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-22-

C4BP

403 312 8205  CERAMIC     1000P K    1K   

C609      404 047 1608  ELECT        270U M  400V   

404 072 8405  ELECT        270U M  400V   

404 078 7600  ELECT        270U M  400V   

404 096 1901  ELECT        270U M  400V   

C610      404 073 3904  CERAMIC     1000P K  250V   

404 073 2105  CERAMIC     1000P M  250V   

404 071 3302  CERAMIC     1000P M  400V   

404 086 0907  CERAMIC     1000P M  400V   

C611      403 056 9704  POLYESTER   0.01U J   50V   

403 178 9309  POLYESTER   0.01U J   50V   

C613      403 181 8207  POLYESTER    0.1U K   50V   

C614      403 237 7901  MT-COMPO    0.22U J   50V   

C615      403 325 5109  CERAMIC      220P K    1K   

C617      403 325 5109  CERAMIC      220P K    1K   

C618      403 083 8107  POLYPRO     0.01U J  630V   

C628      404 073 5106  CERAMIC      470P K  250V   

404 073 3300  CERAMIC      470P M  250V   

404 071 4507  CERAMIC      470P K  400V   

404 087 0302  CERAMIC      470P M  400V   

C629      404 073 4505  CERAMIC     2200P K  250V   

404 073 2907  CERAMIC     2200P M  250V   

404 071 4101  CERAMIC     2200P M  400V   

404 084 5904  CERAMIC     2200P M  400V   

C639      403 049 0008  ELECT          1U M   50V   

C643      403 043 1902  ELECT       2200U M   16V   

C644      404 084 4105  ELECT        3.3U M   50V   

403 046 1602  ELECT        3.3U M   25V   

C651      404 073 9005  ELECT        220U M  160V   

C652      404 087 3402  ELECT       1000U M   35V   

403 052 8503  ELECT       1000U M   35V   

C654      403 046 8007  ELECT       3300U M   25V   

C655      403 247 5003  CERAMIC      470P K    1K   

403 269 1809  CERAMIC      470P K    1K   

C656      403 222 1303  CERAMIC     1000P K    1K   

403 271 9602  CERAMIC     1000P K    1K   

C657      403 247 5003  CERAMIC      470P K    1K   

403 269 1809  CERAMIC      470P K    1K   

C658      403 247 5003  CERAMIC      470P K    1K   

403 269 1809  CERAMIC      470P K    1K   

C663      404 084 3801  ELECT          1U M   50V   

403 049 0008  ELECT          1U M   50V   

C664      404 084 2705  ELECT         10U M   16V   

403 041 8804  ELECT         10U M   16V   

C665      403 043 0202  ELECT        220U M   16V   

C681      403 039 9004  ELECT       1000U M   10V   

C691      403 039 6508  ELECT        100U M   10V   

C693      403 043 9106  ELECT         47U M   16V   

C801      403 155 4204  CERAMIC       15P J   50V   

C802      403 157 2505  CERAMIC       27P J   50V   

C803      403 215 2201  CERAMIC     0.01U K   50V   

C805      403 049 4204  ELECT         10U M   50V   

C824      403 342 3300  CERAMIC      0.1U K   25V   

C835      403 049 0008  ELECT          1U M   50V   

C837      403 145 9905  CERAMIC       22P J   50V   

C838      403 145 9905  CERAMIC       22P J   50V   

C841      403 145 9905  CERAMIC       22P J   50V   

C842      403 145 9905  CERAMIC       22P J   50V   

C851      403 157 3106  CERAMIC       56P J   50V   

C852      403 157 3106  CERAMIC       56P J   50V   

C853      403 157 3106  CERAMIC       56P J   50V   

C861      403 049 0008  ELECT          1U M   50V   

C862      403 342 3300  CERAMIC      0.1U K   25V   

C880      403 155 2200  CERAMIC     3300P K   50V   

C891      403 049 0008  ELECT          1U M   50V   

C893      403 049 9803  ELECT        2.2U M   50V   

C894      403 281 5007  CERAMIC    0.033U K   25V   

C896      403 113 3805  CERAMIC     1000P K   50V   

RESISTOR

R003      401 026 3905  CARBON       330 JA  1/6W   

R006      401 026 8108  CARBON       4.7 JA  1/6W   

R019      401 007 7601  CARBON       150 JA  1/2W   

R029      401 007 7601  CARBON       150 JA  1/2W   

R031      401 027 5205  CARBON       680 JA  1/6W   

R033      401 105 1006  MT-GLAZE    1.2K JA 1/16W   

R034      401 105 0504  MT-GLAZE      1K JA 1/16W   

R035      401 105 1006  MT-GLAZE    1.2K JA 1/16W   

R036      401 026 8108  CARBON       4.7 JA  1/6W   

R037      401 105 0504  MT-GLAZE      1K JA 1/16W   

R041      401 012 5708  CARBON        1K JA  1/4W   

R042      401 012 5708  CARBON        1K JA  1/4W   

R1004     401 027 6608  CARBON        75 JA  1/6W   

R1011     401 105 0504  MT-GLAZE      1K JA 1/16W   

R1013     401 105 0504  MT-GLAZE      1K JA 1/16W   

R1014     401 105 0702  MT-GLAZE    100K JA 1/16W   

R1021     401 105 0504  MT-GLAZE      1K JA 1/16W   

R1022     401 105 0702  MT-GLAZE    100K JA 1/16W   

R1023     401 105 7909  MT-GLAZE   0.000 ZA 1/16W   

R103      401 061 8101  OXIDE-MT     39K JA    1W   

R106      401 024 6700  CARBON       100 JA  1/6W   

R107      401 105 0405  MT-GLAZE     100 JA 1/16W   

R108      401 105 2102  MT-GLAZE     18K JA 1/16W   

R109      401 105 8203  MT-GLAZE     68K JA 1/16W   

R111      401 105 0504  MT-GLAZE      1K JA 1/16W   

R112      401 105 6001  MT-GLAZE    5.6K JA 1/16W   

R114      401 105 4007  MT-GLAZE     330 JA 1/16W   

R115      401 027 2105  CARBON        56 JA  1/6W   

R116      401 105 4403  MT-GLAZE      39 JA 1/16W   

R130      401 105 7909  MT-GLAZE   0.000 ZA 1/16W   

R132      401 105 5202  MT-GLAZE     470 JA 1/16W   

R140      401 105 5905  MT-GLAZE     560 JA 1/16W   

R141      401 105 5905  MT-GLAZE     560 JA 1/16W   

R171      401 105 1402  MT-GLAZE     150 JA 1/16W   

R172      401 105 4601  MT-GLAZE    3.9K JA 1/16W   

R173      401 024 7004  CARBON        1K JA  1/6W   

R176      401 105 0504  MT-GLAZE      1K JA 1/16W   

R1902     401 105 2102  MT-GLAZE     18K JA 1/16W   

R1903     401 105 6605  MT-GLAZE    6.8K JA 1/16W   

R1904     401 105 5301  MT-GLAZE    4.7K JA 1/16W   

R1905     401 105 3307  MT-GLAZE    2.7K JA 1/16W   

R1906     401 105 2805  MT-GLAZE    2.2K JA 1/16W   

R1907     401 026 0607  CARBON       270 JA  1/6W   

R1908     401 105 0405  MT-GLAZE     100 JA 1/16W   

R1910     401 105 0405  MT-GLAZE     100 JA 1/16W   

R1911     401 105 5202  MT-GLAZE     470 JA 1/16W   

R1912     401 026 9600  CARBON       470 JA  1/6W   

R1913     401 105 5202  MT-GLAZE     470 JA 1/16W   

R211      401 025 1308  CARBON       150 JA  1/6W   

R212      401 105 1402  MT-GLAZE     150 JA 1/16W   

R221      401 105 0504  MT-GLAZE      1K JA 1/16W   

R222      401 105 0504  MT-GLAZE      1K JA 1/16W   

R223      401 105 0504  MT-GLAZE      1K JA 1/16W   

R224      401 105 5301  MT-GLAZE    4.7K JA 1/16W   

R225      401 105 5301  MT-GLAZE    4.7K JA 1/16W   

R226      401 105 3406  MT-GLAZE     27K JA 1/16W   

R227      401 105 4205  MT-GLAZE     33K JA 1/16W   

R228      401 024 7707  CARBON      100K JA  1/6W   

R229      401 105 6704  MT-GLAZE    680K JA 1/16W   

R230      401 026 9303  CARBON        47 JA  1/6W   

R234      401 105 0900  MT-GLAZE     120 JA 1/16W   

R235      401 105 0900  MT-GLAZE     120 JA 1/16W   

R236      401 105 0900  MT-GLAZE     120 JA 1/16W   

R243      401 068 3703  OXIDE-MT     470 JA    2W   

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Ref. No.

Part No. 

Description

Ref. No.

Part No. 

Description

Summary of Contents for 21TC657

Page 1: ...ystem PAL M M N N NTSC M M Channel Coverage Antenna mode VHF CH02 CH13 UHF CH14 CH69 CATV mode VHF band CH01 CH13 Mid band CH14 CH22 Super band CH23 CH36 Hyper band CH37 CH64 Ultra band CH65 CH94 and...

Page 2: ...eiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original incl...

Page 3: ...42 FM OUTPUT EXT VIDEO IN K1001 K1002 REAR AVIN FRONT AVIN VIDEO VIDEO A L A L A R A R 19 20 21 R G B K1921 12 8 AC POWER CIRCUIT CONVERTER TRANS 130V MAIN HIGH 20V AUDIO 12V MAIN LOW 24V VERT 9V IC20...

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

Page 5: ...MP V C VCC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL...

Page 6: ...it Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP...

Page 7: ...4 LSOUT L 3 LSOUT R VOL R VOLUME RIGHT CHANNEL INPUT 43 44 TREBLE OUT R 41 47 TREBLE FILTER L 45 2 BASS FILTER L 40 SURRTC 38 TVOUT R 39 TVOUT L 36 37 AUX2 L Left channel external input FEXT2 INPUT P...

Page 8: ...Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to adjust the data The or button will...

Page 9: ...ateral line 23 DRV Brightness and dark of White balance adjustment 24 B YD 10 00 15 B Y DC Level 25 R YD 10 00 15 R Y DC Level 26 B YND 0 16 15 Difference value of NTSC B Y DC Level 27 R YND 0 16 15 D...

Page 10: ...00 00 01 Adjustment of AFC Gain Gate RF 66 VSURF 00 00 01 Adjustment of Vertical Sync Separation Sensitivity RF 67 CDMRF 00 00 07 Vertical Count Down Loop Adjustment RF 68 AFCAV 00 00 01 Adjustment of...

Page 11: ...nd contrast to maximum 3 Select Item No 04 V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightnes...

Page 12: ...e adjustment is made after picture tube replacement check the high voltage Items 16 23 GREY SCALE Service Adjustments E E B 3 3 T471 H1 T471 H2 T471 H4 T471 H5 T471 H6 T471 H7 T471 H10 T471 R449 D485...

Page 13: ...OOSE EXIT MENU 2 Service Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to adjust th...

Page 14: ...18 JP002 J150 R031 C042 C041 R006 J119 C005 R005 J121 R003 J122 C004 J125 J126 R029 J127 J128 J129 J130 R019 J028 JP652 J139 J143 J141 R662 J142 R036 D1001 JP029 J132 R528 D653 R1907 J075 JW1 JW4 C652...

Page 15: ...tored in memory Service Adjustment 3 This adjustment is used to do a fine tuning of the channels with poor reception after they have been stored by the automatic tuning This function is available for...

Page 16: ...egative lead to ground and connect lead to anode of picture tube 2 Tune receiver to an active channel and confirm TV is operating properly 3 The high voltage must be 14 21KV 1KV 20 21 25KV 1KV 29 26 5...

Page 17: ...lours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjust...

Page 18: ...10 610 315 5265 LABEL RATING C4BP 11 645 042 8968 ASSY REMOCON JXMMA 12 610 288 0397 RC BATTERY LID 13 645 004 3925 ANTENNA CONVERTER 645 005 0251 ANTENNA CONVERTER 610 316 0931 INSTRUCTION MANUAL C4...

Page 19: ...ould be considered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special sig...

Page 20: ...02 TR 2SC2812N L6 TB0 405 163 1701 TR 2SC2812N L7 TB0 405 173 9803 TR 2SC3928A1R 405 173 9902 TR 2SC3928A1S Q681 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 01...

Page 21: ...0V C232 403 260 2904 MT COMPO 0 33U J 50V C233 403 045 1504 ELECT 1000U M 25V C240 403 215 2201 CERAMIC 0 01U K 50V C243 403 215 2201 CERAMIC 0 01U K 50V C244 403 051 3103 ELECT 47U M 50V C245 403 086...

Page 22: ...ISTOR R003 401 026 3905 CARBON 330 JA 1 6W R006 401 026 8108 CARBON 4 7 JA 1 6W R019 401 007 7601 CARBON 150 JA 1 2W R029 401 007 7601 CARBON 150 JA 1 2W R031 401 027 5205 CARBON 680 JA 1 6W R033 401...

Page 23: ...RBON 22 JA 1 4W R620 401 010 4802 CARBON 470K JA 1 2W R621 401 010 4802 CARBON 470K JA 1 2W R622 401 019 9600 CARBON 47 JA 1 4W R623 401 026 4902 CARBON 330K JA 1 6W R624 402 001 8502 FUSIBLE RES 10 J...

Page 24: ...55 TE 17 D1910 407 206 5608 ZENER DIODE UDZS TE 1710B D249 407 099 6003 ZENER DIODE MTZJ9 1B D352 407 063 8705 ZENER DIODE MTZJ5 1C 407 056 9801 ZENER DIODE RD5 6EB1 D421 407 099 7208 ZENER DIODE MTZJ...

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

Page 26: ...406 DIODE 1SS133 D752 407 012 4406 DIODE 1SS133 D753 407 012 4406 DIODE 1SS133 D754 407 012 4406 DIODE 1SS133 MISCELLANEOUS K701 645 026 2005 SOCKET CRT 8P 652 001 0321 SOCKET CRT 8P 652 001 1465 SOCK...

Page 27: ...27...

Page 28: ...July 04 NOBLEX...

Page 29: ...GQBZ 1 16GJ 100KAZ KK 5600 GQBZ 1 16 GJ1MAZ PM4 7LBZA 1 16GJ220AZ 1 16GJ220AZ KK 0 022 GQBZ KK 4700 GQBZ EM0 1 LBWA KK4700 GQBZ EM0 1 LBWA 1 16GJ 62KAZ EM0 47 LBWA 16EM47 LBWA EM4 7 LBWA 16EM 100 EM4...

Page 30: ...R1907 J075 JW1 JW3 JW4 D1901 R423 C652 J051 D512 R831 J090 D861 D646 R830 VR462 J140 R602A C033 JP030 JP441 JP3402 L441A C465A PS601 R602 H3 IC002 IC001 J013 C355 J152 JP003 J008 J155 J151 JP004 JP00...

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