Toshiba 21CSZ2R1 Service Manual Download Page 2 | Manualshive

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GENERAL ADJUSTMENTS

SPECIFIC INFORMATIONS

TABLE OF CONTENTS

CHAPTER 1

GENERAL ADJUSTMENTS

SAFETY INSTRUCTIONS ........................................................................................................................................ 3

SET-UP ADJUSTMENT ............................................................................................................................................ 4

SERVICE MODE ...................................................................................................................................................... 6

DESIGN MODE ........................................................................................................................................................ 9

ELECTRICAL ADJUSTMENTS .............................................................................................................................. 10

CIRCUIT CHECK .................................................................................................................................................... 12

CHAPTER 2

SPECIFIC INFORMATIONS

SETTING & ADJUSTING DATA .............................................................................................................................. 13

LOCATION OF CONTROLS ................................................................................................................................... 14

PROGRAMMING CHANNEL MEMORY ................................................................................................................. 15

CHASSIS AND CABINET REPLACEMENT PARTS LIST ...................................................................................... 17

PC BOARDS BOTTOM VIEW ................................................................................................................................. 23

TERMINAL VIEW OF TRANSISTORS ................................................................................................................... 26

CIRCUIT BLOCK DIAGRAM .................................................................................................................................. 28

SPECIFICATIONS .............................................................................................................................................. END

APPENDIX:

CIRCUIT DIAGRAM

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Summary of Contents for 21CSZ2R1

Page 1: ...SERVICE MANUAL Color Television 21CSZ2R1 S3E Chassis FILE NO 060 200407 Feb 2004 YC X ...

Page 2: ...ODE 6 DESIGN MODE 9 ELECTRICAL ADJUSTMENTS 10 CIRCUIT CHECK 12 CHAPTER 2 SPECIFIC INFORMATIONS SETTING ADJUSTING DATA 13 LOCATION OF CONTROLS 14 PROGRAMMING CHANNEL MEMORY 15 CHASSIS AND CABINET REPLACEMENT PARTS LIST 17 PC BOARDS BOTTOM VIEW 23 TERMINAL VIEW OF TRANSISTORS 26 CIRCUIT BLOCK DIAGRAM 28 SPECIFICATIONS END APPENDIX CIRCUIT DIAGRAM ...

Page 3: ...e attempted by anyone unfamiliar with the necessary precautions on this receiver The following 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 service is performed on the receiver 2 Always discharge the picture tube anode to the CRT conductive coating before h...

Page 4: ...ECTION YOKE TEMPORARY MOUNTING RUBBER WEDGE ADHESIVE DEFLECTION YOKE PURITY CONVERGENCE MAGNET ASS Y 29 1mm 28 29 25mm 25 19mm 19 20 21 14mm 13 14 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 ...

Page 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...

Page 6: ...data value Volume on TV or Remote Adjustment menu mode ON OFF MENU button on TV Initialization of the memory QA02 CALL Channel button on TV s Reset the count of operating protect circuit to 00 CALL Channel button on TV t RCUT selection 1 button GCUT selection 2 button BCUT selection 3 button CNTX or SCNT selection 4 button COLC selection 5 button TNTC selection 6 button Test audio signal ON OFF 1k...

Page 7: ... item 2 Press and hold the CALL button on the Remote then press the CHANNEL s button on the TV The initialization of QA02 has been complated 3 Check the picture carefully If necessary adjust any adjustment item above Perform Auto search 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 a button on the...

Page 8: ...circuit parts may possibly be damaged BUS LINE CHECK OK is normal SDA1 GND SDA GND short circuit SCL1 GND SCL GND short circuit SCL1 SDA1 SCL SDA short circuit BUS CONT OK is normal When indication shows Q uuu NG the device with the number may possibly be damaged BLOCK UV TV reception mode V1 VIDEO 1 input mode a1 V2 VIDEO 2 input mode a2 Indicated color of mode now selected Green and Red Indicate...

Page 9: ...ign mode 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 13 3 ADJUSTING THE DATA Pressing of VOLUME s or t button will change the value of data When QA02 is initialized items OPT0 and OPT1 of DESIGN MODE are set to the data of the representative model of this chassis family Therefore because...

Page 10: ... the difference between the belt of vertical retrace and the border of black portion of inside pattern is visible After that return vertical height and contrast ITEM ADJUSTMENT PROCEDURE Belt of vertical retrace HORIZONTAL POSITION ADJUSTMENT HPOS VERTICAL POSITION ADJUSTMENT VPOS 1 Set the TV in service mode and get black or white cross bar signal with VIDEO button on remote hand unit 2 Select ei...

Page 11: ...een Note Every pressing of button provides Horizontal line picture and Normal picture alternately 5 Press button to release horizontal line picture and select the two other colors which did not light in the above step with CHANNEL s t buttons Then tap VOL UME buttons so that three colors slightly light in the same level X To correct white balance in light area select GDRV and BDRV with CHANNEL s t...

Page 12: ...n accurate high voltage meter to the second anode of the picture tube 2 Turn on the receiver Set the BRIGHTNESS and CONTRAST 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 13 4 Vary the BRIGHTNESS control to both extremes to be sure the high voltage does not exceed the limit under any condition...

Page 13: ...le 3 Item Adjustment Reference data RCUT GCUT BCUT GDRV BDRV BRTC COLC TNTC COLP COLS SCNT HPOS VPOS HIT VLIN SRY SBY RAGC R CUTOFF B W G CUTOFF B W B CUTOFF B W G DRIVE B DRIVE BRIGHTNESS CENTER COLOR CEN NTSC TINT CENTER COLOR CEN PAL COLOR CEN SECAM SUB CONTRAST 50Hz H POSITION V POSITION 50Hz HEIGHT 50Hz V LINEARITY 50Hz SECAM R Y SECAM B Y RF AGC 20H 20H 20H 40H 40H 40H 30H 45H 09H 30H 08H 0D...

Page 14: ...Channel down up Item select Headphone jack Audio input terminal Video input terminal a q b c q d MENU e a f g tcs h l i AUDIO j VIDEO Power on standby Direct select Channel up down Item select Volume down up Menu select Level adjust Digit select Menu open Sound mute Picture control TV VIDEO select On screen on off Game select Red Green Yellow Blue RGYB LOCATION OF CONTROLS Note The shaded buttons ...

Page 15: ... the procedure is complete 1 2 3 Manual Search and Changing the assigned position 1 2 3 1 2 3 Manual Search Select Position 12 Press CH s t repeatedly until 12 is displayed Or press twice to display on the screen then press the 1 and 2 buttons in this order Press MENU and to call up the TUNING menu D8 Press CH s t and select SEARCH Press to search Pressing searches for chan nels at lower frequenci...

Page 16: ...skipping Posi tion 13 Note When SKIP is ON the Position number is prefixed by Example 13 To confirm this select Position 13 using the and 0 9 buttons If you want to restore a skipped position number select it using the and 0 9 buttons then switch the SKIP setting to OFF as in step 2 above Manual fine tuning MFT Press MENU and to call up the TUNING menu D8 Press CH s t and select MFT Press to start...

Page 17: ...0UF M C170 24109103 CERAMIC CHIP 50V B 0 01UF K C171 24203100 CAPASITOR ELECTORLYTIC 16V 10UF M 7L 3A C172 24203100 CAPASITOR ELECTORLYTIC 16V 10UF M 7L 3A C173 24203100 CAPASITOR ELECTORLYTIC 16V 10UF M 7L 3A C174 24105330 CERAMIC CHIP 50V CH 33PF J C175 24105330 CERAMIC CHIP 50V CH 33PF J C176 24105330 CERAMIC CHIP 50V CH 33PF J C189 24206478 ELECTROLYTIC 50V 0 47UF M 7L 3A C192 24206478 ELECTRO...

Page 18: ...MIC CHIP 50V B 0 01UF K CC08 24105330 CERAMIC CHIP 50V CH 33PF J CS01 24203220 ELECTROLYTIC 16V 22UF M 7L 3A CS02 24203100 CAPASITOR ELECTORLYTIC 16V 10UF M 7L 3A CS04 24109102 CERAMIC CHIP 50V B 1000PF K CS05 24109102 CERAMIC CHIP 50V B 1000PF K CS07 24109102 CERAMIC CHIP 50V B 1000PF K CS15 24109102 CERAMIC CHIP 50V B 1000PF K CV10 24762471 ELECTROLYTIC 10V 470UF M CV11 24203220 ELECTROLYTIC 16V...

Page 19: ...2W R22 J R821 24310479 OXIDE METAL FILM 1 2W 4 7 OHM J R822 24366562 CARBON FILM 1 6W 5 6K OHM J R823 24376152 CARBON FILM 1 2W 1 5K OHM J R825 24011331 CHIP METAL FILM 1 20W 330 OHM J R829 24988027 METAL FILM 1W R47 J R831 24531120 FUSIBLE 1 2W 12 OHM J R863 24366132 CARBON FILM 1 6W 1 3K OHM J R881 24366102 CARBON FILM 1 6W 1K OHM J R888 24546228 FUSIBLE 1 2W 0 22 OHM J R899 24004718 METAL GLAZE...

Page 20: ...887 23248087 COIL CHOKE TLN3312D L900 23103249 CORE FERRITE BEAD 3 5X4 5 TEM2011AO L901 23200534 COIL DG 0 37 TSB 2301AH L902 23289934 COIL PEAKING TRF4221AU L903 23289934 COIL PEAKING TRF4221AU L904 23289934 COIL PEAKING TRF4221AU L905 23289925 COIL PEAKING TRF4390AU L906 23289925 COIL PEAKING TRF4390AU L907 23289925 COIL PEAKING TRF4390AU LA03 23103279 FILTER FERRITR CHOKE 3 5X5X2 TEM2014AO LA04...

Page 21: ...23144646 FUSE CARTRIDGE 5X20 250V 0 8A F470A 23165469 FUSE HOLDER FUSE HOLDER 5 2 DFH 001 F801 23144508 FUSE CARTRIDGE 5 2X20 250V 4 0A F801A 23165469 FUSE HOLDER FUSE HOLDER 5 2 DFH 001 N724 23965900 TAPE GLASS CLOTH W ADHESIVE W 18 T 0 18 N728 23960101 SILICONE RUBBER TSE 382 RTV P661 23023116 PLUG HEAD PHONE JACK 3 5MM PJ3 14 7 P801 23372052 POWER CORD 250V2 5A P802 23368249 POWER CORD 2P 11 88...

Page 22: ... 22 SPECIFIC INFORMATIONS THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 23: ... C192 QA53 D883 C315 R196 C 8 8 4 RA61 XA01 C893 Q100 L886 R119 DA60 C434 T862 R106 C130 R141 CA58 C437 F470 C113 R149 C116 C120 C141 R118 GJ12 CA03 JR155 L661 C672 C831 C814 C813 G811 D471 R819 Q471 Q819 Q470 R475 R471 R476 R480 R803 R825 D803 R478 D802 R490 R477 C616 C473 GJ30 R822 G812 CA53 C832 RA55 P601 D470 R831 P910 RA42 LZ02 RA54 CA55 C606 CA54 R811 Q613 GJ20 R630 GJ22 RA57 Q811 RA41 R808 ...

Page 24: ...R962 D909 C E B B E E B E B C931 R992 Q906 R929 R930 C907 R937 D906 R904 R936 R905 R928 Q907 Q908 D903 D901 R909 R934 R935 R932 C909 L900 C912 D910 C915 C911 R977 R944 L904 D911 R965 C910 R945 C913 C908 R926 R920 25 26 TERMINAL VIEW OF TRANSISTORS 2SD2253 old 2SC5243 2SC3852 2SD1763A 2SC1569 2SC4544 2SA1788 2SA1306 2SA1186A 2SC752GTM 2SC2482 2SC2655 2SC4721P 2SC752 2SA562TM 2SA1015 2SC1815 2SC2878...

Page 25: ...stor unless otherwise noted as the following marks 1 2R Metal or Metal oxide of 1 2 watt 1 2S Carbon compsistion of 1 2 watt 1RF Fuse resistor of 1 watt 10W Cement of 10 watt K 10 G 2 F 1 2 CAPACITOR Unless otherwise noted in schematic all capacitor values less than 1 are expressed in µF and the values more than 1 in pF All capacitors are ceramic 50V unless otherwise noted as the following marks E...

Page 26: ...OR RESET 115V QA02 MEMORY Q801 D801 Q862 POWER MUTE Q404 Q301 Q901 Q903 Q905 P661 V901 Q610 AV IN PV01 PV02 FRONT AV IN BACK HYBRID CONVERTER TRANS B VOLTAGE VIDEO OUT V OUT H OUT F B T H V D Y V H CRT AUDIO OUT W661 W662 HEADPHONE JACK BUS CONTROL BLOCK V A MONITOR OUTPUT V A V A CIRCUIT BLOCK DIAGRAM ...

Page 27: ...G CCIR 2 12 21 69 X Z 2 S1 S41 PAL I UK 21 69 PAL D K CHINA 1 12 13 57 Z 1 Z 38 SECAM B G CCIR 2 12 21 69 X Z 2 S1 S41 SECAM D K OIRT 1 12 21 69 X1 X19 NTSC M US 2 13 14 69 A 6 A 1 A W AA ZZ AAA BBB NTSC M JAPAN 1 12 13 62 M 1 M 10 S1 41 Special Color system Sound system RF signal NTSC4 43 5 5 6 0 6 5 MHz PAL 60Hz 5 5 6 0 6 5 MHz Color system PAL SECAM NTSC4 43 NTSC3 58 Sound output 2 5 W x 2 Term...

Page 28: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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