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TOSHIBA CORPORATION

1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN

FILE NO. 020-200102

SERVICE MANUAL

COLOR TELEVISION

N1N Chassis

36AX61

(TAC0113)

PUBLISHED IN JAPAN.

Mar., 2001

Содержание 36AX61

Страница 1: ...FILE NO 020 200102 SERVICE MANUAL COLOR TELEVISION N1N Chassis 36AX61 TAC0113 PUBLISHED IN JAPAN Mar 2001 So ...

Страница 2: ...ODE 8 DESIGN MODE 11 ELECTRICAL ADJUSTMENT 12 CIRCUIT CHECKS 16 CHAPTER 2 SPECIFIC INFORMATIONS SETTING ADJUSTING DATA 17 LOCATION OF CONTROLS 18 PROGRAMMING CHANNEL MEMORY 20 CIRCUIT BLOCK DIAGRAM 21 CHASSIS AND CABINET REPLACEMENT PARTS LIST 22 PC BOARDS BOTTOM VIEW 31 TERMINAL VIEW OF TRANSISTORS 37 SPECIFICATIONS 41 APPENDIX CIRCUIT DIAGRAM ...

Страница 3: ... limit consti tutes a potential shock hazard and must be corrected im mediately WARNING Service should not be attempted by anyone unfa miliar with the necessary precautions on this receiver The fol lowing are the necessary precautions to be observed before servicing this chassis 1 An isolation Transformer should be connected in the power line between the receiver and the AC line before any serv ic...

Страница 4: ...SS CLOTH TAPES DEFLECTION YOKE TEMPORARY MOUNTING RUBBER WEDGE ADHESIVE DEFLECTION YOKE PURITY CONVERGENCE MAGNET ASS Y 14mm 13 14 19mm 19 20 Figure 1 COLOR PURITY ADJUSTMENT NOTE Before attempting any purity adjustments the receiver should be operated for at least fifteen minutes 1 Demagnetize the picture tube and cabinet using a degauss ing coil 2 Set the brightness and contrast to maximum 3 Use...

Страница 5: ...1 Do not remove cover paper on adhesive part of the wedge 3 Tilt front of the deflection yoke up or down to obtain better convergence in circumference See figure 3 Push the mounted wedge into the space between picture tube and the yoke to fix the yoke temporarily 4 Put other wedge into bottom space and remove the cover paper to stick 5 Tilt front of the yoke right or left to obtain better conver g...

Страница 6: ...AST and BRIGHTNESS Controls to the maximum 3 Display built in green raster using the TEST SIGNAL SELECTION function 4 Loosen the clamp screw holding the deflection yoke and remove the Rubber Wedges 5 Slide the yoke forward or backward to provide vertical green belt zone in the picture screen 6 Rotate and spread the tabs of the purity magnet See figure 3 around the neck of the picture tube until th...

Страница 7: ...ing the CENTER CONVERGENCE AD JUSTMENT tighten the tightening ring to fix the mag nets Figure 4 Xv COIL ADJUSTMENT Adjust the Xv coil on the deflection yoke to correct misconvergence at both sides on screen Use a hexagonal tip stick plastic to adjust the core of coil BLU BLU RED RED 6 POLE MAGNETS MOVEMENT 4 POLE MAGNETS MOVEMENT RED BLUE RED BLUE GRN GRN Center Convergence by Convergence Magnets ...

Страница 8: ...splay of adjustment menu provides special functions A single horizontal line ON OFF TV ANT VIDEO button on TV Test signal selection TV ANT VIDEO button on Remote Selection of the adjustment items Channel s t on TV or Remote Change of the data value Volume s t on TV or Remote Adjustment menu mode ON OFF MENU button on TV Initialization of the memory QA02 RECALL Channel button on TV s Initialization...

Страница 9: ...ture carefully If necessary adjust any adjustment item above Perform Programming Channel Memory on the owner s manual CAUTION Never attempt to initialize the data unless QA02 has been replaced 7 TEST SIGNAL SELECTION 1 Every pressing of TV VIDEO button on the Remote Control in the Service mode changes the built in test patterns on screen in the following order Normal picture Black cross bar on gre...

Страница 10: ...ion circuit current limiter 000 is normal BUS line check OK Normal NG SCL GND or SAD GND short circuit BUS line ACK acknowledge check OK Normal Display of Location Number NG Display example QA02 NG H001 NG Q501 NG etc Note The indication of failure place is only one place though failure places are plural When repair of a failure place finishes the next failure place is indicated The order of prior...

Страница 11: ...de changes the adjustment items in the order of table 3 s button for reverse order Refer to table 3 for data of design mode See SETTING ADJUSTING DATA on page 17 3 ADJUSTING THE DATA Pressing of VOLUME s or t button will change the value of data When QA02 is initialized items OPT0 OPT1 and OPT2 of DESIGN MODE are set to the data of the representative model of this chassis family Therefore because ...

Страница 12: ... the RESET button 3 Connect oscilloscope to base of Q906 on CRT D board 4 Enter the service mode then select COLC 5 Adjust the SUB COLOR by pressing the VOLUME s or t button to achieve about 1V0 p of blue bar 6 Select TNTC register 7 Adjust the data value to obtain the blue bar to magenta bar ratio of 3 2 as shown 8 Select COLC register 9 Adjust the data value to achieve 1 8V0 p of blue bar on sco...

Страница 13: ...imum 2 Call up the adjustment mode display and press the TV VIDEO button on Remote until the white and black pattern appears on the screen 3 Adjust the following item with the CHANNEL s t and VOLUME s t buttons 4 Press the TV VIDEO button on TV to display a single horizontal line on the screen 5 Turn the SCREEN control FBT fully counterclockwise and gradually rotate clockwise until the first horiz...

Страница 14: ...omes in the center of range for STA3 1 SAP FILTER SAPF 4 88kHz 110mVrms pin 9 of H002 Monaural signal ANT 1 Display item SAPF 2 Change data by Volume s t buttons so that the data becomes in the center of range for STA4 1 SAVC STA7 0 STA8 1 88H STRF STA3 1 16H SAPF 98H STA4 1 ATTENUATOR ATT 5 1kHz 30 mod ANT terminal 1 Connect rms meter to pin 12 of H002 2 Display item ATT on screen 3 Change data b...

Страница 15: ...nnect oscilloscope to pin 34 of QG01 4 Change data by VOLUME s t button to minimize AC output level on scope 5 Resolder SL02 H001 QG01 SL02 CG44 RG44 CG07 15 734KHz 30mV rms RG43 10 7 1 STEREO 300Hz R channel only ANT 1 Display item WBAN on screen 2 Connect oscilloscope to pin 35 of QG01 3 Change data by VOLUME s t buttons so that 300Hz element on scope becomes minimum STEREO 3kHz R channel only A...

Страница 16: ...TNESS and CON TRAST controls to minimum zero beam current 3 High voltage must be measured below B kV Refer to table 1 for high voltage B See SETTING ADJUSTING DATA on page 17 4 Vary the BRIGHTNESS control to both extremes to be sure the high voltage does not exceed the limit under any con ditions FS CIRCUIT CHECK The Fail Safe FS circuit check is indispensable for the final check in servicing Chec...

Страница 17: ...VERT POSITION Table 2 DESIGN MODE ADJUSTING ITEMS AND DATAS IN THE DESIGN MODE Item Name of adjustment Preset Data Data Remarks Table 3 CIRCUIT CHECKS Table 4 OPT0 OPTION 0 20H 20H OPT1 OPTION 1 84H 84H OPT2 OPTION 2 01H 01H 36 HIGH VOLTAGE AT ZERO BEAM A 31 9kV MAX HIGH VOLTAGE B 33 3kV Item Name of adjustment Preset HIT LIN VSC VPS VCP WID DPC CNR TRAP HCP VFC PCOL PHUE PGOF PROF PBOF RGBB HEIGH...

Страница 18: ... L MONO R AUDIO VOLUME TV VIDEO MENU CHANNEL VIDEO 3 IN INSIDE DOOR VIDEO LOCATION OF CONTROLS Front view Rear view VIDEO AUDIO terminals VIDEO 3 IN MENU POWER RMT Sensor POWER indicator RED Antenna Cable terminals TV VIDEO VOLUME T S CHANNEL t s ...

Страница 19: ...NTER sets programming menu information stT S selects or adjusts programming menus FAV T S selects your favourite channels Volume st adjusts the volume level EXIT exits programming menus Channel st cycles through programmed channels CH RTN returns to the last viewed channels RECALL displays on screen information MUTE mutes the sound INPUT selects video input source PIP allows access to PIP function...

Страница 20: ...ant to erase using the CHAN NEL s or t button or select the channel you want to add using the Channel Number buttons 2 Press MENU then press S or T until the SET UP menu appears 3 Press t or s until ADD ERASE is highlighted 4 Press S or T To erase the channel Press the button until ERASE is highlighted To add the channel Press the button until ADD is highlighted 5 Repeat steps 1 to 4 for other cha...

Страница 21: ... 21 SPECIFIC INFORMATIONS QZ01 DIG Comb ZY01 PIP Module CIRCUIT BLOCK DIAGRAM ...

Страница 22: ...21 EL 220 F 20 16V C410 24232103 CD 0 01 F 80 20 C413 24214821 CD 820pF 10 500V C415 24567273 PF 0 027 F C416 24678010 EL 1 F 20 200V C417 24214391 CD 390pF 10 500V C419 24539474 PF 0 47 F C421 24794101 EL 100 F 20 16V C430 24232103 CD 0 01 F 80 20 C431 24794101 EL 100 F 20 16V C439 24829753 PF 0 075 F 400V C440 24082959 PF 8000pF 3 1500V C442 24082921 PF 0 43 F 315V C444 24082610 PF 5600pF 3 1800...

Страница 23: ...0 500V C822 24503041 PF 0 1 F 63V C823 24212471 CD 470pF 10 C829 24591102 PF 1000pF C832 24794470 EL 47 F 20 16V C840 24795221 EL 220 F 20 25V C842 24792101 EL 100 F 20 6 3V C843 24797479 EL 4 7 F 20 50V C884 24086049 EL 330 F 20 160V C885 24214471 CD 470pF 10 500V C889 24796222 EL 2200 F 20 35V C891 24503041 PF 0 1 F 63V C893 24092339 CD 330pF 10 2kV C898 24539224 PF 0 22 F C902 24092345 CD 1000p...

Страница 24: ... 01 F 80 20 CV09 24503041 PF 0 1 F 63V CV13 24206108 EL 0 1 F 20 50V CV15 24232103 CD 0 01 F 80 20 CV24 24591473 PF 0 047 F CV25 24794220 EL 22 F 20 16V CV27 24206108 EL 0 1 F 20 50V CV29 24232103 CD 0 01 F 80 20 CV31 24503041 PF 0 1 F 63V CV38 24763471 EL 470 F 20 16V CV39 24232103 CD 0 01 F 80 20 CV41 24591223 PF 0 022 F CV45 24232103 CD 0 01 F 80 20 CV46 24794101 EL 100 F 20 16V CV47 24794100 E...

Страница 25: ...W R424 24546279 FR 2 7 ohm 1 2W R425 24366561 CF 560 ohm R430 24366102 CF 1k ohm R431 24366103 CF 10k ohm R432 24366202 CF 2k ohm R433 24366102 CF 1k ohm R441 24532102 FR 1k ohm 1W R448 24338478 MF 0 47 ohm 1W R456 24366103 CF 10k ohm R457 24366104 CF 100k ohm R460 24366333 CF 33k ohm R461 24366393 CF 39k ohm R462 24366561 CF 560 ohm R463 24322479 MF 4 7 ohm 1W R464 24366102 CF 1k ohm R465 2436668...

Страница 26: ... 2700 ohm R933 24366750 CF 75 ohm R934 24366391 CF 390 ohm R935 24366821 CF 820 ohm R936 24366750 CF 75 ohm R937 24366102 CF 1k ohm R939 24366101 CF 100 ohm R942 24366562 CF 5600 ohm R943 24366562 CF 5600 ohm R944 24366562 CF 5600 ohm R945 24366101 CF 100 ohm R946 24366101 CF 100 ohm R960 24383153 OMF 15k ohm 2W R961 24383153 OMF 15k ohm 2W R962 24383153 OMF 15k ohm 2W R977 24366122 CF 1200 ohm R9...

Страница 27: ... 5600 ohm RG67 24366822 CF 8200 ohm RG68 24366102 CF 1k ohm RG69 24366564 CF 560k ohm RG70 24366102 CF 1k ohm RG71 24366473 CF 47k ohm RG72 24366222 CF 2200 ohm RJ01 24366103 CF 10k ohm RJ02 24366102 CF 1k ohm RJ04 24366102 CF 1k ohm RJ05 24323479 MF 4 7 ohm 2W RJ06 24366103 CF 10k ohm RR01 24366102 CF 1k ohm RR02 24366472 CF 4700 ohm RR03 24366102 CF 1k ohm RR04 24366472 CF 4700 ohm RR05 24366102...

Страница 28: ...23103880 Coil Ferrite Bead TEM2011Y L885 23248073 Coil Choke TLN3299D L886 23103880 Coil Ferrite Bead TEM2011Y L901 23200447 Coil Degaussing TSB 2407AK L902 23289221 Coil Peaking TRF4221AF L903 23289221 Coil Peaking TRF4221AF L904 23289221 Coil Peaking TRF4221AF L908 23289100 Coil Peaking TRF4100AF L910 23237991 Coil Peaking TRF4479AC LA01 23289100 Coil Peaking TRF4100AF LV01 23289840 Coil Peaking...

Страница 29: ... Y QZ01 B0410895 IC TC90A49P QZ02 A6541130 Transistor 2SA1162 Y QZ03 A6541130 Transistor 2SA1162 Y QZ04 A6541130 Transistor 2SA1162 Y QZ05 A6335470 Transistor 2SC2712 Y QZ06 A6541130 Transistor 2SA1162 Y QZ07 A6541130 Transistor 2SA1162 Y QZ08 A6335470 Transistor 2SC2712 Y D101 23316755 Diode Zener MTZJ33C D201 23118859 Diode 1SS133 D221 23118859 Diode 1SS133 D222 23118859 Diode 1SS133 D223 231188...

Страница 30: ... M461C 23504204 Cable Screen P102 23902749 Socket B B 6P P801 23372112 Power Cord P910 23164725 Plug 2P PV011 23365274 Jack 2S6P PV02 23365949 Jack 5P PV03 23365821 Jack 3P PV04 23365763 Jack Phono 3P PZ01 23368130 Plug 10P PZ01A 23902213 Socket B B 10P SA01 23145430 Switch Push 1C1P SA02 23145430 Switch Push 1C1P SA03 23145430 Switch Push 1C1P SA04 23145430 Switch Push 1C1P SA05 23145430 Switch P...

Страница 31: ... 31 32 SIGNAL BOARD PB9966 BOTTOM FOIL SIDE ...

Страница 32: ... 33 34 POWER DEF BOARD PB9965 BOTTOM FOIL SIDE ...

Страница 33: ... 35 CRT DRIVE BOARD PB9973 BOTTOM FOIL SIDE ...

Страница 34: ... 36 3L BOARD PB9398A BOTTOM FOIL SIDE ...

Страница 35: ...69 2SC4544 2SA1788 2SA1306 2SA1186A 2SC752GTM 2SC2482 2SC2655 2SC4721P 2SC752 2SA562TM 2SA1015 2SC1815 2SC2878 2SC1740S 2SC2120 2SA9335 2SA1788 RN2203 RN2201 RN2004 RN1203 RN1204 RN2204 RN1205 RN1202 RN1201 2SD1554 2SD2253 2SD1556 2SD2553 2SC5143 E C B B C E BCE B CE B C E E C B E C B ON4409 B C E ...

Страница 36: ... 38 SPECIFIC INFORMATIONS MEMO ...

Страница 37: ... 39 SPECIFIC INFORMATIONS MEMO ...

Страница 38: ... 40 SPECIFIC INFORMATIONS MEMO ...

Страница 39: ...W 5W SPEAKER TYPE 2 3 8 x 4 3 4 inches 60 x 120 mm VIDEO AUDIO TERMINALS S VIDEO INPUT Y 1V p p 75 ohm negative sync C 0 286V p p burst signal 75 ohm VIDEO AUDIO INPUT VIDEO 1V p p 75 ohm negative sync AUDIO 150mV rms 30 modulation equivalent 47k ohm ColorStream Color Difference VIDEO AUDIO INPUT Y 1V p p 75 ohm Cr 0 7V p p 75 ohm Cb 0 7V p p 75 ohm AUDIO 2V p p 1 kohm DIMENSIONS Width 970 mm Heig...

Страница 40: ......

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