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Sony Trinitron KV-28DS20U, Service Manual

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Sony Trinitron KV-28DS20U Service Manual Download Page 33

37

38

40

39

[ DYNAMIC FOCUS OF DQP & SUBWOOFER AUDIO AMP ]

D1

D618

PROTECT

3

5

6

7

48

46

45

43

42

9

12

26

25

24

28

23

39

13

38

15

35

20

31

21

22

TO C BOARD

CN703

ROT COIL

V- OUT

E/W

V- OUT

H DRIVE

V SYNC

HFBP

EHT

ABL

DGC RELAY

PROT

AFC

SIRCS

SPKRL

STBY

SMART SW

STBY LED

VM OUT

MUTE

H/P L

H/P R

R IN

L IN

V IN

C IN

Y IN

TO A (2/2)

BOARD

CN1

5

-

+

7

IC800

PIN CORRECTION

5

PIN OUT

Q800, 801

SWITCH

Q503

SWITCH

Q501

SWITCH

Q502

IC500
V OUT

1

3

5

6

7

+

D803

V BOOST

+15V

V + 

I/P

F B-PL

S

V O

U

T

Vc

c

 O

U

T

V - 

I/P

T800
PMT

L804
HLC

D807

L802

+135V

D815

H CENT

D808

H CENT

5

3

6

4

1

2

1

4

2

8

D810

200V RECT

9

7

135V

+15V

-15V

HV

13

11

FV

12

200V

+B

CN802

FV TO C BOARD

J701 (G4)

HV TO

PICTURE TUBE

200V

H2

CN800

V+

V-

H-

H+

H OUT

Q802

H DRIVE

Q803

SWITCH

Q805

D800

H DUMPER

D801

H DUMPER

+9V

4

1

3

3

1

5

4

3

2

1

RELAY DRIVE

Q611

D619

PROJECT

RY600

+15V

R

L

R

L

MUTE
Q1204

1

IC1201

HEADPHONE AMP

7

3

6

MUTE
Q1203

MUTE SWITCH

Q1202

+5V

5

3

OPEN

CN1408

L OUT

R OUT

J1200

L

R

4

CN1401

TO VM BOARD

CN1716

MUTE SWITCH

Q1200

VM OUT

SPR

MUTE

MUTE SW

CN1403

TO D1 BOARD

CN2202

MAIN RECT

D600

D606

D601

D605

4

8

6

14

3

D603
REF

D604

SOFT START

Q601

4

3

2

1

IC601

OPTO-COUPLER

T601
SRT

2

REG

2

1

IC602

ERR-AMP

POWER OFF SWITCH

Q605, 606, D617, 625

+135V

+33V

20

21

19

16

17

18

-21V

D613

+21V RECT

D614

-21V RECT

+21V

3

1

15

D609

135V RECT

+15V

1

3

IC606

9V

STDBY 5V

IC603

D612

15V RECT

D611

5V RECT

7.5V

DGC

CN601

THP600

AC IN

AC IN

IC600
POWER CONTROL

8

4

3

9

INH

F/B

Vcc

B

7

6

1

5

OCP

C

D IN D OUT

+

D607

5V REG

9V REG

CN902

D505

D504

D507

T803 FBT

L801

T804
HDT

D502

-15V RECT

D503

+15V RECT

4

IC1200

AUDIO AMP

7

2

5

11

L IN L OUT

R IN R OUT

CN602

D

(             )

DEFLECTION AND
POWER SUPPLY

TO H BOARD

CN5601

RY601

RELAY DRIVE

Q607

13

D608

2

2

1

4

3

12

5

7

1

3

4

6

8

13

11

9

8

3

1

CN805

CN903

R AV IN

L AV IN

MPEG/AV3L

MPEG/AV3

MPEG/AV3R

TO H BOARD

CN5903

HP L

HP R

Y IN

C IN

MPEG/AV3R

MPEG/AV3L

CN904

SMART CORR

H-

SMART SW

TO D2 BOARD

CN8801

16

SPKRR

DF TO D1 BOARD

CN 2806

6

2

CN804

5

6

R825

3

1

3

4

5

CN1803

ROT COIL

V-DRIVE

V+ SAW

KEY

RESPL

CN901

TO H BOARD

CN5901

TO VM BOARD

CN1801

STBY +5V

MUTE SWITCH

Q1201

SPL

TO D1 BOARD

CN3803

S801

+135V

4

3

MUTE

MUTE SW

TO A2 BOARD

CN4407

CN1407

TO D1 BOARD CN2804

3

CN801

CN1801

VM AMP

Q1701, 1702,
Q1708, 1709

VM

 

(            )

VELOCITY MODULATION &
DYNAMIC CONVERGENCE

VM AMP
BUFFER

Q1704, 1705

VM OUT

Q1703, 1706

NECK ASSY

VM OUT

CN1718

Q.P -

Q.P +

Q.P.

VM

TO

D1 BOARD

CN2807

CN1716

4

TO

D BOARD

CN1401

135V

+9V

1

3

GND

VM

TO

D1 BOARD

CN2805

CN1802

ROT -

ROT +

IC1802

ROTATION AMP

+

-

6

7

5

+

-

2

6

3

TO

ROTATION

COIL

3

4

5

6

CN1717

ROTATION

V-DRIVE IN

V+ SAW

2

3

8

6

5

V SAW

VS IN

REFV

OUT

HDY

CONN

HSTAT

3

2

6

IC1501

CONVERGENCE

CONTROLLER

IC1502

DYNAMIC

CONVERGENCE

CY AMP

Q1505,

1506

4

3

1

ABL

CY+

CY-

CN1502

TO

A BOARD

CN303

1

3

CN1719

1

2

3

4

(          )

TO D BOARD

CN801

3

TO VM BOARD

CN1719

CN2804

CN2805

TO VM BOARD

CN1717

6

CN2807

QP OUT

Q2805,Q2806

15V PULSE

QP-

1

3

CN2806

DF

D1

IC2803

7

2

1

+

-

IC2801

2

3

1

+

-

6

5

7

+9V

TO D BOARD

CN802

DYNAMIC FOCUS OF DQP

4:3 AND 14:9 ASPECT MODE

SWITCHING, SUBWOOFER

AUDIO AMP

STBY

MUTE SW

Q2203

MUTE SW

Q2201, 2202

INPUT

9

10

1

OUTPUT

STBY/
MUTE

MUTE

MUTE SW

SPL

SPR

1

CN2203

TO

SUBWOOFER

IC2201

SUBWOOFER AMP

TO D BOARD

CN1403

CN2202

5

4

3

2

1

6

2

3

4

5

6

1

RELAY SW

Q3801

RELAY SW

Q3802

T3802

T3801

1

4

TO A BOARD

CN4

CN3801

RELAY
RY3802

RELAY
RY3801

+9V

+9V

V-DY+

V-DY-

H-DY-

H-DY-

H-DY+

H-DY+

H-DY+

H-DY+

H-DY-

H-DY-

V-DY-

V-DY+

CN3802

CN3803

TO D BOARD

CN800

H DY

V DY

DY ASSY

V+

V-

H+

H-

4

5

CN8801

TO D BOARD

CN805

SWITCH

Q8802, 8803

IC8801

SMART MODE
DEFLECTION

H-

D2

(SMART MODE DEFLECTION)

Q8801

H-

SWITCH

SMART CORR

SMART CORR

7

11

12

1

3

2

4

+15V

[ VELOCITY MODULATION & DYNAMIC CONVERGENCE ]

VM

[ SMART MODE DEFLECTION ]

D2

[ DEFLECTION AND POWER SUPPLY ]

D

BLOCK DIAGRAMS 2

Summary of Contents for Trinitron KV-28DS20U

Page 1: ...S MODEL COMMANDER DEST CHASSIS NO MODEL COMMANDER DEST CHASSIS NO KV 28DS20U RM 888 UK SCC Q25D A KV 32DS20U RM 888 UK SCC Q25F A KV 28DX20U RM 888 UK SCC Q25C A KV 32DX20U RM 888 UK SCC Q25E A M I C R O F I L M TRINITRON COLOR TV ...

Page 2: ...puts for Audio Signals Centre Speaker Terminals KV 28DS20U 32DS20U only Surround Speaker Terminals KV 28DS20U 32DS20U only FRONT 3 Video output phono jack 3 Audio inputs phono jacks S Video input 4 pin din Headphone jack stereo minijack Sound output 2 x 20 W Music Power Subwoofer 20 W Music Power Surround 2 x 5 W Music Power KV 28DS20U 32DS20U only Centre 10 W Music Power KV 28DS20U 32DS20U only P...

Page 3: ...T SOCKET When an alternative type of plug is used it should be fitted with a 5 AMP FUSE otherwise the circuit should be protected by a 5 AMP FUSE at the distribution board Model Name Item KV 28DS20U KV 32DS20U KV 28DX20U KV 32DX20U Pal Comb OFF OFF PIP OFF OFF RGB Priority OFF OFF Woofer Box ON ON Scart 1 ON ON Scart 2 ON ON Front in 3 ON ON Scart 4 ON ON Projector OFF OFF AKB in 16 9 mode ON ON N...

Page 4: ...ate 9 5 12V Part mode Low state 0 2V TV mode Input impedence More than 10K ohms Input capacitance Less than 2nF 9 Ground green 10 Open 11 Green Green signal 0 7 3dB 75 ohms positive 12 Open 13 Ground red 14 Ground blanking 15 _ _ Red input 0 7 3dB 75 ohms positive _ S signal Chroma input 0 3 3dB 75 ohms positive 16 Blanking input Ys signal High state 1 3V Low state 0 0 4V Input impedence 75 ohms 1...

Page 5: ...ONT LE NUMÈRO DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT MANUEL OU DANS DES SUPPLÈMENTS PUBLIÈS PAR SONY Section Title Page Section Title Page Warning and Caution 3 Self Diagnostic Function 6 1 GENERAL Overview of the Remote Control Buttons 10 Choosing a Language for the TV Menu Screens 10 Automatically Tuning the TV 11 Re arranging the TV Channels 11 Adjusting the Picture 12 Adjusting the Sound 12 Sett...

Page 6: ...cknowledge 12 MSP no acknowledge 13 NVM no acknowledge 14 AV switch CXA2089 no acknowledge DS20 DX20 15 Not used 16 Port Expander CXA1875 no acknowledge DS20 DX20 17 Not used 18 Dynamic Convergence CXA8070 no acknowledge 19 Cannot Initialise jungle after initial power on check OK Chassis Initialisation 20 Jungle controller response failure after power up check 9V test 21 Video Switch CXA2040 canno...

Page 7: ...r Compact Text RAM test 29 M3L_TXD pin low 30 M3L_RXD pin low 31 M3LEN pin low 32 Compact Text RAM test fail Once every main loop approximately 200ms OSD mode 50ms text or menu mode the micro checks the protection pin pin 66 If the protection pin is high 6 successive times a protection error is diagnosed The protection pin is not checked during the first 3 4 seconds after AC on If this error is di...

Page 8: ...no communication was possible 28 M3L_TXD pin low when attempting to initialise implies that no communication was possible 33 Compact Text RAM test failed during initialisation of devices In the case the device reset pin will be held low for 60ms causing a hardware reset of Compact Text Compact Text will then be re initialised and the NVM counter updated This is the same as for errors 26 28 and 33 ...

Page 9: ...r Code 00 Error Code Occurrences Error Code Occurrences 2 2 19 0 3 20 0 4 21 0 5 0 22 0 6 0 23 0 7 0 24 0 8 0 25 4 9 0 26 5 10 0 27 89 11 0 28 3 12 0 29 0 13 0 30 0 14 0 31 0 15 3 32 0 16 0 33 3 17 0 34 38 18 6 Whilst in this mode the number of occurences of each error can be reset to 0 by following sequence of Sircs commands Digit 8 Digit 0 TT08 will also reset this NVM data This mode can only be...

Page 10: ...reen indications Press again to cancel In teletext mode press to reveal concealed information eg answers to a quiz then press again to cancel To select channels Press the numbered buttons to select channels For double digit programme numbers e g 23 press first then the buttons 2 and 3 If you enter an incorrect first digit select button again to enter the programme number of your choice To select E...

Page 11: ...ing the autotune procedure no analogue channels will be stored If some channels that you expect to receive are missing please refer to the section Manually Tuning the TV on page 23 in this manual to tune in and store the missing channels Yes No Do you want to start automatic tuning Confirm OK Please confirm that antenna is connected Confirm OK PICTURE CONTROL Contrast Reset FormatFormat Picture Mo...

Page 12: ... Resets picture to factory preset levels Format Format refer to page 14 for details Scroll Auto 16 9 b Off B On Only if you select Personal in Picture Mode Available for NTSC colour system only 15 Additional TV Features Although the sound is adjusted at the factory you can modify it to suit your own taste Adjusting the sound 1 Press the MENU button on the remote control to display the menu on the ...

Page 13: ...RE CONTROL Contrast Reset FormatFormat Picture Mode Personal Wide PICTURE CONTROL Contrast Reset FormatFormat Picture Mode Personal Wide 19 Additional TV Features With this feature you can a manually fine tune the TV to obtain a better picture reception if the picture is distorted or b preset the AV output for the programme positions of channels with scrambled signals eg from a pay TV decoder In t...

Page 14: ...on the remote control to select the channel which carries the teletext service you wish to receive 2 Press the on the remote control to switch on teletext Press the button again if you wish to superimpose teletext on to the TV screen 3 Select your required page using the numbered buttons on the remote control If you make an error complete the number then reenter the correct page number Using Other...

Page 15: ...e finished viewing teletext press the button and then select an alternative digital channel On other channels there may be no on screen symbol but you can see if there is a digital service as follows 1 When watching a digital TV channel press the button on your remote control to display any text service which may be available 2 Press the number buttons to select the various pages of information av...

Page 16: ...ll displayed on screen The recording will then be cancelled 30 Additional TV Features Electronic Programme Guide EPG Setting The Manual Timer 1 Press the button on the remote control to display the EPG on the TV screen 2 Press the Bor b button to highlight the programme type column then press the v button to select the timer symbol 3 Press the OK button to display a screen of 9 programme slots eac...

Page 17: ...ure when changing programmes or selecting Teletext Power off TV in standby Aerial disconnected Picture preset level adjustment No digital transmissions in your area No digital transmissions from the transmitter you are currently using Weak signal Unsuitable aerial Scrambled subscription only channel Programme used only for data no picture or sound Programme not being transmitted Digital mode Timer...

Page 18: ...Rear Cover 1 1 Screw BTVP 4x16 2 1 REAR COVER REMOVAL 2 2 CHASSIS ASSY REMOVAL 2 3 2 SERVICE POSITION 2 2 3 1 SERVICE POSITION 1 2 8 Screws BTVTP 4x16 1 Snap off from main bracket 2 Insert into heatsink 1 Clip bracket into Beznet ...

Page 19: ...19 2 4 WIRE DRESSING 2 5 A BOARD REMOVAL 2 6 A EXTENSION BOARD A board BE 3E Extension Board A Board 1 Remove CN301 before removing A board ...

Page 20: ...n the anode cap can be removed by turning up the rubber cap and pulling it up in the direction of the arrow c b b c Note Short circuit the anode of the picture tube and the anode cap to the metal chassis CRT shield or carbon paint on the CRT after removing the anode REMOVAL OF ANODE CAP HOW TO HANDLE THE ANODE CAP 1 To prevent damaging the surface of the anode cap do not use sharp materials 2 Do n...

Page 21: ...r at the locations indicated by arrows Note There are 4 plates fitted to the main bracket and secured by 6 gates Only remove the necessary plate to gain access to the printed wiring board 2 REFITTING THE PLATES Because the plates differ in size it is important that the correct plates are refitted in their original location The plates are identified by numerical markings on their top side e g 1 2 1...

Page 22: ...ig 3 2 4 Move the deflection yoke as far forward as is possible 5 Adjust the upper and lower pin symmetrically by opening or closing the Y splitting axis correction magnets located on the neck assembly 6 Return the deflection yoke to its original position Caution High voltages are present on the Deflection yoke terminals take care when handling the Deflection yoke whilst carrying out adjustments 2...

Page 23: ...T convergence while tracking Adjust the convergence by tilting the V STAT convergence or by opening and closing the V STAT convergence 4 Movement of the red green and blue dots by tilting the V STAT magnet and by opening or closing the V STAT magnet a By opening or closing the V STAT magnet the red green and blue dots move as indicated below b By rotating the V STAT magnet counter clockwise the re...

Page 24: ...ue dots move in the direction indicated below Note If the blue dot does not coincide with the red and green points correct the points by using the BMC Hexapole magnet 5 Correction for HMC horizontal mis convergence and VMC vertical mis convergence by using the BMC Hexapole magnet a HMC correction by BMC Hexapole magnet and movement of the electron beam b VMC correction by BMC Hexapole magnet and m...

Page 25: ... return lines disappear 3 4 FOCUS 1 Receive a television broadcast signal 2 Normalise the picture setting 3 Adjust the focus control located on the FBT flyback transformer to obtain the best focus at the centre of the screen Bring only the centre area of the screen into focus the magenta ring appears on the screen In this case adjust the focus to optimize the screen uniformly LAYOUT OF EACH CONTRO...

Page 26: ...e white balance becomes optimum 6 Select the Blue drive and adjust so that the white balance becomes optimum 7 Press the TV button on the remote commander to return to TV operation WHITE BALANCE ADJUSTMENT PICTURE ADJUSTMENT AFC mode 1 REF position 2 SCP BGR 1 SCP BGF 1 Trap fo 0 Sub contrast Adj Sub colour Adj Sub brightness Adj Sub hue Adj Green drive Adj Blue drive Adj Green cutoff Adj Blue cut...

Page 27: ...he selected adjustment 6 Turn off the power to quit the service mode when adjustments have been completed HOW TO ENTER INTO SERVICE MODE TEST MENU Picture Adjustment Geometry Wide IC status MSP Dynamic Convergence Current TV status PICTURE ADJUSTMENT AFC mode 1 REF position 3 SCP BGR 1 SCP BGF 1 Trap fo 9 Sub contrast Adj Sub colour Adj Sub brightness Adj Green drive Adj Blue drive Adj Green cutof...

Page 28: ... WLO 18 Zwei mono bi WMH 36 Zwei bi mono WLO 18 Time Zwei WML 41 Fawct limit 10 Fawct soll init FAW 12 Fawer tol 2 Nicam Err Max CCT 10 Nicam Err Min 0 Nicam Prescale NIP 97 Time Nicam 31 Carrier mute CRM OFF Audio clock ACO HIZ Scart prescale 25 Scart volume 64 IC STATUS CXA2076 CXA2040 CXA2076 H lock 1 IKR 1 VNG 0 X RAY 0 Colour system 3 CV1 sync 1 CXA2040 Sync sep 1 S1 mode pin 01 S2 mode pin 0...

Page 29: ...ix the I F frequency to 34 2MHz 3 Enter into the service mode and select Current TV status 4 Adjust the RV02 control until the AFT Status indicates a Window condition 1 Receive a signal of 63dBuV 75 ohm terminated via the tuner socket 2 Measure the voltage at test point 1 A Board 3 Adjust RV01 control to obtain a voltage of 3 0V 0 3V 1 Enter into the Geometry Adjustment service menu 2 Select and a...

Page 30: ...gs 44 Default favourite pages to 100 101 102 and 103 45 Switch off all Parental locks 46 No function 47 Default MSP settings 48 Set NVM as Non virgin 49 Set NVM as virgin 50 No function 51 Dolby Pro Logic On Volume 90 52 Noise On Left Speaker 53 Noise On Right Speaker Only 54 Noise On Centre Speaker Only 55 Noise On Surround Speaker Only 56 Set Colour to Minimum and Picture to Maximum 57 Set Colou...

Page 31: ...nimum Picture Picture Maximum Picture Picture Minimum Colour Colour Maximum Colour Colour Minimum Brightness Brightness Maximum Brightness Brightness Minimum Hue Hue Maximum Hue Hue Minimum Sharpness Sharpness Maximum Sharpness Sharpness Minimum Balance Left Balance Full Left Balance Right Balance Full Right Treble Treble Maximum Treble Treble Minimum Bass Bass Maximum Bass Bass Minimum Analogue S...

Page 32: ...RST RGB S HS SSCP VS VS TXD RXD ENABLE BLANKING COR V BLK AGC MON 1 SDA COIL TRAP 4 3 14 9 DGC IR MUTE K1 LED LS STBY L2 FIL AFC PIN ABL IN VM H OUT V DRIVE E W V DRIVE SYNC OUT HS IN VS IN Y OUT Y IN R OUT G OUT B OUT 1K IN TO D BOARD CN902 V R G B CUT 0FF 16 9 EW V H OUT HFBP EHT V SYNC ABL PROT AFC SPL SPR DGC IR STBY LS LED K1 MUTE VM HPR HPL R3 L3 V3 Y3 C3 R1 G1 B1 FB1 R2 G1 B1 FB2 FB3 FB2 CO...

Page 33: ... 1 CN805 CN903 R AV IN L AV IN MPEG AV3L MPEG AV3 MPEG AV3R TO H BOARD CN5903 HP L HP R Y IN C IN MPEG AV3R MPEG AV3L CN904 SMART CORR H SMART SW TO D2 BOARD CN8801 16 SPKRR DF TO D1 BOARD CN 2806 6 2 CN804 5 6 R825 3 1 3 4 5 CN1803 ROT COIL V DRIVE V SAW KEY RESPL CN901 TO H BOARD CN5901 TO VM BOARD CN1801 STBY 5V MUTE SWITCH Q1201 SPL TO D1 BOARD CN3803 S801 135V 4 3 MUTE MUTE SW TO A2 BOARD CN4...

Page 34: ... 99 HA22 HA1 121 128 VDIN7 VDIN0 141 148 RESET 75 SCAVCLK CADEN CVDEN 153 DECVSYNC DECHSYNC 152 151 117 100 101 102 103 R W DMXIRQ0 DMXIRQ1 WE WE1 CS2 DMUXACK TO N BOARD 2 2 41 44 46 49 IC3205 MPEG VIDEO DECODER 99 86 SDRAM_ADDR 11 87 91 88 21 24 26 29 31 34 36 39 150 153 155 158 98 100 MDA 4 MDA 3 MDA 2 MDA 5 MDA 6 MDA 7 MDA 1 SDRAM_ADDR 4 SDRAM_ADDR 3 SDRAM_ADDR 2 SDRAM_ADDR 5 SDRAM_ADDR 6 SDRAM...

Page 35: ... 43 8 45 7 44 5 1 50 2 2 7 3 Y 07 Y 06 Y 05 Y 04 Y 03 Y 02 Y 01 Y 00 12 13 15 4 2 3 5 4 IC4005 PORT EXPANDER 3 1 10 R2 IN B1 IN G1 IN R1 IN SEL R OUT FB OUT FB1 IN 14 FB2 IN F BLK RGB 29 10 26 12 11 MP6 B CG MP5 G Y 23 13 15 14 16 MP4 MP3 MP2 MP1 MP0 R Cr 9 MP7 IC4001 DIGITAL VIDEO ENCODER Y 07 Y 06 Y 05 Y 04 Y 03 Y 02 Y 01 Y 00 CN4204 KV 28DS20U 32DS20U ONLY S IN TO A1 BOARD CN1204 1 3 4 IC400 DO...

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Page 50: ...B CXA2040Q T4 LM393P M5216P TDA2822M TNY253P µPC393C PST593C MMP 4P MSP3410D PS B4 T SBX1981 51 SDA5273 3CP C55 22 GEG SDA3OC263 GEG SE135N STR S6709 STV9379 TDA7264 2SA733 K 2SA933AS 2SA933S TDA4665T T 1 8 1 2 3 4 TLP721 D4 30 1 9 TDA6101Q N3 M24C332 MW6T CXA8070P E C B DTA144ES DTC114ES DTC143TS DTC144ESA 2SC1740S RT LM78L05ACZ IN GND OUT C B E DTC144TK DTC144EKA 2SA1037K 2SA1162 G 2SC1623 L5L6 ...

Page 51: ...4SB60L FMS 3FU ERA38 06TP1 HZS9 INB2 MTZJ 3 6A MTZJ T 77 3 6B MTZJ T 77 3 9B MTZJ 5 1B MTZJ 5 6B MTZJ 6 8B MTZJ 9 1 MTZJ T 77 9 1B MTZJ 77 22B HSS83TD RGP10GPKG23 RGP15GPKG23 1SS355TE 17 UDZ TE 17 5 1B UDZ TE 17 6 8B UDZ TE 17 5 6B HDZ TE 17 6 8B UDZ TE 17 9 1B MTZJ T 77 33C RD3 9ESB2 RD5 1ESB2 RD5 6ESB2 RD6 8ESB2 RD10ESB2 RD15ES B2 RD39ES B2 ISS119 25TD 1SS133T 77 SLA 570KT3F 3 2 1 2 3 1 NC MA303...

Page 52: ...EO SW 53 PIC 22 24 26 PHASE DET PHASE SHIFT PHASE DET H SYNC SEP 32fH VCO YS SW YS YM SW S SEP DC TRAN CLP OSD MIX D COL y BRT GB DRV CUT OFF BLK DIG Y C MIX COLOR AXIS A BOARD IC301 CXA2076Q TL D PIC DFP 60 59 56 57 SBUS Interface IDENT A D SCART Switching Facilities A D D A D A D A D A D A D A I2C Interface 25 23 65 68 1 3 4 5 7 6 48 50 51 47 30 34 31 28 33 37 36 A BOARD IC202 MSP3410D DEMODULAT...

Page 53: ...4 PST593C OSC 3 1 4 2 DELAY T R Q Vcc V out GND Reset D BOARD IC500 STV9379 THERMAL PROTECTION 1 POWER AMP 7 5 4 6 8 2 FLYBACK GENERATOR D BOARD IC600 STR S6709 PRE REG START UP OVP REF 1 2 8 7 PROPORTIONAL DRIVE 5 4 3 6 OSC THERMAL LATCH 9 ...

Page 54: ...2DX20U 8 X 4560 158 1 TRANSFORMER ASSY FLYBACK NX 4404 U2B4 9 A 1642 254 A D2 BOARD COMPLETE KV 28DS20U 28DX20U A 1642 251 A D2 BOARD COMPLETE KV 32DS20U 32DX20U 10 A 1630 490 A A1 BOARD COMPLETE KV 28DS20U 32DS20U 11 1 693 339 11 TUNER VIF UK 12 A 1632 854 A A BOARD COMPLETE KV 28DS20U 32DS20U A 1632 852 A A BOARD COMPLETE KV 28DX20U 32DX20U 13 A 1651 115 A J BOARD COMPLETE KV 28DS20U 32DS20U 14 ...

Page 55: ...V 32DS20U 32DX20U 62 1 451 481 11 DEFLECTION YOKE Y28RVC2 KV 28DS20U 28DX20U 1 451 480 11 DEFLECTION YOKE Y32RVC2 KV 32DS20U 32DX20U 63 1 452 896 11 COIL NA ROTATION RT200 64 8 453 011 11 NECK ASSY NA299 M 65 A 1644 098 A VM BOARD COMPLETE 66 A 1638 126 A C BOARD COMPLETE 67 4 200 433 01 SPRING EXTENSION 68 1 416 466 11 COIL DEMAGNETIC KV 28DS20U 28DX20U 1 416 769 11 COIL DEMAGNETIC KV 32DS20U 32D...

Page 56: ... 104 X 494 575 71 CABINET ASSY SPEAKER 105 4 929 125 01 SCREW 4x16 106 4 960 366 01 SCREW 3 5x9 5 107 X 494 641 31 FRAME ASSY GRILLE 108 1 537 763 11 TERMINAL BOARD 109 4 979 187 01 SCREW 4 2x13 110 4 977 191 01 CABINET SPEAKER 101 6 3 CENTRE SPEAKER AND SURROUND SPEAKER KV 28DS20U 32DS20U only 103 102 104 105 107 108 109 110 106 CENTRE SPEAKER SURROUND SPEAKER ...

Page 57: ...D VARIANT Parts List Parts that belong only to the model specified Model KV 28DS20U 28DX20U 125 KV 32DS20U 32DX20U 125 D BOARD COMMON Parts List Parts common to all models listed in this manual 125 D BOARD VARIANT Parts List Parts that belong only to the model specified Model KV 28DS20U 28DX20U 129 KV 32DS20U 32DX20U 130 D1 BOARD COMPLETE Parts List 130 VM BOARD COMPLETE Parts List 133 H BOARD COM...

Page 58: ... 104 664 11 ELECT 47MF 20 16V C1236 1 104 664 11 ELECT 47MF 20 16V C1237 1 163 038 00 CERAMIC CHIP 0 1MF 25V C1238 1 163 038 00 CERAMIC CHIP 0 1MF 25V CONNECTOR CN1202 1 766 929 11 CONNECTOR BOARD TO BOARD 8P CN1203 1 766 929 11 CONNECTOR BOARD TO BOARD 8P CN1204 1 564 519 11 PLUG CONNECTOR 4P DIODE D1201 8 719 988 61 DIODE 1SS355TE 17 D1203 8 719 976 99 DIODE DTZ5 1B IC IC1201 8 759 377 62 IC DSP...

Page 59: ...1 1 126 933 11 ELECT 100MF 20 16V C4022 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4023 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4024 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4025 1 126 964 11 ELECT 10MF 20 50V C4026 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4027 1 126 964 11 ELECT 10MF 20 50V C4028 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4029 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C4030 1 126 933 11 ELE...

Page 60: ...DIODE HZS9 1NB2 D4010 8 719 929 15 DIODE HZS9 1NB2 D4011 8 719 110 31 DIODE RD12ESB2 D4012 8 719 982 27 DIODE MTZJ 33C D4013 8 719 991 33 DIODE 1SS133T 77 D4014 8 719 109 69 DIODE RD3 6ESB2 D4015 8 719 109 85 DIODE RD5 1ESB2 D4016 8 719 923 34 DIODE MTZJ T 77 5 1B D4017 8 719 991 33 DIODE 1SS133T 77 D4018 8 719 109 85 DIODE RD5 1ESB2 D4019 8 719 923 60 DIODE MTZJ T 77 9 1A D4020 8 719 923 34 DIODE...

Page 61: ...026 1 216 022 00 RES CHIP 75 5 1 10W R4027 1 216 022 00 RES CHIP 75 5 1 10W R4029 1 216 073 00 RES CHIP 10K 5 1 10W R4033 1 216 065 91 RES CHIP 4 7K 5 1 10W R4035 1 216 113 00 RES CHIP 470K 5 1 10W R4036 1 216 022 00 RES CHIP 75 5 1 10W R4044 1 216 022 00 RES CHIP 75 5 1 10W R4046 1 216 113 00 RES CHIP 470K 5 1 10W R4047 1 216 073 00 RES CHIP 10K 5 1 10W R4048 1 216 022 00 RES CHIP 75 5 1 10W R405...

Page 62: ...0 8 719 109 72 DIODE RD3 9ESB2 IC IC4004 8 759 585 29 IC TDA7264A TRANSISTOR Q4260 8 729 029 94 TRANSISTOR DTC143TSA Q4261 8 729 119 78 TRANSISTOR 2SC2785 HFE RESISTOR R4260 1 216 295 91 SHORT 0 R4261 1 249 413 11 CARBON 470 5 1 4W R4262 1 249 421 11 CARBON 2 2K 5 1 4W R4263 1 249 434 11 CARBON 27K 5 1 4W R4264 1 249 425 11 CARBON 4 7K 5 1 4W R4265 1 247 863 91 CARBON 22K 5 1 4W R4266 1 249 424 11...

Page 63: ...0 25PF 50V C252 1 163 087 00 CERAMIC CHIP 4PF 0 25PF 50V C253 1 163 117 00 CERAMIC CHIP 100PF 5 50V C254 1 163 109 00 CERAMIC CHIP 47PF 5 50V C255 1 163 117 00 CERAMIC CHIP 100PF 5 50V C256 1 163 038 91 CERAMIC CHIP 0 1MF 25V C257 1 126 965 11 ELECT 22MF 20 50V C258 1 126 964 11 ELECT 10MF 20 50V C259 1 164 005 11 CERAMIC CHIP 0 47MF 25V C260 1 163 038 91 CERAMIC CHIP 0 1MF 25V C261 1 163 133 00 C...

Page 64: ...PF 5 50V C370 1 164 505 11 CERAMIC CHIP 2 2MF 16V C371 1 163 141 00 CERAMIC CHIP 0 001MF 5 50V C372 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C373 1 164 489 11 CERAMIC CHIP 0 22MF 10 16V C534 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C1001 1 163 235 11 CERAMIC CHIP 22PF 5 50V C1002 1 163 235 11 CERAMIC CHIP 22PF 5 50V C1010 1 163 038 91 CERAMIC CHIP 0 1MF 25V C1013 1 126 965 11 ELECT 22MF 20 50V C1014 ...

Page 65: ...23 L5L6 Q111 8 729 026 49 TRANSISTOR 2SA1037AK T146 R Q112 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q120 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q122 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q140 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q141 8 729 026 49 TRANSISTOR 2SA1037AK T146 R Q201 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q202 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q300 1 801 806 11 TRANSISTOR DTC144EKA Q304 8 72...

Page 66: ... 00 RES CHIP 22K 5 1 10W R82 1 216 065 91 RES CHIP 4 7K 5 1 10W R83 1 216 073 00 RES CHIP 10K 5 1 10W R84 1 216 081 00 RES CHIP 22K 5 1 10W R85 1 216 073 00 RES CHIP 10K 5 1 10W R86 1 216 081 00 RES CHIP 22K 5 1 10W R87 1 216 081 00 RES CHIP 22K 5 1 10W R88 1 216 025 91 RES CHIP 100 5 1 10W R89 1 216 025 91 RES CHIP 100 5 1 10W R91 1 216 025 91 RES CHIP 100 5 1 10W R92 1 216 025 91 RES CHIP 100 5 ...

Page 67: ... 10W R240 1 216 295 91 SHORT 0 R241 1 216 089 91 RES CHIP 47K 5 1 10W R242 1 216 041 00 RES CHIP 470 5 1 10W R243 1 216 033 00 RES CHIP 220 5 1 10W R244 1 216 295 91 SHORT 0 R245 1 216 022 00 RES CHIP 75 5 1 10W R246 1 216 041 00 RES CHIP 470 5 1 10W R248 1 216 073 00 RES CHIP 10K 5 1 10W R249 1 216 001 00 RES CHIP 10 5 1 10W R250 1 216 073 00 RES CHIP 10K 5 1 10W R251 1 216 025 91 RES CHIP 100 5 ...

Page 68: ... RES CHIP 1K 5 1 10W R362 1 216 049 91 RES CHIP 1K 5 1 10W R364 1 216 049 91 RES CHIP 1K 5 1 10W R370 1 216 295 91 SHORT 0 R401 1 216 033 00 RES CHIP 220 5 1 10W R402 1 216 049 91 RES CHIP 1K 5 1 10W R403 1 216 065 91 RES CHIP 4 7K 5 1 10W R404 1 216 083 00 RES CHIP 27K 5 1 10W R405 1 216 073 00 RES CHIP 10K 5 1 10W R406 1 216 073 00 RES CHIP 10K 5 1 10W R407 1 216 073 00 RES CHIP 10K 5 1 10W R408...

Page 69: ...8 719 991 33 DIODE 1SS133T 77 D707 8 719 991 33 DIODE 1SS133T 77 D709 8 719 051 85 DIODE HSS83TD D710 8 719 051 85 DIODE HSS83TD D711 8 719 051 85 DIODE HSS83TD D712 8 719 908 03 DIODE GP08D D713 8 719 109 72 DIODE RD3 9ESB2 D714 8 719 991 33 DIODE 1SS133T 77 IC IC701 8 759 346 42 IC TDA6101Q N3 IC702 8 759 346 42 IC TDA6101Q N3 IC703 8 759 346 42 IC TDA6101Q N3 CRT SOCKET J701 1 526 990 21 SOCKET...

Page 70: ...4 00 FILM 0 16MF 5 200V C8805 1 136 569 11 FILM 1 2MF 5 200V CAPACITOR C8802 1 136 946 11 FILM 0 12MF 5 200V C8805 1 136 105 00 FILM 0 33MF 5 200V 4 201 023 01 SPACER INSULATING 4 202 373 01 SPRING IC 4 202 710 01 SPACER INSULATING 4 382 854 11 SCREW M3X10 P SW CAPACITOR C503 1 136 165 00 FILM 0 1MF 5 50V C504 1 102 119 00 CERAMIC 0 0015MF 10 50V C506 1 126 941 11 ELECT 470MF 20 25V C507 1 109 953...

Page 71: ...M 0 0082MF 10 400V C816 1 117 214 11 CERAMIC 0 001MF 10 2KV C817 1 117 214 11 CERAMIC 0 001MF 10 2KV C819 1 136 208 11 FILM 0 068MF 10 250V C822 1 107 662 11 ELECT 22MF 20 250V C824 1 123 024 21 ELECT 33MF 160V C826 1 161 830 00 CERAMIC 0 0047MF 500V C829 1 126 959 11 ELECT 0 47MF 20 50V C832 1 126 960 11 ELECT 1MF 20 50V C834 1 128 551 11 ELECT 22MF 20 25V C835 1 162 318 11 CERAMIC 0 001MF 10 500...

Page 72: ...1SS133T 77 D637 8 719 110 17 DIODE RD10ESB2 D638 8 719 991 33 DIODE 1SS133T 77 D800 8 719 991 33 DIODE 1SS133T 77 D801 8 719 991 33 DIODE 1SS133T 77 D803 8 719 908 03 DIODE GP08D D807 8 719 302 43 DIODE EL1Z D808 8 719 908 03 DIODE GP08D D810 8 719 302 43 DIODE EL1Z D811 8 719 110 41 DIODE RD15ESB2 D812 8 719 038 49 DIODE FMS 3FU LF027 103 D815 8 719 908 03 DIODE GP08D D817 8 719 109 85 DIODE RD5 ...

Page 73: ... FERRITE 1 IUH R500 1 215 457 00 METAL 33K 1 1 4W R502 1 249 421 11 CARBON 2 2K 5 1 4W R503 1 249 429 11 CARBON 10K 5 1 4W R505 1 249 382 11 CARBON 1 2 5 1 4W F R507 1 215 888 00 METAL OXIDE 220 5 2W F R508 1 216 371 00 METAL OXIDE 1 5 5 2W F R509 1 249 443 11 CARBON 0 47 5 1 4W F R510 1 249 443 11 CARBON 0 47 5 1 4W F R520 1 215 451 00 METAL 18K 1 1 4W R522 1 247 863 91 CARBON 22K 5 1 4W R523 1 2...

Page 74: ...CARBON 18K 5 1 4W R853 1 216 361 00 METAL OXIDE 0 22 5 2W F R901 1 260 082 11 CARBON 39 5 1 2W R902 1 260 082 11 CARBON 39 5 1 2W R909 1 249 429 11 CARBON 10K 5 1 4W R922 1 247 807 31 CARBON 100 5 1 4W R923 1 249 416 11 CARBON 820 5 1 4W R1200 1 249 425 11 CARBON 4 7K 5 1 4W R1201 1 249 434 11 CARBON 27K 5 1 4W R1202 1 249 429 91 CARBON 10K 5 1 4W F R1203 1 249 417 11 CARBON 1K 5 1 4W R1204 1 249 ...

Page 75: ... METAL 1 8K 1 1 4W R802 1 215 453 00 METAL 22K 1 1 4W R803 1 249 427 11 CARBON 6 8K 5 1 4W R805 1 215 447 00 METAL 12K 1 1 4W R828 1 249 432 11 CARBON 18K 5 1 4W R835 1 215 907 11 METAL OXIDE 22 5 3W R837 1 215 453 00 METAL 22K 1 1 4W R846 1 259 883 11 CARBON 3 9M 5 1 4W R847 1 259 880 11 CARBON 2 2M 5 1 4W R848 1 259 880 11 CARBON 2 2M 5 1 4W TRANSFORMER T805 1 435 107 11 TRANFORMER HORIZONTAL LI...

Page 76: ...4 51 FILM 0 0022MF 5 50V C2846 1 130 491 00 MYLAR 0 047MF 5 50V C2847 1 126 964 11 ELECT 10MF 20 50V C2848 1 136 159 00 FILM 0 033MF 5 50V C2849 1 126 964 11 ELECT 10MF 20 50V C2850 1 130 483 00 MYLAR 0 01MF 5 50V C2851 1 136 169 00 FILM 0 22MF 5 50V C2852 1 136 169 00 FILM 0 22MF 5 50V C3802 1 126 965 11 ELECT 22MF 20 50V C3804 1 126 965 11 ELECT 22MF 20 50V CONNECTOR CN2202 1 564 511 11 PLUG CON...

Page 77: ...8 729 043 95 TRANSISTOR 2SC3840 3 Q3801 8 729 119 78 TRANSISTOR 2SC2785 HFE Q3802 8 729 119 78 TRANSISTOR 2SC2785 HFE RESISTOR R2201 1 535 465 11 LEAD JUMPER 5 0MM R2202 1 535 465 11 LEAD JUMPER 5 0MM R2203 1 101 006 00 CERAMIC 0 047MF 50V R2204 1 249 429 11 CARBON 10K 5 1 4W R2205 1 247 843 11 CARBON 3 3K 5 1 4W R2206 1 247 843 11 CARBON 3 3K 5 1 4W R2207 1 249 429 11 CARBON 10K 5 1 4W R2209 1 24...

Page 78: ...172 11 RELAY TRANSFORMER T2602 1 431 616 11 TRANSFORMER CONVERTER T2603 1 433 490 11 TRANSFORMER CONVERTER PIT T2801 1 433 849 11 TRANSFORMER FERRITE DFT T3801 1 419 090 11 COIL CHOKE 100UH T3802 1 419 090 11 COIL CHOKE 100UH 4 382 854 11 SCREW M3X10 P SW CAPACITOR C1501 1 104 664 11 ELECT 47MF 20 16V C1502 1 130 777 00 FILM 0 1MF 5 63V C1503 1 102 510 11 CERAMIC 12PF 5 50V C1504 1 136 177 00 FILM...

Page 79: ... 2SC4793 Q1708 8 729 119 78 TRANSISTOR 2SC2785 HFE Q1709 8 729 119 78 TRANSISTOR 2SC2785 HFE RESISTOR R1505 1 249 437 11 CARBON 47K 5 1 4W R1506 1 249 421 11 CARBON 2 2K 5 1 4W R1507 1 247 843 11 CARBON 3 3K 5 1 4W R1508 1 249 421 11 CARBON 2 2K 5 1 4W R1509 1 247 843 11 CARBON 3 3K 5 1 4W R1510 1 249 421 11 CARBON 2 2K 5 1 4W R1511 1 249 441 11 CARBON 100K 5 1 4W R1512 1 249 417 11 CARBON 1K 5 1 ...

Page 80: ...79 91 ELECT 10MF 20 450V C5901 1 102 106 00 CERAMIC 100PF 10 50V C5902 1 137 372 11 FILM 0 022MF 5 50V C5903 1 137 372 11 FILM 0 022MF 5 50V C5904 1 104 665 11 ELECT 100MF 20 25V C5905 1 126 964 11 ELECT 10MF 20 50V C5907 1 126 964 11 ELECT 10MF 20 50V C5911 1 126 964 11 ELECT 10MF 20 50V C5913 1 102 106 00 CERAMIC 100PF 10 50V CONNECTOR CN5601 1 580 844 11 PIN CONNECTOR POWER CN5602 1 691 291 11 ...

Page 81: ...0 CERAMIC 0 0047MF 50V C3207 1 101 005 00 CERAMIC 0 022MF 50V C3208 1 101 005 00 CERAMIC 0 022MF 50V C3211 1 101 005 00 CERAMIC 0 022MF 50V C3212 1 101 005 00 CERAMIC 0 022MF 50V C3215 1 101 005 00 CERAMIC 0 022MF 50V CONNECTOR CN3201 1 770 748 11 CONNECTOR BOARD TO BOARD 12P CN3202 1 564 507 11 PLUG CONNECTOR 4P CN3203 1 564 507 11 PLUG CONNECTOR 4P SOCKET J3201 1 694 591 11 TERMINAL BOARD SPEAKE...

Page 82: ...7 888 11 ELECT 47MF 20 25V C3233 1 163 263 11 CERAMIC CHIP 330PF 5 50V C3305 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C3308 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C3311 1 107 888 11 ELECT 47MF 20 25V C3315 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C3318 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C3319 1 163 251 11 CERAMIC CHIP 100PF 5 50V C3320 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C3323 1 163 021 91...

Page 83: ...IP EMI FL3107 1 239 899 21 FILTER CHIP EMI FL3108 1 239 899 21 FILTER CHIP EMI FL3109 1 239 558 11 FILTER CHIP EMI FL3110 1 239 558 11 FILTER CHIP EMI FL3111 1 239 558 11 FILTER CHIP EMI FL3112 1 239 558 11 FILTER CHIP EMI FL3113 1 239 558 11 FILTER CHIP EMI FL3114 1 239 558 11 FILTER CHIP EMI FL3201 1 239 899 21 FILTER CHIP EMI FL3203 1 239 899 21 FILTER CHIP EMI FL3206 1 239 899 21 FILTER CHIP E...

Page 84: ... SHORT 0 R3117 1 216 295 91 SHORT 0 R3120 1 216 025 91 RES CHIP 100 5 1 10W R3121 1 216 017 91 RES CHIP 47 5 1 10W R3122 1 216 017 91 RES CHIP 47 5 1 10W R3124 1 216 017 91 RES CHIP 47 5 1 10W R3125 1 216 295 91 SHORT 0 R3126 1 216 049 91 RES CHIP 1K 5 1 10W R3128 1 216 057 00 RES CHIP 2 2K 5 1 10W R3129 1 216 295 91 SHORT 0 R3130 1 216 295 91 SHORT 0 R3132 1 216 017 91 RES CHIP 47 5 1 10W R3133 1...

Page 85: ...IP 1K 5 1 10W R3329 1 216 049 91 RES CHIP 1K 5 1 10W R3330 1 216 049 91 RES CHIP 1K 5 1 10W R3331 1 216 049 91 RES CHIP 1K 5 1 10W R3332 1 216 049 91 RES CHIP 1K 5 1 10W R3333 1 216 049 91 RES CHIP 1K 5 1 10W R3338 1 216 295 91 SHORT 0 R3339 1 216 049 91 RES CHIP 1K 5 1 10W R3340 1 216 073 00 RES CHIP 10K 5 1 10W R3341 1 216 073 00 RES CHIP 10K 5 1 10W R3342 1 216 295 91 SHORT 0 R3343 1 216 295 91...

Page 86: ...NETWORK 47 3216 RB3312 1 239 409 11 RES CHIP NETWORK 47 3216 RB3313 1 239 409 11 RES CHIP NETWORK 47 3216 RB3314 1 239 409 11 RES CHIP NETWORK 47 3216 RB3315 1 239 409 11 RES CHIP NETWORK 47 3216 RB3316 1 239 409 11 RES CHIP NETWORK 47 3216 RB3317 1 239 409 11 RES CHIP NETWORK 47 3216 RB3319 1 239 409 11 RES CHIP NETWORK 47 3216 RB3320 1 239 409 11 RES CHIP NETWORK 47 3216 RB3321 1 239 409 11 RES ...

Page 87: ...142 9 974 984 01 English 99HP7121 1 Printed in U K 1999 8 Sony Corporation Sony UK Service Promotions Dept ...

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