Sony KV-28FS20U Service Manual Download Page 57

Page: 57 / 74

REF. NO. PART.NO DESCRIPTION REMARK

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

R64 1-216-025-91 RES-CHIP 100 5% 1/10W

R65 1-216-025-91 RES-CHIP 100 5% 1/10W

R66 1-216-057-00 RES-CHIP 2.2K 5% 1/10W

R67 1-216-057-00 RES-CHIP 2.2K 5% 1/10W

R68 1-216-049-91 RES-CHIP 1K 5% 1/10W

R69 1-216-049-91 RES-CHIP 1K 5% 1/10W

R70 1-216-025-91 RES-CHIP 100 5% 1/10W

R71 1-216-025-91 RES-CHIP 100 5% 1/10W

R72 1-216-025-91 RES-CHIP 100 5% 1/10W

R73 1-216-025-91 RES-CHIP 100 5% 1/10W

R74 1-216-025-91 RES-CHIP 100 5% 1/10W

R75 1-216-025-91 RES-CHIP 100 5% 1/10W

R76 1-216-025-91 RES-CHIP 100 5% 1/10W

R77 1-216-025-91 RES-CHIP 100 5% 1/10W

R78 1-414-233-22 INDUCTOR CHIP 0UH

R79 1-216-033-00 RES-CHIP 220 5% 1/10W

R80 1-216-049-91 RES-CHIP 1K 5% 1/10W

R81 1-216-081-00 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% 1/10W

R93 1-216-033-00 RES-CHIP 220 5% 1/10W

R94 1-216-033-00 RES-CHIP 220 5% 1/10W

R95 1-216-033-00 RES-CHIP 220 5% 1/10W

R99 1-216-065-91 RES-CHIP 4.7K 5% 1/10W

R101 1-216-057-00 RES-CHIP 2.2K 5% 1/10W

R102 1-216-025-91 RES-CHIP 100 5% 1/10W

R103 1-216-025-91 RES-CHIP 100 5% 1/10W

R104 1-216-073-00 RES-CHIP 10K 5% 1/10W

R105 1-216-113-00 RES-CHIP 470K 5% 1/10W

R106 1-216-073-00 RES-CHIP 10K 5% 1/10W

R110 1-216-073-00 RES-CHIP 10K 5% 1/10W

R111 1-216-029-00 RES-CHIP 150 5% 1/10W

R112 1-216-029-00 RES-CHIP 150 5% 1/10W

R113 1-216-001-00 RES-CHIP 10 5% 1/10W

R114 1-216-029-00 RES-CHIP 150 5% 1/10W

R115 1-216-033-00 RES-CHIP 220 5% 1/10W

R116 1-216-025-91 RES-CHIP 100 5% 1/10W

R117 1-216-065-91 RES-CHIP 4.7K 5% 1/10W

R118 1-216-097-91 RES-CHIP 100K 5% 1/10W

R120 1-216-069-00 RES-CHIP 6.8K 5% 1/10W

R121 1-216-073-00 RES-CHIP 10K 5% 1/10W

R122 1-216-041-00 RES-CHIP 470 5% 1/10W

R123 1-216-031-00 RES-CHIP 180 5% 1/10W

R124 1-216-049-91 RES-CHIP 1K 5% 1/10W

R125 1-216-081-00 RES-CHIP 22K 5% 1/10W

R126 1-216-025-91 RES-CHIP 100 5% 1/10W

R127 1-216-081-00 RES-CHIP 22K 5% 1/10W

R128 1-216-035-00 RES-CHIP 270 5% 1/10W

R129 1-216-033-00 RES-CHIP 220 5% 1/10W

R130 1-216-061-00 RES-CHIP 3.3K 5% 1/10W

R131 1-216-073-00 RES-CHIP 10K 5% 1/10W

R132 1-216-025-91 RES-CHIP 100 5% 1/10W

R133 1-216-041-00 RES-CHIP 470 5% 1/10W

R134 1-216-001-00 RES-CHIP 10 5% 1/10W

R135 1-216-037-00 RES-CHIP 330 5% 1/10W

R136 1-216-033-00 RES-CHIP 220 5% 1/10W

R137 1-216-049-91 RES-CHIP 1K 5% 1/10W

R138 1-216-041-00 RES-CHIP 470 5% 1/10W

R144 1-216-081-00 RES-CHIP 22K 5% 1/10W

R145 1-216-049-91 RES-CHIP 1K 5% 1/10W

R146 1-216-049-91 RES-CHIP 1K 5% 1/10W

R147 1-216-033-00 RES-CHIP 220 5% 1/10W

R148 1-216-051-00 RES-CHIP 1.2K 5% 1/10W

R149 1-216-049-91 RES-CHIP 1K 5% 1/10W

R150 1-216-061-00 RES-CHIP 3.3K 5% 1/10W

R151 1-216-025-91 RES-CHIP 100 5% 1/10W

R153 1-216-295-91 SHORT 0

R200 1-216-049-91 RES-CHIP 1K 5% 1/10W

R203 1-216-025-91 RES-CHIP 100 5% 1/10W

R204 1-216-025-91 RES-CHIP 100 5% 1/10W

R205 1-216-081-00 RES-CHIP 22K 5% 1/10W

R206 1-216-033-00 RES-CHIP 220 5% 1/10W

R208 1-216-041-00 RES-CHIP 470 5% 1/10W

R209 1-216-182-00 RES-CHIP 220 5% 1/8W

R210 1-216-017-91 RES-CHIP 47 5% 1/10W

R211 1-216-033-00 RES-CHIP 220 5% 1/10W

R212 1-216-022-00 RES-CHIP 75 5% 1/10W

R213 1-216-022-00 RES-CHIP 75 5% 1/10W

R214 1-216-025-91 RES-CHIP 100 5% 1/10W

R216 1-216-025-91 RES-CHIP 100 5% 1/10W

R217 1-216-113-00 RES-CHIP 470K 5% 1/10W

R218 1-216-025-91 RES-CHIP 100 5% 1/10W

R219 1-216-113-00 RES-CHIP 470K 5% 1/10W

R220 1-216-295-91 SHORT 0

R221 1-216-041-00 RES-CHIP 470 5% 1/10W

R222 1-216-089-91 RES-CHIP 47K 5% 1/10W

Summary of Contents for KV-28FS20U

Page 1: ...1 SERVICE MANUAL BE 3ECHASSIS MODEL COMMANDER DEST CHASSIS NO KV 28FS20U RM 887 UK SCC Q25G A MODEL COMMANDER DEST CHASSIS NO ...

Page 2: ...IRCUIT THE ANODE OF THE PICTURE TUBE AND THE ANODE CAP TO THE METAL CHASSIS CRT SHIELD OR THE CARBON PAINTED ON THE CRT AFTER REMOVAL OF THE ANODE CAP WARNING AN ISOLATION TRANSFORMER SHOULD BE USED DURING ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD DUE TO LIVE CHASSIS THE CHASSIS OF THIS RECEIVER IS DIRECTLY CONNECTED TO THE POWER LINE SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY...

Page 3: ... n I o i d u A d n a o e d i V V T f o s t u p t u O s l a n g i s s n o i s n e m i D m m 5 2 5 x 6 9 4 x 1 6 7 x o r p p A r o t c e n n o c o r u E n i p 1 2 2 d r a d n a t s C E L E N E C s l a n g i s o e d i V d n a o i d u A r o f s t u p n I o e d i V S r o f s t u p n I o i d u A d n a o e d i V r o t i n o M f o s t u p t u O e l b a t c e l e s s l a n g i s t h g i e W g k 4 4 x o r p...

Page 4: ...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 17 Ground video output 18 Ground video input 19 Video output 1V 3dB 75ohms positive sync 0 3V 3 10dB 20 _ _ Video input 1V 3dB 75ohms positive sync 0 3V 3 10d...

Page 5: ...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 6: ...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 7: ...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 8: ...r Code 00 Error Code Occurrences Error Code Occurrences 2 2 19 0 3 20 0 4 21 89 5 0 22 0 6 0 23 0 7 0 24 0 8 0 25 4 9 0 26 5 10 0 27 0 11 0 28 3 12 0 29 0 13 0 30 0 14 3 31 0 15 0 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 9: ...f TV Press again to switch on from standby mode To save energy we recommend switching off completely when TV is not in use NOTE After 15 30 minutes without a TV signal and without any button being pressed the TV switches automatically into standby mode To select input signal or freeze teletext Press to select inputs from the TV sockets see Using Optional Equipment section In teletext mode press to...

Page 10: ...he V or v buttons to select the item on the screen you wish to adjust then press the b button to confirm For a description of the menu items and their effects see the table below 4 If you selected Picture Mode or Format in step 3 press the V or v buttons to select the item on the screen you wish to adjust then press the b button to confirm 5 Press the b or B buttons to adjust your selected item 6 ...

Page 11: ...ted In Personal mode Treble and Bass can be adjusted Only available when Surround Mode is set to Off 14 Additional TV Features Before listening to Dolby Pro Logic encoded programmes you can adapt the Dolby features to suit your own taste Normally this is only required when you install the TV and the speakers or when changing the speaker positions Setting up Dolby Pro Logic 1 Press the MENU button ...

Page 12: ...press the b or B buttons to adjust the value over a range of 5 to 5 Press the OK button to store 6 Auto 16 9 Press the V or v buttons to select Auto 16 9 then press the b button to enter Press the b or B buttons to select On if you wish the TV set to switch automatically to Wide format if a 16 9 broadcast is detected or Off to retain the format selected in step 4 Press the OK button to store 7 Pre...

Page 13: ...ide 22 Additional TV Features Teletext is an information service transmitted by most TV stations Teletext Switching Teletext on and off 1 When viewing channels press a number button on the remote control to select the channel which carries the teletext service you wish to receive 2 Press the button on the remote control to switch on teletext 3 Input the three digits of the page number you require ...

Page 14: ...casing yourself Troubleshooting Problem Solution No picture screen is dark no sound Plug the TV in Press the button on the front of the TV If the indicator is on press the button or a numbered button on the remote control Check the aerial connection Turn the TV off for 3 or 4 seconds and then turn it on again using the button on the front of the TV Poor or no picture screen is dark but good sound ...

Page 15: ...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 16: ...16 2 4 WIRE DRESSING 2 5 A BOARD REMOVAL 2 6 A EXTENSION BOARD 1 Remove CN301 before removing A board A Board A board BE 3E Extension Board ...

Page 17: ...ulling 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 not apply too great a pressure on the rubber as this may cause dam...

Page 18: ...wire cutter 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...

Page 19: ...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 20: ...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 21: ...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 22: ... 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 23: ...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 24: ...w button to enter the 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 1 SCP BGR 1 SCP BGF 1 Trap fo 6 Sub contrast Adj Sub colour Adj Sub brightness Adj Green drive Adj Blue dr...

Page 25: ...scale FMP 36 Zwei mono st WHI 36 Zwei st mono 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 Time Nicam 31 Audio clock ACO HIZ Scart prescale 25 Scart volume 64 Nicam Prescale I 127 Nicam Prescale L 97 Nicam Prescale BG 97 Nicam Prescale DK 97 IC STATUS CXA2076 CXA2040 CXA2076 H lock 0 IKR 1 VNG...

Page 26: ...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 adjust each item in order to obtain the optimum image I F ADJUSTMENT STUNER AGC ADJUSTMENT DEFLECTION SYSTEM ADJUSTMENT GEOMETRY ADJ...

Page 27: ...e 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 Colour and Picture to Minim...

Page 28: ...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 29: ...RD 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 ...

Page 30: ...FF Q1 1002 SWITCH Q1001 77 76 75 58 78 2 3 7 65 61 64 62 80 9 11 24 27 48 47 46 PROTECT Q330 AMP Q80 81 V SYNC AFC H SYNC 62 63 3 48 4 5 46 6 7 8 45 CN301 CN1 ROTATION COIL V DRIVE EHT H FLYBACK H DRIVE V DRIVE EAST WEST DRIVE 16 9 V SYNC CHASSIS STANDBY DGC RELAY SIRCS VM AUDIO MUTE FRONT KEY 1 STANDBY LED LUMISPONDER 1 2 3 6 21 22 23 28 24 25 26 6 5 32 33 31 37 38 39 28 49 SVHS Y SVHS C 11 9 55 ...

Page 31: ...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 ...

Page 32: ...riable and adjustable resistors have characteristic curve B unless otherwise noted All voltages are in Volts Readings are taken with a 10Mohm digital mutimeter Readings are taken with a color bar input signal Voltage variations may be noted due to normal production tolerences B bus B bus RF signal path earth ground earth chassis Reference Information RESISTOR RN METAL FILM RC SOLID FPRD NON FLAMMA...

Page 33: ...B DRIVE C I 1 0 7 C I 2 D 2 0 7 C I 2 A 3 0 7 C I 1 C R O T S I S N A R T 1 0 7 Q 1 C E D O I D 1 0 7 D 2 B 4 0 7 D 1 A 5 0 7 D 1 A 7 0 7 D 1 A 9 0 7 D 2 B 0 1 7 D 2 C 1 1 7 D 2 D 2 1 7 D 4 C 3 1 7 D 1 D 4 1 7 D 1 D C BOARD LOCATION C PRINTED WIRING BOARD A B C D 1 2 3 4 ...

Page 34: ... 6 E 1 0 8 Q 5 G 7 3 6 D 4 C 2 0 8 Q 1 F 8 3 6 D 4 C 3 0 8 Q 4 G 0 0 8 D 6 H 4 0 8 Q 5 H 1 0 8 D 6 H 5 0 8 Q 5 G 2 0 8 D 6 H 0 0 9 Q 6 A 3 0 8 D 5 H 0 0 2 1 Q 6 F 7 0 8 D 5 G 1 0 2 1 Q 6 D 8 0 8 D 3 H 2 0 2 1 Q 6 B 0 1 8 D 1 G 3 0 2 1 Q 5 B 1 1 8 D 5 G 4 0 2 1 Q 6 B 2 1 8 D 2 G E D O I D 5 1 8 D 3 H 0 0 5 D 7 H 7 1 8 D 7 G 2 0 5 D 4 J 2 0 9 D 7 B 3 0 5 D 3 J 3 0 9 D 7 C 4 0 5 D 7 I 4 0 9 D 7 B 5 0...

Page 35: ...B A C D E F G 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 H I J K L M N O P Q R S T 21 41 42 43 D DEFLECTION AND POWER SUPPLY ...

Page 36: ...2 1 F G H I J K L M N O P Q R S B A C D E 19 18 20 21 46 45 44 A1 DIGITAL AUDIO PROCESS RAM SURROUND A1 PRINTED WIRING BOARD A A1 PRINTED WIRING BOARD B J1 PRINTED WIRING BOARD A J1 CENTRE SURROUND AMPLIFIER AND EXTERNAL SPEAKER CONNECTION ...

Page 37: ...48 47 7 3 Vp p H WAVEFORMS VM BOARD 1 VM VELOCITY MODULATION AND DYNAMIC CONVERGENCE VM PRINTED WIRING BOARD ...

Page 38: ...50 49 J2 INTERNAL SPEAKER MUTE SWITCH J2 PRINTED WIRING BOARD D2 PRINTED WIRING BOARD D2 SMART MODE DEFLECTION ...

Page 39: ...1 0 2 2 C I 3 L 1 0 2 2 D 3 M 1 0 8 2 C I 2 G 1 0 8 2 D 3 H 2 0 8 2 C I 1 I 2 0 8 2 D 2 H 3 0 8 2 C I 1 L 4 0 8 2 D 2 H R O T S I S N A R T 5 0 8 2 D 2 F 1 0 2 2 Q 2 M 6 0 8 2 D 3 F 2 0 2 2 Q 2 M 7 0 8 2 D 1 J 3 0 2 2 Q 2 N 8 0 8 2 D 2 F 2 0 8 2 Q 2 H 0 1 8 2 D 1 G 5 0 8 2 Q 2 I 1 1 8 2 D 1 G 6 0 8 2 Q 2 H 2 1 8 2 D 2 F 8 0 8 2 Q 3 I 3 1 8 2 D 2 L 0 1 8 2 Q 3 J 4 1 8 2 D 1 K 1 1 8 2 Q 2 J 1 0 8 3 ...

Page 40: ... I 9 0 2 D 2 V 2 8 Q 4 E 0 1 2 D 1 V 0 1 1 Q 5 B 1 1 2 D 2 V 1 1 1 Q 5 B 2 1 2 D 2 D 2 1 1 Q 5 B 3 1 2 D 2 D 0 2 1 Q 5 S 4 1 2 D 3 T 1 2 1 Q 5 R 5 1 2 D 3 C 2 2 1 Q 6 R 6 1 2 D 6 B 4 2 1 Q 5 S 7 1 2 D 6 B 0 3 1 Q 5 S 8 1 2 D 6 B 0 4 1 Q 3 I 0 2 2 D 6 B 1 4 1 Q 4 N 1 2 2 D 6 B 1 0 2 Q 2 V 2 2 2 D 1 V 2 0 2 Q 2 A 3 2 2 D 3 B 3 0 2 Q 3 B 4 2 2 D 3 B 4 0 2 Q 3 B 5 2 2 D 4 B 0 0 3 Q 4 P 6 2 2 D 4 B 4 0...

Page 41: ...B A C D E F G 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 H I J K L M N O P Q R S T 21 59 58 57 A SIGNAL PROCESSING Page 1 2 ...

Page 42: ...17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 F G H I J K L M N O P Q R S B A C D E 19 18 20 21 60 61 62 A SIGNAL PROCESSING Page 2 2 ...

Page 43: ...64 63 H AV INPUT SIRCS FRONT AND STBY POWER SUPPLY PRINTED WIRING BOARD Page 65 ...

Page 44: ...66 65 H PRINTED WIRING BOARD ...

Page 45: ... 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 2...

Page 46: ...SB60L 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 MA3030...

Page 47: ...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 48: ... 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 49: ... BRACKET MAIN 4 A 1640 379 A D1 BOARD COMPLETE 5 4 202 531 01 AC CORD LOCK SC 6 1 776 204 12 CORD POWER FILTER 7 A 1642 253 A D BOARD COMPLETE 8 1 453 308 21 TRANSFORMER ASSY FLYBACK NX 4521 U2B4 9 A 1642 254 A D2 BOARD COMPLETE 10 A 1630 490 A A1 BOARD COMPLETE 11 1 693 339 11 TUNER VIF UK 12 A 1632 981 A A BOARD COMPLETE 13 A 1651 131 A J2 BOARD COMPLETE 14 A 1651 132 A J1 BOARD COMPLETE 15 A 20...

Page 50: ...2 1 451 481 31 DEFLECTION YOKE Y28RCV2 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 69 4 203 390 61 CUSHION DGC 70 4 057 303 01 HOLDER DGC 71 4 202 554 01 HOLDER HV CABLE 72 1 251 846 11 CAP ASSY HIGH VOLTAGE 73 4 203 658 01 SPACER DY 74 4 ...

Page 51: ...90 H BOARD COMPLETE Parts List 90 J2 BOARD COMPLETE Parts List 91 J1 BOARD COMPLETE Parts List 91 VM BOARD COMPLETE Parts List 92 MISCELLANEOUS 94 ACCESSORIES AND PACKAGING MATERIALS 94 Note Refer to the designated variant parts list when seeking a part indicated by an asterisk Parts indicated XX on the Schematic Diagram are not used in this model and therefore do not appear in the Parts List SECT...

Page 52: ...231 1 104 664 11 ELECT 47UF 20 00 16V C1232 1 163 038 00 CERAMIC CHIP 0 1UF 25V C1233 1 126 933 11 ELECT 100UF 20 00 16V C1236 1 126 933 11 ELECT 100UF 20 00 16V C1237 1 163 038 00 CERAMIC CHIP 0 1UF 25V C1238 1 163 038 00 CERAMIC CHIP 0 1UF 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 D120...

Page 53: ...CHIP 0 001UF 5 00 50V C45 1 163 038 91 CERAMIC CHIP 0 1UF 25V C80 1 163 117 00 CERAMIC CHIP 100PF 5 00 50V C81 1 126 959 11 ELECT 0 47UF 20 00 50V C82 1 163 037 11 CERAMIC CHIP 0 022UF 10 00 50V C90 1 163 038 91 CERAMIC CHIP 0 1UF 25V C101 1 163 038 91 CERAMIC CHIP 0 1UF 25V C102 1 126 934 11 ELECT 220UF 20 00 16V C103 1 126 965 11 ELECT 22UF 20 00 50V C104 1 163 117 00 CERAMIC CHIP 100PF 5 00 50V...

Page 54: ...CERAMIC CHIP 0 1UF 25V C302 1 163 141 00 CERAMIC CHIP 0 001UF 5 00 50V C303 1 163 141 00 CERAMIC CHIP 0 001UF 5 00 50V C304 1 163 038 91 CERAMIC CHIP 0 1UF 25V C305 1 163 038 91 CERAMIC CHIP 0 1UF 25V C306 1 163 021 91 CERAMIC CHIP 0 01UF 10 00 50V C307 1 163 021 91 CERAMIC CHIP 0 01UF 10 00 50V C308 1 163 021 91 CERAMIC CHIP 0 01UF 10 00 50V C309 1 164 346 11 CERAMIC CHIP 1UF 16V C310 1 164 346 1...

Page 55: ... 1B D206 8 719 069 60 DIODE UDZS TE17 9 1B D207 8 719 069 60 DIODE UDZS TE17 9 1B D208 8 719 069 60 DIODE UDZS TE17 9 1B D209 8 719 069 60 DIODE UDZS TE17 9 1B D210 8 719 069 60 DIODE UDZS TE17 9 1B D211 8 719 069 60 DIODE UDZS TE17 9 1B D212 8 719 069 60 DIODE UDZS TE17 9 1B D213 8 719 069 60 DIODE UDZS TE17 9 1B D214 8 719 069 60 DIODE UDZS TE17 9 1B D215 8 719 069 60 DIODE UDZS TE17 9 1B D216 8...

Page 56: ...R Q402 8 729 120 28 TRANSISTOR 2SC2412K T 146 R Q403 8 729 120 28 TRANSISTOR 2SC2412K T 146 R Q404 8 729 026 49 TRANSISTOR 2SA1037AK T146 R Q405 8 729 026 49 TRANSISTOR 2SA1037AK T146 R Q1001 1 801 806 11 TRANSISTOR DTC144EK T147 Q1002 8 729 026 49 TRANSISTOR 2SA1037AK T146 R RESISTOR JR7 1 216 295 91 SHORT 0 JR101 1 216 295 91 SHORT 0 JR201 1 216 295 91 SHORT 0 JR204 1 216 295 91 SHORT 0 JR205 1 ...

Page 57: ...4 1 216 029 00 RES CHIP 150 5 1 10W R115 1 216 033 00 RES CHIP 220 5 1 10W R116 1 216 025 91 RES CHIP 100 5 1 10W R117 1 216 065 91 RES CHIP 4 7K 5 1 10W R118 1 216 097 91 RES CHIP 100K 5 1 10W R120 1 216 069 00 RES CHIP 6 8K 5 1 10W R121 1 216 073 00 RES CHIP 10K 5 1 10W R122 1 216 041 00 RES CHIP 470 5 1 10W R123 1 216 031 00 RES CHIP 180 5 1 10W R124 1 216 049 91 RES CHIP 1K 5 1 10W R125 1 216 ...

Page 58: ...W R273 1 216 022 00 RES CHIP 75 5 1 10W R274 1 216 295 91 SHORT 0 R275 1 216 295 91 SHORT 0 R276 1 216 295 91 SHORT 0 R277 1 216 295 91 SHORT 0 R280 1 216 049 91 RES CHIP 1K 5 1 10W R281 1 216 081 00 RES CHIP 22K 5 1 10W R282 1 216 089 91 RES CHIP 47K 5 1 10W R283 1 216 049 91 RES CHIP 1K 5 1 10W R284 1 216 081 00 RES CHIP 22K 5 1 10W R285 1 216 089 91 RES CHIP 47K 5 1 10W R286 1 216 049 91 RES CH...

Page 59: ...R1005 1 216 041 00 RES CHIP 470 5 1 10W R1010 1 216 295 91 SHORT 0 R1012 1 216 041 00 RES CHIP 470 5 1 10W R1014 1 216 065 91 RES CHIP 4 7K 5 1 10W R1017 1 216 295 91 SHORT 0 R1021 1 216 025 91 RES CHIP 100 5 1 10W R1022 1 216 025 91 RES CHIP 100 5 1 10W R1023 1 216 025 91 RES CHIP 100 5 1 10W R1024 1 216 041 00 RES CHIP 470 5 1 10W R1026 1 216 025 91 RES CHIP 100 5 1 10W R1027 1 216 025 91 RES CH...

Page 60: ...9 435 11 CARBON 33K 5 1 4W R725 1 215 903 11 METAL OXIDE 68K 5 2W R727 1 215 903 11 METAL OXIDE 68K 5 2W R729 1 215 903 11 METAL OXIDE 68K 5 2W R731 1 202 818 00 SOLID 1K 20 1 2W R732 1 202 818 00 SOLID 1K 20 1 2W R733 1 202 818 00 SOLID 1K 20 1 2W R734 1 247 739 11 CARBON 100 5 1 2W R738 1 249 489 11 CARBON 22K 5 1 2W R740 1 216 391 11 METAL OXIDE 1 5 5 3W R742 1 215 912 11 METAL OXIDE 150 5 3W R...

Page 61: ...5 11 TAB CONTACT CN2807 1 568 881 51 PIN CONNECTOR 6P CN3801 1 568 879 11 PIN CONNECTOR 4P CN3802 1 785 270 12 PIN DY CONNECTOR PC BOARD CN3803 1 580 798 11 CONNECTOR PIN DY 6P DIODE D2201 8 719 109 85 DIODE MTZJ T 77 5 1B D2801 8 719 110 41 DIODE MTZJ T 77 15B D2802 8 719 991 33 DIODE 1SS133T 77 D2804 8 719 302 43 DIODE RGP10GPKG23 D2805 8 719 970 87 DIODE ERA38 06TP1 D2806 8 719 300 33 DIODE ERB...

Page 62: ... 4W R2830 1 215 912 11 METAL OXIDE 150 5 3W R2832 1 249 379 11 CARBON 0 68 5 1 4W R2840 1 215 922 11 METAL OXIDE 6 8K 5 3W R2841 1 215 922 11 METAL OXIDE 6 8K 5 3W R2842 1 215 923 00 METAL OXIDE 10K 5 3W R2843 1 215 923 00 METAL OXIDE 10K 5 3W R2844 1 249 409 11 CARBON 220 5 1 4W R2845 1 215 489 00 METAL 680K 1 1 4W R2846 1 247 903 00 CARBON 1M 5 1 4W R2847 1 249 429 11 CARBON 10K 5 1 4W R2848 1 2...

Page 63: ...AMIC 470PF 10 00 500V C800 1 137 368 11 MYLAR 0 0047UF 5 00 50V C801 1 137 368 11 MYLAR 0 0047UF 5 00 50V C803 1 129 898 00 FILM 0 0022UF 5 00 630V C804 1 136 165 00 MYLAR 0 1UF 5 00 50V C805 1 136 207 11 MYLAR 0 047UF 10 00 250V C806 1 107 370 11 MYLAR 0 1UF 10 00 200V C807 1 136 540 11 FILM 0 82UF 5 00 200V C811 1 162 318 11 CERAMIC 0 001UF 10 00 500V C812 1 136 540 11 FILM 0 82UF 5 00 200V C813...

Page 64: ... 302 43 DIODE RGP10GPKG23 D607 8 719 046 78 DIODE EG 1Z V1 D608 8 719 302 06 DIODE EU2 V1 D609 8 719 053 32 DIODE FMU G16S D611 8 719 058 38 DIODE FMN G12S D612 8 719 058 38 DIODE FMN G12S D613 8 719 058 38 DIODE FMN G12S D614 8 719 058 38 DIODE FMN G12S D617 8 719 991 33 DIODE 1SS133T 77 D618 8 719 991 33 DIODE 1SS133T 77 D619 8 719 991 33 DIODE 1SS133T 77 D620 8 719 991 33 DIODE 1SS133T 77 D622 ...

Page 65: ...8 729 030 02 TRANSISTOR DTC144ESA TP Q601 8 729 025 04 TRANSISTOR 2SC3852A Q605 8 729 119 78 TRANSISTOR 2SC1740S RT Q606 8 729 029 56 TRANSISTOR DTA144ESA TP Q607 8 729 119 78 TRANSISTOR 2SC1740S RT Q611 8 729 200 21 TRANSISTOR 2SC2500 B Q801 8 729 039 68 TRANSISTOR IRF620 Q802 8 729 042 86 TRANSISTOR 2SC5251 01 Q803 8 729 119 80 TRANSISTOR 2SC2688 L Q805 8 729 030 02 TRANSISTOR DTC144ESA TP Q900 ...

Page 66: ...220K 5 1 4W R808 1 215 888 00 METAL OXIDE 220 5 2W R809 1 247 893 11 CARBON 390K 5 1 4W R810 1 215 888 00 METAL OXIDE 220 5 2W R812 1 249 421 11 CARBON 2 2K 5 1 4W R813 1 249 417 11 CARBON 1K 5 1 4W R814 1 249 381 11 CARBON 1 5 1 4W R815 1 249 381 11 CARBON 1 5 1 4W R816 1 215 917 11 METAL OXIDE 1K 5 3W R818 1 215 884 11 METAL OXIDE 47 5 2W R819 1 535 143 71 LEAD JUMPER 7 5MM R820 1 249 403 11 CAR...

Page 67: ...SITIVE CAPACITOR C8801 1 107 683 11 ELECT 2 2UF 250V C8802 1 136 104 00 FILM 0 16UF 5 00 200V C8804 1 136 207 11 MYLAR 0 047UF 10 00 250V C8805 1 136 569 11 FILM 1 2UF 5 00 200V CONNECTOR CN8801 1 770 748 11 CONNECTOR BOARD TO BOARD 12P DIODE D8801 8 719 923 60 DIODE MTZJ T 77 9 1 D8802 8 719 302 43 DIODE RGP10GPKG23 IC IC8801 8 749 010 64 PHOTO COUPLER PC123FY2 COIL L8801 1 406 674 11 INDUCTOR 3 ...

Page 68: ...910 8 719 923 60 DIODE MTZJ T 77 9 1 FUSE F5601 1 576 232 21 FUSE H B C 5A 250V 1 533 725 11 HOLDER FUSE F5601 FERRITE BEAD FB5901 1 535 465 11 LEAD JUMPER 5 0MM FB5902 1 535 465 11 LEAD JUMPER 5 0MM IC IC5604 8 759 510 52 IC L4941BV IC5605 8 759 584 19 IC TNY253P IC5606 8 749 013 21 IC TLP721 D4 GR T IC5900 8 742 134 00 HYB IC SBX1981 51 SOCKET J5900 1 785 448 11 JACK COIL L5608 1 412 527 11 INDU...

Page 69: ...C6217 1 126 952 11 ELECT 1000UF 20 00 35V C6218 1 126 952 11 ELECT 1000UF 20 00 35V C6219 1 137 194 81 MYLAR 0 47UF 5 00 50V C6220 1 136 165 00 MYLAR 0 1UF 5 00 50V C6221 1 136 169 00 MYLAR 0 22UF 5 00 50V C6222 1 136 169 00 MYLAR 0 22UF 5 00 50V C6223 1 137 366 11 MYLAR 0 0022UF 5 00 50V C6224 1 137 194 81 MYLAR 0 47UF 5 00 50V C6227 1 137 366 11 MYLAR 0 0022UF 5 00 50V C6228 1 137 194 81 MYLAR 0...

Page 70: ... MYLAR 0 001UF 5 00 50V C1709 1 130 471 00 MYLAR 0 001UF 5 00 50V C1710 1 102 959 91 CERAMIC 22PF 5 00 50V C1711 1 126 962 11 ELECT 3 3UF 20 00 50V C1720 1 107 667 11 ELECT 2 2UF 20 00 160V C1721 1 137 397 11 MYLAR 0 047UF 5 00 100V C1722 1 126 935 11 ELECT 470UF 20 00 16V C1723 1 161 830 00 CERAMIC 0 0047UF 500V C1725 1 128 551 11 ELECT 22UF 20 00 25V C1726 1 136 153 00 MYLAR 0 01UF 5 00 50V C180...

Page 71: ... 7K 1 1 4W R1527 1 215 437 00 METAL 4 7K 1 1 4W R1528 1 249 429 11 CARBON 10K 5 1 4W R1532 1 215 445 00 METAL 10K 1 1 4W R1534 1 247 807 31 CARBON 100 5 1 4W R1535 1 215 443 00 METAL 8 2K 1 1 4W R1536 1 249 421 11 CARBON 2 2K 5 1 4W R1537 1 249 421 11 CARBON 2 2K 5 1 4W R1538 1 212 849 00 FUSIBLE 4 7 5 1 4W R1539 1 212 849 00 FUSIBLE 4 7 5 1 4W R1540 1 216 393 00 METAL OXIDE 2 2 5 3W R1541 1 215 8...

Page 72: ...B WOOFER SPEAKER 8CM 1 452 896 11 COIL NA ROTATION RT200 1 571 433 21 SWITCH PUSH AC POWER 1 776 204 12 CORD POWER FILTER 1 693 339 11 TUNER VIF UK 8 737 786 05 PICTURE TUBE W66LLX060X 1 451 481 31 DEFLECTION YOKE Y28RCV2 8 453 011 11 NECK ASSY NA299 M 1 251 846 11 CAP ASSY HIGH VOLTAGE 4 205 420 61 MANUAL INSTRUCTION ENGLISH 4 395 957 01 BAG PROTECTION 4 204 457 04 INDIVIDUAL CARTON 4 204 676 01 ...

Page 73: ...95 ...

Page 74: ...e modules Please contact your local Sony Service organisation for the latest information Read restore and compare NVM contents via the I2C bus Acknowledge check of all I2C devices in the TV set Read Error Codes emulation of the Error Reader tool Remote Commander emulation User programmable Functional Check through Infrared Fast and documented Test Mode setting of all Sony TV chassis Partnumbers TR...

Search results

Summary of Contents for KV-28FS20U

Reviews:

Related manuals for KV-28FS20U

Brands by name

Popular brands

Sony KV-28FS20U, Service Manual

Search results

Summary of Contents for KV-28FS20U

Reviews:

Related manuals for KV-28FS20U

Brands by name

Popular brands