Samsung CK6202X3S/NWT Service Manual
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Samsung CK6202X3S/NWT Service Manual

Samsung color television receiver
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COLOR TELEVISION RECEIVER
COLOR TELEVISION RECEIVER
Chassis :
S51A
Model:
CK6202X3S/NWT
CK6202X3X/BWT
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CONTENTS

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Summary of Contents for Samsung CK6202X3S/NWT

  • Page 1: Table Of Contents

    COLOR TELEVISION RECEIVER Chassis : S51A Model: CK6202X3S/NWT CK6202X3X/BWT COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Disassembly and Reassembly Alignment and Adjustment Troubleshooting Exploded View and Parts List Electric Parts List Block Diagram PCB Layout Diagram Wiring Diagram...
  • Page 2 ELECTRONICS © Samsung Electronics Co., Ltd. FEB.1999 Printed in Korea 3S51A-0205...

  • Page 3: Precautions

    The current measured should the XÐray Protection Specifications Label, and not exceed 0.5 milliamp. Reverse the power- the Product Safety and X-ray Warning Note on plug prongs in the AC outlet and repeat the the service data schematic. test. Samsung Electronics...
  • Page 4 14. Components, parts and wiring that appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications. Always determine the cause of damage or overheat- ing, and correct any potential hazards. Samsung Electronics...

  • Page 5: Servicing Precautions

    Make sure that the portion around the serviced part has not been damaged. 8. Always connect a test instrumentÕs ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrumentÕs ground lead last. Samsung Electronics...
  • Page 6 4. Do not use freon-propelled chemicals. These unpackaged replacement ESDs. Motions such can generate electrical charges that damage as brushing clothes together, or lifting a foot ESDs. from a carpeted floor can generate enough static electricity to damage an ESD. Samsung Electronics...

  • Page 7: Specifications And Ic Data

    V H F ,U H F : T ele s c op ic dip o le ante nn a (75 W u nb alanc ed ty pe ) Sp ea k er Im p ed anc e : 8 W , 1 0W + 10 W or 16 W , 5W + 5W (533C only) Samsung Electronics...
  • Page 8 NICAM DE MODULATOR IC A01 L A7567N SIF DETEC TOR A2 STE R EO MODUL E IC A02 TDA9873H A2 DEMODULATOR ICM01 LA7566 SIF & FM DE TE C TOR MONO IC S01 TEA5114 VIDE O SWITCH RGB -S/W Samsung Electronics...
  • Page 9 24W16(Pin 8) TDA9859(Pin 32) TRANSISTOR SAW-FILTER TRANSISTOR G1962 2SD1651 UPC574J K2950M 2SD1650 K9253M KSD5072 KSA815-Y KA33V G3956M KSD5071 KSA539-Y KSD1711 E B C TRANSISTOR TRANSISTOR KA7630 KSR1012 KA7812 KSR1010 KSR2010 E C B Fig. 2-1 Semiconductor Base Diagrams Samsung Electronics...
  • Page 10 MEMO Samsung Electronics...

  • Page 11: Disassembly And Reassembly

    Disassembly and reassembly 3. Disassembly and Reassembly 3-1 Back Cover Removal 1. After removing the 7 screws, pull the cabinet backwards. Samsung Electronics...
  • Page 12 11. Separate the TBC wire 2P, speaker wires from the wire clamper. 12. Separate the CN701, CN602 connector from the wire clamper. 13. Separate the AC cord from the wire clamper. 14. Remove the main board by pulling it with both hands. Samsung Electronics...

  • Page 13: Speaker Removal

    Disassembly and reassembly 3-3 Speaker Removal 1. Remove the speaker by pressing the tension rib. 1. Separate the speaker wires from D-coil (located on the bottom to the right side). 2. Remove the screws. Samsung Electronics...
  • Page 14 (1) Always lift the picture tube by grasping it firmly around the faceplate, (2) Never lift the tube by its neck. (3) Do not scratch the picture tube or apply excessive pressure. Fractures of the glass may cause an implosion. Samsung Electronics...

  • Page 15: Alignment And Adjustment

    6. Cancel the Adjustment Mode by re-pressing ment parameters are listed in the accompany- the ÒHIDDENÓ or ÒPower OFF/ONÓ keys. ing table, and selected by pressing the CHANNEL keys ( , ). After adjustments are completed, re-start the TV set. Samsung Electronics...
  • Page 16 PIP CONTRAST 0 - 15 PIP TINT 0 - 63 PIP HORIZONTAL MOVE 0 - 15 PIP VERTICAL POSITION 0 - 63 PIP HORIZONTAL POSITION 0 - 63 NTSC SUB COLOUR 0 - 23 PAL DELAYTIME 0 - 15 Samsung Electronics...
  • Page 17 This pattern is used for pre-heating the CRT during manufacturing--it is accessed in the factory by twice pressing the ÒFACTORY Ò key. Even if the TV power is cut off, the Aging Mode is not cancelled, The AGING mode is cancelled by repressing the ÒHIDDENÓ or any key on the front pannel. Samsung Electronics...
  • Page 18 SECAM-L/L', PAL/SECAM-B/G PAL - I ( UHF BAND ONLY) SYSTEM PAL/SECAM - B/G,D/K PAL/SECAM -B/G PAL -B/G ATM FUNCTION USED ATS OPTION ATM FUNCTION NOT USED FIELD POS PHILIPS CRT USED FIELD POL FIELD NEG OTHER CRT USED Samsung Electronics...

  • Page 19: Other Adjustments

    7. Do not attempt to connect or disconnect any wires while the TV is turned on. Make sure that the power cord is disconnected before replacing any parts. 8. To protect against shock hazard, use an isola- tion transformer. Samsung Electronics...
  • Page 20 2. Input a gray scale pattern. (Use a pattern generator, PM5518) 3. Use the Picture mode for the STANDARD pic- ture. 4. Adjust the Screen VR (on the FBT) so that the voltage on the oscilloscope becomes 140+2.5V (See Fig. 4-1). 140 2.5V Fig. 4-1 Samsung Electronics...

  • Page 21: White Balance Adjustment

    Set SCT to 40 ± 5 fL in the Factory Service Mode with using CA100. (See Fig. 4-4 (c) Low-Light Adjustment Set SBT to 1.5 ± 0.2 fL in the Factory Service Fig. 4-4 Mode with using CA100. (See Fig. 4-4 Samsung Electronics...
  • Page 22 4-Pole Magnet Movement Fig. 4-5 Center Convergence Adjustment 4-3-9 RF AGC Adjustment 1. Tune to the strongest local station. 2. Enter the Factory Service Mode to make adjustments. 3. Adjust the AGC control untill noise(snow) disappears from the screen. Samsung Electronics...
  • Page 23 4. Adjus t PHS s o that the pic ture is horizontally centered. 5. Adjus t with PEW s o that the left and right margins of the picture are 5. 6. Input a crosshatch pattern. 7. Adjus t PEP, PEC , PET for vertical linearity. Samsung Electronics...

  • Page 24: Troubleshooting

    5-1 No Video (Raster On, No Sound) Measure the Check/Replace Voltage of each of, 8 pins TU101, HC101 of TU101 Check/Replace Check IC901 IC901,IC201,IC902 ,IC701, Pins 39, 40 Audio Module See "No Sound" See "No Video" (Video OK) (Sound OK) Samsung Electronics...

  • Page 25: No Power

    Pin 9 (5V) Check IC901 Check/Replace Pin 8 (4V). IC901 Check IC901 Check/Replace Pin 18 ; Stand-by : 0V IC901(m-com) Normal : 5V Check/Replace Check IC201, IC201, Q402, Q403 Pin 40 (H-out) Check/Replace Check Q402, Q403 DZ805, IC802 Samsung Electronics...
  • Page 26 IC804 KA7630 Check IC201 Check/Replace Pin 6 (CVBS) IC201 2Vp-p Check IC201 Pins 19, 20, 21 (R/G/B-OUT) Check/Replace Check IC202 IC201,D205,DZ204 pin 27 (Y-IN) Check IC501, Check/Replace on the CRT PCB IC501 Check/Replace R505 (HEATER 6.3Vrms) CRT, V999 Samsung Electronics...
  • Page 27 A/V Front Assembly. 5-5 Power OFF/ON (Repeatedly) CHECK Q403 SEE " NO-POWER" COLLECTOR H-PULSE CHE CK/REPLACE CHE CK IC901 IC901,Q907,C913 PIN26(H-SYNC ) DZ402 CHE CK IC301 CHE CK/REPLACE PIN7(V-BLANK) Q301,Q302,D304 CHE CK/REPLACE CHECK PIN6(+16.5V) R409,R413,D407,D410 PIN1(-14V) DZ302,DZ303 CHECK/RE PLACE IC301,IC201 Samsung Electronics...
  • Page 28 (2) W he n F 802 is okay, but S MP S doe s n ot fu nction: C he ck/Replace D Z80 1 , D Z8 08 , IC 80 2 , D Z8 05 . (3) O the rs: S ee "5. Tro ublesh ooting" Samsung Electronics...

  • Page 29: Exploded View And Parts List

    AA91-60003A ASSY-HOLDER,SPK -,PP,-,-,8ohm 10W,CT2199 AA03-10023R CRT-COLOR -,A59KPR84X01(DB),+500mG,25,1 AA63-60004P SPACER-GUM,CRT NTR RUBBER,T2,GRY,-,-,- AA60-10050Q SCREW-ASSY WC,HH,+,M5,L26.5,SWRCH18A,ZPC( AA65-30113A CLAMP-D,COIL NYLON 66,V2,BLK,TVI 25~29,-,- AA27-20004G COIL-DEGAUSSING -,25,16.9ohm,35T,L2600,E 3704-001105 SOCKET-CRT 11P,20PI,26.5PI,NI,- AA64-30641D CABINET-BACK -,6202,-,HIPS,V2,BLK,-,- AA60-10050T SCREW-TAPPING RH,+,2S,M4,L20,ZPC(BLK),SWRCH1 AA64-60052C INLAY-BACK -,S51A SCART(2),PS,T0.5,BLK,-,- 6002-000512 SCREW-TAPPING RH,+,2,M4,L12,ZPC(BLK),SWRCH18 Samsung Electronics...

  • Page 30: Electric Parts List

    Electric Parts List 7. Electric Parts List 7-1 CK6202X3S/NWT (CK6202X3X AND CK6202X3S Dissimilar Parts) Loc. No. Code No. Description ; Specification Remark Loc. No. Code No. Description ; Specification Remark ASSY-PCB,MAIN(OPT) ASSY-ACCESSORY BUYER : SRSC AA94-00485AASSY-PCB,MAIN(OPT);CK6202X3S/NWT,S51A,N-RUSSIA,- AA68-00044AMANUAL-USERS;S51A,N-RUS,-,B5,W/P100(G),- ASSY-PCB,A/V FRONT ASSY-CABINET;6202,CK6202X3S/NWT AA95-00031AASSY-PCB,A/V FRONT;DP,22,77,02,3399,S51A,-,-,-...
  • Page 31 0402-001105 DIODE-RECTIFIER;ERB43-04SV1,400V,1.0A,-,TP C824 2305-000289 C-FILM,MPEF;220nF,5%,63V,TP,-,5mm D508 0402-001105 DIODE-RECTIFIER;ERB43-04SV1,400V,1.0A,-,TP C825 2306-000122 C-FILM,MPPF;100nF,5%,50V,TP,7.3x4.0x5.0mm, D509 0402-001105 DIODE-RECTIFIER;ERB43-04SV1,400V,1.0A,-,TP C826 2401-001840 C-AL;100uF,20%,16V,GP,TP,6.3x11,5 D520 0402-000132 DIODE-RECTIFIER;1N4004,400V,1A,DO-41,TP C827 2401-002235 C-AL;10uF,20%,16V,GP,TP,5x11mm,5mm D601 0403-000296 DIODE-ZENER;MTZ5.6B,5.6V,5.45-5.73V,500mW, C828 2401-000493 C-AL;10uF,20%,50V,LZ,TP,5x11mm,5mm D602 0401-000005 DIODE-SWITCHING;1N4148,75V,200MA,DO-35,TP C829 2401-000302 C-AL;100uF,20%,25V,GP,TP,6.3x11,5 D801 0402-000213 DIODE-RECTIFIER;ERB12-06,600V,1.0A,DO-41,TP Samsung Electronics...
  • Page 32 ICE01 1201-000191 IC-OP AMP;4558,DIP,8P,300MIL,DUAL,20V/mV R220 2001-000281 R-CARBON;100OHM,5%,1/8W,AA,TP,- J206 3301-000287 CORE-FERRITE BEAD;AA,3.5x1.0x6.0mm,1500,2400G R221 2001-000281 R-CARBON;100OHM,5%,1/8W,AA,TP,- JA701 3722-000195 JACK-SCART;42P,-,SN,BLK,NO R222 2701-000142 INDUCTOR-AXIAL;1uH,10%,2.5x3.4mm L101 2701-000326 INDUCTOR-AXIAL;560nH,10%,2.3x3.4mm R223 2001-000617 R-CARBON;3.9MOHM,5%,1/8W,AA,TP,- L102 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R224 2001-000429 R-CARBON;1KOHM,5%,1/8W,AA,TP,- L103 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R225 2001-001026 R-CARBON;910OHM,5%,1/8W,AA,TP,- Samsung Electronics...
  • Page 33 2001-000241 R-CARBON;1.5KOHM,5%,1/8W,AA,TP,- R508 2001-000490 R-CARBON;200OHM,5%,1/8W,AA,TP,- R909 2001-000472 R-CARBON;2.7KOHM,5%,1/8W,AA,TP,- R509 2001-000490 R-CARBON;200OHM,5%,1/8W,AA,TP,- R910 2001-000924 R-CARBON;680OHM,5%,1/8W,AA,TP,- R510 2002-001009 R-COMPOSITION;2.7Kohm,10%,1/2W,AA,TP,3.7X9.0 R911 2001-000214 R-CARBON;1.1KOHM,5%,1/8W,AA,TP,- R517 2002-001009 R-COMPOSITION;2.7Kohm,10%,1/2W,AA,TP,3.7X9.0 R912 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,- R518 2002-001009 R-COMPOSITION;2.7Kohm,10%,1/2W,AA,TP,3.7X9.0 R913 2001-000241 R-CARBON;1.5KOHM,5%,1/8W,AA,TP,- R519 2002-001009 R-COMPOSITION;2.7Kohm,10%,1/2W,AA,TP,3.7X9.0 R914 2001-000472 R-CARBON;2.7KOHM,5%,1/8W,AA,TP,- Samsung Electronics...
  • Page 34 2801-000274 CRYSTAL-UNIT;4.433619MHz,30ppm,28-AAM,20pF, RM18 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,- X203 2801-000226 CRYSTAL-UNIT;3.579545MHz,20ppm,28-AAM,15pF, RM19 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,- XT01 2801-003433 CRYSTAL-UNIT;12MHz,30ppm,28-AAA,30pF,30ohm, RM20 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,- Z208 2903-000181 FILTER-CERAMIC;TR,5.5MHz,-,-,-,TP,TPS5.5MB-TF RM21 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,- RM22 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,- ASSY-PCB,A/V SIDE RM23 2001-000449 R-CARBON;2.2KOHM,5%,1/8W,AA,TP,- RM24 2001-000008 R-CARBON;15KOHM,5%,1/8W,AA,TP,- AA95-00004AASSY-PCB,A/V SIDE;-,566B~569B,S51A,PAL,-,- RM25 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,- Samsung Electronics...
  • Page 35 RS13 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- RS14 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- RS15 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- RS16 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- RS17 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- RS18 2001-000003 R-CARBON;330OHM,5%,1/8W,AA,TP,- ASSY-POWER,CORD 3403-000179 SWITCH-PUSH;250V,5A,DPST,-,JPW-2104B AA39-10005APOWER-CORD;-,KKP419C,KLCE-2F,2.286MT,INLE LEADC AA39-20175B LEAD CONNECTOR-ASSY;-,YFH150-03,-,3(2)P,200mm,1617 REMOCON AA59-10116AREMOCON;-,TM59,SS,SZM503AT,29,-,-,L/GR ASSY-HOLDER,SPK AA91-60003AASSY-HOLDER,SPK;-,PP,-,-,8ohm 10W,CT2199 ASSY-CRT AA03-10023R CRT-COLOR;-,A59KPR84X01(DB),+500mG,25,1 ASSY-ACCESSORY AA39-40001B CABLE-RCA;-,RCA,1500mm,0.12/10,RED/WHT/Y AA68-00043AMANUAL-USERS;S51A,RUS,-,B5,W/P100(G),- Samsung Electronics...

  • Page 36: Block Diagram

    VIF SAW FILTER FREE-AMP TDA6108 TELE4-108A G3956M PAP103 1 CHIP IF/VIDEO/CHROMA/DEFLECTION SPM-171EE TDA8844 VERTICAL AMP LA7845 +16.5V / -14V (TTX) EEPROM X24C16 H-OUT TR 16.5V FUH-29A003 180V 155V KA7630 SMPS AC INPUT TRANS AC230V OR 220 ~ 240V KA3S1265R Samsung Electronics...

  • Page 37: Pcb Layout Diagram

    DV801 Q404 DV802 Q701 DX01 Q702 DX02 Q704 DZ201 Q801 DZ202 Q901 DZ203 Q902 DZ204 Q903 DZ205 Q904 DZ206 Q905 DZ210 Q906 DZ302 Q907 DZ303 Q908 DZ304 Q909 DZ305 QE01 DZ306 QT01 DZ402 QT02 DZ403 QX01 DZ501 DZ502 Samsung Electronics...

  • Page 38: Wiring Diagram

    CN06A FOCUS SOCKET SW801 SCR EE N S O U ND A MP CN602 P IP /T T X S MP S MO D U L E T R ANS CN501 CN401 F B T CN701 CN502 Samsung Electronics 10-1...
  • Page 39 MEMO 10-2 Samsung Electronics...

  • Page 40: Schematic Diagrams

    Schematic Diagrams 11. Schematic Diagrams 11-1 MAIN (Power 21”) : Power Line : Signal Line Samsung Electronics 11-1...
  • Page 41 Schematic Diagrams 11-2 MAIN (Power 25” - 30”) : Power Line : Signal Line 11-2 Samsung Electronics...
  • Page 42 Schematic Diagrams 11-3 PWB MAIN (One-Chip) : Power Line : Signal Line Samsung Electronics 11-3...
  • Page 43 Schematic Diagrams 11-4 PWB MAIN (u-COM) : Power Line : Signal Line 11-4 Samsung Electronics...
  • Page 44 Schematic Diagrams 11-5 PWB MAIN (SUB) : Power Line : Signal Line Samsung Electronics 11-5...
  • Page 45 Schematic Diagrams 11-6 PWB MAIN (Sound Module Mono) 11-6 Samsung Electronics...
  • Page 46 Schematic Diagrams 11-7 PWB MAIN (CRT) OPTION : Power Line : Signal Line Samsung Electronics 11-7...
  • Page 47 Schematic Diagrams 11-8 PWB MAIN (SOUND MODULE STEREO) 11-8 Samsung Electronics...
  • Page 48 Schematic Diagrams 11-9 PWB MAIN (SOUND MODULE NICAM) Samsung Electronics 11-9...
  • Page 49 Schematic Diagrams 11-10 PWB MAIN (A/V FRONT / VIDEO SWITCH) RGB - S/W MODULE 11-10 Samsung Electronics...

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