Sanyo C25PP86N, Service Manual

Page 1: ... x 2 AV outputs Video outputs Phono jack x 1 Audio outputs Phono jack R L x 1 Headphone Jack Mini Stereo Jack x 1 Sound Output Music 10W 1OW Dimensions 61 6 W x530 H x458 5 D mm Weight approx 29Kg Product Code 111335319 Original Version Chassis Series AAl A 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 wi...

Page 2: ...181 CONTROLLER Video I lFjCOLOUR SIF 2 h 16 DEFLECTION IC270 Q21OI 2 21 SOA lH DELAY Q211 Q212 SCART WI 19 SCL IF in 4645 F B YUII 31 14 w CRT 14 B Y in 6 R Yti 30 R Y in 24 h B Y III 8 B Y out d Bh g 2 R YI i R Y o t 2 Gin 5 RGSh t 22 08 5V TEXT SIFM 4 RkI 27 RGBout T471 FBT SCART WI Audio UR out 1 7 Exlwnd CVSS h 15 Q431 NH Drive Q432 Hcul 37 H OUT w L i a 5 IrtwndCVBS In 13 Audio L R in 2 1 2 W...

Page 3: ...ASE 13 4 1 7 32 26 A gt i i gg Zuy Eu j o 0 ti 6 5MHz Filter l Sll Q156 F 6 OMHZFilter Slo Q155 5 5MHz Filter S9 Q154 0 SIF Filter Q153 1 7 lzx S3 Sound Cam er Trap D121 i 5 516 016 5 MHz Trap P P iE 5 10 j Q2 IC701 CPU j SECAM 40 C ID TVID 4 5 MHZ 5 5 MHZ 6 OMHZ 3 0 42 4 43 MHZ 5MHz 36 3 3 58 MHZ V SYNC 2 V SYNC Pulse for O S D L 3 ...

Page 4: ...cuit passes through the vertical separation circuit and is applied to trigger divider circuit The horizontal oscillation pulse and vertical sync pulse are monitored by the trigger divider circuit to select either the 50Hz or 60Hz system and automatically adjust the vertical amplitude The output signal from the trigger divider triggers the vertical oscillator circuit whose external timing component...

Page 5: ...s follows DY pin 2 pin 1 VR451 R459QC461 a DY L Once the magnetic field in DY has dissipated the current path becomes Vcc pin 6 pin 7 C452Q pin 3 pin 2 DY C461 VR451 R459 and when the prescribed current value is reached the vertical drive ramp signal turns ON This completes one cycle 6 HORIZONTAL OUTPUT The horizontal oscillation signal is outputted from pin 37 of IC101 and used to switch the driv...

Page 6: ... I II 0432 HORIZ OUT I 0 IC451 T471 VERT F B T AMP J 0 L fl VR451 VERT KSC KB 0431 x o s _ VERT CENTER 0245 B o Ay W CRT UNIT u a Om z 01833 z OIMB B I ZS o T181 T 2 I o m II W 1 3P 3CWND a CIRCUIT WITH 5 WHZ 0181 DEMCOUIATK4 1 0702 D VR120 m 07 B g Omz c wR VR401 o l I w B 0221 0101 AUOIO IN LEFT iR782 3LUE BIAS VR762 REO BIAS VR772 GREEN BIAS VR761 BLUE ORIVE VR761 REO ORIVE 6 ...

Page 7: ...imum horizontal center position Horizontal center 1 Receive the monochrome circular pattern 2 Set the brightness and contrast to normal 3 Vertical centering can be adjusted by switching SW451 Vertical center i 1 Receive the monochrome circular pattern 2 Set the brightness and contrast to normal 3 Vertical size can be adjusted by using VR451 m Vertical size 1 Receive the monochrome circular pattern...

Page 8: ...er TP A 100 S2Dumping Resistor R124 any 18dB any 18dB side a 100mV DIV side a 100mV DIV Adjust the overall waveform level to become lVP p with IF AGC VOLTAGE Adjust P 38 9MHz to be Adjustment maximum amplitude by using T121 D A J Waveform 078 Jo D cm w 0793 07C6 37 18 Input Probe D 07M Bcasd 0 1 Omo Ft 7 1311 cONVERTER TR4NS lc7m MEMORY o u L x I 0 cm 0 L441 Detector Adj a 100 S2Dumping Resistor a...

Page 9: ... pin 12 Input Probe IC181 pin 6 c c 2 Carrier Freq 5 74 MHZ Mod Freq 1KHz sine wave z Scope Sens lVldiv s By using T1 82 adjust DC Voltage of Adjustment sine wave to be 4 OV Waveform E 4 OV DC OV D cm o 1441 n7911 MEMC 7Y u n n w KBB c B al n 07M Dwd OIM a D D014J cd57 Q7CQ a In OE AY 07 mm T a 0222 0 q 1 H CENTER w B 0221 Oml ilX71 g TELETEXT UNIT I I w43EJ I w DOWN UP VERT CENTER AUDiU OUT Rk3HT...

Page 10: ...m the marker position By using T1 21 adjust DC voltage to be 3 6V f P 38 9MHz nearby the Ref line 0 2V Waveform ine ti v Om Jo B CM w 0793 0705 n7 4 w ic 7SII eDC 15V 1311 CONVERTER ol U l TRMS I o Cw o L441 la MEMORV M o B o SEF VKX o m a 24o P D KDY VR462 H WDTH Q7CU 10 0 00 q II j Rim Z R o H CENTER 0222 B L 1 w 022 I 0101 0781 iC451 o K T471 VERT w AMP F B T 00 IC871 z 0782 TELETEXT UNIT 1 3 J...

Page 11: ...on Yoke position forward or backward slightly FOUR POLE MAGNET TABS d SIX POLE hfiAPkl TTA1 h IVIMUINL 1 I F A FW ITYTV TABS Figure 1 PURITY AND CONVERGENCE MAGNETS Adjust tabs angle to superimpose blue and red vertical line J Adjust tabs together to RED I_ superimpose red and 1 ___ L blue horizontal line BLUE Figure 2 BLUE AND RED LINE MOVEMENT 8 Tighten the mounting screw of the Deflection Yoke ...

Page 12: ...ion Key No No Part No I Description 1 610 2699623 BUTTON POWER 10 61 269 942 j CABI NET BACK 6102298406 SPRING 11 6102699753 LABEL RATING 2 6102699500 DEC BOARD 12 645 008 9589 ASSY REMOCONJXTD 3 610 269 9463 DOOR 13 610 251 6B90 RC BATTERY LID 4 6450192449 LATCH PUSH 5 6102699524 DEC CONTROL SHEET 610 269 9371 INSTRUCTIONS MANUAL 6 610 271 0366 COh PL CABINET FRONT 7 6450039256 BADGE SANYO 8 fjlo...

Page 13: ...et off 2 Replace IC790 3 Turn the TV set on 4 Press and hold the FUNCTION button on the front control panel of the TV set then press the RECALL COLOUR SYSTEM button on the remote control transmitter Jf zE I_Em4tcm FUNCTlON 1 dir Uuu FQ p p 000 RECALL A COLOUR 5 A SYSTEM Set the setting data to O by pressing LEVEL or button Uuu r 6 Press the RECALIJCOLOUR SYSTEM button n 0 RECALL COLOUR SYSTEM 13 ...

Page 14: ...r all available channels have been preset the unit returns to the position 1 9 The channel positions which cannot be automatically tuned are in the Private Position mode Cancel all private position mode as following procedure Select the private position Press and hold the RECALUCOLOUR SYSTEM button for more than 2 seconds The programme number and X will move to center of the screen e RECALL COLOUR...

Page 15: ...EM F LEVEL V FUNCTION o FUNCTION COLOUR 11111111111 etc 1 ADJUST DATA K1 031 f Service Code Service Number To change the service code press the FUNCTION button To change the service number press the LEVEL button 12 Set the service codes and numbers as follows w Service Code Service Number L2_Y 1 SEm u 3 pressthe RECALUCOLOUR SYSTEM buttonto returnto the normal TV mode W3L YLEVEL RECALUCOLOUR SYSTE...

Page 16: ...2 M h 20 P 5 15 4 5 Rated value ohms K l 000 M l 000 000 CARBON CarbonCarbon MT FILM Metal Film OXIOE MT Oxide Metal Film SOLID Composition MT GLAZE Metal Glaze WIRE WOUND Wire Wound CERAMIC RES Ceramic FUSIBLE RES Fusible Ref No Part No Description 6102700206 ASSY PWB MAI N F6WZ lAAOh OE117A0 TRANSISTOR 0101 4050133305 0102 4050166204 4050166402 4050166600 0122 4060006804 405001 7407 405001 7605 ...

Page 17: ...SA564A O CU 405011 8609 TR 2SC1740S S 4050043208 TR 2SA564A R CU 4050122002 TR 2SC1815 GR 4050044205 TR 2SA608 E CTV NP 4050122101 TR 2SC1815 O 4050044809 TR 2SA608 F CTV NP 4050122309 TR 2SC1815 Y 4050061103 TR 2SA933 O 405019 1909 TR 2SC536 E NP 4050061202 TR 2SA933 R 4050192708 TR 2SC536 F NP 4050061707 TR 2SA933S O 4050193804 TR 2SC536 G NP 4050061806 TR 2SA933S R 4050207501 TR 2SC945A PA 0212...

Page 18: ...A O CU 4051381309 TR 2591565 E 4050043208 TR 2SA564A R CU 405 1381408 TR 2591565 F 4050044205 TR 2SA608 E CTV NP 0462 405011 7305 TR 2SC1740 O 4050044809 TR 2SA608 F CTV NP 405011 7404 TR 2SC1740 R 405006 1103 TR 2SA933 O 405011 7503 TR 2SC1740 S 405006 1202 TR 2SA933 R 405011 8401 TR 2SC1740S O 405006 1707 TR 2SA933S O 405011 8500 TR 2SC1740S R 405006 1806 TR 2SA933S R 405011 8609 TR 2SC1740S S 0...

Page 19: ...S O 4050207501 TR 2SC945A PA 405011 8500 TR 2SC1740S R 4050207709 TR 2SC945A OA 405011 8609 TR 2SC1740S S 4050207907 TR 2SC945A RA 4050122002 TR 2SC1815 GR 0781 4060006804 TR 2SA1015 GR SAN 4050122101 TR2SC1815 O 405001 7407 TR 2SA1015 0 SAN 4050122309 TR 2SC1815 Y 405001 7605 TR 2SA1015 Y SAN 4050191909 TR 2SC536 E NP 4050043109 TR 2SA564A II CU 4050192708 TR 2SC536 F NP 4050043208 TR 2SA564A R C...

Page 20: ...106 C108 CI09 Cllo C113 C114 C115 C117 C119 C121 C122 C123 C126 C127 C128 C129 C130 C131 C132 C134 C135 C136 C137 C138 C140 C143 C145 C147 C180 C181 C182 C183 C184 C185 C186 C188 4092691207 4093661803 4092849608 4093625003 4093652801 4092691108 4093661704 4093177205 4091925709 4102268108 4092477702 4093761503 4093472300 4092577204 409281 8307 4093333700 409051 3006 4090187603 4030430202 4030469905...

Page 21: ...IC 1000P K 500V 4030675603 MT COMPO O lU J 50V C433 4030763102 CERAMIC 3900P K 500V 4032378007 MT COMPO O lU J 50V C434 4030540703 ELECT 47U M 35V C221 403 1666808 MT POLYEST O 1U J 63V C438 4030436006 ELECT 330U M 16V 4030675603 MT COMPO O lU J 50V C441 403082 9006 POLYPRO O 27U J 200V 4032378007 MT COMPO O IU J 50V C442 4030828009 POLYPRO O 2U J 200V C231 4040565208 NP ELECT 2 2U M 100V C451 403...

Page 22: ... 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W Ref No I Part No Description R203 R204 R205 R21O R211 R212 R213 R215 R216 R217 R218 R219 R221 R222 R223 R224 R228 R229 R231 R232 R234 R235 R241 R242 R243 R244 R245 R246 R247 R248 R275 R311 R315 R317 R319 R320 R321 R322 R323 R324 R325 R326 AR331 AR332 R352 R353 R354 R355 R356 R361 R362 R363 R364 R368 R385 R401 R402 R403 R404 R405 R406 R407 R408 R409 R41O R420 R42...

Page 23: ...8 401 0264308 CAR80N 3 3K JA l 6W R480 401 0270309 CARBON 47K JA l 6W R790 401 0264605 CARBON 33K JA l 6W R481 401 0663002 OXIDE MT 2 2 JA 2W R792 401 025 1902 CARBON 15K JA l 6W AR485 401 0154708 CARBON 180K JA l 4W R794 401 0270309 CARBON 47K JA l 6W R486 401 0272600 CARBON 5 6K JA l 6W R795 401 0269907 CARBON 4 7K JA l 6W R488 401 0069408 CARBON 10JB l 2W R796 401 0261000 CARBON 2 7K JA l 6W R7...

Page 24: ... Ref No Part No Description D215 D235 D238 D241 D275 D314 D315 D316 D317 D319 D351 D353 D354 D355 D361 D362 D363 D384 D393 D430 D431 D432 D433 D435 D436 D437 D438 D439 4070638309 ZENER DIODE MTZJ1l C 4071583400 ZENER DIODE UZ 118SC 4070079904 DIODE GMAO1 4070124406 DIODE 1SS133 4070079904 DIODE GMAO1 4070124406 DIODE 1SS133 4070079904 DIODE GMAO1 4070124406 DIODE 1SS133 4070536407 ZENER DIODE MTZ5...

Page 25: ...P 4070134207 DIODE 1S2076 4050192708 TR 2SC536 F NP 4070137109 DIODE 1S2473 4050193804 TR 2SC536 G NP D781 4070079904 OIODE GMAO1 4050207501 TR 2SC945A PA 4070124406 DIODE 1SS133 4050207709 TR 2SC945A OA D782 4070079904 OIOOE GMAO1 4050207907 TR 2SC945A RA 4070124406 DIODE 1SS133 01003 405011 7305 TR 2SC1740 O 0791 4070079904 DIODE GMAO1 405011 7404 TR 2SC1740 R 4070124406 DIODE 1SS133 405011 7503...

Page 26: ...008 C1OO9 Clolo Clol1 C1012 C1013 RESISTOR R1OO1 R1OO2 R1OO3 R1OO5 R1OO8 R1011 R1012 R1013 R1014 R1015 R1016 R1018 R102O R1021 R1029 R1030 COIL L1OO2 401 0258208 401 0273003 401 0264308 401 0276608 401 0276608 401 0276608 401 0272600 401 0264308 401 0247004 401 0275908 401 026 1307 401 0247400 401 0246700 401 0246700 401 0258208 401 0258208 CAR80N CAR80N CAR80N CAR80N CAR80N CAR80N CARBON CAR80N C...

Page 27: ...RBON 470 JA l 6W 4050122002 TR 2SC1815 GR R542 401 0247400 CARBON 10K JA l 6W 4050122101 TR 2SC1815 O R543 401 0247400 CARBON 10K JA l 6W 4050122309 TR 2SC1815 Y R544 401 025 1605 CARBON 1 5KJA l 6W 405019 1909 TR 2SC536 E NP R545 401 0246700 CARBON 100 JA l 6W 4050192708 TR 2SC536 F NP R546 401 0260607 CARBON 270 JA l 6W 4050193804 TR 2SC536 G NP R547 401 0260409 CARBON 27 JA l 6W 4050207501 TR 2...

Page 28: ...82 C1183 C1187 C1188 C1189 C1190 C1191 C1192 C1193 C1194 C1196 C1197 C1198 AC501 dJC502 C511 C512 C513 C514 C516 C521 C522 C523 RESISTOR R1101 R1102 R1103 R1104 R1108 R1109 Rllll R1112 R1113 R1122 R1124 R1127 R1128 R1131 R1132 R1133 R1134 R1136 R1137 R1138 R1172 R1173 4030494204 403041 8804 403041 8804 403041 8804 4030690507 4030422405 4030595901 4030596205 4031792408 4030698305 4030698305 4030422...

Page 29: ...W 0901A 6100031739 CG PURITY MAGNET R1208 401 0270309 CARBON 47K JA l 6W 6450088674 MAGNET CG PR R1212 401 0247400 CARBON 10K JA l 6W 0901B1 6102337891 DY SPACER E2HA R508A 402071 1205 WIRE WOUND 3 9 KA 7W 0901B2 6102337891 DY SPACER E2HA 4020724304 WIRE WOUND 3 9 KA 7W 0901B3 6102337891 DY SPACER E2HA R523 401 0657506 OXIOE MT 1 5KJA 2W 0901B4 6102337891 DY SPACER E2HA R525 401 0278602 CARBON 8 2...

Page 30: ...SANYO Electric Co Ltd Printed in Japan A14800 Dec 91505O S1 ...