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DS24425 (U.S.A.) - Schematics Forum

1. R605 J X 601 T AC CORD IC501P 275GM0 22VDC W601 K 0627 4 n 2589855 220008 3 29 2638 8612 Sx m 5 2 10 5 854 5601 y R608 S E II 8276 R492 gt 062 IV 259 ge S Sx 55 12 1 6NF33K C626 R607 16EM1000 LBWA DJ22 KD2P 1901 J614 DGC COIL 130V 7 8408 ASSY PWB MAIN H2BAM 120 28 J 8 S C683 R602 12CM 250MJ0 15AP 160VI00 1 0825 N VCM y 1 ANS pen T2000 TB 0612 FOR TEST EQUIPMENT s160EM 000 2SA9B4E C606 220vEA 1200080 25 984 200MV I C 0416 9 9 250 C506 EMA 7LBWA 250MJ0 2AP z gt gt 1000V8V eeo ch a sz ww 338 8512 1 10GZ0C ss 88 I I 18 cL REN 88 HORIZONTAL DEFLECTION Pens I X R463 Sse ff 81 I FK0 15BF 15 53 ra 0695 R I KX3P M 0 156 8 88 2SA1015Y N DY X p j HOUT um ats R695 25 2274 1902 25022746 ton Q402 X ms Up n IC E 06 m eh L C504 294 63FK0 015 D408 ton O 25 1 2K L828 uc I di 63FJO 01 R685 1 1 2200LBWA J R692 1000V88V LM eran 4 Q I C408 180K 250KM RELAY DRI 1 160EM4 7BE 1000 1402 Boc POWER REG 1 2DJ5 6K R693 601 a 1106
2. 100 0I0 V 9 0 75 e 5 POWER CIRCUIT ez ez a an e e p Fe my v06018018 E 00 o e 740095 NA7D 24 FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE REPLACE ONLY WITH THE SAME TYPE 4A 125V FUSE ATTENTION POUR MAINTENIR LA PROTECTION CONTRE LES RISQUES D INCENDIE UTILISER UN FUSIBLE DE 1 4 125 RECHANGE DE MEME TYPE 4A 125V MAIN BOARD COMPONENTS AND TEST POINTS GRID LOCATIONS D002 D429 D612 D806 IC001 IC501 IC601 IC681 IC801 IC802 IC1001 IC3401 0001 0005 25
3. SERVICE ADJ USTMENTS Cont Table L ON SCREEN SERVICE MENU Continued INTIAL REFERENCE INITALSETUP INTIAL SETUP MILE DATA HEX DATA DATA BINARY FUNCTION ECB4ECT 01010100 E W Corner Bottom 7 4 E W Comer Top 3 0 EWS7ETS3HSC 10000100 Correction Sw 7 Test 523 Size Comp 2 0 Not Used Not Used 00000111 Attenuation MTS Input Level 3 0 00100000 Wide Band Low Separation 5 0 00100000 Spectral High Separation 6 3 10100000 Surround 7 Aspect Ratio 5 00100000 V Guide 7 00000000 RF Filter System 2 0 00000000 RF C Bypass 5 00000000 01000000 RF Count Down Mode 0 RF Coring Gain 6 00000000 RF AFC Gain amp Gate 6 00001100 RF Over Shoot Adjust 3 2 00000000 RF Pre Shoot Adjust 5 4 00001000 RF C BPF Test 4 3 00100100 OSD H Display Position 7 0 00000101 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 00001011 YUV R Y Offset 3 0 00010000 YUV B Y Offset 7
4. On the Picture Tube Socket Board Numbers 900 Series Out of Board All 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 Schematic Description Schematic Description Location Location CAPACITORS C001 404 087 2801 ELECT 0 22UM 50V NOTES C002 404 087 2801 ELECT 0 22UM 50V Read description of the Capacitor as follows C003 403 235 5701 CERAMIC 5600PK 50V Example C004 4032355701 CERAMIC 5600PK 50V CERAMIC 100P K 50V C006 4032246108 CERAMIC 0 01UK 50V T Rated Voltage C010 4040843009 ELECT 220UM 16V C011 4040843009 ELECT 220UM 16V A Not specified C012 4040843801 ELECT 1UM 50V B 30 1PF C 30 25PF C015 404 084 3108 ELECT 330UM 16V cc NN mm C101 4040916406 ELECT 220UM 6 3V S 40 025PF E 40 1PF C103 4032246108 CERAMIC 0 0UK 50V more than 10PF C106 404 084 4105 ELECT 3 3UM 50 C129 403 235 1208 CERAMIC 330PJ 50V D 40 596 F H C131 403 364 7508 CERAMIC 10 50V G 2296 LI 43 C132 4033434608 CERAMIC 0 0220 50V J 45 10 C133 4011506001 MT GLAZE 0 000 ZA 1 10W L 15 M 20 330 4100 0 C134 404 084 3801 ELECT 1UM 50V Q 430 1096 T 450 1096 C136 4032350805 CERAMIC 150PJ 50V 5 10 V 420 10 C137 403 2245705 CERAMIC 1000PK 50V
5. C138 4032246108 CERAMIC 0 01UK 50V Rated Value P Pico Farad U Micro Farad C141 404 086 6503 POLYESTER 0 0470 63V a EMI A C142 403 296 0004 CERAMIC 0 25V MI PABER Babe C143 4040843207 47UM 16V POLYESTER Polyester C144 403 224 6108 CERAMIC 0 010 50V SOLERO POS C147 403 224 6108 CERAMIC 0 010 50V et C148 404 0842200 ELECT 1000M6 33 COMPOS Pe E C201 404 084 2804 ELECT 1000 16V MT COMPO Metalized Composite C202 4032246108 CERAMIC 0 01UK 50V STYRENE Styrene C203 4040842705 ELECT 10UM 16V IL ree C204 4040844105 3 8UM 50V ELECT Electrolytic C206 404 084 3009 ELECT 220UM 16 NP ELECT Non Polarized Electrolytic C207 403 224 6108 CERAMIC 0 010 50V Osce OUD sue 508 IET Organic C208 4011506001 MT GLAZE 0 000 ZA 1 10W Semiconductive Electrolytic C209 403 3233602 CERAMIC 0 0470 50V 15 Schematic D Per Schematic Location escription Location escription C211 C212 C213 C214 C216 C218 C401 C402 C403 C404 C406 C407 C408 C411 C412 C413 C414 C416 C417 C419 C421 C427 C462 C463 C466 C471 C482 C484 C493 C497 C502 C503 C504 C506 C508 C511 C516 C518 C601 C606 C608 C609 C612 404 084 3702 404 084 3801 404 091 6604 404 084 4006 403 224 6108 404 084 3207 404 087 1903 403 224 6108 404 084 6901 403 235 5800
6. op qe 954 98 01 EL 244 ze ea 06019019 S PICTURE TUBE SOCKET BOARD c 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 March 2004 2000 SMC TEIL Printed in U S A MODEL DS24424 Chassis No 24424 00 SCHEMATIC DIAGRAMS CAUTION FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE REPLACE ONLY WITH THE SAME TYPE 4A 125V FUSE ATTENTION POUR MAINTENIR LA PROTECTION CONTRE LES RISQUES D INCENDIE UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE 4A 125V BLOCK DIAGRAM NOTES ON SCHEMATIC DIAGRAMS All resistance values in ohms K 1 000 M 1 000 000 2 Unless otherwise noted on schematic all capacitor values less than 1 are expressed uF Micro Farad SDL 4 Lis our and the values more than 1 are in pF 3 Unless otherwise noted on schematic voltage reading taken with VOM from point indicated to chassis 103401 MTS DECODER 33 34 36 37 E p ground Voltage reading taken using color bar signal VHF channel 5 all controls at normal Line voltage at 120 2 volts Some voltages may vary with signal strength 59 ier 4 Waveforms were taken with color bar signal and controls set for normal pictur
7. E COMPONENT ANDTESTPOINT LOCATIONS MAIN BOARD FOIL SIDE e 8 88 886 aT T3 HIEI amp 4 um 4 X git E Er 3 48 OY t Sur oes B e b 93 0 Eh ia pes 8 amp
8. 3 Eliminate the beam current by adjusting the contrast and brightness controls to minimum 4 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 with A or V key Note Grayscale RF AGC Video Level and High Voltage Check 9 Advance Screen Control T402 clockwise to obtain just visible one color line If line does not appear place this control to maximum fully clockwise 10 Raise each Bias Level with 3 6 and 9 keys to obtain just visible white line See Figure 5 Figure 5 Remote Control Number keys functions in Service Menu NO A9 No Vertical Sweep 11 Select the Service Menu NO A8 DRV Drive Adjustments with A or V key 12 Adjust Red and Blue Drive Levels alternately with 1 3 4 FOR BLUE BIAS ADJ USTMENT 7 FOR RED BIAS AD USTMENT lt FOR GREEN BIAS ADJ USTMENT 5 7 or 9 key to produce normal black and white picture in highlight areas See Figure 6 N A N A N A Figure 6 Remote Control Number keys functions in Service Menu NO A8 DRV 7 FOR RED DRIVE ADJ USTMENT FOR BLUE DRIVE AD USTMENT 13 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 pictu
9. R883 401 024 6700 CARBON 100 JA 1 6W 645 027 7382 SWITCH PUSH CH 7 R884 401 024 6700 CARBON 100 JA 1 6W 645 052 2284 SWITCH PUSH CH 7 R1001 401 255 6500 MT GLAZE 100 JA 1 10W SW1906 645 006 9673 SWITCH PUSH MENU R1002 401 256 2709 MT GLAZE 75 JA 1 10W 645 027 7382 SWITCH PUSH MENU R1003 401 255 6500 MT GLAZE 100 JA 1 10W 645 052 2284 SWITCH PUSH MENU R1004 401 256 2709 MT GLAZE 75 JA 1 10W R1006 401 255 6500 MT GLAZE 100 JA 1 10W R1007 401 256 2709 MT GLAZE 75 JA 1 10W TRANSFORMERS R1008 401 256 2709 MT GLAZE 75 JA 1 10W 1401 610 000 1138 DRIVE TRANS R1009 401 255 6500 MT GLAZE 100 JA 1 10W 610 223 1663 DRIVE TRANS R1011 401 256 1405 MT GLAZE 330K JA 1 10W 652 001 2622 TRANS DRIVE R1012 401 255 6500 MT GLAZE 100 JA 1 10W T402 645 065 9706 TRANS FLYBACK R1013 401 256 1405 MT GLAZE 330K JA 1 10W T601 645 065 8730 TRANS POWER PULSE R1051 401 256 2709 MT GLAZE 75 JA 1H0W R1052 401 256 2709 MT GLAZE 75 JA 1H0W R1059 401 026 9600 CARBON 470JA 1 6W CRYSTAL FILTERS R1101 401 255 6500 MT GLAZE 100 JA 1 10W X141 421 008 9008 SAW F TSF5235P R1102 401 256 1405 MT GLAZE 330K JA 1 10W X201 610 012 0655 CRYSTAL OSCILLATOR R1103 401 255 6500 MT GLAZE 100 JA 1 10W 610 204 4195 CRYSTAL OSCILLATOR R1104 401 256 1405 MT GLAZE 330K JA 1 10W 610 245 9746 CRYSTAL OSCILLATOR R1106 401 256 2709 MT GLAZE 75 JA 1H0W X801 645 004 1938 OSC CRYSTAL 32 768KHZ R1901 401 150 5905 MT GLAZE 10K JA 1 10W 645 004 1945 OSC CRYSTAL 32 768KHZ
10. 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 3B SCN Sub Contrast with A or W key Adjust the data with or key for 10 Select NO 3C SCO Sub Color with A or W key Adjust the data with or key for 15 Select NO 3D STI Sub Tint with A or V key Adjust the data with or key for 05 Select NO 41 HP H Phase with A or W key Adjust the data with or key for OF Select NO 42 VS V Size with A or key Adjust the data with or key for 5 Select NO 43 VSP7VKI6VDC V Sync Sep V Kill V DC with A or W key Adjust the data with number keys for 18 Select NO 44 HBL5VLN BIk L V with A or W key Adjust the data with number keys for 35 Select NO 45 HBR5VST BIK R V Lin Shift with A or W key Adjust the data with number keys for 43 Select NO 46 VSC V S Correction with A or W key Adjust the data with or key for OE Select NO 47 VTS6VC3CDM V Test V Comp Count Dwn Mode with A or 7 key Adjust the data with number keys for 28 Select NO 4F SBI Sub Bias with A or W key Adjust the data with or key for 30 Select NO 53 ABL5MSD4RTS3BAT ABL Def MID Stop RGB Temp ABL Thresh with A or W key Adjust the data with number keys for OC Select NO 55 STRAFLS S Trap Test Filter System with A or W key Adjust the data with number keys for 21 Select NO
11. SANYO FILE NO SERVICE MANUAL Remote Control Color DS 24425 U S A SUPPLEMENT Television CANADA ORIGINAL VERSION Chassis No 24425 00 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 Gas 900000 THIS CHASSIS IS SIMILAR TO MODEL DS24424 CHASSIS NUMBER 24424 00 SERVICE INFORMATION GIVEN IN THIS MANUAL IS ONLY THE DIFFERENCE INFORMATION FROM MODEL DS24424 CHASSIS NUMBER 24424 00 FOR ADDITIONAL SERVICE INFORMATION REFER TO THE SERVICE MANUAL FOR CHASSIS NUMBER 24424 00 USED IN MODEL DS24424 SM780092 H2BCA PRODUCT CODE 111370382 REFERENCE No SS780053 DIFFERENCES MODEL 0524425 Chassis 24425 00 SAME AS MODEL DS24424 Chassis No 24424 00 EXCEPT 1 IN THE ELECTRICAL PARTS LIST KEY NO MODEL DS24424 Chassis No 24424 00 MODEL DS24425 Chassis No 24425 00 Part No Part No Description A100 610 310 6878 ASSY PWB MAIN 610 318 2346 ASSY PWB MAIN A700 610 310 6885 ASSY PWB SOCKET 610 318 2353 ASSY PWB SOCKET 2 IN THE CABINET ACCESSORY PARTS LIST KEV NO MODEL DS24424 Chassis No 24424 00 MODEL DS24425 Chassis No 24425 00 6102995527 DEC SHEET 6103174648 DECSHE
12. lt 6 sa a0 44 e 3 TU em ee 2 E E z gt 18 0 4 iera 3 e e 8 i 3 ep ae Spr B m 9 e e Hegt 5 e 513 8 ae er e aM Po _ wel ps 31 0 m 1090 z etin 4 e 2 882 8 42 97 xc _ ede 6299 2292 E o _ 2 8 EI C C p a e 4 re 8 j op a gt 5 o 1097 gt 92 z Ed Zz CAN 2 el HSH 22 jae gt 4 a E E E D a gt U S op i 4 ue e or 09 Har 2 ar FOOD 4 22 2 a a Q HOHO 8 60 9 4 6 2 zl zh 8 5 a oOo enue L 050 BB JHLOSOI gon 38 lt lt F gt 1001800 an gt ge i 9950000009 e oo gt 2 i309 Tae I EC wo e bz 147425496 43 21547 e ae iow 4 oa 247 1050 o 2 o 2124 e 590 suu mee Jf e A 77 m 2 gt Sis oz 4324 T
13. NOTES Read description of the Resistor as follows Example CARBON 4 7K A 1 4VV Rated Wattage Performance Symbols A General B Non flammable Z Low noise Other Temperature coefficient Tolerance Symbols A 0 0596B 0 196 C 0 25 D 0 596 F 196 2 J 596 10 M 20 P 45 1596 Rated Value ohms 4050207907 TR2SC945A RA K 1 000 1 000 000 4051518705 TR2SC536NG NPA Material 405 1570505 280536 CARBON Carbon Q695 4050017605 TR2SA1015 Y SAN MT FILM Metal Film _ 405 004 3208 TR2SA564A R CU Solin ZEE edP 4050044809 TR2SA608 F CTV NP 0701 405 0416507 TR2SC2621 D RA WIRE WOUND Wire Wound 405 041 6705 TR2SC2621 E RA CERAMIC RES 405 066 4304 TR2SC2621 C RA FUSIBLE RES Fusible 4050669903 25 2688 1 4050670008 TR 2SC2688 1 L R001 4012560101 MT GLAZE 8 2K JA 1 10W 405 0670107 TR 2SC2688 1 M 002 401 2560101 MT GLAZE 8 2K JA 1 10W 4060003605 TR2SC3620 LB SAN 1 R003 401 1622800 MT GLAZE 1 8 1 10W 0711 405 0416507 TR 2SC2621 D RA 004 401 1622800 MT GLAZE 1 8 1 10W 4050416705 2SC2621 E RA 8005 401 150 5905 MT GLAZE 10K 1 10W 4050664304 2SC2621 C RA 8006 4010144105 CARBON 1 5K JA 1 4VI 4050669903 25 2688 1 8013 4010272600 CARBON 5 6K JA 1 6W 4050670008 TR 2SC2688 1 L X R106 4010082001 CARBON 18K JA 1 2W 405 0670107 25 2688 1 R107 4010127009 CARBON 10K JA 1 4W 40
14. R1902 401 150 6209 MT GLAZE 1K JA 1 10W R1903 401 162 2800 MT GLAZE 1 8K JA 1 10W R1904 401 150 6100 MT GLAZE 2 2K JA 1 10W R1905 401 256 7605 MT GLAZE 3 9K JA 1 10W R1906 401 162 4101 MT GLAZE 5 6K JA 1 10W R1907 401 256 0408 MT GLAZE 12K JA 1 10W R1910 401 024 7004 CARBON 1KJA 1 6W R1911 401 024 7004 CARBON 1KJA 1 6W R3401 401 162 2909 MT GLAZE 220 JA 1 10W R3402 401 162 2909 MT GLAZE 220 JA 1 10W R3406 401 150 5806 MT GLAZE 100K JA 1 10W p Schematic D Schematic B c Location escription Location escription MISCELLANEOUS A100 A101 A700 A1901 F601 F601A F601B K701 K1001 K1051 K1101 PS601 610 310 6878 645 063 9814 645 063 9821 610 310 6885 645 047 6228 423 007 1601 423 007 1809 423 018 8101 423 029 8008 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 ASSY PWB MAIN H2BAM TUNER U V TUNER U V ASSY PWB SOCKET H2BAM UNIT REMOCON RECEIVER FUSE 125V 4A FUSE 125V 4A FUSE 125V 4A FUSE 125V 4A 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 Q901 Q901A1 Q901A2 Q901A3 Q901C RL601 SP901 SP902 W601 W900 gt 290 414 012 8600 414 011 7208 610 117 0154 610 117 7924 610 117 0154 610 117 7924 610 117 0154 610 117 7924 610 217 7794 645 011 2713 645 015 8
15. SE130NH 560KC Ox 9 8 21 p gu 63FJU ILBZA 9 T 2502710 2502271 ED GE C ASSY PWB SOCKET H2BAM 8 8 0407 C406 3 3 500 500KK 8 8 22004 470A 0701 0711 0721 NOTES 2SC2621CRA 282621 DRA ERA 1 RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE 1 6DJ 8 LIST OF REPLACEABLE DIODES 2SC2688 1 K L M QT0229Z 2 RESISTORS SPECIFIED WITH MX OF RESISTOR TOLERANCE AND RESISTANCE VALUE ARE 1 4 3 ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED 4 PARTS MARKED WITH CO ARE RELATED WITH X RADIATION 5 THICK LINES ARE 15WATTS SUPPLY LINE 6 VIEW OF TR amp FET amp IC 9 LIST OF REPLACEABLE TRANSISTORS LETTER TOP VIEW SIDE R493 7950 R491 ca DJ470K DJIK R494 DJ470K SOCKET C482 K701 100EM22 LBWA 25 17405 25 945 25 1815 ap von Rar assess _ 205 ape 6 erroa on an OF FET 10 J JUMPER WIRE X PART NOT USED R714 1 10GJ82C go 55 EET 888 R287 R288 R289 WS HOLD DOWN CIRCUIT 471 16EM470 BWA R726 1 2DJ2 7K 23 5 O 7 ISOLATION BORDER LINE R716 1 2DJ2 7K COLD SIDE SIDE D422 D421 R706 Hit 1 2DJ2 7K B2L B2L IMPORTANT SCHEMATIC PART LOCATIO
16. center area of the picture screen See Figure 4 Adjust the six pole magnet tabs 3 and 4 so the con verged red blue line is superimposed on the green line This is the same procedure used in steps 3 and 4 See Figure 5 Adjust four pole tabs angle to Adjust four pole tabs together superimpose blue and red vertical to superimpose red and blue line horizontal line Figure 4 Blue and Red Line Movement BLUE RED Adjust six pole tabs angle to superimpose red blue and green vertical line Adjust six pole tabs together to superimpose red blue and green horizontal line Figure 5 Blue Red and Green Line Movement T OUTER AREA CONVERGENCE ADJ USTMENT The outer area convergence is performed by positioning of the yoke as follows 1 Move the top of the yoke toward or away from the pic ture tube This movement will affect the vertical lines at the top and bottom and the horizontal lines at the sides See Figure 6 Check that splits at 12 o clock and 6 o clock positions are minimized adjust yoke for best compromise Secure with wedge at 12 o clock position See Figure 1 Movethe side of the yoke toward or away from the pic ture tube to converge the horizontal lines at the top and bottom and the vertical lines at the sides See Figure 7 Check that splits at 12 o clock and 6 o clock are mini mized adjust yoke for best compromise Secure yoke position with the side
17. or key for 05 98 DRY YUV R Y Difference with A or W key Adjust the data with or key for OB 99 DBY YUV B Y Difference with A or V key Adjust the data with or key for 10 A1 EEA 16 9 EW Amp Difference with A or W key Adjust the data with or key for F6 A7 EVB 16 9 V BIk Sw with A or W key Adjust the data with or key for 60 Press the MENU key to turn off the Service Menu display Table 1 ON SCREEN SERVICE MENU When IC802 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 TITLE INITIAL REFERENCE INITIAL SETUP INITIAL SETUP DATA HEX DATA HEX DATA BINARY SCN OF 10 00010000 Sub Contrast 4 0 5C0 1F 15 00010101 Sub Color 5 0 STI 07 05 00000101 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 00001111 Horizontal Phase 4 0 VS 01011010 Vertical Size VSP7VKI6VDC 00011000 V Sync Sep 7 V Kill 6 V DC 5 0 HBL5VLN 00110101 LI Blanking L 6 5 V Linearity 4 0 HBR5VST 01000011 H Blanking R 6 5 V Shift 3 0 VSC 00001110 Vertical S Correction 4 0 VTS6VC3CDM 00101000 V Test 7 6 V Compression 5 3 Count Down M ode
18. 4 00000000 YUV APF 6 11100000 16 9 Sub Contrast 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 11110110 16 9 Sub EW Amp 5 0 00000011 16 9 Sub E W Tilt 5 0 11111111 16 9 Sub E W Corner Top 3 0 00000000 16 9 Sub E W Corner Bottom 7 4 00000000 16 9 Sub V Linearity 4 0 00000000 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 ADJ 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 USTMENT RD N A FOR BLUE DRIVE AD USTM ENT 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 N
19. 5306 TR 250400 645 008 0012 INDUCTOR 330U K Q490 405 023 5009 TR 250400 L801 645 008 2894 INDUCTOR 5 6U K 405 023 5306 TR 250400 645 016 3104 INDUCTOR 5 6U K 0601 405 148 1801 TR 25 2638 L811 645 006 2490 INDUCTOR 1U K Q611 405 013 6801 TR 25 2274 645 016 2411 INDUCTOR 1U K 405 013 7006 TR 28C2274 F L812 645 006 2490 INDUCTOR 1U K Q612 405 006 6504 TR 2SA984 E 645 016 2411 INDUCTOR 1U K 405 006 6702 TR 28A984 F L901 645 066 2188 DEGAUSSING COIL Q613 405 013 6801 TR 25 2274 L902 645 065 6712 YOKE DEFLECTION 405 013 7006 TR 28C2274 F L1901 645 008 2894 INDUCTOR 5 6U K Q627 405 009 6907 TR 25 985 5 645 016 3104 INDUCTOR 5 6U K 405 009 7003 TR 2SB985 T 18 405 089 0000 405 089 0109 28A1707 S TR 28A1707 T Schematic D POE Schematic EM Location escription Location Description Q681 405 011 8401 TR 28C17408 Q 405 173 9605 TR 2SA1235A1E 405 011 8500 TR 28C17408 R 405 173 9704 TR 2SA1235A1F 405 011 8609 TR 25 17405 5 RESISTORS 405 012 2002 TR 28C1815 GR 405 012 2101 TR 25 1815 405 012 2309 TR 25 1815 405 020 7501 TR 25 945 405 020 7709 TR 28C945A QA 405 020 7907 TR 28C945A RA 405 151 8705 TR 28C536NG NPA 405 157 0505 TR 25 536 Q693 405 011 8401 TR 28C17408 Q 405 011 8500 TR 28C17408 R 405 011 8609 TR 25 17405 5 405 012 2002 TR 28C1815 GR 405 012 2101 TR 25 1815 0 405 012 2309 TR 25 1815 405 020 7501 TR 25 945 405 020 7709 TR 28C945A QA
20. 5B AF7CBP5 Auto Flesh C Band Pass with A or W key Adjust the data with number keys for AO Select NO 5C CKO Color Killer with A or W key Adjust the data with or key for 03 1 2 3 4 5 6 7 8 9 SERVICE ADJ USTMENTS Cont INITIAL BUS DATA SETUP Cont 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 Select NO 67 VMD6VMG3SSN VM Delay VM Gain Sync Sep Sens with A or W key Adjust the data with number keys for 22 Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO Select NO 69 EWD EW DC with A or 7 key Adjust the data with or key for 2A EWA Amp with A or V key Adjust the data with or key for 16 6B EWT EW Tilt with A or V key Adjust the data with or key for 29 6C ECB4ECT E W Corner Btm E W Corner Top with A or W key Adjust the data with number keys for 54 83 OPT Aspect Ratio Surround with A or V key Adjust the data with or key for AO 84 OP2 Component V Guide with A or W key Adjust the data with or key for 20 86 CBR RF C Bypass with A or key Adjust the data with or key for 00 8C CBT RF BPF Test with A or V key Adjust the data with or key for 08 8D HR Display Position with A or key Adjust the data with or key for 24 8E SBO Sub Bright Offset with A or key Adjust the data with
21. 764 Q131 405 011 8401 TR 28C17408 Q COILS 405 011 8500 TR 28C17408 R X LF601 645 012 0589 LINE FILTER 405 011 8609 TR 25 17405 5 645 052 6862 LINE FILTER 405 012 2002 TR 28C1815 GR L143 610 031 3873 INDUCTOR 10U K 405 012 2101 TR 25 1815 0 645 016 2534 INDUCTOR 10U K 405 012 2309 TR 25 1815 L401 645 052 5919 INDUCTOR 1 0U FILTER 405 020 7501 TR 25 945 L402 652 000 2180 CORE PIPE 405 020 7709 TR 28C945A QA L413 645 030 2879 COIL LINEARITY 405 020 7907 TR 28C945A RA L414 610 031 1367 INDUCTOR 202J 405 151 8705 TR 2SC536NG NPA 610 211 3488 INDUCTOR 405 157 0505 TR 25 536 645 005 5645 INDUCTOR 2200U K Q132 405 001 7407 TR 28A1015 O SAN 645 007 8361 INDUCTOR 2000U 405 001 7605 TR 2SA1015 Y SAN L416 610 000 8663 COIL 405 004 3109 TR 2SA564A Q CU 645 016 9120 INDUCTOR 420UH 405 004 3208 TR 2SA564A R CU 652 001 3575 INDUCTOR 420UH 405 006 1707 TR 28A9338 Q L602 645 005 0763 CORE PIPE 405 006 1806 TR 2SA933S R L611 610 078 5946 PIPE CORE 405 151 3304 TR 2SA608NF NPA 652 000 1725 CORE PIPE 406 000 6804 TR 2SA1015 GR SAN L612 610 078 5946 PIPE CORE Q401 405 013 6207 TR 28C2271 D CTV L623 610 078 5946 PIPE CORE 405 013 6306 TR 28C2271 E CTV 652 000 1725 CORE PIPE 405 029 7106 TR 28C2271 D L625 610 078 5946 PIPE CORE 405 029 7205 TR 25 2271 652 000 1725 CORE PIPE Q402 406 017 4602 TR TT2168LS YB11 L627 645 005 0763 CORE PIPE Q486 405 023 5009 TR 250400 L701 610 029 8484 PEAKING COIL 330UH K 405 023
22. GLAZE 10K JA 1 10W R3407 401 255 6005 MT GLAZE 1M JA 1 10W R808 401 150 5905 MT GLAZE 10K JA 1 10W R3411 401 265 4008 MT GLAZE 62K JA 1 10W R809 401 162 3708 MT GLAZE 4 7K JA 1 10W R3421 401 162 3104 MT GLAZE 3 3K JA 1 10W R810 401 024 7400 CARBON 10K 1 6W R3422 401 255 6401 MT GLAZE 3K JA 1 10W 813 401 150 5905 MT GLAZE 10K JA 1 10W R3426 401 256 7605 MT GLAZE 3 9K JA 1 10W R814 401 150 5905 MT GLAZE 10K JA 1 10W R816 401 152 3206 MT GLAZE 330 JA 1 10W SWITCHES R831 401 150 5806 MT GLAZE 100K JA 1 10W 51 1901 645 006 9673 SWITCH PUSH POWER R833 401 024 7400 CARBON 10K 1 6W 645 027 7382 SWITCH PUSH POWER R856 401 024 6700 CARBON 100 JA 1 6W 645 052 2284 SWITCH PUSH POWER R857 401 024 6700 CARBON 100 JA 1 6W SW1902 645 006 9673 SWITCH PUSH VOL R861 401 162 3401 MT GLAZE 39K JA 1 10W 645 027 7382 SWITCH PUSH VOL R862 401 256 5809 MT GLAZE 270K JA 1 10W 645 052 2284 SWITCH PUSH VOL R863 401 024 6700 CARBON 100 1 6W 50 1903 645 006 9673 SWITCH PUSH VOL R864 401 256 0200 MT GLAZE 120K JA 1 10W 645 027 7382 SWITCH PUSH VOL R866 401 255 6500 MT GLAZE 100 JA 1 10W 645 052 2284 SWITCH PUSH VOL R867 401 255 6005 MT GLAZE 1M JA 1 10W SW1904 645 006 9673 SWITCH PUSH CH A R868 401 026 1000 CARBON 2 7 1 6W 645 027 7382 SWITCH PUSH CH R881 401 255 6500 MT GLAZE 100 JA 1 10W 645 052 2284 SWITCH PUSH CH A R882 401 255 6500 MT GLAZE 100 JA 1 10W SW1905 645 006 9673 SWITCH PUSH CH
23. wedges See Figure 1 Note When re using the rubber wedges apply a small amount of silicone rubber adhesive or hot melt to each of the wedges Line movement when adjusting top of yoke in and out Figure 6 Top of Yoke Movement BLUE GREEN RED Line movement when adjusting side of yoke in and out Figure 7 Side of Yoke Movement 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 4 Remove chassis completely by sliding it straight back PICTURE TUBE REMOVAL CAUTION Do not disturb the deflection yoke or magnet assembly on the picture tube neck Care must be taken to keep these assemblies intact unless picture tube is being IIIIIIIIIIIIIIII C5 I 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 Figure 1 Ca
24. 0 FBSAGRY2CRS 00010000 VNS 7 V Blk 6 5 FBP 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 RD 01000000 Red Drive 6 0 00001000 Green Drive 3 0 01000000 Blue Drive 6 0 00110000 Sub Bias 6 0 i Not Used Not Used 00000011 On Screen Display Contrast 1 0 ABL5MSD4RTS3BAT 00001100 ABL Defeat 5 MID Stop 4 RGB Temp 3 ABL Thresh 2 0 CRG 00010010 Coring Gain 7 6 STR4FLS 00100001 S Trap Test 6 4 Y C Filter Mode 2 0 YAP6PREAOVR2WP 00000000 Y APF 6 Pre Shoot 5 4 Over Shoot 3 2 White Peak 1 0 YGM 6DCRABSS2BSG 00000100 Y Gam 7 6 DC Res 5 4 B Strk Start 3 2 B Strk Gain 1 0 CBT3 01100000 Cb Trap 7 3 i Not Used 1 i Not Used AF7CBP5 10100000 Auto Flesh 7 C Bypass 5 CKO 00000011 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 ik i 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 i Not Used VM D6VM G3SSN 00100010 VM delay 7 6 VM Gain 5 3 Sync Sep Sens 2 0 i I Not Used EWD 00101010 E W DC 5 0 EWA 00010110 E W Amp 5 0 EWT 00101001 Tilt 5 0 FUNCTION
25. 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 CARBON CARBON CARBON CARBON OXIDE MT MT GLAZE MT GLAZE WIRE WOUND SOLID RESISTER RESISTER CARBON OXIDE MT CARBON CARBON MT GLAZE MT GLAZE CARBON FUSIBLE RES OXIDE MT CARBON OXIDE MT MT GLAZE FUSIBLE RES 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 680 1 6W 1 2 1 2W 6 8 1 6W 18 1 6W 150 2W 39K JA 1 10W 18K JA 1 10W 1KA 7W 3 8M MA 1 2W 3 8M 1 2W 3 3M 1 2W 560K 1 2W 22 2W 47 JA 1 4W 22JA 1 4W 470K JA 1 10W 22K 1 10W 47K 1 6W 10J 1 2W 0 47JA 2W 470JB 1 4W 0 47JA 2W 10K JA 1 10W 680 J 1 4W 1KJA 1 6W 22K JA 1 10W 10K JA 1 10W 1 2 1 4W 330 JB 1 4W 4 7K JA 1 10W 180K JA 1 6W 560K JA 1 10W 10K JA 1 6W 22K JA 1 10W 10K JA 1 6W 220 JA 1 6W 1 2K JA 1 10W 82 1 6W 2 7 1 2W 120 2W 220 1 6W 1 2 1 10W 82 1 10W 2 7 1 2W 120 2W 220 1 6W 1 2 1 10W 82 1 6W 2 7 1 2W 120 2W 22K 1 10W 22K JA 1 10W 10K JA 1 6W 4 7K JA 1 10W Schematic D oe Schematic 222 Location escription Location Description R807 401 150 5905 MT
26. 1 10 3401 11 3401 12 3401 13 1 3401 14 3401 15 3401 16 3401 17 3401 18 3401 19 3401 20 3401 21 3401 22 3401 23 3401 24 3401 25 3401 26 3401 27 3401 28 3401 29 3401 30 3401 31 3401 32 3401 33 3401 34 3401 35 3401 36 3401 37 3401 38 3401 39 3401 40 3401 41 3401 42 3401 43 3401 44 POWER POWER OFF 9601 6 58 04 POWER POWER OFF Q601 D 157 164 POWER ON i POWER OFF Q601 S 9 0 0611 0611 0611 Q612 B Q612 C Q612 E POWER ON i POWER OFF 03 0 1 POWER ON i POWER OFF 47 0 1 Q613 B Q613 C Q613 E POWER POWER OFF 9627 127 80 POWER ON POWER OFF Q627 C 132 0 POWER OFF ote 133 80 POWER ON 154 9 Q701 C Q701 E Q711 B Q711 C Device Pin Q68LE Q695 C Q701 B Q70LC Q7OLE 0718 0711 C m 31 WAVEFORMS Note Voltages were measured with offset color bar signal and controls set for normal picture 801 D R Output 4 0V HORIZ IC501 5 Vertical Output 48 VERT Q402 B Horizontal Output 21V HORZ 801 03 G Output IC501 1 Inverting Input 0 6V VERT Q601 Power Switching 15V 2 801 B Output 4 0V HORIZ Q132 E TP16 Internal Video 1 0V H
27. 1U J 50V 50V 25V 50V 50V 16V 10V 50V 50V 50V 500V 500V 160V 1 5KV 1 5K 1 5K 1 5K 400V 400V 250V 250V 250V 250V 250V 250V 100V 6 3V 50V 50V 63V 50V 16V 100V 50V 100V 16V 35V 50V 25V 63V 50V 50V 50V 50V 63V 275 250V 250V 1K 1K 1K 200V 200V 63V C613 C614 C622 X C625 C626 C628 C629 C630 C631 C632 C683 C693 C701 C702 C711 C721 C742 C801 C802 C806 C811 C829 C862 C863 C864 C866 C868 C869 C1001 C1002 C1003 C1004 C1006 C1007 C1051 C1052 C1059 C1101 C1102 C1103 C1902 C3401 C3404 C3406 C3407 C3408 C3411 C3412 C3413 C3414 16 404 086 6503 404 084 5003 404 084 4501 403 262 2308 403 266 4902 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 404 088 5702 404 086 5100 403 235 1109 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 POLYESTER POLYESTER ELECT CERAMIC CERAMIC ELECT 1 ELECT ELECT ELECT ELECT CERA
28. 224 6009 404 087 1200 403 224 6009 403 343 4603 404 089 6500 404 089 6500 DIODES 407 013 4306 407 013 7109 408 008 2406 408 047 6205 408 047 6502 407 006 4108 407 095 8001 407 222 4401 407 158 1307 407 158 1307 407 054 5904 407 099 7109 407 013 4306 407 013 7109 408 008 2406 407 013 4207 407 013 4306 407 078 2705 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 8602 407 088 6502 407 005 7308 NP ELECT 4 7UM 50V ELECT 47UM 25V NP ELECT 4 7UM 50V CERAMIC 2700PK 50V CERAMIC 0 047UK 50V TA SOLID 3 3UK 10V NP ELECT 4 7UM 50V TA SOLID 10UK 10V ELECT 1UM 50V CERAMIC 4700PK 50V ELECT 0 0 50V CERAMIC 4700PK 50V CERAMIC 0 022UK 50V NP ELECT 4 77UM 50V NP ELECT 4 7UM 50V DIODE 152076 DIODE 152473 DIODE 1N4148 ZENER DIODE MTZJ36A 36V ZENER DIODE MTZJ5 1A 5 1V DIODE ERB44 04 DIODE ERDO7 15L ZENER DIODE 17150 150V ZENER DIODE HZ11B2L 11V ZENER DIODE HZ11B2L 11V ZENER DIODE RD15EB3 15V ZENER DIODE MTZJ15C 15V DIODE 152076 DIODE 182473 DIODE 1N4148 DIODE 152076 DIODE 152076 DIODE 155244 DIODE ERB44 04 DIODE EU2 DIODE EM01Z DIODE ERA15 02 DIODE MPG06D DIODE ES1 DIODE RMPG06G DIODE ERA18 04 DIODE TVR1G ZENER DIODE RD10EB2 10V ZENER DIODE MTZJ10B 10V DIODE ERA15 02 DIODE 55277 DIODE MPG0
29. 3 13 Slowly slide the deflection yoke forward until a uniform green screen is obtained 14 Check the purity of the red and blue screens for unifor mity Turn off other colors to check use bias controls or use generator If necessary readjust the yoke position until all screens are pure 15 If bias controls and screen control were used to set puri ty reset Grayscale and Bright Level Refer to Grayscale Adjustment on page 9 and Brightness Level Adjustment on page 9 16 Confirm that the yoke is not tilted Tighten the yoke mounting screw Adjust convergence next DEFLECTION YOKE RUBBER WEDGE DEFLECTION YOKE MOUNTING SCREW Figure 1 Deflection Yoke Movement PURITY MAGNET TABS SIX POLE MAGNET TABS Pos FOUR POLE A ON MAGNET TABS ANGLE OF TABS FOCUS GAP G3 G4 Figure 2 Purity and Convergence Magnets ANGLE OF MAGNET TABS 1 Figure 3 Adjusting Magnet CONVERGENCE 0 USTMENT CENTER CONVERGENCE ADJ USTMENT 1 2 3 Connect a crosshatch generator to antenna terminals Set Contrast to low level to eliminate blooming Reduce Brightness level to obtain black background if necessary Adjust the angle between the four pole magnet tabs 1 and 2 Figure 2 and superimpose the red and blue ver tical lines in the center area of the picture screen See Figure 4 Keeping the tabs at the same angle rotate them together to superimpose the blue and red horizontal lines in the
30. 403 076 3607 403 076 0507 403 103 0005 403 343 7901 404 077 4402 403 372 0409 404 087 9107 403 343 9400 403 083 3904 403 346 6822 403 372 6500 403 392 8201 403 358 7200 403 372 6302 403 392 8003 403 158 9107 404 091 6406 403 224 6108 403 235 0607 404 086 5506 404 084 4204 404 084 3306 404 087 4102 404 084 4204 404 056 5307 404 084 3009 404 084 4402 403 204 1802 404 085 4500 404 089 5909 403 019 7402 403 260 2300 403 394 7301 404 084 4204 404 084 5706 404 096 0706 404 088 2909 404 088 7102 403 222 1907 403 232 0204 403 263 6305 404 075 5005 404 089 3509 404 086 5100 ELECT 0 A7UM ELECT 1UM ELECT 4 7UM ELECT 2 2U M CERAMIC 0 01U K ELECT 47U M ELECT 330U M CERAMIC 0 01U K NP ELECT 1U M CERAMIC 6800P K CERAMIC 470P K CERAMIC 2200P K ELECT 4 7U M MT POLYPRO 7200P H MT POLYPRO 7200P H MT POLYPRO 5600P H MT POLYPRO 5600P H POLYPRO 0 020U J POLYPRO 0 018U J MT POLYPRO 0 2UJ MT POLYPRO 0 2UJ MT POLYPRO 0 2UJ MT POLYPRO 0 15UJ MT POLYPRO 0 15UJ MT POLYPRO 0 15UJ MT POLYEST 220 ELECT 220U M CERAMIC 0 01U K CERAMIC 100P J POLYESTER 0 015U K ELECT 4 7U M ELECT 470U M ELECT 22U M ELECT 4 7U M NP ELECT 2 2U M ELECT 220U M ELECT 220U M ELECT 3 3U K ELECT 2200U M POLYESTER 5600P K CERAMIC 27PJ MT COMPO 0 15U J POLYESTER 0 15UK ELECT 4 7UM MT POLYEST 0 47 MT POLYEST 0 22UM CERAMIC 1000P M CERAMIC 1000P M CERAMIC 2200P K CERAMIC 2200P K CERAMIC 2200P K ELECT 470U M ELECT 470U M POLYESTER 0
31. 6 000 3605 TR2SC3620 LB SAN 1 R128 401 255 6005 MT GLAZE 1M JA 1 10W 0721 4050416507 TR 2SC2621 D RA R129 4011523206 MT GLAZE 330 JA 1 10W 4050416705 28 2621 R131 4012561702 MT GLAZE 1 10W 4050664304 2SC2621 C RA R132 401 255 6500 MT GLAZE 100 JA 1 10W 405 0669903 28 2688 1 R133 4011506209 MT GLAZE 1K JA 1 10W 405 0670008 25 2688 1 R134 401 1623104 MT GLAZE 3 3K JA 1 10W 405 0670107 TR2SC2688 1 M R135 4011506001 MT GLAZE 0 000 ZA 1 10W 406 000 3605 TR2SC3620 LB SAN 1 R136 4012563805 MT GLAZE 1 5 1 10W 0831 4050020308 TR2SA1037K T 96 R R137 4012566301 MT GLAZE 47K JA 1 10W 4050020407 TR 2SA1037K T 96 S R138 401 2566301 MT GLAZE 47K JA 1 10W 4050026726 TR2SA1179 M6 R139 4011623609 MT GLAZE 470 JA 1 10W 4050026924 TR2SA1179 M7 TB R141 4012566905 MT GLAZE 680 1 10W 405 1345925 TR 2SA1037AK T146 R142 4012561702 MT GLAZE 1 10W 405 1472205 TR 2SA1037AK T146 S R143 4011506209 MT GLAZE 1K JA 1 10W 4051631503 2SA1179N M6 TB R144 4011506001 MT GLAZE 0 000 ZA 1 10W 4051632708 TR2SA1179N M7 TB R201 4011624101 MT GLAZE 5 6K JA 1 10W 19 Schematic er Schematic c R202 R203 R204 R205 R206 R207 R208 R209 R276 R281 R287 R288 R289 R353 R404 R406 R407 R408 R411 R412 R413 R414 X R421 X R422 R423 R426 R428 R461 R462 R463 R464 R467 R468 R471 R472 R481 R482 R485 R486 R487 R488 R489 R491 R492 R493
32. 629 645 052 5933 652 000 0656 652 000 0656 645 023 1698 645 056 9548 610 278 0550 610 287 6611 CRT A59QDF891 X ST CRT A59QDF891 X ST DY SPACER D4AK DY SPACER DY SPACER D4AK DY SPACER DY SPACER D4AK DY SPACER CG PURITY MAGNET RELAY RELAY RELAY SPEAKER 8 SPEAKER 8 CORD POWER CORD POWER 2 05MK ASSY WIRE GND CONNECTOR ASSY WIRE GND CONNECTOR KEY NO oon 10 11 OR CABINET PARTS LIST CABINET PARTS LIST PARTS NO 610 311 5528 610 268 9662 610 268 9624 412 053 3905 610 102 7151 610 311 5535 412 036 1805 411 078 1101 412 018 8402 610 312 3622 610 267 0851 610 299 5527 610 313 0781 DESCRIPTION CABINET FRONT ASSY CRT SPACER 2 5 MM 2 TOP CRT SPACER 1 6 MM 2 BOT CRT MTG SCREW M6 35 HI LO DC HOLDER 2 USED CABINET BACK SCREW 4X14 7 USED SCREW 4X14 7 USED SCREW 3X10 1 USED BUTTON UNIT CAP RC DEC SHEET SANYO BADGE LARGE SSSSSSSSSSSSUSSSNS WMT NSSSSSSSSSV KEY NO SSSSSSSSSSSSSSANN WSL NS SSSSSSSSSSN SLIT 22222222227771771 ACCESSORY PARTS LIST PARTS NO 610 312 2373 645 063 0736 610 305 8177 DESCRIPTION OWNER S MANUAL RC TRANSMITTER RC BATTERY COVER COMPONENT ANDTESTPOINT LOCATIONS MAIN BOARD PARTS SIDE VOL CH UP CH DN eo o o o SW SW SW
33. 6D DIODE 1 400210 ZENER DIODE MTZJ5 6C 5 6V DIODE ERA15 02 DIODE MPG06D DIODE EM01Z gt gt _ D502 D503 D601 D602 D603 D604 D611 D612 D613 D614 D623 D624 D625 D680 D683 D693 D801 D806 D831 D834 D836 D843 D1051 D1052 D1059 D1901 D1902 407 118 2207 408 047 6205 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 407 013 4306 407 013 7109 408 008 2406 407 218 0707 407 231 2801 407 054 1807 407 063 8309 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 408 008 2406 407 013 4306 407 013 7109 408 008 2406 407 099 5600 407 013 4306 407 013 7109 408 008 2406 407 013 4306 407 013 7109 408 008 2406 407 222 5903 408 048 2404 407 013 4306 407 013 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 ZENER DIODE 1775 75V ZENER DIODE MTZJ36A 36V DIODE EM2B DIODE 191887A DIODE GP15G DIODE EM2B DIODE 191887A DIODE GP15G DIODE EM2B DIODE 191887A DIODE GP15G DIODE EM2B DIODE 191887A DIODE GP15G DIODE 1 2076A DIODE 152473 DIODE 1N4148 PC TLP421 BL PHOTO COUPLE PC123YC2 ZENER DIODE RD11EB3 11V ZENER DIODE MTZJ11C 11V DIODE ERA91 02 DIODE 651 DIODE
34. ADIATION 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 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 c SERVICE ADJ USTMENTS GENERAL This set has an on screen Service Menu system included in the CPU that allows remote operation for most of the service adjustments To enter the Service Menu first disconnect the AC power cord Then while pressing the MENU key on the front control panel recon nect the AC power cord The adjustments can now be made with the rem
35. DIO PROCESSOR EA pus Jae ps EMILBWA o C1103 R1103 R1104 25EM4 7 11004 1 1063 LBWA 100C 330MC Video C3436 M47 824 03401 EMO 1 C3427 3426 EMILBWA 1 106J3 9KC C806 SDA VCAWGT x x R3402 CXA2134QP 10TK10DR 1 106J 2206 VCAIN VEOUT 03423 VEIG 10TK3 3DR KKO 047LZB po 1 10GJ3KC ami 16EM470LBWA gt gt 1 1 1 0342 Te KK2700 Cun LER 28 E 128 16 ms Be Bo gt t cn e PM4 7 I LBZA 4 _ ML 0015 58 1 gg 77 E ziii JN 5 VF zm 62KC T E 25EM4 7 5 C3412 LBWA C3414 8 16EM47 16EM220 ge LBWA LBWA ESS o 15V B 002 0002 1 106J8 2KC EMO 22LBWA zi A AUDIO AMP j 1 001 0005 2SB764E 25 764 R001 LA4525 1 10GJ8 2KC R005 1 10GJ10KC 2SD400E MP 2SD400F MP 0490 77 218 gt 16EM47LBWA STATUS 5 Dove C006 KK0 01LZB Q486 2SD400E MP 25400 250M C631 250 1000VBBW 5 VOLTS REG PE 6 25 2 C2 R603 IC681 X L626 D 1 2DJ560K C609 200EM470VAA 200EM470VDE 100 POWER FAIL PQOS0EA1MXP 8 0623 J amp 881 1 10GJ100C R882 1 10GJ100C
36. EAM CURRENT AT 120 VOLTS AC LINE AND MUST NOT EXCEED 3L1KV UNDER ANY OPERATING CONDITION SEE HIGHVOLTAGE CHECK ON PAGE 9 EW 80001 1401 SPEAKER m SP902 RIGHT INTEGRATED CIRCUITS TRANSISTORS C809 xii H DRIVE m t M I SPEAKER DRIVE 1 OUTPUT CLOCK TOP VIEW CONTROL PEU SN 6 A pown FOLD DOWN T o LU ROUT j B 12V ECP gC ECP 8 8 EC MR EC K RL601 COUNT TERMINALS IN VE A WA ARROW DIRECTION ii ia d ie DEGAUSING POSISTOR K P SIDE VIEW 7601 x CONVERTER ALWAYS C E E F601 LF601 1 D623 POWER FAIL M C E K 1 LINE iem EHE _ _ P SD HERE BASE E We X i M 010101000 C u COLLECTOR i 062 bide faeces gt peo ben gt A ANODE D601 D604 13V K CATHODE FULL WAVE 0611 ANODE LEAK 2 gt RECTIFIER 0612 fo ew DETECT CHIP TRANSISTORS CHIP RESISTORS PHOTO 0490 gt gt COUPLER 86 R428 TOP VIEW TOP VIEW H H ERR cera STANDBY MODE d C iB BASE 7 12x 109 12K ohm CONTROL N COLLECTOR 123 32 7 1 OUT EMITTER IM GHD 9 1 m 8 9 VOLTAGE CHARTS NOTE Voltages were measured using color bar signal and the controls s
37. ET 645 063 0736 RC TRANSMITTER 6450750984 RCTRANSMITTER 610 312 2373 OWNER S MANUAL 610 312 9181 OWNER S MANUAL 6 TAA SSSSSSSSSSNSSNSNN WMA MMA For parts service contact SANYO FISHER SERVICE 21605 Plummer Street Chatsworth CA 91311 U S A 300 Applewood Crescent Concord Ontario L4K 5C7 CANADA March 2005 2000 SMC ae Eo Printed in U S A SERVICE MANUAL Ui Lm Contents Safety Instructions 2 Service 3 10 Service 11 Purity and Convergence 12 13 Mechanical Disassemblies 14 Chassis Electrical Parts List 15 22 Cabinet Parts List 23 Component and Test Point L0 300085 days 24 27 1 5 29 36 Schematic Notes 29 Pin Layouts 29 Capacitor and Resistor Codes 29 Block Diagrami 30 31 Voltage Charts 30 32 WaveformS 32 Schematic Diagrams 33 36 DS24424 H2BAM PRODUCT CODE 111370380 Remote Control Color Television SANYO FILE NO 0524424 us A CANADA ORIGINAL VERSION Chassis No 24424 00 NOTE Match the Chassis No on the unit s back cov
38. MIC CERAMIC CERAMIC CERAMIC ELECT POLYESTER CERAMIC 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 0 047U J 0 01UJ 470U M 1200P K 1200P K 0000 M 2200 M 2200 M 2200 M 1UM 1000P M 1000P M 1000P M 1000P M 22UM 0 1U J 270P J 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 1UM 4 7UM 4 7UM 2 2UM 4 7UM 4 7UM 22UM 0 01U K 10U M 2 2UM 4 7UM 4 7UM 10U M 0 1UM 4 7UM 0 012U K 5600P K 0 470 M 0 470 M 47UM 4 7UM 220U M 63V 63V 35V 1K 1K 16V 160V 160V 16V 50V 250V 250V 250V 250V 16V 63V 50V 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 Schematic Schematic 52 pt Description TUS rdi uii C3416 C3417 C3418 C3421 C3422 C3423 C3424 C3426 C3427 C3431 C3432 C3433 C3434 C3436 C3439 8002 8101 D351 D406 D407 D408 D421 D422 D428 D429 D461 D471 D472 D481 D482 D486 D487 D490 D501 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
39. N 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 R703 C701 1 10GJ1 2KC CJ270CL CRT Q901 GND CONNECTOR V 900 33 34 35 86
40. NO A9 no vertical sweep while degaussing 2 Place the yoke on tube neck fully forward against glass 3 Place the CPM on the tube neck aligning the center of the purity magnet tabs over center of Focus Gap G3 amp G4 See Figure 2 4 Connect a color bar generator to the antenna terminal Switch the generator to a white field Move yoke back ward on the neck until a uniform white field is obtained 5 Allow 30 minutes warm up on a blank white field high intensity grayscale Note If white field cannot be obtained check Grayscale Adjustments on page 9 6 Reset the picture controls to the Auto levels Select a green raster either with the signal generator or by adjusting the bias controls If a signal generator is used for this step skip to Step 11 If the bias controls will be used go to step 7 7 Adjust Service Menu NO 49 RB Red Bias NO 4 GB Green Bias and NO 4B BB Blue Bias data each to 00 8 Select Service Menu NO 9 no vertical sweep 9 Adjust the Screen Control counterclockwise until the horizontal scan line is no longer visible 10 Select Service Menu NO 4A GB Green Bias and increase the data to produce a green raster If retrace lines appear reduce screen control slightly 11 Pull yoke back on tube neck to obtain three color raster blue green and red 12 Adjust the angle between the two purity magnet tabs to center the vertical green belt in the picture tube Do not rotate tabs See Figure
41. ORIZ T402 9 Heater 28V HORIZ 32 IC801 5 Video Input 1 0 HORIZ Q401 B Horizontal Drive 7V HORZ MODEL DS24424 Chassis No 24424 00 1051 16 221 REMOTE SENSOR 01051 YIN 01902 R1051 CIN TUNER 1901 C1052 1106 1051 20840500 KKO 01LZB Re D1052 g g o S VIDEO hj N x S 8 S R1052 86 88 Z go Nd 1 10GJ 99 se 8 8 59 Ve S9 85 pgo 75C o aS 5 1K R1059 RF AGC gt SSW m OCE C1059 D1059 0 R1901 LBWA 1 10GJ C1001 K1001 10KC EM L PRESET 0 0 C101 N R857 63EM R1001 y 100 Z20LBWA 1106 R107 R106 01002 idi 1 2DJ18K lt KEY IN gt 25EM4 7LBWA 8 E Hg C IN 1 10GJ 8 MMC si 3 KK0 01 NJM2533MP Pr 25EM4 7LBWA P LZB 190 a L 8 R1007 8 1 106 75C 7 lt X RAY gt gt lt H PULSE gt RESET ABL IN C1006 R1009 25EM4 7 1106 LBWA 100C 8 R1012 R1013 R 25EM4 7 1106 1 106J S 8 2 LBWA 100 330 8 _ 5 ag 3 5 S SE C1101 SEN gt 22 598 814 LBWA 106 n V1 IN 0831 1 801 5 QXXAVC368 E UOC LA76952 E 1102 25EM4 7 1106 BB Dax 1 10 45 AU
42. POWER OFF 275 8 0 RESISTOR Example 6 47 Value code Tolerance code F Wattage rating Material code Material code Ceramic Voltage rating E iouis Electrolytic Polyester Polypropylene Tier d hine Tantalum Ceramic El eA MT Composite NP Electrolytic 29 M iini MT Polypropylene Fal Wc eon nd Fusible iod Metalized Carbon Oxide Metalized _ Wire Wound Solid Carbon Film Wire Wound IC501 2 501 3 IC501 4 IC501 5 501 6 501 7 501 8 501 9 501 10 601 1 601 2 601 3 681 1 801 38 801 39 801 40 801 41 801 42 801 43 801 44 801 45 801 46 801 47 801 48 801 49 801 50 801 51 801 52 801 53 801 54 801 55 801 56 801 57 801 58 801 59 801 60 801 61 801 62 801 63 801 64 802 1 802 2 802 3 802 4 802 5 802 6 802 7 3 IC681 2 IC681 3 IC801 1 A IC801 2 IC801 3 IC801 4 IC801 5 IC801 6 IC801 7 IC801 8 IC801 9 IC801 10 IC801 11 IC801 12 IC801 13 IC801 14 IC801 15 IC801 16 IC801 17 IC801 18 IC801 19 IC801 20 2 7 0 04866 99 0490 8 Q490 C Q490 E 340
43. R494 R495 R497 R498 R499 R502TM R503 R504 R505 401 150 5905 401 027 5502 401 027 2105 401 150 6001 401 162 3005 401 162 3005 401 256 6905 401 256 7100 401 024 9701 401 150 5905 401 255 6500 401 255 6500 401 255 6500 401 024 7400 401 024 6700 401 010 8305 401 069 8202 401 009 1607 401 053 3206 401 007 4204 401 162 4101 401 024 6700 401 053 2605 401 052 6802 401 053 2605 401 027 5205 401 025 1902 401 026 4902 401 025 8208 401 061 0006 401 025 4606 401 065 3706 401 026 7408 401 006 7701 401 067 3100 401 006 7701 401 011 9004 401 025 4606 401 065 1801 401 026 6609 401 059 1602 401 066 5204 401 012 5708 401 156 8504 401 020 3901 401 020 3901 401 061 5308 401 068 6209 401 069 3702 401 026 6609 401 027 2600 401 150 6001 401 027 8602 401 006 8401 MT GLAZE CARBON CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON CARBON CARBON OXIDE MT CARBON MT FILM CARBON MT GLAZE CARBON MT FILM MT FILM MT FILM CARBON CARBON CARBON CARBON OXIDE MT CARBON OXIDE MT CARBON CARBON OXIDE MT CARBON CARBON CARBON OXIDE MT CARBON OXIDE MT OXIDE MT CARBON MT FILM CARBON CARBON OXIDE MT OXIDE MT OXIDE MT CARBON CARBON MT GLAZE CARBON CARBON 10K JA 1 10W 6 8K 1 6W 56 JA 1 6W 0 00 ZA 1 10W 22K JA 1 10W 22K JA 1 10W 680 JA 1 10W 680K JA 1 10W 12K JA 1 6W 10K JA 1 10W 100 JA 1 10W 100 JA 1 10W 100 JA 1 10W 10K JA 1 6
44. RMPG06G DIODE ERA18 04 DIODE RU3YX DIODE RU4AM LF L1 DIODE FE201 6L43 DIODE 1 2076A DIODE 152473 DIODE 1N4148 DIODE 1 2076A DIODE 152473 DIODE 1N4148 ZENER DIODE MTZJ6 8A 6 8V DIODE 1 2076A DIODE 152473 DIODE 1N4148 DIODE 1 2076A DIODE 152473 DIODE 1N4148 ZD UDZS TE 173 6B 3 6V ZENER DIODE MTZJ12B 12V DIODE 1 2076A DIODE 152473 DIODE 1N4148 DIODE 1 2076A 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 Schematic D Schematic Location escription Location Description INTEGRATED CIRCUITS TRANSISTORS 001 409 275 7903 IC LA4525 0001 405 011 8401 TR 28C17408 Q IC501 409 479 3909 IC LA7848 405 011 8500 TR 25C17405 IC601 409 172 8102 IC SE130NH 405 011 8609 TR 25 17405 5 681 409 528 6202 PQO50ES1MXP 405 012 2002 TR 28C1815 GR 10801 410 497 4205 IC LA76952 405 012 2101 TR 25 1815 0 1 802 409 333 3700 24LC02B P 405 012 2309 TR 25 1815 409 376 1503 IC ST24C02B6 405 020 7501 TR 25 945 409 440 8902 IC M24C02 BN6 405 020 7709 TR 28C945A QA 409 495 6908 CAT24WC02P 405 020 7907 TR 28C945A RA 409 528 8404 IC 524A40X21 DCBO 405 151 8705 TR 2SC536NG NPA 410 499 1004 24 02 10 2 7 405 157 0505 TR 25 536 IC1001 409 424 4906 IC NJM2533M 0005 405 008 4805 TR 25 764 103401 409 467 1108 IC CXA2134Q T6 405 008 4904 TR 25
45. W 100 JA 1 6W 5 6K 1 2W 8 2KJA 2W 2 7K JB 1 2W 4 7K 1 6W 120JA 1 2W 5 6K JA 1 10W 100 JA 1 6W 3 3K 1 6W 10K 1 6W 3 3K 1 6W 680 1 6W 15 1 6W 330K 1 6W 22K 1 6W 3 8JA 1W 18KJA 1 6W 12 2W 39K JA 1 6W 1JB 1 2W 3 9JA 2W 1JB 1 2W 1JB 1 4W 18KJA 1 6W 12JA 2W 390JA 1 6W 15JA 1W 22JA 2W 1KJA 1 4W 33K 1 6W 470K 1 4W 470K 1 4W 39JA 1W 5 6JA 2W 6 8KJA 2W 390 1 6W 5 6 1 6W 0 000 ZA 1 10W 8 2K 1 6W 1 5 1 2W R506 R507 R508 R509 R511A R517 R518 R601 R602 R603 R604 R606 R607 R608 R609 R611 R612 R613 R614 X R615 R616 R617 R618 R619 R627 R628 R630 R683 R692 R693 R694 R695 R699 R701 R703 R704 R706 R707 R711 R713 R714 R716 R717 R721 R723 R724 R726 R727 R802 R803 R804 R806 ERES 401 027 5205 401 006 8104 401 027 5502 401 025 4606 401 065 6707 401 162 3401 401 256 7209 402 083 6106 402 000 1603 402 088 1502 402 090 2108 401 010 9203 401 066 3002 401 019 9600 401 016 1508 401 162 3807 401 162 3005 401 027 0309 402 001 8502 401 180 8402 401 020 0900 401 180 8402 401 150 5905 402 001 8106 401 024 7004 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
46. a DC Voltage supply to TP7 and TE7 through a 100 ohm 1 4W resistor 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 ADJ USTMENTS Note Multi Sound Section must be adjusted after 801 CPU Signal Processor 3401 MTS Decoder or IC802 EEPROM is replaced INPUT LEVEL ADJ USTMENT 1 2 Connect a 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 pow
47. arts List CAUTION FOR CONTINUED PROTECTION AGAINST A 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 B 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 48 adjustment is provided on this chassis 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 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 Select NO 41 HP Horizontal Phase with A or key Adjust the data with or key for horizontal center To turn off the Service Menu display press the MENU key 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 Turn off the receiver and disconnect the AC power cord While pressing the MENU key reconn
48. binet Back Removal GENTLY lift the picture tube out of the cabinet 4 Install a replacement picture tube in reverse order 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 TO PICTURE TUBE SOCKET BOARD GROUND DEGAUSSING COIL PICTURE TUBE SOCKET 9 GROUNDING LEAD Figure 2 Picture Tube Removal 14 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 x IN THIS PARTS LIST ANDTHE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE 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 On the Main Board Numbers 700 SerieS
49. e Waveforms marked with LL S VIDEO IN an may vary with signal strength iW n aah are are 5 The Symbol 69 indicates fusible resistor which protects the circuit from possible short circuits DEI VIDEOIN 2 UHF VHF TUNER l M1001 Pied _ SERVICE NOTES Sisi H IM O rh 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 5 3 Keep wires away from high voltage and high temperature components 2 LI i i COMPONENT I I I I PRODUCT SAFETY NOTICE POWER OFF v THE COMPONENTS DESIGNATED BY STAR x ON THIS SCHEMATIC DIAGRAM DESIGNATE COMPONENTS AUDIO B WHOSE VALUES ARE OF SPECIAL SIGNIFICANCE PRODUCT SAFETY SHOULD ANY COMPONENT KEYIN mmm BA ee ener DESIGNATED BY A STAR NEEDTO BE REPLACED USE ONLY THE PART DESIGNATED INTHE PARTS LIST DO RC IN Pr IN ABL LE VIDEO IN 1 DEVIATE FROM THE RESISTANCE WATTAGE AND VOLTAGE RATINGS SHOWN RC PRE n ABLIN H PULSE Kion AUDIO IN 1 1 FRONT IC SDA ACLIN f DEFLECTION EE AV 1 X RADIATION WARNING NOTE A H L902 AUDIO IN 1 P THIS TV CONTAINS CRITICAL PARTS TO PROTECT AGAINST X RADIATION NOMINAL 2ND ANODE VOLTAGE IS 160036 CO 29 1 AT ZERO B
50. ect the AC power cord The Service Menu display will now appear Select NO 42 VS Vertical Size with A or V key Adjust the data with or key for full scan To turn off the Service Menu display press the MENU key 4A 125V Pw au Pw au VERTICAL CENTERING ADJ 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 or W 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 key 6 Adjus
51. er cord The Service Menu will now appear Select pilot 300Hz 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 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 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
52. er 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 KERRE 120V 60Hz 78W Avg 2 0A Max Antenna Input Impedance 75Q UHF VHF CATV Receiving Channel 2 13 VHF 14 69 UHF Remote Ready 01 14 94 95 125 CATV _ 33 Key Remote Control Sound Output 1 0 W CH Intermediate Frequency Picture IF 45 75MHz Sound IF 41 25MHz Color Sub 42 17MHz Picture A59QDF891X ST Semiconductors Integrated Circuits 8 51510 5 20 Except within Tuner and RC Pre Amp Cabinet Dimensions REFERENCE No SM780092 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 t
53. et for normal picture Delos POWER ON POWEROFF IC801 21 001 1 25 7 9 6 IC801 22 IC1001 2 POWER ON POWER OFF 801 23 1001 3 248 8 0 801 24 1001 4 POWER i POWER OFF 801 25 1001 5 07 0 4 IC801 26 IC1001 6 POWER ON POWER OFF 801 27 1001 7 i 1 7 801 28 1001 8 801 29 1 3401 1 801 30 1 3401 2 801 31 1C3401 3 801 32 1 3401 4 801 33 1 3401 5 801 34 1 3401 6 801 35 1 3401 7 801 36 1C3401 8 801 37 1 3401 9 POWER ON i POWER OFF 07 0 POWER ON i POWER OFF 0 60 POWER ON i POWER OFF Q693 B 05 i 52 POWER ON i POWER OFF 99377 2 4 71 POWER ON i POWER OFF Q693 E 06 47 POWER ON i POWER OFF 9695 741 74 Q695 C Q695 E Q701 B 3 3401 45 3401 46 3401 47 3401 48 Q681 B CAPACITOR AND RESISTOR CODE CHART D612 2 Q681 C CAPACITOR Example Q681 E cL mg 73 em 90018 04 429 3 2 7 500 C 1500 B D612 4 IC001 1 IC001 2 IC001 3 IC001 4 IC001 5 IC001 6 IC001 7 IC001 8 IC501 1 C001 C 0001 Q005 B _ _ _ gt ____ 45096 1096 15 11096 20 NL stade 30 Passend etii 100 0 __ _ ts 48096 2096 10 25pF Characteristics Value code Tolerance code POWER ON i
54. he 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 cabinet 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
55. o 4B BB automatically 7 FOR RED BIAS ADJ USTMENT FOR GREEN BIAS ADJ USTMENT amp 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 AO 10100000 binary See page 4 INITIAL DATA SETUP step 23 for set up procedure If this program code is wrong the TV will not operate properly EINER FUNCTION Fe Note 2 Option Data 2 NO 84 2 should be hexadecimal 20 00100000 binary See page 4 INITIAL DATA SETUP step 24 for set up procedure If this program code is wrong the TV will not operate properly DATA BIT FUNCTION YES V GUIDE NONE COLOR ENHANCER N A Ps f _ Fs wA SERVICE ADJ 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 P
56. ote control or front control panel keys ON SCREEN SERVICE MENU SYSTEM TITLE 1 Enter the Service Menu While pressing the MENU key on the front control panel reconnect the AC power cord The Service Menu Display will now appear See Figure 1 ITEM NO gt SCO 15 00010101 2 Service Adjustments 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 e 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 toggle only their respective bits between Figure 1 Service Menu Display 1 and 0 and are used to change the Sub Address For example to change bit 5 press the number 5 key See below HEX DATA BINARY DATA 8 bit b7 b6 05 b4 b3 62 01 00 0101011043 A 3 Exit from the Service Menu Press the MENU key to turn off the Service Menu display IC802 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
57. re tube replacement check Brightness Level Adjustment must be 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 TP51and lead to terminal TP50 on main board Set voltmeter for 1 5V 3V range Turn off the receiver and disconnect the AC power cord 6 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 7 Select NO 3E 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 6 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
58. 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 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 R
59. t with the number keys 4 2 for an oscilloscope reading of 1 0 x 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 CRAS ADJ USTMENT 1 Setthe picture controls to the Auto levels or Reset use MENU key and A or V key or RESET key 2 Turn off the receiver and disconnect the AC power cord 120V AC line 3 While pressing the MENU key reconnect the AC power cord The Service Menu display will now appear 4 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 5 Select NO 4C RD Red Drive and NO 4E BD Blue Drive with A or V key and set each data to 40 with or key 6 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 15 NO 3D STI Sub Tint to 05 and NO 3F SSH Sub Sharpness data to 00 with A or V and or keys 7 Turn Screen Control T402 to minimum fully counter clockwise 8 Select the Service Menu NO A9 No Vertical Sweep FOCUS ADJ USTMENT Adjust focus control T402 for well defined scanning lines HIGHVOLTAGE CHECK Note B 130V Voltage Check and Grayscale Adjustment must be completed before attempting high voltage Check 1 Connect high voltage voltmeter lead to ground and connect lead to anode of picture tube 2 Tune receiver to an active channel and confirm TV is operating properly
60. the power within three seconds Check the following if the unit is 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 76 0002 Cathode 5V 15V D429 Cathode 5V D806 Cathode 30V 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 PURITY AND CONVERGENCE ADJ USTMENTS CAUTION The Purity and Convergence adjustments have been made at the factory Readjustments should be made only after the picture tube or deflection yoke is replaced Follow the steps below for necessary readjustments PURITY ADJ USTMENTS 1 When replacing picture tube or deflection yoke mount deflection yoke and purity and convergence magnets assembly properly See Figure 1 Position the picture tube facing east or west Demagnetize the picture tube and receiver using an external degaussing coil Set receiver to Service Menu

DS24425 (U.S.A.) - Schematics Forum

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