Sanyo CZP2940TXN, Service Manual

Page 1: ...k R L x 1 436 Vrms less than 600 S2 TV outputs video and audio b Video output hono jack x 1 Audio output Phono jack R L x 1 External speaker terminals 8 S2 output max 5W Headphone jack Mini stereo jack Dimensions 797 W x596 H x 487 D mm Weight approx 50Kg w Specifications subject to change without notice Product Code 111315716 Original Version Chassis Series A8 A29 Give complete SERVICE REF No for...

Page 2: ...GB i UAIN PCB ASSY Speaker al CRT PCB ASSY I_ mzzl A pJ r 1 I t 1 HV FBT H D ve OuT m Vettical Output Deflection TDA8172 Yoke H POWER DEF PCB ASSY ki CPU I C BUS Time Base M37102M8 Memory LA7212 24 C04AIP Time Base 6SCL Video TV 5SDA 1 9V 64 5V 2 Digital Control Audio u PD6326C I C BUS 11 Volume Data Switch Band 12 Swround clock 4 Load 4066B LA791O 13 Balance 14 Treble i4 I 1 8 15 aass Band 21 SCL...

Page 3: ...e Output signals are input to Audio Control IC AN5836 Bass treble balance and volume control is applied to signals which are amplified by Audio Output IC LA4720 and output to the speakers 2 CPU IC801 Pin Description Pin 1 Oscillator for OSD in Pin 2 Oscillator for OSD out Pin 3 ABL voltage in Ov 5V Pin 4 Brightness sensor in Ov 5V Pin 5 Remote control input active low Pin 6 Tuning voltage out Pin ...

Page 4: ... On Screen Display banking output Pin58 Not used Pin59 OSD blue output Pin60 OSD green output Pin61 OSD red output Pin62 Vertical synchronisation pulse input for OSD Pin63 Horizontal synchronisation pulse input for OSD Pin64 Power supply 5V 3 DAC IC809 Pin Description Pinl Power supply 5V Pin2 Data input from CPU Pin26 Pin3 Clock input from CPU Pin25 Pin4 Load input from CPU Pin23 Pin5 Surround ON...

Page 5: ... luminance input reference ing Composite video input 2 4 Composite video inPU I B Teletext b output SWITCH PIP output 1 I D 1 Chromlflance J R y OUtpUt Filter reference decouphng PI I uonlvdecouolina_ I i fi ter Digital Block Diagram IC202 TDA4661 ifference gnals s P L 4 ...

Page 6: ...pu15e SANOCASTLE m or 1 1 F mye Peak driie ti I limiting storage PEAK DRIVE AND AVERAGE BEAM 4 CURRENT LIMITING w 4 n 3X6 BIT O A CONVERTERS e Ave rage beam current RI 1 4 m v I v R Y G2 1 I I B SUPPLY 12 Cbusdata and offstorage control signals 1 B ac hold T A P D P OUT IN Block Diagram IC301 CXAI 420P ri APL output W k i w m LA x J43Cinput c Outmlt Blanking Clamp pulse Digital Analogue pulse sand...

Page 7: ...e PAL colour bar pattern 1 Receive the monochrome circular pattern 2 Set the brightness and contrast to normal g 3 Vertical centering can be adjusted by switching SW501 on a g c c a the POWER DEF PCB ASS Y 6 g z pAL colour bar pattern x v 3 u m mca cen er I I I I 1 I 2 Connect the oscillator to Q1 33 Emitter on the MAIN PCB ASS Y 3 Adjust VR131 for 1 OVP pas shown below Video det T waveform 1 3 0 ...

Page 8: ...F Pack 1 When you order these components together as the Tuner Assembly they do not need to be adjusted Since each components is pre adjusted at the time of shipment it does not usually require further adjustment even when purchased separately However if there is any such need you can follow the instructions below to perform the adjustment AGC Adjustment Note Do not attempt this adjustment with th...

Page 9: ... mode mess and hold down the MEMORY key on the front control panel of the TV set then press the remote control Normalization key j o p F MEMORY key 2 Screen display in the service mode Screen display ITEM DATA 01 v s 15 Item o the djustments data adjustments A 45 i i AIB SURROUND Fuzzv zw 8E 1 w u u o J D lm IL I Normalization key Remote Control Transmkter Epy VPA Prog UP DOWN LEVEL AIB SURROUND F...

Page 10: ...n Screen Display Center Adj 7 00 63 Note In the event that separate data adjustments are required such as for PAL and NTSC systems perform individual adjustments for PAL and NTSC signal reception Adjust for NTSC by inputting the NTSC signal from the AV input terminal 1 Connect the oscilloscope to TP 47G and the ground TE 47 of the CRT PCB ASS Y 2 Receive the PAL colour bar pattern Set the colour c...

Page 11: ...to maximum 2 Set the TV receiver to the service mode 3 Select 07 P W Parabola width by pressing Prog UP DOWN key 4 Adjust so that the vertical line is straight by pressing LEVEL key Parabola width adjustment 5 Select 08 C P Corner parabola by pressing Prog UP DOWN key 6 Adjust so that the vertical line is straight by pressing LEVEL key Corner parabola adjustment Adjustments marked with an asterisk...

Page 12: ...pattern signal 2 Turn Red and Blue guns on and turn off Green gun Adjust the angle between the Tabs of the Four Pole Magnet 1and 2 and superimpose the Red and Blue vertical lines in the center area of the picture screen Refer to figure 2 3 Keeping the mutual angle of the Tabs of the Four Pole Magnet turn them together to superimpose the Blue and Red horizontal lines in the center area of the pictu...

Page 13: ...2 BUTTON 13 6102393828 KY DEC BOARD TOP 2 6102131437 COIL SPLING 14 610 244 7569 CABINET 8ACK 3 6102395013 SHAFT for AC SWITCH 15 610 240 2315 DEC REAR SHEET _ 4 6102447552 ASSY DEC BOARD LATCH 16 610 2447477 LABEL RATING 5 6102353389 DOOR 17 fjl 2404470 RC TRANSMITTER JXHS 6 6102097191 PUSH LATCH 7 610 2447354 DEC CONTROL SHEET 8 6102228151 DAMPER 9 6102447811 ASSY DEC BOARD LEFT 10 610 244 7828 ...

Page 14: ...Performance Symbols A General B Non flammabie 2LOW noise Other Tempereture ceeffident Tolerance Symbols A f 0 05 B 0 1 C 0 25 D f 0 5 F k 1 G 2 J 5 K 10 M 20 P 5 15 Rated value ohms K1 000 M l 000 000 CARBON Carbon MT FILM Metal Film OXIDE MT Oxide Metal Film SOLID Composition MT GLAZE Metal Glaze WIRE WOUND whe Wound CERAMIC RES Ceramic FUSIBLE RES Fusible Ref No Part No Description 6102450446 SU...

Page 15: ...1052 C1053 C1054 C1056 C1061 C1062 RESISTER R1011 R1012 R1013 R1014 R1016 R1017 R1031 R1032 R1033 R1034 R1036 R1037 R1038 R1039 R1041 R1042 R1043 R1044 R1051 R1052 R1053 R1054 R1055 R1056 R1057 R1058 R1059 R1061 R1062 R1063 R1064 R1066 R1067 R1068 R1069 R107O 4030678208 403071 5606 4030865400 4030677706 4030439106 4030677706 4030677706 4030698305 4030675603 4030439106 4030439106 4030225907 4030225...

Page 16: ...SC1740 S 4050122002 TR 2SC1815 GR Ref No I Part No I Description 01708 01709 01711 0701 0711 0721 0731 INTEGRATED IC711 IC721 IC731 CAPACITOR C1701 C1705 C1706 C1707 C1708 C1712 4050122101 TR 2SC1815 O 4050122309 TR 2SC1815 Y 405019 1909 TR 2SC536 E NP 4050192708 TR 2SC536 F NP 4050193804 TR 2SC536 G NP 4050207501 TR 2SC945A PA 4050207709 TR 2SC945A OA 4050207907 TR 2SC945A RA 4060006804 TR 2SA101...

Page 17: ...1704 610031 9998 PIPE CORE R1702 401 0251902 CARBON 15K JA l 6W L1705 610031 9998 PIPE CORE R1703 401 0267408 CARBON 39K JA l 6W L711 6100296060 PEAKING COIL 18UH K R1705 401 0260607 CARBON 270 JA l 6W L721 6100296060 PEAKING COIL 18UH K R1706 401 0275205 CARBON 680 JA l 6W L731 6100296060 PEAKING COIL 18UH K R1707 401 0200801 CARBON 470 JA l 4W R1708 401 0254200 CARBON 1 8KJA l 6W DIODE R1709 401...

Page 18: ...STER R13E0 R13E1 R13E2 R13E3 R13E4 R13E5 R13E6 R13E7 R13E8 R13H1 R13H3 R13H4 R13H5 R13H6 R13H7 R13H8 R13H9 R13K1 R13K2 R13K3 R13K4 R13K5 R13K6 R13K7 R13M1 R13M2 R13M3 R13M4 R13T1 R13T2 R13T3 R13T4 R13T5 R13T6 R1301 R1302 R1303 R1305 R1306 R1308 R1309 R131O 4030699609 4030500509 4030699609 4030428308 4030500509 4030500509 4030428308 4030439601 4030500509 4030428308 4030500509 4030698305 4030439601 ...

Page 19: ... l 8W 150 JA l 8W 100 JA l 8W DIODE UZM1OX T2 ZENER OIODE OZDIOX TA DIODE UZM1OX T2 ZENER DIOOE DZD1OX TA DIODE UZM1OX T2 ZENER DIODE DZD1OX TA DIODE UZM1OX T2 ZENER DIODE DZD1OX TA DIODE UZM1OX T2 ZENER DIODE DZD1OX TA DIODE UZM1OX T2 ZENER DIODE DZD1OX TA DIODE DSB015 TA D13M2 4070048009 DIODE DSB015 TA E6TV Ref No ParlNo Description D13M5 4070048009 D13M6 4070048009 D1303 4070048009 D1313 40700...

Page 20: ...A 5 6K JA 5 6K JA 5 6K JA 5 6K JA 100 JA 3 9K JA 3 9K JA 470 JA 470 JA 0 000 ZA 0 000 ZA 100 JA 10K JA 62K JA 56K JA 82 JA 47K JA 47K JA 0 000 ZA 56K JA 3 9K JA 10K JA 2 7K JA 3 3K JA 3 3K JA lK JA 0 000 ZA 16V 16V 16V 50V 50V 50V 50V 50V 50V 16V 16V 50V 50V 50V 50V 50V 50V 16V 16V 50V 50V 50V 50V 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1...

Page 21: ...676709 MT COMPO I C201 0 22U J 50V 4092841008 IC TDA9160 C164 403041 8804 ELECT 10UM 16V IC202 409291 0605 IC TDA4661 V2 C165 4030490008 ELECT lUM 50V IC203 4092840803 IC TDA4685 Vl C166 4030490008 ELECT lUM 50V IC301 4092840704 IC CXA1420P C167 4032183106 ELECT 1000U M 16V IC303 4090435001 IC SN74LS32N C168 4030439106 ELECT 47UM 16V C169 4030860108 NP ELECT CAPACITOR 4 7UM 25V C171 4030439106 ELE...

Page 22: ...0309 CAR80N 47K JA l 6W Ref No Part No Description R076 R077 R078 R079 R084 R085 R102 R103 R130 R133 R134 R136 R137 R139 R152 R153 R162 R163 R165 R166 R167 R168 R169 R201 R203 R204 R205 R206 R207 R208 R21O R213 R214 R216 R217 R219 R225 R226 R227 R230 R231 R232 R233 R234 R235 R236 R237 R238A R239 R243 R244 R245 R246 R247 R248 R251 R252 R256 R257 R296 R300 R301 R302 R303 R304 R305 R309 R312 R313 R31...

Page 23: ...05001 7605 TR 2SA1015 Y SAN L303 6100296664 PEAKING COIL 0 82UHM 4050043109 TR 2SA564A O CU 4050043208 TR 2SA564A R CU DIODE 4050044205 TR 2SA608 E CTV NP DR335 4070557907 ZENER DIODE RD3 6EL 4050044809 TR 2SA608 F CTV NP D053 4070079904 DIODE GMAO1 4050061103 TR 2SA933 O 4070124406 DIOOE 1SS133 4050061202 TR 2SA933 R 4070125809 DIODE 1SS176 4050061707 TR 2SA933S O D054 4070079904 OIODE GMAO1 4050...

Page 24: ...OXIDE MT 0 27JA lW 401 0652808 OXIDE MT 120 JA 2W 4020380708 FUSIBLE RES lK J lW 401 0183807 CARBON 3 3K JA l 4W 401 0275908 CARBON 68K JA l 6W 401 0275205 CARBON 680 JA l 6W 401 0250004 CARBON 120K JA l 6W E6TV Ref No Part No Description R477 R481 R491 R492 R495 R496 R501 R503 R504 R505 R506 R507 R508 R509 R511 R512 R515 R516 R517 R518 R519 R520 R525 R526 R528 R611 R612 R613 R614 R617 R618 R619 R...

Page 25: ...5 4070484203 ZENER DIODE EOA02 08B 405011 7503 TR 2SC1740 S 4070484302 ZENER DIODE EOA02 08C 4050122002 TR 2SC1815 GR D616 407013 1008 DIODE 1S1553 4050192708 TR 2SC536 F NP 4070134306 DIODE 1S2076A 4050193804 TR 2SC536 G NP 4070136508 DIODE 1S2471 4050207501 TR 2SC945A PA D618 407013 1008 DIODE 1S1553 01135 405011 7404 TR 2SC1740 R 4070134306 DIODE 1S2076A 405011 7503 TR 2SC1740 S 4070136508 DIOD...

Page 26: ...16V 50V 16V 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 4w 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 2w 1 2w 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W Ref No I Part No I Description R1156 R1157 R1158 R1159 R1160 R1161 R1162 R1164 R1169 OIOOE 01101 O11O1A 01102 D1103 01104 D1105 01106 01108 D1109 01121 01122 D1123 01135 D1151 D1152 401 0257805 401 0272600 401 024...

Page 27: ... R8V8 401 036 1601 MT GLAZE 2 2K JA l 8W C808 4030149500 CERAMIC 180P J 50V R8V9 401 0354603 MT GLAZE 100 JA l 8W C812 4030675603 MT COMPO O lUJ 50V R8W1 401 0372300 MT GLAZE 68K JA l 8W C813 4030675603 MT COMPO O lUJ 50V R8W2 401 0355204 MT GLAZE 10K JA l 8W C831 4030567908 POLYESTER 1000P K 50V R8W3 401 0370108 MT GLAZE 5 6K JA l 8W C832 4030234701 CERAMIC 330PJ 50V R8W4 401 0355204 MT GLAZE 10K...

Page 28: ...CILLATOR X831 610012 1720 CERAMIC OSCILLATOR 6102451023 SYNC RESET PCB ASSY UE2691 TRANSI STER 02311 405011 7404 TR 2SC1740 R 405011 7503 TR 2SC1740 S 4050122002 TR 2SC1815 GR 4050192708 TR 2SC536 F NP 4050193804 TR 2SC536 G NP 4050207501 TR 2SC945A PA 02321 4060006804 TR 2SA1015 GR SAN Ref No I Part No I Description 02341 02401 02501 02502 02504 02505 02506 02507 405001 7605 4050043208 4050044809...

Page 29: ... 500V 50V 16V 50V 16V 50V 16V 50V 50V 50V 50V 50V 50V 6 3V 50V 50V 50V 16V 16V 16V 50V 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 4w 1 6W 1 6W 1 4w 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W 1 6W R251 O 401 0095803 CARBON 330 JA l 2w R2511 401 0257805 CARBON 2 2KJA l 6W Ref No I Part No I Description R2512 R2513 R2514 R251...

Page 30: ...C2835 C2837 C2838 C2839 C2840 C2841 C2851 C2852 C2853 C2854 C2855 C2856 C2857 C2858 C2859 C2860 C2861 C2862 C2863 C2864 C2865 C2866 C2867 C2868 C2869 C2870 C2871 C2872 C2873 C2874 C2875 C2876 C2877 C2878 C2879 C2880 C2884 C2886 RESISTER R28A2 R28A3 R28A4 R28A5 R28A6 R28A7 R28A8 R28C1 R2801 R2802 R2804 R2805 R2806 4030699609 4030702705 4031349602 4030702705 4031349602 4030702705 4031349602 40307027...

Page 31: ...GLAZE 401 0355204 MT GLAZE 401 0355204 MT GLAZE 401 0367801 MT GLAZE 401 0362707 MT GLAZE 401 0354900 MT GLAZE 401 0354900 MT GLAZE 401 0355204 MT GLAZE 401 0355204 MT GLAZE R2886 401 0368501 MT GLAZE 1 2KJA l 8W lKJA l 8W 680 JA l 8W 51KJA l 8W 56K JA l 8W 100 JA l 8W 100 JA l 8W 10K JA l 8W 750K JA l 8W 3 3K JA l 8W 1 5KJA l 8W 1 5KJA l 8W lKJA l 8W 820 JA l 8W 2 2K JA l 8W lKJA l 8W 3 3K JA l 8...

Page 32: ...A14800Aug 921100 S1 Sqwilo SANYO Electric Co Ltd Printed in Japan e ...