwork for modern home entertainment systems. These models remain a testament to Sony's pioneering efforts in the realm of consumer electronics.