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Sony TRINITRON KV-HA21P50 Service Manual
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Sony TRINITRON KV-HA21P50 Service Manual

Sony TRINITRON KV-HA21P50 Service Manual

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  • Page 2 REVISION HISTORY BG2T CHASSIS MODEL 9-872-289-02 PART NO. : KV-HA21P50 KV-HA21P50 SUFFIX DATE SUPP / CORR DESCRIPTION 1st. Issue 2002/2 Rear Cover Assy Suffix Change (P. 52) Supp. -1 2002/6...
  • Page 3 SERVICE MANUAL BG2T CHASSIS MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. KV-HA21P50 RM-969 SCC-U68F-A KV-HA21P50 RM-969 SCC-U67N-A JUMP SOUND PROGR MODE SPACE SOUND TRINITRON COLOR TV ®...
  • Page 4 OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. ANODE. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 2 –...

  • Page 5: Table Of Contents

    KV-HA21P50 RM-969 TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSTIC FUNCTION ........4 5. DIAGRAMS 5-1. Block Diagram ............23 1. GENERAL ..............7 5-2. Circuit Boards Location .......... 25 5-3. Schematic Diagram ..........26 2. DISASSEMBLY (1) A Board Schematic Diagram ......

  • Page 6: Self Diagnostic Function

    KV-HA21P50 RM-969 SELF DIAGNOSTIC FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY/TIMER lamp will automati- cally begin to flash. The number of times the lamp flashes translates to a probable source of the problem. A definition of the STANDBY/ TIMER lamp flash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 7 KV-HA21P50 RM-969 2. DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT Diagnostic Item Flash Count* 2 times +B overcurrent/overvoltage 2 times Vertical deflection stopped 4 times 4 times * One flash count is not used for self-diagnostic. Lamp ON 0.3 sec. Lamp OFF 3 sec. Lamp OFF 0.3 sec.
  • Page 8 KV-HA21P50 RM-969 5. HANDLING OF SELF-DIAGNOSTIC SCREEN DISPLAY Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen during repairs. When you have completed the repairs, clear the result display to “0”. Unless the result display is cleared to “0”, the self-diagnostic function will not be able to detect subsequent faults after completion of the repairs.

  • Page 9: General

    KV-HA21P50 RM-969 The operating instruction mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of SECTION 1 GENERAL the Operating Instruction Manual remain as in the manual. WARNING (continued) Getting Started Step 1 Insert the batteries (supplied) into the remote. Note Do not plug in too many appliances to the same •...
  • Page 10 TV. • Count the number of times the 1 (standby) indicator flashes. Press ! The 1 (standby) (main power) to turn off your TV. Contact your nearest Sony service indicator on your TV Setting the Sleep timer center.
  • Page 11 KV-HA21P50 RM-969 Presetting channels Customizing the picture and sound You can customize the picture and sound by selecting the picture and sound You can automatically preset up to 100 TV channels in numerical sequence modes or by adjusting its settings. from program number 1, or manually preset desired channels and channels You can change the sound effect by selecting the space sound mode.
  • Page 13 Anode Button...

  • Page 14: Set-Up Adjustments

    KV-HA21P50 RM-969 SECTION 3 SET-UP ADJUSTMENTS The following adjustments should be made when a complete Perform the adjustments in the following order : realignment is required or a new picture tube is installed. 1. Beam Landing These adjustments should be performed with rated power 2.

  • Page 15: Convergence

    KV-HA21P50 RM-969 3-2. CONVERGENCE • Operation of V. Stat magnet If the V. Stat magnet is moved in the "a" and "b" arrows, the Preparation : red, green and blue dots move as shown below. • Before starting this adjustment, adjust the focus, horizontal size and vertical size.
  • Page 16 KV-HA21P50 RM-969 (2) Dynamic Convergence Adjustment Preparation: Before starting this adjustment, adjust the horizontal static convergence and the vertical static convergence Insert Correction Plate to DY Pocket (Left or Right) YCH Rotate YCH VOL on DY Rotate TLV VOL ON DY XCV Rotate XCV Adj core on DY ON DY: (3) Screen-corner Convergence...

  • Page 17: Focus Adjustment

    KV-HA21P50 RM-969 3-3. FOCUS ADJUSTMENT 2.a) WHITE BALANCE ADJUSTMENT 1) Set to Service Mode (Refer Section 4-1: ADJUSTMENTS FOCUS adjustment should be completed before W/B adjustment. WITH COMMANDER). 1. Receive digital monoscope pattern. 2) Input white raster signal. 2. Set "Picture Mode" to "DYNAMIC". 3) Set 49 (ABL) and IF (VP2) service mode to 00.

  • Page 18: Circuit Adjustments

    KV-HA21P50 RM-969 SECTION 4 CIRCUIT ADJUSTMENTS 4-1. ADJUSTMENT WITH COMMANDER 4-2. ADJUSTMENT METHOD Service adjustments to this model can be performed using the Item Number 00 HPS supplied Remote Commander RM-969 This explanation uses H Shift as an example. 1. Select “00 HPS” with the 1 and 4 buttons. a.
  • Page 21 KV-HA21P50 RM-969 ITEM INFORMATION No. 1E VP1 Item KV-HA21P50 (E) KV-HA21P50 (ME) Switch-on behaviour 1=Switch -on of picture via internal delay 0=Without delay 00(4) 1=Switch off in vertical overscan 0=Switch-off undefind 18(7) Service blanking 1= on 0= off 0B(7) RGB Blanking Mode 1 = wide blanking, 0 = normal blanking 02(7) Forced Color-on 1=no colour killer 0=normal colour killer function 1B(0)
  • Page 22 KV-HA21P50 RM-969 No. 4E OP1 Item HA ME VOL AV Input COMB KV-HA21P50 (E) KV-HA21P50 (ME) HA ME Vol Tone controller Volume curve setting. 1 = for HA(ME), 0 = for HA(GE) AV Input 00 = no AV Input model 01 = 1 AV Input model 10 = 2 AV Input model 11 = Not available...

  • Page 23: Picture Quality Adjustment

    KV-HA21P50 RM-969 4-3. PICTURE QUALITY ADJUSTMENT 4-4. DEFLECTION ADJUSTMENT NORMAL MODE (50Hz) SUB COLOR ADJUSTMENT Set to Service mode. 1. Select Video. Input PAL color bar. Using the 1 and 4 button, select category GEO 2. Input a PAL color-bar. 3.

  • Page 24: Picture Distortion Adjustment

    KV-HA21P50 RM-969 4-6. PICTURE DISTORTION ADJUSTMENT Item Number 00 – 08 HPS (H POSITION) HSZ (H SIZE) PAP (PIN AMPLITUDE) CPN (CORNER PIN) TLT (TILT) VSL (V SLOPE) VAP (VERTICAL AMPLITUDE) SCO (S CORRECTION) VPS (V SHIFT) – 22 –...

  • Page 25: Diagrams

    KV-HA21P50 KV-HA21P50 RM-969 RM-969 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM POWER SUPPLY, DEFLECTION, AUDIO CV (RGB AMPLIFIER) Q405 J400 AND VIDEO PROCESSING, VIDEO BUFFER AUDIO/VIDEO INPUT/OUTPUT, SYSTEM CONTROLLER Q404 MONITOR Q712 Q706 BUFFER L (MONO) R DRIVE R AMP Q403 VIDEO BUFFER VIDEO...

  • Page 26: Circuit Boards Location

    KV-HA21P50 RM-969 5-2. CIRCUIT BOARDS LOCATION CV BOARD A BOARD – 25 –...

  • Page 27: Schematic Diagram

    KV-HA21P50 RM-969 5-3. SCHEMATIC DIAGRAM Note: • All capacitors are in µF unless otherwise noted. • All electrolytic capacitors are rated at 50V unless otherwise noted. • All resistors are in ohms. kΩ = 1000Ω, MΩ = 1000kΩ • Indication of resistance which does not have rating electrical power is as follows.

  • Page 28: A Board Schematic Diagram

    KV-HA21P50 KV-HA21P50 RM-969 RM-969 (1) A Board Schematic Diagram TO SPEAKER CN300 CN302 CN301 CN200 J200 TO CV BOARD JACK Q922 CN703 Q923 D200 R102 C113 Q203 MSD601-RT1 R446 DA204K EQUALIZER R922 C411 0.1 16V R928 C418 L200 47 R437 R101 SWF100 R438...
  • Page 29 KV-HA21P50 KV-HA21P50 RM-969 RM-969 TO PAGE 1/2 TO PAGE 1/2 R051 IC001 :CHIP C007 SYSTEM CONTROLLER C025 0.001 R071 L001 R057 C015 R076 100:CHIP C053 R340 B:CHIP R034 D322 0.001 R033 470 10V 0.01 C005 6.3V R075 2.2K FLR50 :CHIP C342 C032 UDZSTE-179.1B...

  • Page 30: Cv Board Schematic Diagram

    KV-HA21P50 RM-969 (2) CV Board Schematic Diagram CN702 1P :TAB L701 RGB AMPLIFIER 22UH 200V :EL0607 200V C704 0.022 C701 R703 400V FOCUS 0.0047 100k 1/2W G1-1 J701 SOCKET CN701 R705 RV702 :S-MICRO 110M TO A BOARD CN500 G1-2 G1-3 10 9 8 R708 0.68...
  • Page 31 KV-HA21P50 RM-969 A Board ✼ Mark List KV-HA21P50 (E) KV-HA21P50 (ME) C241 0.0015P B:CHIP 0.0047P B:CHIP C242 0.0015P B:CHIP 0.0047P B:CHIP C520 C521 CN520 CT131 TRAP CERAMIC D520 1SS119-25 D521 1SS119-25 IC001 CXP85224A-085S CXP85224A-080S IC520 NJM4556AD JR030 0 :CHIP Q520 2SC3311A-QRSTA R069 1.0K :CHIP...

  • Page 32: Voltage Measurement

    KV-HA21P50 RM-969 5-4. VOLTAGE MEASUREMENT A BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] IC001 (4.6) [0] (0) [4.5] (3.8) [4.6] IC003 (0) [4.9] (0.2) [0.5] (3.3) [3.9] (2.8) [3.1] (2.7) [2.9] (2.8) [3] IC004 IC101 (0.9) [1.8] (2.7) [2.9] IC201...
  • Page 33 KV-HA21P50 RM-969 A BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] IC551 Q106 Q314 13.6 Q201 Q315 13.7 Q202 (6) [3.3] Q316 IC601 (0) [1.3] (13) [13.4] (*) [159] Q203 (5.5) [5.2] Q317 (*) [7] (*) [2] (6.1) [5.8] IC602 (*) [118]...
  • Page 34 KV-HA21P50 RM-969 A BOARD VOLTAGE LIST Pin No. Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] Q851 Q924 (5.5) [0] Q962 (6.1) [8.5] Q922 Q956 Q964 Q961 (1.9)[1.4] Q966 Q923 (1.4) [1.9] (9) [2.4] (2.5) [9] (2.5)[2.1] (2.1) [2.4] CV BOARD VOLTAGE LIST Pin No.

  • Page 35: Waveforms

    KV-HA21P50 RM-969 5-5. WAVEFORMS A BOARD WAVEFORM NTSC3.58 PAL/NTSC 3.58 NTSC3.58 PAL/NTSC 3.58 5.84Vp-p 3.76Vp-p 4.96Vp-p 3.84Vp-p 4.08Vp-p 1.4Vp-p PAL/NTSC3.58 NTSC3.58 PAL/NTSC 3.58 PAL/NTSC3.58 1.2Vp-p 1.64Vp-p 1.2Vp-p 1.2Vp-p 1.12Vp-p 3.16Vp-p NTSC3.58 NTSC3.58 NTSC3.58 2.56Vp-p 3.2Vp-p 2.64Vp-p 3.2Vp-p 2.92Vp-p 416Vp-p NTSC3.58 PAL/NTSC 3.58 PAL/NTSC3.58 PAL/NTSC3.58...

  • Page 36: Printed Wiring Boards And Parts Location

    KV-HA21P50 RM-969 5-6. PRINTED WIRING BOARDS AND PARTS LOCATION PRINTED WIRING BOARDS [RGB AMPLIFER] – CV Board – R1763 R721 JW 706 P702 CN1702 CLP701 R722 Q1767 C1760 Q712 R1790 EY704 R726 R757 C1762 C736 JW 709 R730 Q710 EY710 R1774 EY707 R733...
  • Page 37 KV-HA21P50 KV-HA21P50 RM-969 RM-969 PRINTED WIRING BOARDS NOTE: The circuit indicated at left contains high voltage of over [POWER SUPPLY,DEFLECTION, 1220 Vp-p. Please pay attention when inspecting or re- AUDIO AND VIDEO PROCESSING, pairing it to prevent an electric shock. AUDIO/VIDEO INPUT/OUTPUT AND SYSTEM CONTROLLER] –...

  • Page 38: Semiconductors

    KV-HA21P50 RM-969 5-7. SEMICONDUCTORS DIODE CATHODE CATHODE ANODE ANODE (GRN) ANODE CATHODE (GRN) CATHODE ANODE ANODE D1NL20U NNCD8.2A-T1 RD5.6ESB2 RD2.2ES-B2 SPB-25MVWF DA204K D3S6MF NNCD9.1A-T1 RD5.1SB-T2 RD15ES-B1 ELIZ RU4AM-T3 UDZSTE-179.1B S3L20UF4 HZS361-TE 1SS119-25 1SS355TE-17 RD13SB2 GPO8D UF4007G23 EGP20G TRANSISTOR LETTER SIDE CATHODE ANODE ANODE...
  • Page 39 KV-HA21P50 RM-969 MARKING SIDE VIEW TOP VIEW Zig-zag In -line Package Small Outline L-Leaded Pin 6~99 Pin 8~98 STR-F6707A AN5522 MM1319AFBE NJM2903M – 41 –...

  • Page 40: Exploded Views

    KV-HA21P50 RM-969 SECTION 6 EXPLODED VIEWS NOTE: • • Items marked " ∗ " are not stocked since Items with no part number and no The components identified by description are not stocked because they are seldom required for routine shading and mark ! are critical they are seldom required for routine ser vice.
  • Page 41 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. SECTION 7 Replace only with part number specified. ELECTRICAL PARTS LIST REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK • Items marked " ∗ " are not stocked since •...
  • Page 42 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK C207 1-126-942-61 ELECT 1000UF 20.00% 25V C345 1-162-967-11 CERAMIC CHIP 0.0033UF 10.00% 50V C208...
  • Page 43 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK C602 1-117-752-11 ELECT(BLOCK) 330UF 20.00% 450V <CONNECTOR> C603 1-117-623-11 FILM 1500PF...
  • Page 44 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK D407 8-719-069-60 UDZSTE-179.1B IC551 8-759-835-98 IC AN5522 D500 8-719-911-19 1SS119-25 IC601...
  • Page 45 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK <IC LINK> R014 1-216-057-00 RES-CHIP 2.2K 1/10W R015 1-216-025-11 RES-CHIP 1/10W...
  • Page 46 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK R118 1-216-041-00 RES-CHIP 1/10W R304 1-216-051-00 RES-CHIP 1.2K 1/10W R119 1-216-081-00...
  • Page 47 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK R412 1-216-049-11 RES-CHIP 1/10W R553 1-249-385-11 CARBON 1/4W R413 1-216-113-00 RES-CHIP...
  • Page 48 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK <VARIABLE RESISTOR> C708 1-102-114-00 CERAMIC 470PF 10.00% 50V C709 1-102-114-00 CERAMIC...
  • Page 49 KV-HA21P50 RM-969 The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK R707 1-215-413-00 METAL 1/4W <VARIABLE RESISTOR> R708 1-216-387-11 METAL OXIDE 0.68 R710...

  • Page 50: Picture Tube And Chassis

    SECTION 6. EXPLODED VIEWS 6-1. PICTURE TUBE AND CHASSIS (see page 42) REF. NO. PART NO. DESCRIPTION REMARK X-4039-650-2 COVER REAR, ASSY (I 10 SCREWS) Sony Corporation Sony Technology Malaysia Sdn. Bhd. English 9-872-289-02  Visual Products 2002.6 – 52 –...

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