Sanyo TS4421S Service Manual Download Page 1

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SERVICE MANUAL Colour Television

Product Code: 111340113

Original Version

Chassis Series: LA5-A

F2GR

FILE NO.

Model No. TS4421S

Service Ref. No. TS4421S-00

(Argentina)

Give complete “SERVICE REF. NO.” for parts
order or servicing. It is shown on the rating
plate at the cabinet back of the unit.

This T.V. receiver will not work properly in
foreign countries where the television trans-
mission system and power source differ from
the design specifications. Refer to the specifi-
cation table.

JXMRR

Specifications

Power Source . . . . . . . . .AC220V, 50Hz / 60Hz
Receiving System . . . . . .PAL (M/M, N/N), NTSC (M/M)
Channel Coverage

Antenna mode VHF: CH02-CH13, UHF: CH14-CH69

CATV mode VHF band: CH01-CH13, Mid band: CH14-CH22

Super band: CH23-CH36, Hyper band: CH37-CH64
Ultra band: CH65-CH94 and CH100-CH125
Low mid band: CH95-CH99

Video IF . . . . . . . . . . . . .45.75MHz
Aerial Input Impedance . .75

Ω

Ext. Terminals

Video inputs: Phono jack

2 (1Vp - p, 75

Ω

)

Audio inputs: Phono jack (R/L)

2 (436mVrms, more than 40K

Ω

)

Headphone Jack: Mini stereo jack

Sound Output (RMS)  . . . . 3W + 3W
Speakers   . . . . . . . . . . . 5cm x 9cm x 2 pcs.
Dimensions   . . . . . . . . . 606(W)

479(H)

483(D)mm

Weight . . . . . . . . . . . . . approx. 20.5 Kg

Specifications subject to change without notice.

Summary of Contents for TS4421S

Page 1: ...e specifi cation table JXMRR Specifications Power Source AC220V 50Hz 60Hz Receiving System PAL M M N N NTSC M M Channel Coverage Antenna mode VHF CH02 CH13 UHF CH14 CH69 CATV mode VHF band CH01 CH13 Mid band CH14 CH22 Super band CH23 CH36 Hyper band CH37 CH64 Ultra band CH65 CH94 and CH100 CH125 Low mid band CH95 CH99 Video IF 45 75MHz Aerial Input Impedance 75Ω Ext Terminals Video inputs Phono ja...

Page 2: ...ceiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specified limit Refer to this ser vice manual...

Page 3: ... 42 FM OUTPUT EXT VIDEO IN K1001 K1002 REAR AVIN FRONT AVIN VIDEO VIDEO A L A L A R A R 19 20 21 R G B K1921 12 8 AC POWER CIRCUIT CONVERTER TRANS 130V MAIN HIGH 20V AUDIO 12V MAIN LOW 24V VERT 9V IC202 REG IC 5V 2 REG IC IC681 5VRC 27 23 HORIZ OUT FBT VERT OUT HORIZ OUT AUDIO RIGHT AUDIO LEFT HEADPHONE JACK Q900 CRT MEMORY 5 6 MTS DECODER AUDIO CONTROL SW IIC BUS CONTROL WITH PLL FILTER IF VIDEO ...

Page 4: ...Chassis Block Diagrams 4 SYSTEM CONTROL QXXAVC479P 15 C CAPTION IN ...

Page 5: ...LMP V C VCC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL Red Input Green Input Blue Input Fast Blanking Input RGB Vcc Red Output Green Output Blue Output fsc output or C Sync output Vertical Output Ramp ALC Filter Horizontal BUS Vcc Horizontal Output Horiz...

Page 6: ... 3bit Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP FM Det FM Level 5bit Chroma C D APC Det 500K Det To BUS Chroma VCO VIF Counter Reset Pulse VCO Ident VIF Sys 2bit Phase Detector A MUTE 1bit VOLUME D A VOLUME Filter A SW 1bit Input Select VOLUME ...

Page 7: ...L 4 LSOUT L 3 LSOUT R VOL R VOLUME RIGHT CHANNEL INPUT 43 44 TREBLE OUT R 41 47 TREBLE FILTER L 45 2 BASS FILTER L 40 SURRTC 38 TVOUT R 39 TVOUT L 36 37 AUX2 L Left channel external input FEXT2 INPUT PIN OF L R SIGNALFROM MAIN OUT PIN9 6dB WIDEBAND STEREO NOISE SAP PONRES ATT ATTSW BASS FILTER R Stereo block PLL loop filter integrating pin Pilot cancel circuit loop filter intergrating pin Audio mu...

Page 8: ...OWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to adjust the data The or button will increase or decrease the data sequentially 3 Exit from the Service Menu Press the MENU button to turn off the Service Menu display The data which is set in the service mode is stored into the memory IC automatically VOLUME VOLUME CHANNEL UP CHA...

Page 9: ...lateral line 23 DRV Brightness and dark of White balance adjustment 24 B YD 10 00 15 B Y DC Level 25 R YD 10 00 15 R Y DC Level 26 B YND 0 16 15 Difference value of NTSC B Y DC Level 27 R YND 0 16 15 Difference value of NTSC R Y DC Level 28 G YA 00 00 01 G Y Angle 29 RBGB 08 00 15 R Y B Y Gain Balance 30 RBAG 08 00 15 R Y B Y Angle 31 G YAN 00 00 01 Difference value of NTSC G Y Angle 32 RBGBN 0 8 ...

Page 10: ... 00 00 01 Adjustment of AFC Gain Gate RF 66 VSURF 00 00 01 Adjustment of Vertical Sync Separation Sensitivity RF 67 CDMRF 00 00 07 Vertical Count Down Loop Adjustment RF 68 AFCAV 00 00 01 Adjustment of AFC Gain Gate AV 69 VSUAV 00 00 01 Adjustment of Vertical Sync Separation Sensitivity AV 70 CDMAV 00 00 07 Vertical Count Down Loop Adjustment AV 71 HLK T 00 00 01 H lock V Det RF 72 HLK V 00 00 01 ...

Page 11: ...and contrast to maximum 3 Select Item No 04 V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightness and contrast to normal 3 Select Item No 12 OSDHP in the service mode 4 Change value to be proper OSD position 5 Exit from the service mode 1 Switch on the TV 2 Select Item No 65 AFCRF in service mo...

Page 12: ... proper grey scale tracking at all brightness levels NOTE If the grey scale adjustment is made after picture tube replacement check the high voltage Items 16 23 GREY SCALE Service Adjustments Red Bias Red Bias Green Bias Blue Bias Red Drive Blue Drive Blue Drive Green Bias Blue Bias Press the MENU button to exit from service mode Red Drive E E B 3 3 T471 H1 T471 H2 T471 H4 T471 H5 T471 H6 T471 H7 ...

Page 13: ...Mode INPUT LEVEL 08 HI SEPARATION 21 LOW SEPARATION 34 ADJUST CHOOSE EXIT MENU 2 Service Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to adjust the data The or button will increase or decrease the data sequentially 3 Exit from the Service Menu Press the MENU button to turn off the ...

Page 14: ...118 JP002 J150 R031 C042 C041 R006 J119 C005 R005 J121 R003 J122 C004 J125 J126 R029 J127 J128 J129 J130 R019 J028 JP652 J139 J143 J141 R662 J142 R036 D1001 JP029 J132 R528 D653 R1907 J075 JW1 JW4 C652 J051 D646 VR462 J140 C033 JP030 JP441 JP3402 IC002 IC001 J013 J152 JP003 J008 J155 J151 JP004 JP001 R042 L838 L837 L84 L841 JW6 JW7 R650 K1002A C352 D639 R639 R670 JP006 JP005 R041 KX J154 C3414 JW5...

Page 15: ... will be automatically stored in memory Service Adjustment 3 This adjustment is used to do a fine tuning of the channels with poor reception after they have been stored by the automatic tuning This function is available for one channel only and the fine tuned channel is memorized into IC802 EEPROM FINE TUNING 1 Enter the Service Menu While pressing the MENU button on the television press the 4 or ...

Page 16: ...negative lead to ground and connect lead to anode of picture tube 2 Tune receiver to an active channel and confirm TV is operating properly 3 The high voltage must be 14 21KV 1KV 20 21 25KV 1KV 29 26 5KV 1KV and less than 14 25KV 20 21 27 5KV 29 29 5KV at 0 beam current Brightness and contrast minimum setting Note If the picture tube is replaced check the high voltage The horiz width adjustment af...

Page 17: ...olours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjustment If part of the picture screen is coloured adjust the Deflection Yoke position forward or backward slightly 8 Tighten the mounting screw of the Deflection Yoke Adjust Convergence next CENTRE CONV...

Page 18: ...ED F3BD 5 610 104 2505 LATCH PUSH 7 9X6 9BK 6 610 274 3654 DEC CONTROL SHEET F2GS 7 610 273 5161 CABINET FRONT F2GS 8 610 273 5185 CABINET BACK F2GS 9 645 069 4608 ASSY REMOCON JXMRR 10 610 297 3723 RC BATTERY LID JXMRA 11 645 004 3925 ANTENNA MATCHING BOX or 645 005 0251 ANTENNA MATCHING BOX 610 316 7503 INSTRUCTIONS MANUAL F2GR Key No Part No Description Key No Part No Description VIDEO L AUDIO ...

Page 19: ...y should be considered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must co...

Page 20: ...902 TR 2SC2812 L7 TB 405 163 1602 TR 2SC2812N L6 TB0 405 163 1701 TR 2SC2812N L7 TB0 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q681 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 012 2101 TR 2SC1815 O 405 012 2309 TR 2SC1815 Y 405 157 0505 TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR 2SC945A PA 405 020 770...

Page 21: ...231 403 260 2904 MT COMPO 0 33U J 50V C232 403 260 2904 MT COMPO 0 33U J 50V C233 403 045 1504 ELECT 1000U M 25V C240 403 215 2201 CERAMIC 0 01U K 50V C243 403 215 2201 CERAMIC 0 01U K 50V C244 403 051 3103 ELECT 47U M 50V C245 403 086 2300 NP ELECT 1U M 50V C246 403 049 0008 ELECT 1U M 50V C247 403 049 9803 ELECT 2 2U M 50V C273 403 342 3300 CERAMIC 0 1U K 25V C3401 404 087 1200 ELECT 0 1U M 50V ...

Page 22: ...6 403 113 3805 CERAMIC 1000P K 50V RESISTOR R003 401 026 3905 CARBON 330 JA 1 6W R006 401 026 8108 CARBON 4 7 JA 1 6W R019 401 007 7601 CARBON 150 JA 1 2W R029 401 007 7601 CARBON 150 JA 1 2W R031 401 027 5205 CARBON 680 JA 1 6W R033 401 105 1006 MT GLAZE 1 2K JA 1 16W R034 401 105 0504 MT GLAZE 1K JA 1 16W R035 401 105 1006 MT GLAZE 1 2K JA 1 16W R036 401 026 8108 CARBON 4 7 JA 1 6W R037 401 105 ...

Page 23: ...ARBON 18K JA 1 6W R619 401 016 1508 CARBON 22 JA 1 4W R620 401 010 4802 CARBON 470K JA 1 2W R621 401 010 4802 CARBON 470K JA 1 2W R622 401 019 9600 CARBON 47 JA 1 4W R623 401 026 4902 CARBON 330K JA 1 6W R624 402 001 8502 FUSIBLE RES 10 J 1 2W R625 401 069 4501 OXIDE MT 68K JA 2W R626 401 069 4501 OXIDE MT 68K JA 2W R627 401 025 8208 CARBON 22K JA 1 6W R628 402 000 8305 SOLID 5 6M KA 1 2W R629 402...

Page 24: ... TE 17 D1909 407 149 0807 DIODE 1SS355 TE 17 D1910 407 206 5608 ZENER DIODE UDZS TE 1710B D249 407 099 6003 ZENER DIODE MTZJ9 1B D352 407 063 8705 ZENER DIODE MTZJ5 1C 407 056 9801 ZENER DIODE RD5 6EB1 D421 407 099 7208 ZENER DIODE MTZJ16A 407 054 7007 ZENER DIODE RD16EB1 D441 407 006 6300 DIODE ERC05 10B 407 009 6901 DIODE RM11C D450 407 149 0807 DIODE 1SS355 TE 17 D451 407 149 0807 DIODE 1SS355 ...

Page 25: ...041 6705 TR 2SC2621 E RA 405 066 9903 TR 2SC2688 1 K 405 067 0008 TR 2SC2688 1 L 405 067 0107 TR 2SC2688 1 M Q711 406 000 3605 TR 2SC3620 LB SAN 1 405 041 6507 TR 2SC2621 D RA 405 041 6705 TR 2SC2621 E RA 405 066 9903 TR 2SC2688 1 K 405 067 0008 TR 2SC2688 1 L 405 067 0107 TR 2SC2688 1 M Q721 406 000 3605 TR 2SC3620 LB SAN 1 405 041 6507 TR 2SC2621 D RA 405 041 6705 TR 2SC2621 E RA 405 066 9903 TR...

Page 26: ...4406 DIODE 1SS133 D752 407 012 4406 DIODE 1SS133 D753 407 012 4406 DIODE 1SS133 D754 407 012 4406 DIODE 1SS133 MISCELLANEOUS K701 645 026 2005 SOCKET CRT 8P 652 001 0321 SOCKET CRT 8P 652 001 1465 SOCKET CRT 8P 652 001 3247 SOCKET CRT 12P Ref No Part No Description Ref No Part No Description ...

Page 27: ... 27 ...

Page 28: ...July 04 ...

Page 29: ...0 GQBZ KK 0 012 GQBZ 1 16GJ 100KAZ KK 5600 GQBZ 1 16 GJ1MAZ PM4 7LBZA 1 16GJ220AZ 1 16GJ220AZ KK 0 022 GQBZ KK 4700 GQBZ EM0 1 LBWA KK4700 GQBZ EM0 1 LBWA 1 16GJ 62KAZ EM0 47 LBWA 16EM47 LBWA EM4 7 LBWA 16EM 100 EM4 7 LBWA 1 16GJ 10KAZ 1 16GJ 10KAZ 2400010 2400030 2400030 2400030 2400030 2400010 4A250VTW 4A250VTS 4A250VT J20B00100 J20B0120J J20B00100 J20B0120J 275GM0 068XB 250GM0 068XBJ 250GM0 068...

Page 30: ...18 D653 R1907 J075 JW1 JW3 JW4 D1901 R423 C652 J051 D512 R831 J090 D861 D646 R830 VR462 J140 R602A C033 JP030 JP441 JP3402 L441A C465A PS601 R602 H3 IC002 IC001 J013 C355 J152 JP003 J008 J155 J151 JP004 JP001 R042 L838 L837 L842 L841 JP501 R602 H5 R602 H6 R602 H7 R602 H8 JP488 JP487 JP486 C486A JW6 JW7 R650 JP476 R449A T471 H11 T471 H3 D650 K1002A C352 D639 R639 R487 R670 JP006 JP005 R041 KX J154 ...

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