DS20424 (U.S.A.) - Schematics Forum
Contents
1. qunm A Y CCOR lt 5 H 83505 aT is EIEI Ti 42 g 2 lt A m E 5 uu 3 e 45 z ee D ra e 45 4 s on OP 75 09 3 E SIE J e 4 a A 3 180 z a E 2 L E 2 d sire a 4 g as 1098 g N D 2 zi 958 Ey 2 zf e r 29 9 p as 2 e 1 22 2 4 1 DOT 4 fa 18 5 900 ep ga els TZ a HET 6 ME tee 5 42 t 42 ua 10901 8 s Re Tre ah 25052 42 90 gt e 6299 E es e Pomona E o 9 p as 6 9 887 5 m OO OG 5 Cat VIISH 8 C e op H em e e 3 e vem qe gt S 9 4 e e us umm PO ODP ES a Q 110 a 169 89 DA gt me 5j von 9 ENS ae H edd 1000 5080 58 ms 2679 0 iet a 1 N a ae B 5 mu2. a Q LA e 2 JANM Fa J492 a C 2 T a a 08 POWER TRANS xw e 5 POWER CIRCUIT Mo Kor J COMPONENT AND TESTPOINT LOCATIONS Cont PICTURE TUBE SOCKET BOARD eT eeeee 5 B G Ri PIC TUBE SOCKET BOARD COMPONENTS For parts or service contact SANYO Fisher Service Corporation 21605 Plummer Street Chatsworth CA 91311 U S A 300 Applewood Crescent Concord Ontario L4K 5C7 CANADA J uly 2004 2000 SMC Printed in U S A 24 MODEL 0520424 Chassis 20424 00 5 CAUTION FOR CONTINUED PROTECTION AGAINST SCHEMATIC DIAGR
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4. NNN IIIIIZLIII 2 ACCESSORY PARTS LIST PARTS NO 610 316 6643 645 065 6910 645 065 6934 610 312 0287 610 312 0317 DESCRIPTION OWNER S MANUAL RC TRANSMITTER RC TRANSMITTER RC BATTERY COVER RC BATTERY COVER COMPONENT AND TESTPOINT LOCATIONS MAIN BOARD FOIL SIDE w a N
5. 9 es N LBZA 3 0 2 ul lt a a E lt C015 9 8 NLs z 2 2 a e o9 16EM330 1772 59 Sue T 9995227 6 5 A LEWA 28J3 9 25 Tego 9 5 1 10GF 77 gj 3417 x 4 Li 9 62KC 25EM4 7 cK a s 58 25 C3412 C3413 414 C3416 589 3 cy F as 16 47 25EM4 7 46EM220 95 ase 2 LBWA LBWA LBWA Es 3 DIN N 15V 2 08 o 8002 C002 e ko M pe x ARTT os den 1 g 764 28 764 5 8001 IC001 29 764 V 1 10GJ8 2KC LA4525 R005 1 10GJ10KC 85006 2SD400F MP C497 c218 16 47 C_ 16EM47LBWA LBWA lt STATUS gt Pero Fates po EMILBWA 6002 J C006 KKO O1LZB 250KM 250KM X 8601 7WK1VEA olo 1601 8 8 5 5 C609 6 200 X h 2522 200EM330XL lt POWER FAIL gt IC681 L626 m 8 8 PQO50EA1MXP D623 J L 1000 1C501 A 1000KK X601 VV601 L C627 1000CRD 275GM0 22VDC AC CORD 1000KK LA7841 2SB985S 1000 2 1288988 078 2 1707 T TJ2 PS601 3 I Q iN bs XL901 DGC COIL 1 2 Q ASSY PWB MAIN G8TJM J427 C683 C502 7 628 W 35 220 J oye 160 yr C625 Q oJ 12 LBWA 17 A
6. 4 Gray Mode 2 CRS 1 0 RB 00000000 Red Bias 7 0 GB 00000000 Green Bias 7 0 BB 00000000 Blue Bias 7 0 01000000 Red Drive 6 0 00001000 Green Drive 3 0 01000000 Blue Drive 6 0 00110000 Sub Bias 6 0 Not Used Not Used 00000011 On Screen Display Contrast 1 0 ABL5MSD4RTS3BAT 00011100 ABL Defeat 5 MID Stop 4 RGB Temp 3 ABL Thresh 2 0 CRG 00010010 Coring Gain 7 6 STR4FLS 00110001 S Trap Test 6 4 Y C Filter Mode 2 0 YAP6PREAOVR2WP 00000010 Y APF 6 Pre Shoot 5 4 Over Shoot 3 2 White Peak 1 0 YGM 6DCRABSS2BSG 10000100 Y Gam 7 6 DC Res 5 4 B Strk Start 3 2 B Strk Gain 1 0 CBT3 10000000 Cb Trap 7 3 Not Used Not Used AF7CBP5 10100000 Auto Flesh 7 C Bypass 5 CKO 00000100 Color Killer 2 0 RYA 00001000 R Y B Y Angle 3 0 CBO4CRO 10011000 Cb DC Offset 7 4 Cr DC Offset 3 0 GYA3 00000000 G Y Angle 3 Not Used FMM5 00000000 FM Mute 5 IAS7STS6RAD 01100000 IF AGC 7 S Trap SW 6 RF AGC 5 0 VIF5VL 00010000 VIF System SW 5 Video Level 4 2 VCO1 10000000 VCO Freq 7 1 OMS60ML 00100000 Over Mod SW 6 Over Mod Level 5 2 l Not Used VMD6VMG3SSN 00100010 VM Delay 7 6 VM Gain 5 3 Sync Sep Sens 2 0 Not Used EWD 00101110 E W DC 5 0 EWA 00010010 E W Amp 5 0 EWT 00100011 E W Tilt 5 0 TITLE FUNCTION SERVICE ADJ
7. 801 21 IC1001 1 3401 45 801 22 10012 9 3401 46 801 23 IC1001 3 2 5 3401 47 IC3401 48 CAPACITOR AND RESISTOR CODE CHART D612 2 CAPACITOR Example D612 3 500 C K 1500 B Characteristics Value code Tolerance code Material code IC501 1 Voltage rating gt Electrolytic 501 2 Polyester 501 3 Polypropylene 501 4 cet Tantalum 501 5 501 6 501 7 D612 4 Jo LEE DEN 50 1096 5 001 1 K 001 2 RUM 001 3 20 M ___ Be a 001 5 100 0 7 80 20 coors gt 001 7 0 25 IC001 8 NP Electrolytic 601 1 601 2 MT Polypropylene 1C601 3 IC681 1 IC681 2 IC681 3 IC801 1 IC801 2 Donat demas 50 596 IC801 3 AE TA EM 1 801 4 ci 2 801 5 5 IC801 6 dM 10 IC801 7 IC801 8 IC801 9 Fusible IC801 10 _ __ Metalized Carbon IC801 11 Soeur bt cookies Oxide Metalized 801 12 ___ _ Wire Wound 801 13 a uquna ha Solid IC801 14 Carbon Film 801 15 W Wire Wou
8. lt AV1 2 gt KKO 01 lt 130V gt C1003 25EM4 7LBWA IF X141 SF5235P lt 3 n a 2 2 lt o o REAR A V AV2 REAR A V COMPONENT ed d ae 5 5 C1006 R1009 09 1 10GJ K LL D 106 mou N 5 3 5 2 8 RSQ Ti 1007 R1012 R1013 INOS oO ro go 8 52 osema7 1 1004 1 1060 SE RE 26 M4 100C 330K non loo O YN No 59 C1101 549 cs 2 2 2 LBWA x A gt L 2 5 3 lt 5 Togs gt lt v 1 10 AUDIO PROCESSOR AD GJ C829 E lt 1006 MILBWA 7 RESET C1103 1103 R1104 7 L CPUTSTR 25EM4 7 1 10GJ 1 10GJ 3 LBWA 1006 1 Video 432 roc 10 zu t 2 SE 2 3 5 225 gt gt lt gt CC LSOUT R 1C801 QXXAVC367 77 UOC 0 EMiLBWAg 1 10GJ3 9KC SDA IC3401 C3426 SCL Ri 10TK10DR DGND VCAIN Jn gt WANG C3423 1 10GJ 100KC MAINOUT 3422 10TK3 3DR 802 acne KKO O47LZB 65758 1 10GJ3KC C011 MEMORY do 16EM470LBWA SPEAKER OUT 0 1 10GJ3 3KC I 1 a C34 8 2 KK2700 C010 80901 3 28 16EM470LBWA O 9 9 9 i LB C3418 6 C
9. 16V 63V 50V 14 403 069 8305 403 235 1109 403 235 1109 403 077 2807 403 224 6108 404 084 3207 404 091 6406 404 084 3801 404 084 3801 403 234 9809 403 234 9809 403 224 6108 404 084 3207 403 358 0102 404 084 4006 404 084 3801 404 091 6604 404 091 6604 404 084 4006 404 091 6604 404 091 6604 404 088 5702 403 224 6108 404 084 2705 404 084 4006 404 091 6604 404 091 6604 404 084 2705 404 087 1200 404 089 6500 403 325 2504 403 235 5701 404 084 3702 404 084 3702 404 084 3207 404 091 6604 404 084 3009 404 089 6500 404 091 6604 404 089 6500 403 224 5606 403 323 3602 403 342 9203 404 089 6500 403 299 1820 404 084 3801 403 224 6009 404 087 1200 403 224 6009 403 343 4603 404 089 6500 404 089 6500 CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC ELECT ELECT ELECT ELECT CERAMIC CERAMIC CERAMIC ELECT CERAMIC ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT CERAMIC ELECT ELECT ELECT ELECT ELECT ELECT NP ELECT CERAMIC CERAMIC ELECT ELECT ELECT ELECT ELECT NP ELECT ELECT NP ELECT CERAMIC CERAMIC TA SOLID NP ELECT TA SOLID ELECT CERAMIC ELECT CERAMIC CERAMIC NP ELECT NP ELECT 0 0102 270P J 270P J 1000P Z 0 01U K 47UM 220U M 1UM 1UM 18P J 18P J 0 01U K 47UM 0 033U K 2 2UM 10 4 7UM 4 7UM 2 2UM 4 7UM 4 7UM 22U M 0 01U K 10U M 2 2U M 4 7U M 4 7U M 10U M 0 1U M 4 7U M 0 012U K 5600P K 0 47U M 0 479 47UM 4 7UM 220U M 4 7UM 4 7UM 4 7UM
10. Adjust the DC voltage to 23 VDC The receiver should shutdown losing raster and sound Then the receiver should turn off automatically This reaction indicates that the Hold Down circuit is func tioning properly If the receiver does not shutdown a malfunction is indicated and its cause must be found and corrected To obtain picture again remove the DC Supply and wait a few minutes Now turn on the receiver MULTI SOUND SECTION 0 USTMENTS Note Multi Sound Section must be adjusted after 801 CPU Signal Processor 3401 MTS Decoder or 802 EEPROM is replaced INPUT LEVEL ADJ USTMENT 1 2 Connect signal to the antenna terminals with audio of 1 KHz 100 modulation Turn off the receiver and disconnect the AC power cord AC 120V line Connect voltmeter RMS to TP317 and ground While pressing the Menu key reconnect the AC power cord The Service Menu will now appear Select NO 80 ATT Attenuation with the A or 7 key Adjust the or key for a voltmeter reading of 400 20 mVrms at TP317 SEPARATION ADJ USTMENT 7 8 9 10 11 12 13 14 15 16 Turn off the receiver and disconnect the AC power cord AC 120V line Connect oscilloscope CH1 to TP317 and CH2 to TP318 and ground Connect an MTS TV Stereo generator to antenna terminal While pressing the Menu key reconnect the AC power cord The Service Menu will now appear Select pilot 300Hz
11. CARBON MT GLAZE MT GLAZE CARBON CARBON MT GLAZE CARBON MT GLAZE CARBON MT GLAZE CARBON CARBON MT GLAZE CARBON CARBON OXIDE MT CARBON MT GLAZE MT GLAZE CARBON OXIDE MT CARBON MT GLAZE CARBON CARBON OXIDE MT MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON CARBON CARBON MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE CARBON CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE 0 39 JA 2W 10K JA 1 10W 220J 1 4W 470JA 1 4W 22K JA 1 10W 10K JA 1 10W 12K JA 1 4W 330JB 1 4W 4 7K JA 1 10W 180K JA 1 6W 560K JA 1 10W 10K JA 22K JA 1 10W 10K 220 JA 1 2K JA 1 10W 82 2 7K 12KJA 2W 220 JA 1 2K JA 1 10W 82 JA 1 10W 2 7 120 2W 220 1 2 1 10W 82 2 7 120 2W 22K 1 10W 22K JA 1 10W 10K JA 4 7K JA 1 10W 10K JA 1 10W 10K JA 1 10W 4 7K JA 1 10W 10K 10K JA 1 10W 10K JA 1 10W 330 JA 1 10W 100K JA 1 10W 10KJA 100 100 1 6W 39K 1 10W 270K JA 1 10W 100 JA 1 6W 120K JA 1 10W 100 JA 1 10W 1M JA 1 10W 2 7 1 6W 100 1 10W 100 1 10W 100 100 100 1 10W 75 1 10W 100 1 10W 75 1 10W 100 1 10W R1007 R1008 R1009 R1011 R1012 R1013 R1051 R1052 R1059 R1101 R1102 R1103 R1104 R1106
12. 013 7109 408 008 2406 407 013 4306 407 013 7109 408 008 2406 408 047 2306 408 047 2306 407 206 5608 408 047 9206 408 047 2306 DIODE 1S2076A DIODE 152473 DIODE 1N4148 ZENER DIODE MTZJ6 8A 6 8V DIODE ERA91 02 DIODE 152076 DIODE 152473 DIODE 1N4148 ZD UDZS TE 173 6B 3 6V ZENER DIODE MTZJ10B 10V DIODE 152076 DIODE 152473 DIODE 1N4148 DIODE 152076 DIODE 152473 DIODE 1N4148 ZENER DIODE MTZJ10B 10V ZENER DIODE MTZJ10B 10V ZENER DIODE UDZS10B TE 10V ZENER DIODE MTZJ7 5C 7 5V ZENER DIODE MTZJ10B 10V INTEGRATED CIRCUITS 409 275 7903 409 340 1904 409 172 8102 409 528 6202 410 497 4106 409 333 3700 409 376 1503 409 440 8902 409 495 6908 409 528 8404 410 499 1004 409 424 4906 409 467 1108 COILS 645 012 0589 645 052 6862 610 031 3873 645 016 2534 645 005 0763 610 078 5946 652 000 1725 610 078 5946 652 000 1725 645 005 0763 610 029 8484 645 008 0012 645 008 2894 645 016 3104 645 006 2490 645 016 2411 645 006 2490 645 016 2411 645 060 9596 IC LA4525 IC LA7841 IC SE130NH IC PQO50ES1MXP IC LA76950 IC 24LC02B P IC 5 24 02 6 IC M24C02 BN6 CAT24WCO2P 524A40X21 DCBO 24 02 10 2 7 NJM2533M CXA2134Q T6 LINE FILTER LINE FILTER INDUCTOR 10U K INDUCTOR 10U K CORE PIPE PIPE CORE CORE PIPE PIPE CORE CORE PIPE CORE PIPE PEAKING COIL 330UH K INDUCTOR 330U K INDUCTOR 5 6U K INDUCTOR 5 6U K INDUCTOR 1U K IN
13. 084 3801 ELECT 1UM 50V Semiconductive Electrolytic C213 404 091 6604 ELECT 47UM 25V Schematic D Schematic Location escription Location escription C214 C216 C218 C401 C402 C403 C404 C406 C407 C408 C411 C417 C421 C427 C471 C473 C482 C484 C493 C497 C501 C502 C503 C504 C506 C508 C511 C516 C518 C601 C606 C608 C609 C612 C613 C614 C622 C625 C626 C628 C629 C630 C631 C632 C683 C693 C701 404 084 4006 403 224 6108 404 084 3207 404 087 1903 403 224 6108 404 084 6901 403 235 5800 403 075 7101 403 076 3102 404 085 4609 404 077 4402 403 343 7901 403 346 7126 403 372 6807 403 392 8508 404 091 6406 403 224 6108 404 084 3306 404 084 5706 403 256 0808 404 087 4102 404 084 4204 404 056 5307 404 084 3207 404 084 4501 404 084 4402 403 276 0208 404 085 4500 404 089 5909 403 028 1705 403 394 8407 403 237 7901 404 084 3900 404 084 5706 404 096 0706 404 088 2909 404 088 7102 403 222 1303 403 271 9602 403 262 1806 404 049 4706 404 085 9000 404 090 9002 404 086 6800 404 084 5003 404 087 3402 403 266 4902 403 262 2308 404 084 2903 404 073 9005 404 091 9704 404 084 3009 404 084 3801 404 088 2909 404 088 7102 404 088 2909 404 088 7102 404 084 2804 404 086 5100 403 235 1109 ELECT CERAMIC ELECT ELECT CERAMIC NP ELECT CERAMIC CERAMIC CERAMIC ELECT MT POLYPRO MT POLYPRO MT POLYPRO MT POLYPRO MT POLYPRO ELECT CERA
14. 1 0 W CH Intermediate Frequency Picture IF Carrier 45 75MHz Sound IF Carrier 41 25M Hz Color Sub Carrier 42 17M Hz Picture Tube A51QDX993X001 Semiconductors Integrated 8 18 Except within Tuner RC Pre Amp Cabinet Dimensions REFERENCE No SM780099 SAFETY INSTRUCTIONS SAFETY PRECAUTIONS WARNING The chassis of this receiver has a floating ground with the potential of one half the AC line voltage in respect to earth ground Service should not be attempted by anyone not familiar with the precautions necessary when working on this type of equipment The following precautions must be observed 1 An isolation transformer must be connected in the power line between the receiver and the AC line before any ser vice is performed on the receiver 2 Comply with all caution and safety related notes provid ed on the side of the cabinet inside the cabinet on the chassis and the picture tube 3 When replacing a chassis in the cabinet always be certain that all the protective devices are installed properly such as control knobs adjustment covers shields and barriers DO NOT OPERATE THIS TELEVISION RECEIVER WITHOUT THE PROTECTIVE SHIELD IN POSITION AND PROPERLY SECURED 4 Before replacing the back cover of the set thoroughly inspect the inside of the cab
15. 12 IC801 13 IC801 IC801 1 All resistance values in ohms K 1 000 1 000 000 R Output G Output B Output Video Input 1 1 I I I I I I 48 VERT 0 6V VERT 1 0V HORIZ 7V HORZ SERVICE NOTES 1 When replacing parts on circuit boards clamp the lead wires to terminals before soldering 2 When replacing high wattage resistors on circuit board keep the resistor body 10 mm 3 8 from circuit board 3 Keep wires away from high voltage and high temperature components S Y IN PRODUCT SAFETY NOTICE P3 en POWER OFF THE COMPONENTS DESIGNATED BY A STAR x ON THIS SCHEMATIC DIAGRAM DESIGNATE COMPONENTS compy IN CANGEL SWITCH 5 KEY IN WHOSE VALUES ARE OF SPECIAL SIGNIFICANCE TO PRODUCT SAFETY SHOULD ANY COMPONENT rm Lom DESIGNATED BY STAR NEED REPLACED USE ONLY THE PART DESIGNATED THE PARTS LIST DO NOT BEN eI rem VIDEO IN 1 DEVIATE FROM THE RESISTANCE WATTAGE AND VOLTAGE RATINGS SHOWN Te SUN H PULSE 110 ACL IN 6 IIC SDA X RADIATION WARNING NOTE 5 THIS TV CONTAINS CRITICAL PARTS TO PROTECT AGAINST X RADIATION NOMINAL 2ND ANODE VOLTAGE IS 29 1KV AT ZERO BEAM CURRENT AT 120 VOLTS AC LINE AND MUST NOT EXCEED 31 1KV UNDER ANY RESET RESET H PULSE 1 AUDIO IN 1 1 FRONT Q402 B 0601 T402 Q DEFLECTION AV 1 Horizontal Output Power Switching Heater L902 AUDIO IN
16. 2700P K 0 047U K 3 3U K 4 7UM 10U K 1UM 4700P K 0 1UM 4700P K 0 022U K 4 7UM 4 7UM 50V 50V 50V 2K 50V 16V 6 3V 50V 50V 50V 50V 50V 16V 50V 50V 50V 25V 25V 50V 25V 25V 16V 50V 16V 50V 25V 25V 16V 50V 50V 50V 50V 50V 50V 16V 25V 16V 50V 25V 50V 50V 50V 10V 50V 10V 50V 50V 50V 50V 50V 50V 50V Schematic k n Schematic 52 pt Description seen Patnos cdit 0002 D101 D351 D408 D421 D422 D428 D429 D471 D472 D481 D482 D486 D487 D490 D501 D502 D601 D602 D603 D604 D612 D613 D614 D623 D624 D625 D680 DIODES 407 013 4306 407 013 7109 408 008 2406 408 047 6205 408 047 6502 407 222 4401 407 158 1307 407 158 1307 407 054 5904 407 099 7109 407 013 4306 407 013 7109 408 008 2406 407 006 4108 407 007 7603 407 005 7308 407 005 8602 407 088 6502 407 007 6606 407 124 5506 407 124 6404 407 011 4407 407 054 0008 407 099 6102 407 005 8602 407 011 3004 407 088 6502 408 009 9404 408 047 7707 407 005 7308 407 005 8602 407 088 6502 407 118 2207 407 005 7605 407 013 3200 408 008 8606 407 005 7605 407 013 3200 408 008 8606 407 005 7605 407 013 3200 408 008 8606 407 005 7605 407 013 3200 408 008 8606 407 218 0707 407 231 2801 407 057 9800 407 063 9702 407 006 0100 407 007 6606 407 124 5506 407 124 6404 407 106 2806 407 129 7000 407 211 5808 407 013 4306 407 013 7109 40
17. CUSTOMER WITHOUT TAKING THE NECESSARY CORRECTIVE ACTION READING SHOULD NOT EXCEED 750 mV AC VOLTMETER 5000 ohms per volt or more sensitivity TELEVISION RECEIVER Good earth ground such as a water pipe conduit etc y To be touched to all of exposed metal parts Voltmeter Hook up for Leakage Current Check 1500 ohm 10 watt 0 15 F 150V AC AC OUTLET X RADIATION PRECAUTION The primary source of X RADIATION in solid state receivers is the picture tube The picture tube is specially constructed to limit X Ray emission For continued X RADIATION protection the replacement tube must be the same type as the original including the suffix letter in the part numbers Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specific limits Refer to the X RADIATION WARNING NOTE on the CHASSIS SCHEMATIC in this service manual for specific high voltage limits If tne high voltage exceeds specified limits check the components specified on the chassis schematic diagram and take the necessary corrective action Carefully follow the instructions for the 4B Voltage Check and the High Voltage Checkto maintain the high voltage within the specified limits HIGH VOLTAGE HOLD DOWN TEST To prevent X RADIATION from the picture tube due to excessive high voltage a HOLD DOWN circuit is provided in the high voltage circuit Every time the receiver is
18. K1051 K1101 PS601 Q901 RL601 SP901 SP902 W601 W900 9 645 000 5077 645 016 0479 645 000 5077 645 016 0479 645 028 0306 652 001 1472 645 063 9616 645 007 1584 645 051 1271 408 046 5209 414 012 9508 645 011 2713 645 015 8629 645 052 5933 645 040 8618 652 000 0656 645 040 8618 652 000 0656 645 023 1681 645 056 9531 610 306 8282 HOLDER FUSE HOLDER FUSE HOLDER FUSE HOLDER FUSE SOCKET CRT 8P SOCKET CRT 8P JACK RCA 6 SOCKET DIN 4P JACK RCA 3 TH PTDAA1BF3R0Q100 CRT A51QDX993X001 RELAY RELAY RELAY SPEAKER 8 SPEAKER 8 SPEAKER 8 SPEAKER 8 CORD POWER CORD POWER 2 0MK ASSY WIRE GND CONNECTOR 1 10 11 12 13 CABINET PARTS LIST OR OR OR OR NAAN NAAN ANAL vant vant 13 CABINET PARTS LIST PARTS NO 610 306 5267 610 310 8483 610 268 9648 610 316 5776 412 053 3905 412 054 0002 610 102 7151 610 316 7053 610 316 7060 412 036 1805 411 078 1101 412 018 8402 610 306 5007 610 289 5148 610 317 4648 645 067 3818 610 306 5342 610 306 5311 DESCRIPTION CABINET FRONT ASSY CABINET FRONT ASSY CRT SPACER 2 0MM BTM 2 CRT SPACER 3 5MM TOP 2 CRT MTG SCREW M6 35 HI LO CRT MTG SCREW M6 35 HI LO DC HOLDER 2 USED CABINET BACK CABINET BACK SCREW 4X14 7 USED SCREW 4X14 7 USED SCREW 3X10 1 USED BUTTON UNIT CAP RC DEC SHEET SANYO BADGE DEC AV SHEET DOOR KEY NO
19. R1901 R1902 R1903 R1904 R1905 R1906 R1907 R1910 R1911 R3401 R3402 R3406 R3407 R3411 R3421 R3422 R3426 SW1901 SW1902 SW1903 SW1904 SW1905 SW1906 401 256 2709 401 256 2709 401 255 6500 401 256 1405 401 255 6500 401 256 1405 401 256 2709 401 256 2709 401 026 9600 401 255 6500 401 256 1405 401 255 6500 401 256 1405 401 256 2709 401 150 5905 401 150 6209 401 162 2800 401 150 6100 401 256 7605 401 162 4101 401 256 0408 401 024 7004 401 024 7004 401 162 2909 401 162 2909 401 150 5806 401 255 6005 401 265 4008 401 162 3104 401 255 6401 401 256 7605 SWITCHES 645 006 9673 645 027 7382 645 052 2284 645 006 9673 645 027 7382 645 052 2284 645 006 9673 645 027 7382 645 052 2284 645 006 9673 645 027 7382 645 052 2284 645 006 9673 645 027 7382 645 052 2284 645 006 9673 645 027 7382 645 052 2284 MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH SWITCH PUSH 75 JA 1 10W 75 JA 1 10W 100 JA 1 10W 330K JA 1 10W
20. USTMENTS Cont Table 1 ON SCREEN SERVICE MENU Continued INTIAL REFERENCE INITALSETUP SETUP E THEE DATA HEX DATAHEX DATA BINARY FUNCTION ECB4ECT 00110011 E W Corner Bottom 7 4 Comer 3 0 EWSTETS3HSC 10000100 E W Correction Sw 7 E W Test 5 3 Size Comp 2 0 Not Used Not Used ATT 00000111 Attenuation MTS Input Level 3 0 00100000 Wide Band Low Separation 5 0 00100000 Spectral High Separation 5 3 10000000 Surround 7 Aspect Ratio 5 00100000 V Guide 7 00000000 RF Filter System 2 0 00000000 RF C Bypass 5 00000000 11000000 RF Count Down Mode 0 RF Coring Gain 6 00000000 RF AFC Gain amp Gate 6 00000100 RF Over Shoot Adjust 3 2 00100000 RF Pre Shoot Adjust 5 4 00001000 RF C BPF Test 4 3 00100100 OSD H Display Position 7 0 00000100 Sub Bright Offset 5 0 00000010 YUV Filter System 2 0 00000000 YUV Sub Contrast 6 0 00000000 YUV Sub Bright 6 0 00000000 YUV Sub Color 6 0 00000000 00000000 YUV Sub Tint 6 0 YUV Sub Sharpness 6 0 00000000 YUV Sub Coring 6 00000000 YUV Sub VM Gain 5 0 00000000 YUV Sub E W DC 5 0 00001110 YUV R Y Offset 3 0 10000111 YUV B Y Offset 7 4 00000000 YUV APF 6 11100000 16 9 Sub Cont
21. of 1 0 0 1 VP P at TP16 Press the MENU key to turn off the Service Menu display 1 0 0 1 VP P Figure 4 GRAYSCALE ADJ USTMENT 1 2 3 10 Set the picture controls to the Auto levels or Reset use MENU key and A or W key or RESET key Turn off the receiver and disconnect the power cord 120V AC line While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear Select NO 49 RB Red Bias NO 4A GB Green Bias and NO 4B BB Blue Bias with A or W key and set each data to 0 with or key Select NO 4C RD Red Drive and NO 4E BD Blue Drive with A or Y key and set each data to 40 with or key Set NO 4D GD Green Drive Reduction data to 08 NO 3E SB Sub Brightness data to 18 NO 3C SCO Sub Color data to 17 NO 3D STI Sub Tint to 20 and NO 3F SSH Sub Sharpness data to 00 with A or 7 and or keys Turn Screen Control T402 to minimum fully counter clockwise Select the Service Menu NO A9 No Vertical Sweep with A or Y key Advance Screen Control T402 clockwise to obtain just visible one color line If line does not appear place this control to maximum fully clockwise Raise each Bias Level with 3 6 and 9 keys to obtain just visible white line See Figure 5 FOR RED BIAS ADJ USTMENT FOR GREEN BIAS ADJ USTMENT FOR BLUE BIAS ADJ USTM ENT Figure 5 Remote Control Number k
22. 1 1 901 ig LEFT SPEAKER AMP SP902 1 SPEAKER 21V HORZ 15V 50KHz 28V HORIZ V DRIVE OPERATING CONDITION SEE HIGH VOLTAGE CHECK ON PAGE 9 0401 H DRIVE HORIZ DRIVE INTEGRATED CIRCUITS TRANSISTORS C863 XIN HORIZ OUTPUT 0901 PIX TUBE CLOCK E e l ia EB son a now X801 0721 ROUT I I ki B B JB 12V o Toy EC E 1 0701 BOUT B EC EC MR K K COUNT TERMINALS IN 9601 ARROW DIRECTION T lid 1 Q DEGAUSING POSISTOR K COIL SIDE VIEW T LF601 CBF 1601 CONVERTER 681 5V 601 0623 POWER FAIL lt B B 61207 LINE 0681 4 60 2 FUSE FILTER 12V SW B BASE INFRARED EMITTING af NG X DRIVE 12V IIIIIIIIIIIIIIIIIIIIIII AA SAN COLLECTOR M Qe gt kK CATHODE mm L na 2 RECTIFIER REG 0627 DETECT PM 2 CHIP TRANSISTORS CHIP RESISTORS PROTO 5V zo A 0613 0693 STANDBY MODE SV REG 86 VIEW VIEW zn ALWAYS 5V SB BASE 12 x 10 12K ohm COLLECTOR 123 DI EMITTER B E VOLTAGE CHARTS NOTE Voltages were measured using color bar signal and the controls se
23. 1 TR 25 2688 1 TR 28C2688 1 L TR 25 2688 1 TR 2SC3620 LB SAN 1 TR 28C2621 D RA TR 28C2621 E RA TR 25 2621 TR 25 2688 1 TR 28C2688 1 L TR 25 2688 1 TR 28C3620 LB SAN 1 TR 28C2621 D RA TR 28C2621 E RA TR 25 2621 TR 25 2688 1 TR 28C2688 1 L TR 25 2688 1 TR 2SC3620 LB SAN 1 TR 2SA1037K T 96 R TR 2SA1037K T 96 S TR 2SA1179 M6 TR 28 1179 7 TR 25 1037 7146 TR 25 1037 T146 5 TR 2SA1179N M6 TB TR 2SA1179N M7 TB TR 2SA1235A1E TR 25 1235 1 Schematic or Schematic 222 lt ESE meet RESISTORS R208 4012566905 MT GLAZE 680 JA 1 10W NOTES R209 4012567100 MT GLAZE 680K JA 1 10W Read description of the Resistor as follows R276 401 024 9701 CARBON 12K JA 1 6W 8281 401 150 5905 MT GLAZE 10 JA 1 10W xample R287 401 255 6500 MT GLAZE 100 JA 1 10W CARBON 47K R288 4012556500 MT GLAZE 100 JA 1 10W L Rated Wattage R289 4012556500 MT GLAZE 100 JA 1 10W R353 4010249701 CARBON 12KJA 1 6W Performance Symbols R405 401 061 6404 OXIDE MT 390 JA 1W A General B Non flammable R406 4010071104 CARBON 1KJA Tem Sate R411 4010533206 MT FILM 4 7K FA 1 6W i R412 401 007 4204 CARBON 120 1 2W Tolerance Symbols R413 4011624101 MT GLAZE 5 64 JA 1 10W 0 05 0 1 0 25 R414 4010246700 CARBON 100 1 6W D 0 5 F 1 94 R417 402 080 3702 OXIDE MT 68JB 7 1 5
24. 100 JA 1 10W 330K JA 1 10W 75 JA 1 10W 75 JA 1 10W 470 100 1 10W 330K 1 10W 100 JA 1 10W 330K JA 1 10W 75 JA 1 10W 10K JA 1 10W 1K JA 1 10W 1 8K JA 1 10W 2 2K JA 1 10W 3 9K JA 1 10W 5 6K JA 1 10W 12K JA 1 10W 1KJA 1 6W 1KJA 220 JA 1H0W 220 JA 1H0W 100K JA 1 10W 1M JA 1 10W 62K JA 1 10W 3 3K JA 1 10W 3K JA 1 10W 3 9K JA 1 10W POWER POWER POWER VOL VOL VOL VOL VOL VOL CHA CHA CHA CH v CH v CH v MENU MENU MENU _ ____ Schematic D or Schematic D 222 Location escription Location escription TRANSFORMERS T401 T402 1601 141 201 801 100 A101 700 1901 601 610 223 1656 652 000 0703 652 001 2400 645 065 9706 645 056 7360 645 057 8656 DRIVE TRANS TRANS DRIVE TRANS DRIVE TRANS FLYBACK TRANS POWER PULSE TRANS POWER PULSE CRYSTAL FILTERS 421 008 9008 610 012 0655 610 245 9746 652 000 1695 645 004 1938 645 004 1945 SAW F TSF5235P CRYSTAL OSCILLATOR CRYSTAL OSCILLATOR OSC CRYSTAL 3 579545MH OSC CRYSTAL 32 768KHZ OSC CRYSTAL 32 768KHZ MISCELLANEOUS 610 316 6841 645 063 9814 645 063 9821 645 068 7013 610 316 6858 645 047 6228 423 007 1601 423 007 1809 423 018 8101 423 029 8008 ASSY PWB MAIN TUNER U V TUNER U V TUNER U V ASSY PWB SOCKET UNIT REMOCON RECEIVER FUSE 125V 4A FUSE 125V 4A FUSE 125V 4A FUSE 125V 4A F601A F601B K701 K1001
25. 105 ELECT 3 8UM 50V more than 10PF C129 4032351208 CERAMIC 330PJ 50V A Not specified C131 4033647508 CERAMIC 10PJ 50V B 40 1 C 20 25 C132 403 343 4603 CERAMIC 0 022UK oo Pc C133 4011506001 MT GLAZE 0 000 ZA 1 10W 225 K 410 C134 404 084 3801 ELECT 1UM 50V 15 M 220 C136 4032350805 150PJ 50V N 430 P 4100 0 C137 403 2245705 CERAMIC 1000PK 50V 30 10 450 1096 C138 403 2246108 CERAMIC 0 01UK U 75 10 VW 20 10 C141 404 086 6503 POLYESTER 0 0470 63V o C142 4032960004 CERAMIC 0 101 25V Rated Value P Pico Farad U Micro Farad 0143 404 084 3207 ELECT 47UM 16V Material C144 403 2246108 6 0 010 50V CERAMIC Ceramic C147 403 2246108 CERAMIC 0 010 50V MT PAPER Metalized Paper C148 404 084 2200 ELECT 100UM 77 POLYESTER Polyester C201 404 084 2804 ELECT 100UM 16V P POS Eis 20650 C202 403 2246108 CERAMIC 0010 50 MT POLYPRO Metalized Polypropylene C203 404 084 2705 ELECT 10UM 16V COMPO FILM Composite Film C204 404 084 4105 ELECT 3 8UM 50V MT COMPO Metalized Composite C206 404 084 3009 ELECT 220UM 16V STYRENE Styrene C207 403 224 6108 CERAMIC 0 010 50V TA SOLID Tantalum Solid C208 4011506001 MT GLAZE 0 000 ZA 1 10W 209 4033233602 CERAMIC 00470 NP ELECT Non Polarized Electrolytic C211 404 084 3702 ELECT 0 47UM 50V OS SOLID Aluminum Solid with Organic C212 404
26. 2204 1000KK 1172XJ Ss gt 250MJO 27AP VEA 1200278 Bi KX5P 250MJO 2ZAU A d u 63EJ eoi 229 Ji ceos 5 0 RS11A N 250MJO 27AY ul cha 1200CRD 22 6800 250KM 254120 95 gt 4 gt 3 8MVCA 7300VBBW 03 99 HORIZONTAL DEFLECTION 5 gt lt pou C506 2 CI aj a 250KM II o Kx4P 63 5600 REOS 26v i z amp x 330 1000VBw LBZB 130V VI vi VI v I 6 8509 1 10020 D683 Lou c51 I 0 FKO 22BF 1 0GJ R Dy oF ol sr 06 R504 kon it R405 10KC 6 8K 1500 7200 1SJ390 1 1500MH7200AN kaaos mem ITC CRT COMPONENT II J osos eo ue N bou L 2 2 160 1 2DJ1 0137505 M 1401 0408 C632 e 12150 250KM 90686 I 1 I 1000V866VV ba 3 C473 En BELAY PAL HJO 47G 63GJO 47 R406 LBZA 1 2DJ1K Rada 601 CH POWER REG SE130NH Q401 693 pe 63FJO 1LBZA 1 i 28 33326 C407 C406 500KK 500KK ASSY PWB SOCKET 3900A 4 NOTES 1 RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE 1 6DJ 8 LIST OF REPLACEABLE DIODES TP36 N 424 PESISION ORANGE 7 000025 155176 155133 GMAO1 oD ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED R 000019 152076 152473 D5442 1M 48 _ 70000192 152076 152473 05442 1N4148 155133 PARTS MARKED WITH ARE RELATED WITH X RADIA
27. 8 008 2406 DIODE 1 2076A DIODE 152473 DIODE 1N4148 ZENER DIODE MTZJ36A 36V ZENER DIODE MTZJ5 1A 5 1V ZENER DIODE 17150 150V ZENER DIODE HZ11B2L 11V ZENER DIODE HZ11B2L 11V ZENER DIODE RD15EB3 15V ZENER DIODE MTZJ15C 15V DIODE 1 2076A DIODE 152473 DIODE 1N4148 DIODE ERB44 04 DIODE 2 DIODE 012 DIODE ERA15 02 DIODE MPG06D DIODE 651 DIODE RMPG06G DIODE ERA18 04 DIODE TVR1G ZENER DIODE RD10EB2 10V ZENER DIODE MTZJ10B 10V DIODE ERA15 02 DIODE 5277B DIODE MPG06D DIODE 1 400210 ZENER DIODE MTZJ5 6C 5 6V DIODE 012 DIODE ERA15 02 DIODE MPG06D ZENER DIODE 1775 75V DIODE EM2B DIODE 191887A DIODE 6 DIODE EM2B DIODE 191887A DIODE 6 DIODE EM2B DIODE 6 4 DIODE 6 DIODE 8 DIODE 151887 DIODE 6 PC TLP421 BL PHOTO COUPLE PC123YC2 ZENER DIODE RD9 1EB3 9 1V ZENER DIODE MTZJ9 1C 9 1V DIODE ERA91 02 DIODE 651 DIODE RMPG06G DIODE ERA18 04 DIODE RU3YX DIODE RU4AM LF L1 DIODE FE201 6L43 DIODE 1 2076A DIODE 152473 DIODE 1N4148 gt D683 D693 D699 D801 D831 D834 D836 D843 D1051 D1052 D1059 D1901 D1902 001 501 1 601 681 801 1 802 1 1001 1 3401 LF601 1143 L602 L623 L625 L627 L701 L801 L811 L812 1901 407 013 4306 407 013 7109 408 008 2406 407 099 5600 407 006 0100 407 013 4306 407 013 7109 408 008 2406 407 222 5903 408 047 2306 407 013 4306 407
28. A 1 10W R128 401 255 9600 MT GLAZE 820K JA 1 10W A504 401 027 5502 68 1 6W 129 401 1622909 MT GLAZE 220 1 10W A505 401008 4401 CARBON 27 10W R131 4012561702 MT GLAZE 33K JA 1 10W REOS 401 027 2903 CARBON 560 JA 1 8W R132 401 255 6500 MT GLAZE 100 1 10W A507 401006 7602 CARBON 1 1 2W R133 401 150 6209 MT GLAZE 1K JA 1 10W A508 4010954608 18K 1 6W R134 4011623104 MT GLAZE 3 3 JA 1 10W R509 401 0275502 CARBON 68K 1 6W R135 401 256 2709 MT GLAZE 75 1 10W X R511A 4010652808 OXIDEMT 120JA 2W R136 4012563805 MT GLAZE 1 5K JA 1 10W R517 4012567209 MT GLAZE 18K JA 1 10W R137 401 256 6301 MT GLAZE 47K JA 1 10W R518 4012567308 MT GLAZE 6 8K JA 1 10W R138 401 256 6301 MT GLAZE 47K 1 10W 4020836108 WIREWOUND 1KA 78 R139 4011623609 MT GLAZE 470 JA 1 10W 407 000 1608 SOLID 33M 1 2W R142 4012561702 MT GLAZE 33K JA 1 10W 4020902108 RESISTER 33M JA 1 2W R143 401 150 6209 MT GLAZE 1K JA 1 10W R603 4010215003 CARBON 560KJA 1 4W R144 4011506001 MT GLAZE 0 000 ZA x R604 4010663002 2W R201 4011624101 MT GLAZE 5 6K JA 1 10W R605 401 021 5003 CARBON 560K 1 4W R202 4011505905 MT GLAZE 10K 1 10W R607A 4020594600 FUSIBLERES 22J 1 2W R203 4010275502 CARBON 6 8K R608 4011506001 MT GLAZE 0 000 2 R204 4010272105 56 JA R609 401 1506100 MT GLAZE 2 2K JA 1 10W R205 4011506001 MT GLAZE 0 000 Z
29. A 1 10W net 401 012 5708 CARBON iK JA 1 4W R206 4011623005 MT GLAZE 22K Rett 401 0270908 CARBON ATK 1 6W R207 4011623005 MT GLAZE 22K JA 1 10W R612 402 0018502 FUSIBLERES 10J 1 2W IZ Schematic Per Schematic R613 R616 R617 R618 R619 R627 R628 R630 R683 R692 R693 R694 R695 R699 R701 R703 R704 R706 R707 R711 R713 R714 R716 x R717 R721 R723 R724 R726 x R727 R802 R803 R804 R806 R807 R808 R809 R810 R813 R814 R816 R831 R833 R856 R857 R861 R862 R863 R864 R866 R867 R868 R881 R882 R883 R884 R1001 R1002 R1003 R1004 R1006 401 064 1802 401 150 5905 402 001 7208 401 020 0801 401 162 3005 401 150 5905 401 013 5301 401 018 2909 401 162 3708 401 025 4903 401 256 5106 401 024 7400 401 162 3005 401 024 7400 401 025 7409 401 162 2404 401 027 8107 401 009 1508 401 065 4604 401 025 7409 401 162 2404 401 255 9006 401 009 1508 401 065 4604 401 025 7409 401 162 2404 401 027 8107 401 009 1508 401 065 4604 401 162 3005 401 162 3005 401 024 7400 401 162 3708 401 150 5905 401 150 5905 401 162 3708 401 024 7400 401 150 5905 401 150 5905 401 152 3206 401 150 5806 401 024 7400 401 024 6700 401 024 6700 401 162 3401 401 256 5809 401 024 6700 401 256 0200 401 255 6500 401 255 6005 401 026 1000 401 255 6500 401 255 6500 401 024 6700 401 024 6700 401 255 6500 401 256 2709 401 255 6500 401 256 2709 401 255 6500 OXIDE MT MT GLAZE FUSIBLE RES
30. AMS A RISK OF FIRE REPLACE ONLY WITH THE SAME 4A 125V FUSE Note Voltages were measured with offset color bar signal and controls set for normal picture CONTRE LES RISQUES D INCENDIE UTILISER UN NOTES ON SCHEMATIC DIAGRAMS FUSIBLE DE RECHANGE DE MEME TYPE 4A 125V 2 Unless otherwise noted on schematic all capacitor values less than 1 expressed in uF Micro Farad SDA sour and the values more than 1 are in pF Sts i MTS DECODER _ 3 Unless otherwise noted on schematic voltage reading taken with VOM from point indicated to chassis ground Voltage reading taken using color bar signal VHF channel 5 all controls at normal Line voltage at 120 ae volts Some voltages may vary with signal strength S SW 59 K1051 4 Waveforms were taken with color bar signal and controls set for normal picture Waveforms marked with W E S VIDEOIN 4 0V HORIZ 3 8V HORIZ 4 0V HORIZ 1 0V HORIZ an may vary with signal strength 1C1001 5 The Symbol 69 indicates a fusible resistor which protects the circuit from possible short circuits Ait a mi VIDEO IN 2 UHF VHF TUNER _ Mb A A lo I AUDIO IN 2 L AVIN amp BAND SW Sd an 501 5 IC501 1 0132 1016 Q401 8 1 56 Vertical Output Inverting Input Internal Video Horizontal Drive 1 VIDEO IN 2 i BLOCK DIAG RAM ATTENTION POUR MAINTENIR LA PROTECTION IC801
31. DUCTOR 1U K INDUCTOR 1U K INDUCTOR 1U K ASSY COIL DEGAUSSING Schematic D Per Schematic Location escription Location escription L1901 0001 0005 0131 0132 Q401 Q402 Q486 Q490 Q601 Q613 Q627 Q681 645 008 2894 645 016 3104 INDUCTOR 5 6U K INDUCTOR 5 6U K TRANSISTORS 405 011 8401 405 011 8500 405 011 8609 405 012 2002 405 012 2101 405 012 2309 405 020 7501 405 020 7709 405 020 7907 405 151 8705 405 157 0505 405 008 4805 405 008 4904 405 011 8401 405 011 8500 405 011 8609 405 012 2002 405 012 2101 405 012 2309 405 020 7501 405 020 7709 405 020 7907 405 151 8705 405 157 0505 405 001 7407 405 001 7605 405 004 3109 405 004 3208 405 006 1707 405 006 1806 405 151 3304 406 000 6804 405 018 0507 405 018 0606 406 017 4602 405 023 5009 405 023 5306 405 023 5009 405 023 5306 405 148 1801 405 016 9502 405 009 6907 405 009 7003 405 089 0000 405 089 0109 405 011 8401 405 011 8500 405 011 8609 405 012 2002 405 012 2101 405 012 2309 405 020 7501 405 020 7709 405 020 7907 TR 25 17405 0 TR 28C1740S R TR 25 17405 5 TR 28C1815 GR TR 28C1815 0 TR 28C1815 Y TR 2SC945A PA TR 2SC945A QA TR 2SC945A RA TR 2SC536NG NPA TR 2SC536NF NPA TR 2SB764 E TR 28B764 F TR 25 17405 0 TR 28C1740S R TR 25 17405 5 TR 28C1815 GR TR 28C1815 0 TR 28C1815 Y TR 2SC945A PA TR 2SC945A QA TR 2SC945A RA TR 2SC536NG NPA TR 2SC536NF NPA TR 2SA1015 O SAN TR 2SA1015 Y SA
32. FOR GREEN BIAS ADJ USTMENT lt FOR BLUE BIAS AD USTMENT Figure 3 PROGRAM CODES The microprossesor used in this model is a multi purpose type and is used in several different models To ensure proper operation and the correct features for your particu lar model the program codes must be correct Note 1 Option Data 1 NO 83 OPT should be hexadecimal 80 10000000 binary See page 3 ON SCREEN SERVICE MENU for set up procedure If this program code is wrong the TV will not operate properly DATA O 1 FUNCTION ASPECT RATIO SURROUND NONE YES Note 2 Option Data 2 NO 84 OP2 should be hexadecimal 20 00100000 binary See page 4 INITIAL DATA SETUP step 17 for set up procedure If this program code is wrong the TV will not operate properly DATA BIT FUNCTION BASS amp TREBLE TONE GAME N o 83 SERVICE USTMENTS Continued ANTENNA CONNECTIONS This receiver is designed for UHF VHF reception A 75 ohm terminal is provided for UHF and VHF receptions When connecting a CATV antenna system connect the 75 ohm coaxial cable directly to the 75 ohm terminal For 300 ohm VHF antenna use an adapter not included with the TV set CIRCUIT PROTECTION Fuse F601 4A is included in the AC line This fuse must be replaced with the proper fuse see Parts List CAUTION FOR CONTINUED PROTECTION AGAINST A
33. GNIFICANCE IT IS PARTICULARLY RECOMMENDED THAT ONLY PARTS DESIGNATED ON THE FOLLOWING PARTS LIST BE USED FOR COMPONENT REPLACEMENT DESIGNATED BY A STAR NO DEVIATIONS FROM RESISTANCE WATTAGE AND VOLTAGE RATINGS MAY BE MADE FOR REPLACEMENT ITEMS DESIGNATED BY A STAR Notes Parts having Location Number are located on the following boards Numbers under 700 Series pP PORUM PM P On the Main Board Numbers 700 Series On the Picture Tube Socket Board Numbers 900 Series Out of Board Other Numbers On the Main Board Note Schematic part location numbers may not always match with the part descriptions The part descriptions are correct and should be used 13 Location Location CAPACITORS C001 404 087 2801 ELECT 0 22 NOTES C002 404 087 2801 ELECT 0 22 50V Read description of the Capacitor as follows C003 403 235 5701 CERAMIC 5600PK 50V 004 403 235 5701 CERAMIC 5600PK CERAMIEE A008 DER oV C006 403 2246108 CERAMIC 0 01UK 50V Rated Voltage C010 404 084 3306 ELECT 470UM 16V Tolerance Symbols C011 404 084 3306 ELECT 470UM less than 10PF C012 404 084 3801 ELECT 1UM 50V gt E 015 404 084 3108 ELECT 330UM 16V DO Seer E E C101 404 091 6406 ELECT 220UM 6 3V G PF R 4025 C103 403 2246108 CERAMIC 0 010 50V S 0 025 E 40 1PF C106 404 084 4
34. K 10 6 M 20 421 401 086 5802 MT FILM 2 7K FA P 45 15 R422 4010526802 MT FILM 10K FA 1 6W Rated Usi deos R423 4010532605 MT FILM 1 6W K 1 000 0 R426 401 027 5205 CARBON 680 R428 4010251902 CARBON 15K 1 6W Material R471 4010067701 CARBON 1JB SELMA T Vut X 8472 401 067 3100 OXIDE MT 3 9JA 2W S esos R481 4010102600 CARBON 47JB 1 2W Composition R482 4010119004 CARBON 1JB MT GLAZE Metal Glaze R485 401 0254606 CARBON 18K JA 1 6W WIRE WOUND Wire Wound R486 401 065 1801 OXIDE MT 12 2V CERAMIC RES R487 4010266609 CARBON 390 JA FUSIBLE RES Fusible R488 401 0591602 15 1V R489 401 066 5204 22JA 2W 001 4012560101 MT GLAZE 8 2K JA R491 4010125708 CARBON IKJA 14W R002 4012560101 MT GLAZE 8 2K JA R492 4011568504 MT FILM 33K 1 6W R003 4011622800 MT GLAZE 1 8 JA 1 10W R493 401 021 5008 CARBON 560K TW R004 4011622800 MT GLAZE 1 8 JA 1 10W 494 401024 5003 CARBON 560K JA 1 4W R005 401 150 5905 MT GLAZE 10K JA 1 10W Risi 401 061 5908 OXIDEMT 89 1W 006 4010144105 CARBON 1 5K JA 1 4W 2 4010881600 OXIDEMT ATJA OW R013 4010272600 CARBON 5 6K JA R499 401 026 6609 CARBON 390 R106 4010082001 18KJA 1 2W R502TM 4010267002 CARBON 3 9K R107 4010127009 CARBON 10K R503 4011506001 MT GLAZE 0 000 Z
35. MIC ELECT MT POLYEST MT COMPO ELECT ELECT NP ELECT ELECT ELECT ELECT ELECT ELECT POLYESTER CERAMIC POLYESTER MT COMPO ELECT MT POLYEST MT POLYEST CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC ELECT ELECT POLYESTER POLYESTER POLYESTER ELECT CERAMIC CERAMIC ELECT ELECT ELECT ELECT ELECT CERAMIC CERAMIC CERAMIC CERAMIC ELECT POLYESTER CERAMIC 2 2UM 0 01U K 47UM 330U M 0 01U K 1UM 6800P K 1000P K 3900P K 47UM 7200P H 7200P H 0 27U J 0 27U J 0 27U J 220U M 0 01U K 470U M 0 47UJ 0 47U J 22UM 4 7UM 2 2UM 47U M 4700 2200 M 2 2U K 2200U M 5600P K 56P J 0 22U K 0 22U J 10U M 0 47UJ 0 22U M 1000P M 1000P M 1000P K 1000P K 1000P K 330U M 330U M 3300P J 6800P J 0 01UJ 1000U M 1200P K 1200P K 1000U M 220U M 220U M 220U M 10 1000 1000 1000 1000 1000 M 0 11 J 270P J 50V C702 50V C711 16V C721 10V C742 50V C801 50V C802 50V C806 500V C811 500V C829 35V C862 1 5KV C863 1 5KV C864 250V C866 250V C868 250V C869 6 3V C1001 50V C1002 16V C1003 63V C1004 50V C1006 100V C1007 50V C1051 100V C1052 16V C1059 35V C1101 35V C1102 50V C1103 25V C1902 63V C3401 50V C3404 50V C3406 50V C3407 50V C3408 63V C3411 275 C3412 250V C3413 250V C3414 1K C3416 1K C3417 1K C3418 200V C3421 200V C3422 63V C3423 63V C3424 63V C3426 35V C3427 1K C3431 1K C3432 16V C3433 160V C3434 160V C3436 16V C3439 50V 250V 250V 250V 250V
36. N TR 2SA564A Q CU TR 2SA564A R CU TR 2SA933S Q TR 2SA933S R TR 2SA608NF NPA TR 2SA1015 GR SAN TR 28C3332 R TR 2503332 5 TR TT2168LS YB11 TR 250400 TR 250400 TR 250400 TR 250400 TR 2502638 TR 28C3069 TR 25 985 5 TR 25 985 TR 2SA1707 8 TR 2SA1707 T TR 25 17405 0 TR 28C1740S R TR 25 17405 5 TR 28C1815 GR TR 28C1815 0 TR 28C1815 Y TR 2SC945A PA TR 2SC945A QA TR 2SC945A RA 16 0693 0695 0701 0711 0721 0831 405 151 8705 405 157 0505 405 011 8401 405 011 8500 405 011 8609 405 012 2002 405 012 2101 405 012 2309 405 020 7501 405 020 7709 405 020 7907 405 151 8705 405 157 0505 405 001 7605 405 004 3208 405 004 4809 405 041 6507 405 041 6705 405 066 4304 405 066 9903 405 067 0008 405 067 0107 406 000 3605 405 041 6507 405 041 6705 405 066 4304 405 066 9903 405 067 0008 405 067 0107 406 000 3605 405 041 6507 405 041 6705 405 066 4304 405 066 9903 405 067 0008 405 067 0107 406 000 3605 405 002 0308 405 002 0407 405 002 6726 405 002 6924 405 134 5925 405 147 2205 405 163 1503 405 163 2708 405 173 9605 405 173 9704 TR 2SC536NG NPA TR 2SC536NF NPA TR 25 17405 0 TR 25 17405 TR 28C17408 S TR 28C1815 GR TR 28C1815 0 TR 28C1815 Y TR 25 945 TR 2SC945A QA TR 2SC945A RA TR 2SC536NG NPA TR 2SC536NF NPA TR 28A1015 Y SAN TR 2SA564A R CU TR 2SA608 F CTV NP TR 28C2621 D RA TR 28C2621 E RA TR 25 262
37. RISK OF FIRE REPLACE ONLY WITH THE SAME TYPE 4A 125V FUSE ATTENTION POUR MAINTENIR LA PRO TECTION CONTRE LES RISQUES D INCENDIE UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE 4A 125V 4B VOLTAGE CHECK Connect Voltmeter lead to TJ 1 130V and lead to ground TE7 Connect receiver to AC 120V line Tune receiver to an active channel Reset the picture controls to the FACTORY PRESET levels press remote control RESET key twice Voltage must measure between 128 0V and 4132 0V If the voltage is out of this range the power circuit must be checked No adjustment is provided on this chassis HORIZONTAL CENTERING ADJ USTMENT 1 Tune receiver to an active channel 2 Check that picture is in the horizontal center of TV screen If picture is not centered horizontally perform steps 3 6 3 Turn off the receiver and disconnect the AC power cord 4 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 5 Select NO 41 HP Horizontal Phase with s or t key 6 Adjust the data with key for horizontal center To turn off the Service Menu display press the MENU key VERTICAL SIZE ADJ USTMENT 1 Tune receiver to an active channel 2 Check the vertical size of the picture If the vertical size is too large or small perform steps 3 6 3 Turn off the receiver and disconnect the AC power cord 4 While pressing the MENU key reconnect the AC power cord The Service Menu
38. SERVICE MANUAL Contents Safety Instructions 2 Service Adjustments 3 10 Service Hints 1522505 Au dud 11 Mechanical Disassemblies 12 Chassis Electrical Parts List 13 19 Cabinet Parts List 20 Component and Test Point LOCAUONS coop poer P pu 21 24 Schematic Insert 25 32 Schematic Notes 25 Pin Layouts 25 Capacitor and Resistor Codes 25 Block Diagram 26 27 Voltage Charts 26 27 WAVEIOINGS 28 Schematic Diagrams 29 32 520424 GSTGM PRODUCT CODE 111367886 Remote Control Color Television Chassis No 20424 00 SANYO FILE NO 0520424 Wu s A CANADA ORIGINAL VERSION NOTE Match the Chassis No on the unit s back cover with the Chassis No in the Service Manual If the Original Version Service Manual Chassis No does not match the unit s additional Service Literature is required You must refer to Notices to the Original Service Manual prior to servicing the unit Specifications Power Rating gt 120V 60LI7 65W Avg 1 4A Max Antenna Input Impedance 750 UHF VHF CATV Receiving 2 13 VHF 14 69 UHF 01 14 94 95 125 CATV Remote Ready 24 Key Remote Control Sound Output
39. TION P 70627 12076 182224 6 THICK LINES ARE 15WATTS SUPPLY LINE VIEW OF TR 8 FET 8 IC LETTER 9 LIST OF REPLACEABLE TRANSISTORS TOP VIEW SIDE _ 295017420 2801815 gi B DRA E RAD K L M QTO229Z R493 DJ560K DJ1K o0 O R491 R494 1 AD zT200183 ars Yen AE 70700202 ars over IN CASE 2649336 25 664 2SA1015 A EE 77200181 77200181 R ven 123 4 OFIC ye 77200182 ar ar loves 7 ISOLATION BORDER LINE aDS IN CASE OF FET 10 JU JUMPER WIRE COLD SIDE SIDE X PART NOT USED IMPORTANT SCHEMATIC PART LOCATION NUMBERS MAY NOT ALWAYS MATCH THE SCHEMATIC SYMBOLS THE SCHEMATIC SYMBOLS AND PART DESCRIPTIONS ARE CORRECT AND SHOULD BE USED THE PART DESCRIPTIONS WILL BE LISTED UNDER THE LOCATION NUMBER IN THE PARTS LIST 1 10GJ100C 1 10GJ100C 1 10GJ100C R714 1 10GJ82C 4 4 R 1911 gt HOLD DOWN CIRCUIT D482 R726 1 2DJ2 7K R713 1 10GJ 1 26 Boyt R703 e 1 10GJ1 2KC C701 CJ270CL R716 1 2DJ2 7K R706 1 2DJ2 7K CRT Q901 GND CONNECTOR W900 29 30 31 32
40. adjusted before attempting Brightness Level Adjustment Connect a color bar generator to the antenna terminals Switch the generator to the crosshatch pattern Reset the picture controls to the Auto levels Connect voltmeter high impedance lead to terminal TP51 and lead to terminal TP50 on main board Set voltmeter for 1 5V 3V range Turn off the receiver and disconnect the AC power cord While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 7 Select NO SB Sub Brightness with A or V key 8 Adjust the data with or key for 680mVDC 9 10 Check brightness level on every active channel readjust Press the MENU key to turn off the Service Menu display repeat steps 5 9 if necessary Note Do not set to excessive brightness level otherwise the contrast level will be suppressed SERVICE ADJ USTMENTS Continued HIGH VOLTAGE HOLD DOWN TEST Every time the receiver is serviced the HIGH VOLTAGE HOLD DOWN circuit must be tested for proper operation by following these steps 1 Connect receiver to 120V AC line Tune receiver to active channel Reset the picture controls to the Auto levels Check that the voltage measured between TP7 and TE7 ground side is within 16 5 VDC to 21 VDC If the volt age is out of this range the Hold Down Circuit must be checked Connect a DC Voltage supply to TP7 and TE7 through a 100 ohm 1 4W resistor
41. audio frequency and Left modulating signal Select NO 81 WDB Wide Band with the A or 7 key Adjust the or key for minimum low frequencies at TP317 See Figure 7 Select 4 KHz audio frequency and Right modulating signal Select NO 82 SPC Spectral with the A or W key Adjust the or key for minimum high frequencies at TP318 See Figure 7 Repeat adjustments steps 11 16 until no further decreases in amplitude can be obtained Press the MENU key to turn off the Service Menu display 10 Minimize L leakage TP317 R 300Hz Minimize R leakage TP318 L 1 4KHz Figure 7 Separation Adjustments SERVICE HINTS POWER FAILURE DETECTOR This unit is equipped with a Power Failure Detector function included in the CPU which checks for an abnormal condition in the chassis power supplies including the power supply derived from the Horizontal Output Transformer If while the power is on a failure is caused by any of the following that results in a low voltage supply the CPU will turn the unit off in 1 5 seconds to prevent further damage e Failure within the power supply circuits short circuit in the load side from the supply eStoppage of the Horizontal Output Oscillator caused by the X Radiation protection Hold Down Circuit If while the power is off the power is switched on and any of these failures remains uncorrected the CPU will shut off the power within three seconds Check the following if the unit i
42. display will now appear 5 Select NO 42 VS Vertical Size with s or t key 6 Adjust the data with or key for full scan To turn off the Service Menu display press the MENU key Ex 4A 125V VERTICAL CENTERING USTMENT 1 Tune receiver to an active channel 2 Check that picture is in the center of TV screen If picture center is too low change resistor R513 from 1K ohm 1W to 470 ohm 1W If picture center is too high add resistor R512 1K ohm 1 2W RF AGC ADJ USTMENT 1 Tune receiver to strongest VHF station in your area 2 Set contrast and brightness controls for maximum 3 Turn off the receiver and disconnect the AC power cord 120V AC line 4 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 5 Select NO 62 RAD RF AGC Delay with s or t key 6 Adjust the data with or key in the direction which causes snow to appear then in the opposite direction until the snow just disappears 7 To turn off the Service Menu display press the MENU key VIDEO LEVEL 1 Connect color bar generator to antenna terminals 2 Turn off the receiver and disconnect the AC power cord AC 120V line 3 Connect oscilloscope to TP16 Q132 emitter and ground 4 While pressing the Menu key reconnect the AC power cord The Service Menu will now appear 5 Select NO 63 VL Video Level with the A or Y key 6 Adjust with the number keys 4 2 for an oscilloscope reading
43. ey for 55 Select NO 43 VSP7VKI6VDC V Sync V Kill V DC with A or Y key Adjust the data with number keys for 18 Select NO 44 HBL5VLN H Blk L V Lin with A or Y key Adjust the data with number keys for 29 Select NO 45 HBR5VST Bik R V Lin Shift with A or Y key Adjust the data with number keys for 42 Select NO 4F SBI Sub Bias with A or Y key Adjust the data with or key for 30 Select NO 53 ABL5MSD4RTS3BAT ABL Def MID Stop RGB Temp ABL Thresh with A or Y key Adjust the data with number keys for 1C Select NO 56 YAP6PRE4OVR2WP Y Pre Shoot Over Shoot WPL with A or Y key Adjust the data with number keys for 02 Select NO 57 YGM6DCR4BSS2BSG Yy DC Rest Bik Str Start Str Gain with A or Y key Adjust the data with number keys for 84 Select NO 5B AF7CBP5 Auto Flesh C Band Pass with A or Y key Adjust the data with number keys for AO 1 2 3 4 5 6 7 8 9 m SERVICE ADJ USTMENTS Cont INITIAL BUS DATA SETUP Cont 16 17 18 19 20 21 22 23 Select NO 67 VMD6VMG3SSN VM Delay VM Gain Sync Sep Sens with A or Y key Adjust the data with number keys for 22 Select NO 84 OP2 Component V Guide with A or Y key Adjust the data with or key for 20 Select NO 88 CGR RF Coring Gain with A or Y key Adjust the data with or key for CO Select NO 8A ROV RF Over Shoot Adjust with or W key Adjust the data
44. eys functions in 11 12 Service Menu NO A9 No Vertical Sweep Select the Service Menu NO A8 DRV Drive Adjustments with A or Y key Adjust Red and Blue Drive Levels alternately with 1 3 7 or 9 key to produce normal black and white picture in highlight areas See Figure 6 lt FOR RED DRIVE ADJ USTMENT FOR BLUE DRIVE ADJ USTMENT Figure 6 Remote Control Number keys functions in 13 Service Menu NO A8 DRV Check for proper grayscale at all brightness levels To turn off the Service Menu display press the MENU key Note If Grayscale Adjustment is made after picture tube replacement check Brightness Level Adjustment FOCUS ADJ USTMENT Adjust focus control T402 for well defined scanning lines HIGH VOLTAGE CHECK Note B 130V Voltage Check and Grayscale Adjustment 1 2 3 4 must be completed before attempting high voltage Check Connect high voltage voltmeter lead to ground and connect lead to anode of picture tube Tune receiver to an active channel and confirm TV is operating properly Eliminate the beam current by adjusting the contrast and brightness controls to minimum Confirm high voltage is within 28 0 KV and 31 1 KV If reading is not within range check horizontal circuit No high voltage adjustment is provided on this chassis BRIGHTNESS LEVEL ADJ USTMENT Note Grayscale RF AGC Video Level and High Voltage Check AUNE must be
45. gle only their respective bits between land 0 and are used to change the Sub Address For example to Figure 1 Service Menu Display change bit 5 press the number 5 key See below HEX DATA BINARY DATA 8 bit b7 06 b5 b4 b3 b2 01 00 0101011043 BO 3 Exit from the Service Menu e Press the MENU key to turn off the Service Menu display 802 EEPROM REPLACEMENT When IC802 EEPROM is replaced IC801 CPU will automatically write the initial reference data into IC802 for basic TV operation However the bus data should be checked and some bus data should be set up before attempting the service adjustments See pages 5 7 Table 1 for detailed bus data information INITIAL BUS DATA SETUP Note When IC802 EEPROM is replaced change the following initial reference data for proper TV operation before attempting service adjustments Disconnect the AC power cord AC 120V line While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear Select NO SCN Sub Contrast with A or Y key Adjust the data with or key for 18 Select NO 3C SCO Sub Color with A or Y key Adjust the data with or key for 17 Select NO 3D STI Sub Tint with or W key Adjust the data with or key for 20 Select NO 41 HP Phase with or W key Adjust the data with or key for 11 Select NO 42 VS V Size with A or W key Adjust the data with or k
46. inet to see that no stray parts or tools have been left inside Before returning any television to the customer the service technician must perform the following safety checks to be sure that the unit is completely safe to operate without danger of electrical shock ANTENNA COLD CHECK Remove AC plug from the 120 VAC outlet and place a jumper across the two blades Connect one lead of an ohm meter to the jumpered AC plug and touch the other lead to each exposed antenna terminal UHF and VHF antenna ter minals The resistance must measure between 1M ohm and 5 2M ohm Any resistance value below or above this range indicates an abnormality which requires corrective action LEAKAGE CURRENT CHECK Plug the AC line cord directly into a 120 VAC outlet Do not use an isolation transformer for this check Use an AC volt meter that has 5000 ohms per volt or more sensitivity Connect a 1500 ohm 10 watt resistor paralleled by a 0 15 150 VAC capacitor between a known good earth ground water pipe conduit etc and all exposed metal parts of the cabinet antennas handle bracket metal cabinet screw heads metal overlays control shafts etc Measure the AC voltage across the 1500 ohm resistor The AC voltage should not exceed 750 mV A reading exceeding 750 mV indicates that a dangerous potential exists The fault must be located and corrected Repeat the above test with the receiver power plug reversed NEVER RETURN A RECEIVER TO THE
47. nd IC801 16 IC801 17 IC801 18 IC801 19 Q490 E Q601 G Q601 D 0613 06815 POWER POWER OFF 58 04 POWER ON POWER OFF 157 164 POWER ON i POWER OFF 9 0 POWER i POWER OFF 03 Ol POWER ON i POWER OFF 47 i 3 RESISTOR Example 6 Y K 47 Value code Tolerance code Material code Wattage rating POWER iPOWER OFF 127 80 POWER POWER OFF 132 0 POWER POWER OFF 133 80 POWER iPOWER OFF 0 7 0 POWER POWER OFF 0 60 POWER ON POWER OFF 05 5 2 POWER ON iPOWER OFF 27 4 i 7 1 POWER POWER OFF 0 6 4 7 EI 25 26 27 E MODEL 0520424 Chassis 20424 00 TUNER C1051 16EM22LBWA REMOTE SENSOR YIN N D1902 R1051 A101 5 D1051 1108 CIN K1051 1052 lt 6 A U20B40500 g 8 9 5 KKO O1LZB 3 m 3 6 2 5 4 a R1052 5 019 42 lt o 5V 50 86 90 50 830 Gg 1 10GJ S VIDEO Quam Q Q Q Q 9 25 Pg 22 95 25 Rio R1059 6 lt AGC gt es SM OOO C1059 166M10 4 01059 LBWA PRESET CH VOL VOL POWER C1001 K1001 C101 E J12B2673N R856 R857 07 6 3EM 100 100 220LBWA 2 8107 8106 C148 DJ10K KRYS 6 3EM100 1 3 IC1001 5 ccs I S NJM2533MP SOLUS Pa Vi IN 1 10GJ 100C lt V2 IN gt
48. neck Care must be taken to keep these assemblies intact unless picture tube is being replaced Discharge the picture tube to the coating before handling the tube 1 Remove chassis see Chassis Removal instructions 2 Place cabinet s front face down on a soft surface 3 Remove the screw on each corner of the picture tube and GENTLY lift the picture tube out of the cabinet 4 Install a replacement picture tube in reverse order Figure 1 Cabinet Back Removal Properly install the degaussing coil and picture tube grounding lead on the picture tube See Figure 2 Note If Picture Tube is being replaced mount the Degaussing Coil properly on the tube See Figure 2 DEGAUSSING DEGAUSSING COIL COIL HOLDER DEGAUSSING COIL HOLDER TO PICTURE TUBE SOCKET BOARD GROUND DEGAUSSING COIL SOCKET PICTURE TUBE GROUNDING LEAD Figure 2 Picture Tube Removal P CHASSIS ELECTRICAL PARTS LIST CAUTION To Protect against electrical shock and for continued product safety refer to SAFETY PRECAUTIONS X RADIATION PRECAUTIONS HIGH VOLTAGE HOLD DOWN TEST and PRODUCT SAFETY NOTICE on Page 2 PRODUCT SAFETY NOTICE PRODUCT SAFETY SHOULD BE CONSIDERED WHEN A REPLACEMENT IS MADE IN ANY AREA OF A RECEIVER COMPONENTS INDICATED BY A STAR IN THIS PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SI
49. rast 6 0 00000000 16 9 Sub Bright 6 0 00000000 16 9 Sub Color 6 0 00000000 16 9 Sub Tint 6 0 11010100 00000000 16 9 Sub V Size 6 0 16 9 Sub V Position 3 0 11111000 16 9 Sub EW Amp 5 0 00000011 16 9 Sub E W Tilt 5 0 11111111 16 9 Sub E W Corner 3 0 00000000 16 9 Sub E W Corner Bottom 7 4 00000000 16 9 Sub V Linearity 4 0 00000100 16 9 ABL VTH Sw 5 01100000 16 9 V Blanking SW 6 5 01000000 Red Drive Adjustment See Note 1 01000000 Blue Drive Adjustment See Note 1 Red Bias Adjustment See Note 2 Green Bias Adjustment See Note 2 DRIVE AND BIAS USTMENTS Note 1 Red Blue Drive Adjustments in Service Menu NO A8 DRV Adjust Red and Blue Drive Levels alternately with 1 3 7 and 9 keys on the remote control See Figure 2 The Drive Level adjustment data will be written in the Service Menu No 4C RD and 4E BD automatically lt FOR RED DRIVE ADJ USTMENT RD N A N A FOR BLUE DRIVE ADJ USTMENT BD Figure 2 Note 2 Red Green Blue Bias Adjustments in Service Menu A9 No Vertical Sweep Adjust each Bias Level with 1 3 4 6 7 or 9 key on the remote control See Figure 3 The Bias Level adjustment data will be written in the Service Menu No 49 RB No 4A GB and No 4B BB automatically FOR RED BIAS ADJ USTMENT
50. s turned off by the power failure detector 1 Disconnect the AC power cord 120V AC line for at least 10 seconds 2 Connect a DC Voltmeter to the following TEST POINTS TJ6 5V 0002 Cathode 15V 5V D429 Cathode 3 Press the Power key and check for the proper voltage supplies 4 If any of these voltages is low the power failure detector should turn the unit off within three seconds 5 Check all circuits listed above Note This unit is equipped with a Power Surge Protection feature included in the CPU If power failure occurs three times within 15 minutes the CPU will automatically stop functioning to help prevent secondary damage TV will not turn on by pressing the power key To reset the operating programs within the CPU disconnect the AC power cord for at least 10 seconds MECHANICAL DISASSEMBLIES CABINET BACK REMOVAL CHASSIS REMOVAL 1 Refer to Figure 1 remove 8 screws 1 Remove cabinet back 2 Pull off cabinet back and remove 2 Discharge the picture tube anode 2nd anode lead to the dag coating picture tube grounding lead 3 Disconnect degaussing coil socket KD picture tube socket deflection yoke connector KX speaker connector KSP picture tube ground leads and 2nd anode lead T 4 Remove chassis completely by sliding it straight back 3 cat A O PICTURE TUBE REMOVAL CAUTION Do not disturb the deflection yoke or magnet assembly on the picture tube
51. serviced the high voltage HOLD DOWN circuit must be tested for proper operation Refer to the HIGH VOLTAGE HOLD DOWN TEST in service adjustments PRODUCT SAFETY NOTICE When replacing components in a receiver always keep in mind the necessary product safety precautions Pay special attention to the replacement of components marked with a star in the parts list and in the schematic diagrams To ensure safe product operation it is necessary to replace those components with the exact same PARTS SERVICE ADJ USTMENTS GENERAL This sethas an on screen Service Menu system included in the CPU that allows remote operation for most of the service adjustments To enterthe Service first disconnect the power Then while pressing the MENU key on the front control panel recon nectthe AC power cord The adjustments can now be made with the remote control or front control panel keys ON SCREEN SERVICE MENU SYSTEM TITLE 1 Enter the Service Menu e While pressing the MENU key the front control panel reconnect the AC power cord The Service Menu Display will now appear See Figure 1 ITEM NO SCO 2 Service Adjustments 15 00010101 Press the A or V key to select the desired service menu item you want to adjust See page 5 for On screen Service Menu Use the or key or number keys to adjust the data The or keys will increase or decrease the data sequentially The number keys 0 7 tog
52. t for normal picture p IC801 24 IC1001 4 D612 1 POWER ON i POWER OFF C8 5 C100 Device Pin Volts Mode POWER ON iPOWER OFF Q695 B 274 74 Q695 C POWER iPOWER OFF Q695 E 27 5 80 Q701 B 701 154 9 701 Q711 B 22421 Q711 C 158 0 0711 0721 Q721 C 159 0 Q721 E 25 7 9 6 IC801 25 IC1001 5 POWER i POWER OFF IC801 26 IC1001 6 248 8 0 IC801 27 IC1001 7 POWER ON POWER OFF IC801 28 IC1001 8 07 0 4 IC801 29 IC3401 1 POWER POWER OFF IC801 30 IC3401 2 17 801 31 IC3401 3 801 32 IC3401 4 801 33 IC3401 5 801 34 1C3401 6 801 35 IC3401 7 801 36 1 3401 8 801 37 IC3401 9 801 38 IC3401 10 801 39 1 3401 11 801 40 1 3401 12 801 41 IC3401 13 IC801 42 IC3401 14 IC801 43 1 3401 15 801 44 IC3401 16 801 45 IC3401 17 801 46 1 3401 18 801 47 IC3401 19 IC801 48 IC3401 20 801 49 IC3401 21 IC801 50 1 3401 22 801 51 IC3401 23 IC801 52 IC3401 24 801 53 IC3401 25 IC801 54 IC3401 26 801 55 IC3401 27 801 56 IC3401 28 IC801 57 IC3401 29 801 58 IC3401 30 IC801 59 1 3401 31 801 60 1 3401 32 801 61 1C3401 33 801 62 IC3401 34 IC801 63 IC3401 35 IC801 64 1C3401 36 IC802 1 1C3401 37 IC802 2 1 3401 38 802 3 1 3401 39 802 4 IC3401 40 802 5 0 3401 41 802 6 3401 42 802 7 3401 43 801 20 802 8 3401 44
53. with or key for 04 Select NO 8B RPR RF Pre Shoot Adjust with A or W key Adjust the data with or key for 20 Select NO 8D HR Display Position with or W key Adjust the data with or key for 24 Select NO 8E 580 Sub Bright Offset with A or Y key Adjust the data with or key for 04 Press the MENU key to turn off the Service Menu display Table 1 ON SCREEN SERVICE MENU When 802 EEPROM is replaced check the bus data to confirm they are the same as below The shaded menu should be checked and be set up or readjusted according to the procedures described in the following pages Initial Setup Data marked with an should be changed from Initial Reference Data See pages 3 and 4 for Initial Bus Data Setup INTIAL REFERENCE INITIAL SETUP INITIAL SETUP DATA HEX DATA HEX DATA BINARY SCN OF 18 00011000 Sub Contrast 4 0 5 28 17 00010111 Sub Color 5 0 STI 28 20 00100000 Sub Tint 4 0 SB 18 18 00011000 Sub Bright 5 0 SSH 00 00 00000000 Sub Sharpness 4 0 AFC6HFR 90 90 10010000 AFC 6 Horizontal Frequency 5 0 HP 12 00010001 Horizontal Phase 4 0 VS 01010101 Vertical Size VSP7VKI6VDC 00011000 V Sync Sep 7 V Kill 6 V DC 5 0 HBL5VLN 00101001 Blanking L 6 5 V Linearity 4 0 HBR5VST 01000010 H Blanking R 6 5 V Shift 3 0 VSC 00001010 Vertical 5 Correction 4 0 VTS6VC3CDM 00101000 V Test 7 6 V Compression 5 3 Count Down M ode 0 FBS4GRY2CRS 00010000 VNS 7 V Blk 6 5 FBP
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