Sony TRINITRON KV-HW21P80A Service Manual
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Sony TRINITRON KV-HW21P80A Service Manual

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REVISION HISTORY
MODEL
KV-HW21P80A
NO.
SUFFIX
1
-01
2003/10
DATE
SUPP / CORR
_ _
BG2T
9-872-406-01
PART NO. :
DESCRIPTION
1st Issue
CHASSIS

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Summary of Contents for Sony TRINITRON KV-HW21P80A

  • Page 1 REVISION HISTORY BG2T CHASSIS MODEL 9-872-406-01 PART NO. : KV-HW21P80A SUFFIX DATE SUPP / CORR DESCRIPTION 2003/10 1st Issue...
  • Page 2 SERVICE MANUAL BG2T CHASSIS MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. KV-HW21P80A RM-969 Pakistan (Silver) RM 969 (Light Blue) JUMP JUMP SOUND PROGR SOUND PROGR MODE MODE SPACE SPACE SOUND SOUND TRINITRON COLOR TV ®...

  • Page 3: Table Of Contents

    THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. OR CARBON PAINTED ON THE CRT, AFTER REMOVING THE REPLACE THESE COMPONENTS WITH SONY PARTS ANODE. WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 2 –...

  • Page 4: Self Diagnosis Function

    KV-HW21P80A RM-969 SELF DIAGNOSIS FUNCTION The units in this manual contain a self-diagnosis function. If an error occurs, the STANDBY (1) indicator will automati- cally begin to flash. A description of the self-diagnosis function is explained in the instruction manual. The number of times the STANDBY (1) indicator flashes translates to a probable source of the problem.
  • Page 5 KV-HW21P80A RM-969 2. DISPLAY OF STANDBY (1) INDICATOR FLASH COUNT Diagnosis 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-diagnosis. Lamp ON 0.3 sec. Lamp OFF 3 sec.
  • Page 6 KV-HW21P80A RM-969 5. HANDLING OF SELF-DIAGNOSTIC SCREEN DISPLAY Since the diagnosis 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-diagnosis function will not be able to detect subsequent faults after completion of the repairs.

  • Page 7: Disassembly

    KV-HW21P80A RM-969 SECTION 1 DISASSEMBLY 1-1. REAR COVER REMOVAL 1-2. SPEAKER REMOVAL 1 Two screw 2 Rear cover (+BVTP 4 × 16) 1Eight screws (BVTP 4 × 16) 1-3. CHASSIS ASSY REMOVAL 1-4. SERVICE POSITION 1-5. TERMINAL BRACKET REMOVAL 1-6. A BOARD REMOVAL 2 One screw (+BVTP 3 ×...

  • Page 8: Picture Tube Removal

    KV-HW21P80A RM-969 1-7. PICTURE TUBE REMOVAL Note: • The picture tube is upside-down and the position for the anode cap and tension springs are changed accordingly. • Please make sure the TV set is not in standing position before removing necessary CRT support located on bottom right and left.

  • Page 9: Set-Up Adjustments

    KV-HW21P80A RM-969 SECTION 2 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 10: Convergence

    KV-HW21P80A RM-969 2-2. 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 11 KV-HW21P80A 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 12: Focus Adjustment

    KV-HW21P80A RM-969 2-3. FOCUS ADJUSTMENT 2.a) WHITE BALANCE ADJUSTMENT 1) Set to Service Mode (Refer Section 3-1: 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 13: Circuit Adjustments

    KV-HW21P80A RM-969 SECTION 3 CIRCUIT ADJUSTMENTS 3-1. ADJUSTMENT WITH COMMANDER e. OTHER FUNCTION VIA REMOTE COMMANDER All the data becomes the values in memory. Service adjustments to this model can be performed using the All user control goes to the standard state. supplied Remote Commander RM-969.
  • Page 16 KV-HW21P80A RM-969 ITEM INFORMATION No. 1E VP1 Item KV-HW21P80A 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 17 KV-HW21P80A RM-969 No. 4F OP2 HDEV XTAL Item No NICAM US ST IV-Curve SECAM 2nd Lang. KV-HW21P80A No NICAM 1 = NICAM search is disable in any TV system, 0 = NICAM search operates US ST (Reserved for NTSC model) 1 V-Curve 1 = using common volume curve for every mode and every TV system (for monaural mode)
  • Page 18 KV-HW21P80A RM-969 OPERATION GUIDE SERVICE MODE How to set up new NVM (or initialize already written one) (1) AC ON (2) Enter Service Mode - describing below how to enter (3) Push the commander button “5” and “0” sequentially (only set initial data into RAM, but not write them into NVM yet) (4) Push the commander button “2”...

  • Page 19: Picture Quality Adjustment

    KV-HW21P80A RM-969 3-3. PICTURE QUALITY ADJUSTMENT 3-4. 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 20: Picture Distortion Adjustment

    KV-HW21P80A RM-969 3-6. 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) – 19 –...

  • Page 21: Diagrams

    KV-HW21P80A KV-HW21P80A RM-969 RM-969 SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM POWER SUPPLY, DEFLECTION, AUDIO C (RGB AMPLIFIER) AND VIDEO PROCESSING, AUDIO/VIDEO INPUT/OUTPUT, MICROCOMPUTER VIDEO VIDEO RGB Amp IN 1 L (MONO) (FRONT) V901 PICTURE TUBE VIDEO L IN L OUT L IN L OUT VIDEO...

  • Page 22: Circuit Boards Location

    KV-HW21P80A RM-969 4-2. CIRCUIT BOARDS LOCATION C Board A Board 4-3. SCHEMATIC DIAGRAM Reference information RESISTOR : RN METAL FILM Note: : RC SOLID All capacitors are in µF unless otherwise noted. • : FPRD NONFLAMMABLE CARBON • All electrolytic capacitors are rated at 50V unless otherwise : FUSE NONFLAMMABLE FUSIBLE noted.

  • Page 23: A Board Schematic Diagram

    KV-HW21P80A KV-HW21P80A RM-969 RM-969 (1) A Board Schematic Diagram VIF/YC/J AUDIO CN300 CN200 :S-MICRO :S-MICRO TO C BOARD CN701 J200 L200 D200 JAC K C426 C113 R102 JW250 # CH:CHIP R438 C418 C201 R446 R225 R230 R234 TU100 C237 0.022 R101 R130 1.5K...
  • Page 25 KV-HW21P80A RM-969 4-4. VOLTAGE MEASUREMENT AND WAVEFORM A BOARD VOLTAGE LIST AND WAVEFORM Pin No. Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC001 21.7 10.3 IC301 0.01 0.03 0.17 0.01 IC002 0.15 2.520V 0.01 12.2 IC003 0.44 0.03 0.07 IC004 0.01 4.22 IC201...
  • Page 26 KV-HW21P80A RM-969 A BOARD VOLTAGE LIST AND WAVEFORM Pin No. Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC604 12.2 Q204 20.9 21.6 21.7 IC850 Q205 1.100V Q208 Q300 IC851 1.420V Q301 Q302 Q303 PH600 1.120V Q304 Q001 Q305 Q002 Q306 Q003 Q307 Q004...
  • Page 27 KV-HW21P80A RM-969 A BOARD VOLTAGE LIST AND WAVEFORM Pin No. Voltage[v] Pin No. Voltage[v] Q321 Q801 94.2 137.6 Q400 12.2 12.2 Q406 19.40V Q407 Q802 Q500 Q621 656.0mV Q800 Q850 Q851 1.320V 1.600V C BOARD VOLTAGE LIST AND WAVEFORM Pin No. Voltage[v] Pin No.

  • Page 28: Printed Wiring Boards And Parts Location

    KV-HW21P80A KV-HW21P80A RM-969 RM-969 4-5. PRINTED WIRING BOARDS AND PARTS LOCATION NOTE: PRINTED WIRING BOARDS The circuit indicated at left contains high voltage of over 1220 Vp-p. Please pay attention when inspecting or re- pairing it to prevent an electric shock. [POWER SUPPLY, DEFLECTION AUDIO AND VIDEO PROCESSING, AV INPUT/OUTPUT AND MICROCOMPUTER] A BOARD –...
  • Page 29 KV-HW21P80A RM-969 PRINTED WIRING BOARDS [RGB AMPLIFER] – C Board – – 31 –...

  • Page 30: Semiconductors

    KV-HW21P80A RM-969 4-6. SEMICONDUCTORS DIODE CATHODE CATHODE CATHODE CATHODE ANODE CATHODE ANODE ANODE ANODE ANODE D3S6M-F RD9.1S EGO1CV1 D1NL20U EL1Z DA204K S3L20UF4 RD9.15-B HZ9.1NB2 EGP20G 1SS355TE-77 UDZSTE-175.1B RD5.6ESL3 GP08D 1SS355TE-17 RD8.ESB2 RD15ES-B2 1SS119-25 TRANSISTOR ANODE ANODE CATHODE CATHODE D3SB60F3 UPC574J RN4Z DTC144EKA MA8024...
  • Page 31 KV-HW21P80A RM-969 AN5522 AN5276 TDA6107Q/N2 RPM7140-H5 – 33 –...

  • Page 32: Exploded Views

    KV-HW21P80A RM-969 SECTION 5 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 33: Electrical Parts List

    KV-HW21P80A RM-969 The components identified by shading and mark ! are critical for safety. SECTION 6 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 34 KV-HW21P80A 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 C215 1-107-725-11 CERAMIC CHIP 0.1UF 10.00% 16V C358 1-163-251-11 CERAMIC CHIP 100PF...
  • Page 35 KV-HW21P80A 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 D005 8-719-069-55 DIODE UDZSTE-175.6B C621 ! 1-117-703-51 CERAMIC 0.0047UF 99% 250V D006...
  • Page 36 KV-HW21P80A 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 <CONNECTOR> L103 1-410-987-42 INDUCTOR 0.33UH L200 1-249-401-11 CARBON 1/4W * 1-580-798-11 CONNECTOR PIN (DY) 6P...
  • Page 37 KV-HW21P80A 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 R008 1-216-065-61 RES-CHIP 4.7K 1/10W R117 1-216-081-61 RES-CHIP 1/10W R009 1-216-037-61...
  • Page 38 KV-HW21P80A 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 R329 1-216-043-61 RES-CHIP 1/10W R502 1-216-370-11 METAL OXIDE R330 1-216-295-61 SHORT CHIP...
  • Page 39 KV-HW21P80A 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 R874 1-215-475-00 METAL 180K 1/4W <CAPACITOR> R878 1-216-049-61 RES-CHIP 1/10W R879...
  • Page 40 MATCHING TRANSFORMER, ANTENNA 3-701-910-00 SCREW, SPECIAL (DIA. 3.8X20) * 4-039-372-01 BAG, PROTECTION * 4-091-756-02 CUSHION, LOWER * 4-091-757-02 CUSHION, UPPER * 4-096-831-02 INDIVIDUAL CARTON Sony Corporation Sony Technology Malaysia Sdn. Bhd. English 9-872-406-01  Visual Products 2003.10 – 42 –...

  • Page 41: Operating Instructions

    4-098-715-11 (1) Trinitron Color TV Operating Instructions • Before operating the unit, please read this manual thoroughly and retain it for future reference. KV-HW21 P80A © 2003 Sony Corporation...
  • Page 42 Getting Started Step 1 Insert the batteries (supplied) into the remote. Note • Do not use old batteries nor use different types of batteries together. Step 2 Connect the antenna cable (not supplied) to 8 (antenna input) at the rear of the TV. •...
  • Page 43 WARNING • Dangerously high voltages are present inside the TV. • TV operating voltage: 110 – 240 V AC. • Do not plug in the power cord until you have completed making all other connections; otherwise a minimum leakage current might flow through the antenna and other terminals to ground.
  • Page 44 WARNING (continued) Do not plug in too many appliances to the same To prevent fire or shock hazard, do not expose power socket. Do not damage the power cord. the TV to rain or moisture. Pull the power cord out by the plug. Do not pull the power cord itself.
  • Page 45 TV top control, front and rear panels TV top control panel PROG SELECT TV rear panel (MONO) TV front panel (MONO) Button Function Turn off or turn on the TV. Remote control sensor. Wake Up indicator. Standby indicator. PROG +/– Select program number.
  • Page 46 Connecting optional components Connecting to the video input terminal ( t ) TV front panel Audio/Video cable (not supplied) Camcorder (MONO) TV rear panel Video game equipment Antenna cable (not supplied) (MONO) Audio/Video cable (not supplied) Note • Do not connect video equipment to (video input) at the front and the rear of your TV at the same time;...
  • Page 47 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 center. flashes red several times after every three seconds.
  • Page 48 Specifications Note KV-HW21P80A Power requirements 110-240 V AC, 50/60 Hz Power consumption (W) Indicated on the rear of the TV Television system Color system PAL, PAL 60, NTSC3.58 (AV IN), NTSC4.43 Channel coverage VHF : E2 to E12 UHF : E21 to E69 CATV : S01 to S03, S1 to S41 8 (Antenna) 75-ohm external terminal...
  • Page 49 Remote control Button Function – Turn off temporarily or turn on the TV. – Display the TV program. – JUMP Jump to previous program number. – PROGR +/– Select program number. – 2 +/– Adjust volume. – SELECT Select the desired item. PIC MODE Select picture mode.
  • Page 50 Setting the timers You can turn on and off your TV by using the buttons respectively. Setting the Wake Up timer Press until the desired period of time appears on the screen. WAKE UP TIMER:0H10M (After 10 minutes) JUMP SOUND PROGR MODE WAKE UP TIMER:OFF...
  • Page 51 Presetting channels You can automatically preset up to 100 TV channels in numerical sequence from program number 1, or manually preset desired channels and channels that cannot be preset automatically. Presetting channels automatically from a specified program number Press SELECT until “AUTO PROGRAM” appears Number on the screen.
  • Page 52 Presetting channels (continued) To change the color system setting If the color is abnormal when receiving programs through the 8 (antenna input) terminal or the t (video input) terminal (1) Press SELECT until “COLOR SYS” appears on the screen. (2) Press + or – to select the appropriate color system until the color is optimal. AUTO NTSC3.58 NTSC4.43...
  • Page 53 Customizing the picture and sound You can customize the picture and sound by selecting the picture and sound modes or by adjusting its settings. You can change the sound effect by selecting the space sound mode. Selecting the picture mode Press PIC MODE to select the desired picture mode.
  • Page 54 Customizing the picture and sound (continued) Selecting the space sound mode Press SPACE SOUND. Select “ON” listen to monaural sound with a stereo-like effect. “OFF” turn off space sound mode. Note • You can also turn space sound on or off using the SELECT and + or – buttons.

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