Sony KV-TF21M61, KV-TF21P11, KV-PF21M70 service manual 114

Page 82

KV-PF21M70/TF21M61/TF21M90/TF21P11

 

 

 

 

RM-952

 

 

 

 

 

 

 

 

 

 

 

5 (Except KV-PF21M70)

 

 

F

1 (TF21P11KV-TF21M61/only)

 

C

 

 

 

V

The components identified by shading and mark !are critical for safety. Replace only with part number specified.

REF. NO.

PART NO.

DESCRIPTION

 

 

REMARK

 

 

 

 

 

 

 

 

 

 

 

 

R739

1-247-807-31

CARBON

100

5%

 

1/4W

 

R740

1-247-807-31

CARBON

100

5%

 

1/4W

 

R755

1-249-418-11

CARBON

1.2K

5%

 

1/4W

 

R756

1-249-418-11

CARBON

1.2K

5%

 

1/4W

 

R757

1-249-418-11

CARBON

1.2K

5%

 

1/4W

 

R1802

1-249-387-11

CARBON

3.3

5%

 

1/4W

F

R1803

1-249-387-11

CARBON

3.3

5%

 

1/4W

F

R1805

1-249-429-11

CARBON

10K

5%

 

1/4W

 

R1806

1-249-425-11

CARBON

4.7K

5%

 

1/4W

 

R1808

1-249-425-11

CARBON

4.7K

5%

 

1/4W

 

R1809

1-249-435-11

CARBON

33K

5%

 

1/4W

 

R1810

1-249-435-11

CARBON

33K

5%

 

1/4W

 

R1811

1-249-440-11

CARBON

82K

5%

 

1/4W

 

R1812

1-249-435-11

CARBON

33K

5%

 

1/4W

 

R1821

1-249-440-11

CARBON

82K

5%

 

1/4W

 

R1822

1-249-435-11

CARBON

33K

5%

 

1/4W

 

R1823

1-249-426-11

CARBON

5.6K

5%

 

1/4W

 

R1824

1-249-435-11

CARBON

33K

5%

 

1/4W

 

 

 

 

 

 

<VARIABLE RESISTOR>

 

 

 

 

RV702

1-241-656-21

RES, ADJ, METAL FILM 110M

 

 

 

 

****************************************************************************

*A-1241-355-A F BOARD, MOUNTED

********************

1-533-223-11 CLIP, FUSE

*4-374-846-01 COVER, CAPACITOR, CAP TYPE

<CAPACITOR>

C654 !1-117-703-51

CERAMIC

0.0047MF

99%

250V

C4602 !1-104-708-51

FILM

0.47MF

20%

250V

 

<CONNECTOR>

 

 

 

CN4601* 1-580-843-11

PIN, CONNECTOR (POWER)

 

 

CN4602* 1-580-843-11

PIN, CONNECTOR (POWER)

 

 

CN4603 1-695-915-11

TAB (CONTACT)

 

 

 

<FUSE>

F4601 !1-532-237-11 FUSE, TIME-LAG (BET) 3.15A/250V

<RESISTOR>

R4601 !1-202-719-91

SOLID

1M

10% 1/2W

 

 

<TRANSFORMER>

 

T4601

1-424-682-11

TRANSFORMER, LINE FILTER

 

T4602

1-424-682-11

TRANSFORMER, LINE FILTER

 

REF. NO. PART NO.

DESCRIPTION

REMARK

 

 

 

 

 

 

 

 

 

 

 

<VARISTOR>

 

VDR461 1-801-073-31

VARISTOR TNR14V471K660

 

****************************************************************************

*A-1347-155-A V1 BOARD, COMPLETE

**********************

(KV-TF21M61/TF21P11 ONLY)

 

 

<CAPACITOR>

 

 

 

C801

1-104-664-11

ELECT

47MF

20%

16V

C805

1-163-038-91

CERAMIC CHIP

0.1MF

 

25V

C806

1-163-038-91

CERAMIC CHIP

0.1MF

 

25V

C815

1-163-251-11

CERAMIC CHIP

100PF

5%

50V

C816

1-164-505-11

CERAMIC CHIP

2.2MF

 

16V

C817

1-164-004-11

CERAMIC CHIP

0.1MF

10%

25V

C818

1-163-239-11

CERAMIC CHIP

33PF

5%

50V

C820

1-163-239-11

CERAMIC CHIP

33PF

5%

50V

C821

1-163-038-91

CERAMIC CHIP

0.1MF

 

25V

C822

1-163-009-11

CERAMIC CHIP

0.001MF

10%

50V

C823

1-126-933-11

ELECT

100MF

20%

16V

C826

1-126-963-11

ELECT

4.7MF

20%

50V

C829

1-163-113-00

CERAMIC CHIP

68PF

5%

50V

C830

1-163-038-91

CERAMIC CHIP

0.1MF

 

25V

C831

1-126-933-11

ELECT

100MF

20%

16V

C832

1-126-964-11

ELECT

10MF

20%

50V

C835

1-163-038-91

CERAMIC CHIP

0.1MF

 

25V

C837

1-126-933-11

ELECT

100MF

20%

16V

 

 

<CONNECTOR>

 

 

 

CN801 * 1-774-812-11

CONNECTOR, BOARD TO BOARD 7P

 

CN803 * 1-774-812-11

CONNECTOR, BOARD TO BOARD 7P

 

 

 

<DIODE>

 

 

 

D802

8-719-914-44

DIODE DAP202K

 

 

 

D803

8-719-105-46

DIODE RD3.3M-B2

 

 

D804

8-719-105-91

DIODE RD5.6M-B2

 

 

D806

8-719-988-61

DIODE 1SS355TE-17

 

 

D807

8-719-988-61

DIODE 1SS355TE-17

 

 

 

 

<FERRITE BEAD>

 

 

 

FB801 1-410-397-21

FERRITE

1.1UH

 

 

FB802 1-410-397-21

FERRITE

1.1UH

 

 

FB803 1-410-397-21

FERRITE

1.1UH

 

 

FB804 1-410-682-31

INDUCTOR

470UH

 

 

FB805

1-410-397-21

FERRITE

1.1UH

 

 

 

 

<IC>

 

 

 

IC801

8-759-476-87

IC SAA5261

 

 

 

– 114 –

Image 82
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 automatically Presetting channelsSecuring the TV Presetting channels manually Skipping program numbersAdditional tasks Watching the TVChanging 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 Identifying parts and controls Remote ControlFront 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 AdditionalCheck the antenna direction Troubleshooting ShortcutsCheck 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 Number buttons until Appears Press + or Press Progr +/- orDesired 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 Chassis Assy Removal Rear Cover RemovalBracket Removal KV-TF21M61/TF21M90 Replacement of Parts Service PositionTerminal 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 DTC114EKBeznet Assy REF. NO. Part no Description19 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 Metal Chip 102Metal 103 TUNER, FSS BTF-LG433 Crystal 104Tuner VIBRATOR, Ceramic105 Only106 107 Diode RD10SBPhoto Coupler ON3171-R IC Link 108Transistor 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.