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Samsung CK3373TR4X/BWT Service Manual

Color television receiver, receiver chassis
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COLOR TELEVISION RECEIVER
COLOR TELEVISION RECEIVER
Chassis :
SCT13B
Model:
CK3373TR4X/BWT
CK508CR4X/BWT
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CONTENTS

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Summary of Contents for Samsung CK3373TR4X/BWT

  • Page 1: Table Of Contents

    COLOR TELEVISION RECEIVER Chassis : SCT13B Model: CK3373TR4X/BWT CK508CR4X/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. MAY.1998 Printed in Korea 3SCT13B-08K301...

  • 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 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

    Black stripe, 90 degree deflection 21 Inch A51KQJ63X Power Requirements: AC 100~260V, 50/60Hz Antenna Input Impedance: VHF, UHF : Telescopic dipole antenna (75 ohm unbalanced type ) Speaker Impedance 8 ohm, 5W+5W (Dual Type) 16 ohm, 3W (Monitor Type) Samsung Electronics...
  • Page 8 East : English/Czech/Croatian/Romanian/Hungarian/Polish SPM197ER TTX, English/Russian/Bulgarian Philips SPM197EP TTX, English/Iranian (TTX) SPM197EA TTX, English/French/Arabian SPM197EG TTX, English/Greek/Yugo IC902 24C04 EEPROM Zilog IC903 KiA7042P RESET IC ,W/O TTX Model KiA7442P TTX Model Philips IC401 KA7812 REGULATOR (12V) PC801 LTV817B PHOTO COUPLER Samsung Electronics...
  • Page 9 TDA8395(Pin 16) TDA4665(Pin 16) TRANSISTOR SAW-FILTER TRANSISTOR 2SD1651 UPC574J K6259K 2SD1650 KSD5072 KSA815-Y KA33V KSD5071 KSA539-Y KSD1711 E B C TRANSISTOR TRANSISTOR TDA8133 TDA8356 KSR1012 TDA6101Q KSR1010 KA7812 KSR2010 KA7809 KA78R05 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 9 screws, pull the cabinet backwards. Samsung Electronics...
  • Page 12 Disassembly and reassembly 3-2 Speaker Removal 1. Loosen the 4 screws and remove the holder - speakers. Samsung Electronics...
  • Page 13 Disassembly and reassembly 3-3 CRT Removal 1. Spread a soft mat on the floor. Place the TV set face down. 2. Remove the 4 screws mounting the CRT to the front cabinet. 3. Lift the CRT. Samsung Electronics...
  • Page 14 MEMO MEMO Samsung Electronics...

  • Page 15: Alignment And Adjustment

    “VOLUME” keys ( Up or Down). The adjustment parameters are listed in the 7. Cancel the Adjustment Mode by re-pressing accompanying table, and selected by pressing the “FACTORY” or Power OFF. the CHANNEL keys ( , ). Samsung Electronics...
  • Page 16 TTX SUB-CONTRAST 0 ~ 63 STEP CATHODE DRIVE LEVEL 0 ~ 7 STEP TDA8842 BLUE STRETCH MODE 0 ~ 3 STEP NOTE : PVS,PVA, PHS, NVS, NVA,NHS parameters must be aligned using both the 50Hz and 60Hz vertical-field rates. Samsung Electronics...
  • Page 17 L (BIT : 0) L (BIT : 0) TDA8374, CK SYSTEM, RCA JACK SYSTEM OSD DISPLAY BYTE 0 : 11 L (BIT : 1) H (BIT : 0) L (BIT : 0) H (BIT : 0) L (BIT : 1) Samsung Electronics...
  • Page 18 PAL Table always used in the A/V PAL : 50KHz (PAL Table) PAL : 50KHZ (PAL Table) Mode (March 12, 1997) Sound system during the auto System search (All should be set for the system which is selected during the Factory Reset.) NT-M Samsung Electronics...
  • Page 19 CUSTOM MODE 100/50/50/50 100/50/75/50 90/50/75/50 60/50/75/50 100/50/50/50 100/50/50/50 90/50/50/50 75/55/50/50 60/50/50/50 90/55/25/50 Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE (during no signal) 3. No BLUE SCREEN 4. NO TIMER (CLOCK ON/OFF) Samsung Electronics...
  • Page 20 1. Persian (for Iran) : English/Persian (Iranian) 2. Arab (Middle East, Africa) : English/French/Arabian Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE (during no signal) 3. No BLUE SCREEN 4. No TIMER (CLOCK ON/OFF) Samsung Electronics...
  • Page 21 100/50/50/50 90/50/50/50 75/55/50/50 60/50/50/50 90/55/25/50 Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE (during no signal) 3. No BLUE SCREEN during no RF signal (Blue screen during A/V 4. NO TIMER Samsung Electronics...
  • Page 22 Note : Unavailable during the CB model in the byte 0 NT-M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE (during no signal) 3. No BLUE SCREEN 4. TIMER (CLOCK ON/OFF) Samsung Electronics...
  • Page 23 3. BLUE SCREEN ON/OFF 4. No TIMER CLOCK The SZM191ER is to be diverted to Australia/New Zealand because of the non-functionality of RGB (of pin 21). (OPTION BYTE : 55/1C)→ When using TDA8842 N1, the BLOOMING check is required. Samsung Electronics...
  • Page 24 Note : Unavailable during the CB model in the Byte 0 NT-M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE during no signal 3. BLUE SCREEN On/off 4. TIMER CLOCK ON/OFF 4-10 Samsung Electronics...
  • Page 25 Byte 0 ?) B/G & D/K OR M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE during no signal 3. BLUE SCREEN On/off 4. TIMER Clock On/Off Samsung Electronics 4-11...
  • Page 26 Byte 0 ? B/G & D/K OR M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE (during no signal) 3. BLUE SCREEN On/Off 4. No Timer Clock On/Off 4-12 Samsung Electronics...
  • Page 27 Note : Unavailable during the CD model in the Byte 0 NT-M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE during no signal 3. BLUE SCREEN On/Off 4. TIMER CLOCK On/Off Samsung Electronics 4-13...
  • Page 28 Note : Unavailable during the CD model in the Byte 0 NT-M Function Required : 1. PICTURE OFF (after 15 minutes) during no signal 2. AUDIO MUTE during no signal 3. BLUE SCREEN ON/OFF 4. No TIMER CLOCK 4-14 Samsung Electronics...
  • Page 29 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 4-15...
  • Page 30 STANDARD picture. 4. Adjust the Screen VR (on the FBT) so that the voltage on the oscilloscope becomes 130+2.5V (See Fig. 4-1). 130 2.5V 14, 16" :120 2.5V 20, 21" : 130 2.5V Fig. 4-1 4-16 Samsung Electronics...
  • Page 31 Mode with using CA100. See Fig. 4-4 2. Adjust RG,BG so that the levels are suitable to each local area. Fig. 4-4 (c) Low-Light Adjustment 1. Set SCT to 50.0 fL in the Factory Service Mode with using CA100. See Fig. 4-4 Samsung Electronics 4-17...
  • Page 32 5. Ensure “SD On” (Signal Input) and “SD Off” TUNER IC902 (TDA8374) (No Signal). IF (38.9MHz) 6. Adjust T201 (connected to TDA8374A pins3,4) so that AFA Bit is “INSIDE WINDOW” (the Fig. 4-6 AFB Bit is above~below). 4-18 Samsung Electronics...
  • Page 33 Fig. 4-8 6. Adjust with PHS (Horizontal Shift) : Lion head pattern and CRT centers are aligned. Fig. 4-9 7. Adjust PHS (using the width coil) so that left and right margins of the picture are 5. Samsung Electronics 4-19...
  • Page 34 MEMO 4-20 Samsung Electronics...

  • Page 35: Troubleshooting

    5-1 No Video (Raster On, No Sound) Open the IF Pin of Tuner Measure the Check/Replace Voltage of Each Pin TU01, MC101 of TU01 Check IC901 Check/Replace Pins 39, 40 IC901, IC201 See "No Sound" See "No Video" (Video OK) (Sound OK) Samsung Electronics...
  • Page 36 Check/Replace Check IC802 IC802 (KA7630) Pin 9 (5V) Check IC901 Check/Replace Pin 16 (4V). IC901 Check IC901 Check/Replace Pin 18 ; Stand-by : 0V IC901, (µ-com). Normal : 5V Check/Replace Check IC201, IC201, Q401, Q402. Pin 40 (H-out) Samsung Electronics...
  • Page 37 Check/Replace Pin 6 (CVBS) IC201 Check IC201 Pins 19, 20, 21 Check/Replace Check IC201 IC201, Q203 pin 27 (Y-IN) Check IC501 Check/Replace on the CRT PCB IC501 Check/Replace R417, R505 (HEATER 6.3Vrms) D503 (CRT G1 pin) CRT, V999 Samsung Electronics...
  • Page 38 R812, R813 Check/Replace Check IC602 IC602 Check/Replace A/V Front assembly. 5-5 No TTX Check/Replace Check IC901 QT02, IC901 Pins 24 Check IC901 Check/Replace Pin 31,32,33,34,35 IC901 Check IC201 Check/Replace Pin 23, 24, 25, 26 IC201 See No Video Samsung Electronics...

  • Page 39: Exploded View And Parts List

    ASSY-HOLDER,SPK -,PP,HB,BLK,8R6W,5066 1-13 ASSY-HOLDER,SPK, OPTION 1-14 6002-000522 SCREW-TAPPING TH,+,2,M4,L15,ZPC(BLK),SWR 1-15 AA64-10559B KNOB-CONTROL -,66,-,ABS,HB,M/B AA03-10003L CRT-COLOR -,A48KRD82X(U),+380MG,20,90DE AA65-30019A CLAMP-D,COIL NYLON-66,V0,NTR,DADH-460 20 AA60-10050D SCREW-ASSY WC,HH,+,M5,L33,SWRCH18,ZPC(YE 3704-000110 SOCKET-CRT 14P,29.1,25.5,SN,ISHS09S/BK AA64-30680D CABINET-BACK -,5066,-,HIPS,V2,BLK,-,- 6002-000514 SCREW-TAPPING RH,+,2,M4,L15,ZPC(BLK),SWR AA42-10001V ANT-ROD -,3S,620mm,BRN,UL/CSA AA39-10001G POWER-CORD -,KKP-419C,KLCE-2F,2.286M,HOU Samsung Electronics...

  • Page 40: Electric Parts List

    2001-000305 R-CARBON;110Kohm,5%,1/8W,AA,TP,1.8x3.2m R302 2003-000649 R-METAL OXIDE(S);330ohm,5%,1W,AF,TP,3.3x R305 2004-004087 R-METAL(S);1.5OHM,1%,1/2W,AA,TP,2.5X6.5M R410 2004-002011 R-METAL(S);110Kohm,1%,1/2W,AA,TP,2.4x6.4 R411 2004-002011 R-METAL(S);110Kohm,1%,1/2W,AA,TP,2.4x6.4 R505 2008-000266 R-FUSIBLE(S);1ohm,5%,2W,AF,TP,3.9x10mm T444 AA26-30004HTRANS-FLYBACK;-,FSV-14A001,14,125V V999 3704-000103 SOCKET-CRT;10P,22.5,14.3,SN,ISMS01S/BK ASSY-CRT AA03-10001DCRT-COLOR;-,A34KQV42X,+380MG,14,90DEG,5 AA27-50001K DEFLECTION-YOKE;-,DSE-1422FL,14/A34KQV4 AA27-60001L MAGNET-CONVERGENCE;-,NY-225,22.5MM ASSY-CABINET,OPTION AA91-10265K ASSY-CABINET,FRONT;-,CK3366ZR,PA100 AA64-30850DCABINET-FRONT;-,3366,PA100 AA64-30851DCABINET-BACK;-,3366,-,HIPS,V2,BLK,-,- AA65-30016ACLAMP-D,COIL;NYLON-66,V0,NTR,DADH-360 AA63-30120E COVER-CONTROL,A;-,CK3366ZR,KSP213 AA63-50274AGRILLE-WOOFER;-,3366,PA110,SECC-1,T0.5,- Samsung Electronics...
  • Page 41 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T C413 2305-000382 C-FILM,MPEF;4.7nF,5%,400V,TP,-,5mm D204 0402-000216 DIODE-RECTIFIER;ERC24-06,600V,1.0A,DO-20 C414 2305-000154 C-FILM,MPEF;100nF,5%,400V,TP,21.5x6.5x11 D205 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T C415 2401-000560 C-AL;1uF,20%,160V,GP,TP,6.3*11,5mm D209 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T C416 2306-000204 C-FILM,MPPF;430nF,5%,400V,TP,26x20.5x12. D210 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T C417 2201-000556 C-CERAMIC,DISC;470pF,10%,500V,Y5P,TP,7x4 D211 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T C418 2401-002293 C-AL;68UF,20%,100V,WT,TP,10X20,5 D213 0401-000005 DIODE-SWITCHING;1N4148,75V,300mA,DO-35,T Samsung Electronics...
  • Page 42 2001-000563 R-CARBON;27Kohm,5%,1/8W,AA,TP,1.8x3.2mm L102 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R232 2001-000273 R-CARBON;100Kohm,5%,1/8W,AA,TP,1.8x3.2m L103 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R234 2001-000281 R-CARBON;100ohm,5%,1/8W,AA,TP,1.8x3.2mm L202 2701-000197 INDUCTOR-AXIAL;5.6uH,10%,2.5x3.4mm R235 2004-001089 R-METAL;560Kohm,5%,1/8W,AA,TP,1.8x3.2m L206 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R236 2003-000634 R-METAL OXIDE(S);3.9Kohm,5%,1W,AA,TP,3.3 L301 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R237 2001-000793 R-CARBON;47ohm,5%,1/8W,AA,TP,1.8x3.2mm L302 2701-000114 INDUCTOR-AXIAL;10uH,10%,2.5x3.4mm R240 2001-000832 R-CARBON;510ohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 43 2001-001050 R-CARBON(S);1.5Kohm,5%,1/2W,AA,TP,2.4x6. Z205 2903-000200 FILTER-CERAMIC;BP,6.5MHz,+-70KHz,6dB,-,T R819 2001-001088 R-CARBON(S);1Kohm,5%,1/2W,AA,TP,2.4x6.4m Z206 2903-000184 FILTER-CERAMIC;BP,5.5MHz,+-60KHz,6dB,-,T R820 2008-000299 R-FUSIBLE(S);47ohm,5%,2W,AF,TP,3.9x10mm R821 2008-000264 R-FUSIBLE(S);1ohm,5%,1W,AF,TP,3.9x10mm ASSY-PCB,SECAM R822 2001-001150 R-CARBON(S);470Kohm,5%,1/2W,AA,TP,2.4x6. R823 2001-001150 R-CARBON(S);470Kohm,5%,1/2W,AA,TP,2.4x6. AA95-90017S ASSY-PCB,SECAM;-,-,SCT13B,CS,CK,-,- R824 2009-000022 R-METAL PLATE;0.47ohm,10%,5W,CL,TP,5x14x R901 2001-000793 R-CARBON;47ohm,5%,1/8W,AA,TP,1.8x3.2mm C217 2202-000796 C-CERAMIC,MLC-AXIAL;1nF,10%,50V,Y5P,TP,3 R902 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m Samsung Electronics...
  • Page 44 2001-001153 R-CARBON(S);47ohm,5%,1/2W,AA,TP,2.4x6.4m RE02 2001-001153 R-CARBON(S);47ohm,5%,1/2W,AA,TP,2.4x6.4m RE03 2004-001201 R-METAL;68Kohm,5%,1/8W,AA,TP,1.8x3.2mm RE04 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm RE05 2001-000009 R-CARBON;20Kohm,5%,1/8W,AA,TP,1.8x3.2mm ASSY-POWER,CORD AA39-10001GPOWER-CORD;-,KKP-419C,KLCE-2F,2.286M,HOU AA61-20070AHOLDER-CORD;-,-,PP,V0,BLK,KE-0002 REMOCON AA59-10081F REMOCON;-,TM51,SZM139,27,L/GRY,SS ASSY-HOLDER,SPK AA91-60249AASSY-HOLDER,SPK;-,PP,HB,BLK,8R6W,5066 ASSY-CRT AA03-10003L CRT-COLOR;-,A48KRD82X(U),+380MG,20,90DE AA27-50001S DEFLECTION-YOKE;-,DSE-1992LL(1),20/A48K AA27-60001K MAGNET-CONVERGENCE;-,NY-291,29.1MM AA63-60028ASPACER-DY;NEOPRENE,-,BLK,V0 W12,-,- ASSY-ACCESSORY AA26-90001C TRANS-MATCHING;-,300ohm/75ohm,PAL,40-890 AA42-10001V ANT-ROD;-,3S,620mm,BRN,UL/CSA AA68-11073AMANUAL-USERS;SCT13B,W/P 100(G),B5,RUS,-, Samsung Electronics...

  • Page 45: Block Diagram

    TO SOUND IC B + 12.5V FBT B + 125V SWITCHING 20" FSV-20A001 KA2S0680 TRANS 21" TO µ-COM B + 5V 14" FCK-14A033 POWER-CORD TO 1CHIP B + 8V DIODE-BRIDGE D2SB60 SWITCH MULTI REGULATOR REGULATOR KA7812 KA7630 TUNER B + 9V Samsung Electronics...

  • Page 46: Pcb Layout Diagram

    D909 Q206 DN03 Q251 DT01 Q401 DT02 Q402 DT03 Q701 DZ201 Q703 DZ202 Q704 DZ203 Q705 DZ204 Q901 DZ207 Q902 DZ208 Q903 DZ301 Q904 DZ302 Q905 DZ401 Q906 DZ501 Q907 DZ502 Q908 DZ503 QE01 DZ504 QN01 DZ602 QN02 Samsung Electronics...

  • Page 47: Wiring Diagram

    SOUND L IN SOUND L OUT SOUND R IN SOUND R OUT CN603 FRONT VIDEO IN L + OUT L - OUT 21 PIN VIDEO IN R - OUT R + OUT 21 PIN AUDIO IN FRONT AUDIO OUT Samsung Electronics 10-1...
  • Page 48 MEMO 10-2 Samsung Electronics...

  • Page 49: Schematic Diagrams

    Schematic Diagrams 11. Schematic Diagrams 11-1 TTX Micom Samsung Electronics 11-1...
  • Page 50 Schematic Diagrams 11-2 W/O TTX Micom 11-2 Samsung Electronics...
  • Page 51 Schematic Diagrams 11-3 ONE CHIP/CHROMA Block Samsung Electronics 11-3...
  • Page 52 Schematic Diagrams 11-4 IF/Sound . EXT-A/V Block 11-4 Samsung Electronics...
  • Page 53 Schematic Diagrams 11-5 Power /Vertical /Horizontal /CRT Samsung Electronics 11-5...
  • Page 54 Schematic Diagrams 11-6 A/V Front, SUB 11-6 Samsung Electronics...

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