Sony KV-PF21M70, KV-TF21P11, KV-TF21M61 service manual Semiconductors, DTC114EK

Page 62

KV-PF21M70/TF21M61/TF21M90/TF21P11

RM-952

5-5. SEMICONDUCTORS

DIODE

 

 

AK04V0

ON3171-R

AU-01Z-V1

4

EL1Z

GP08D

3

 

RD33EB3T

 

RGP02-17EL-6433

 

CATHODE

1

4

3

1

 

 

D1NS4

 

 

D1N20R

 

ANODE

RD20ES-B2

 

RD30ESB2

 

 

 

 

RD6.8ES-B1

D4SB60L

 

RD9.1ES-L2

 

 

1SS119-25

CATHODE

ANODE

ERC04-06SE

5P6M

ERC06-15S

 

RN4Z

 

31DQ06-FC5

 

CATHODE

 

 

CATHODE

 

GATE

 

ANODE

ANODE

DA204K

 

RD3.3M-B2

RD5.6M-B2

3

2

1

3

2

1

DAP202K

3

2

1

3

2

1

LED

SPB-26MVWF

ANODE

(GRN) ANODE

CATHODE (GRN)

TRANSISTOR

UN2111

UN2211

UN2213

DTC114EK

UN2216 2SA1162-G 2SC1623-L5L6 2SC2712-YG 2SD2114K

C

B

E

2SC2785-HFE

LETTER SIDE

E C B

2SA1091-O

E C B

2SD2394-EF

2SC2611

LETTER SIDE

E C B

2SC4927-01

D1

G1

S1

NC

S2

G2 D2

2SD774-34

E C B

RF614

KV-PF21M70/TF21M61/TF21M90/TF21P11

RM-952

IC

CXA2130S (64PIN)

CXP86469-615S (64PIN)

SAA5261 (52PIN)

ST24C08FB6 (8PIN)

TDA7429S (42PIN)

1

TOP VIEW

 

Dual In-line Package

Pin 6~98

MM1319AFBE (7PIN)

NJM2903M (8PIN)

1 TOP VIEW

Single In -line Package

Pin 6~98

NJM78M09FA

TA7805S

KV-PF21M70/TF21M61/TF21M90/TF21P11

RM-952

TDA8172

LA6510

1

10

STR-F6654

MARKING SIDE VIEW

1

Zig-zag In -line Package Pin 6~99

RU-1P

MARKING SIDE

VIEW

39

27

40

26

52

14

1

13

S-80743AL-A7-S

ERA22-08

 

ERD29-08J

 

3

 

CATHODE

 

2

 

1

 

 

3

2

 

1

 

ANODE

 

FMU-G26S

 

MA111-TX

 

1SS355TE-17

 

DTZ-TT11-15B

 

RD10S-B

 

RD5.1SB-T2

 

RD9.1S-B

 

UDZS-TE17-6.8B

 

1

 

2

3

1

 

2 ANODE

3

CATHODE

B C E

2SD2144S-UVW

E C B

 

SBX1981-51

G D S

1

2

3

2SK2845-LB102

TA8248K

SE-135N

E

C

B

1

n

– 90 –

– 91 –

– 92 –

Image 62
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 remoteSecuring the TV Presetting channelsPresetting channels automatically Presetting channels manually Skipping program numbersChanging the on-screen display language Watching the TVAdditional tasks 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 Front panel Remote ControlIdentifying parts and controls 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 AdditionalCheck connection on the AC socket Troubleshooting ShortcutsCheck the antenna direction 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 Desired program number appears Appears Press + or Press Progr +/- orNumber buttons until 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 Bracket Removal KV-TF21M61/TF21M90 Rear Cover RemovalChassis Assy Removal Terminal Bracket Removal Service PositionReplacement of Parts 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 DTC114EK19 4-057-714-01 Piece ASSY, TLH Correction REF. NO. Part no DescriptionBeznet Assy 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 Metal 102Metal Chip 103 TUNER, FSS BTF-LG433 Crystal 104Tuner VIBRATOR, Ceramic105 Only106 107 Diode RD10SBTransistor 2SC2712-YG 108Photo Coupler ON3171-R IC Link 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.