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Samsung CM19033SX/KMT Service Manual

Color television receiver
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COLOR TELEVISION RECEIVER
COLOR TELEVISION RECEIVER
Chassis :
K15D
Model :
CM19033SX/KMT
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CONTENTS

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Summary of Contents for Samsung CM19033SX/KMT

  • Page 1: Table Of Contents

    COLOR TELEVISION RECEIVER Chassis : K15D Model : CM19033SX/KMT COLOR TELEVISION RECEIVER CONTENTS Precautions Specifications and IC Data Disassembly and Reassembly Alignment and Adjustment Troubleshooting Exploded View and Parts List Electrical Parts List Block Diagram Wiring Diagram Schematic Diagrams...
  • Page 2 ELECTRONICS Samsung Electronics Co., Ltd. AUG.2002 © Printed in Korea AA82-00130A...

  • Page 3: Precautions

    Precautions 1. Precautions Follow these safety, servicing and ESD precautions to prevent damage and protect against potential hazards such as electrical shock and X-rays. 1-1 Safety Precautions 1. Be sure that all of the built-in protective devices are replaced. Restore any missing (READING SHOULD NOT BE ABOVE protective shields.
  • 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

    Precautions 1-2 Servicing Precautions Warning1: First read the “Safety Precautions” section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precautions. Warning2: An electrolytic capacitor installed with the wrong polarity might explode. 1.
  • Page 6 These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Samsung Electronics...

  • Page 7: Specifications And Ic Data

    A34KQV42X 14Inch 15 Inch A36QDT351X 15Inch Flat 20 Inch A48KRD82X 20Inch 21 Inch A51KQJ63X 21Inch Power Requirements: AC 120V, 60Hz Antenna Input Impedance: VHF, UHF : Telescopic dipole antenna (75 ohm unbalanced type ) Speaker Impedance 8 ohm Samsung Electronics...
  • Page 8 Philips TDA7266M (MONO) Philips TDA7266M/TDA7266S SOUND-AMP, IC602 TDA7266S (STEREO) KA5Q0740RT POWER IC (STR) IC801S FIAIR CHILD (0765RT) IC802 KA7632 CUSTOM REGULATOR (5V, 8V, 3.3V) IC202 24C04 EEPROM PC801S TCET1108 / LTV817B PHOTO COUPLER ICS601 UPC1851B Sound Processor (STEREO) Samsung Electronics...
  • Page 9 Specifications and IC Data 2-3 Semiconductor Base Diagrams ELECTROLYTIC- CONDENSER DIODE SPM458AN(Pin 64) U4468B(Pin 16) UPC851B(Pin 42) TRANSISTOR SAW-FILTER TRANSISTOR M1864M KSC5802 KSC815-Y KSA539-Y E B C TRANSISTOR LA7840 TDA6107Q KA7632 KSC2331-Y E C B Fig. 2-1 Semiconductor Base Diagrams Samsung Electronics...
  • Page 10 MEMO...

  • Page 11: Disassembly And Reassembly

    Disassembly and reassembly 3. Disassembly and Reassembly 3-1 Back Cover Removal 1. After removing the screws, press the tension rib and pull the cabinet backwards. 2. To reassemble, press the tension rib (see diagram). Samsung Electronics...

  • Page 12: Speaker Removal

    Warning: The FBT is charged with high voltage. Before removing the Anode Cap, discharge the voltage through one of the heat sinks on the main board. 3-3 Speaker Removal 1. Remove the speaker by pressing the tension rib. Samsung Electronics...
  • Page 13 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 14 MEMO Samsung Electronics...

  • Page 15: Alignment And Adjustment

    “VOLUME” keys ( Up or Down). The adjust- 6. Cancel the Adjustment Mode by re-pressing ment parameters are listed in the accompany- the “FACTORY” or “Power OFF” keys. ing table, and selected by pressing the CHAN- NEL keys ( Samsung Electronics...
  • Page 16 0 ~ 1 M atri x U S A FIX (Mono) A u tomatic Gain C ontrol 0 ~ 6 3 0 ~ 1 D y nami c S k i n Tone DVDB D VD B right Offs et Samsung Electronics...
  • Page 17 AIR/STD/HRC/AFN - U.S Army - Available (U.S.A, Army) X-RAY - Unavailable (South America) - Available (U.S.A) V-CHIP - Unavailable (Canada) TV ↔ AV AV Option TV ↔ AV ↔ DVD - Available (South America) DEMO - Unavailable (U.S.A) Samsung Electronics...

  • Page 18: 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 19 3. Use the P mode key (on the remote control) for the STANDARD picture. 4. Adjust the Screen VR (on the FBT) so that the voltage on the oscilloscope becomes 125+2.5V (See Fig. 4-1). 125 2.5V Fig. 4-1 Samsung Electronics...
  • Page 20 Mode with using CA100. See Fig. 4-4. Fig. 4-4 2. Adjust RG,BG so that the levels are suitable to each local area. (c) High-Light Adjustment 1. Set SCT to 50FL(13V : 60FL) in the Factory Service Mode with using CA100. See Fig. 4-4 . Samsung Electronics...
  • Page 21 8. Since the 4-pole magnets and 6-pole magnets lines in the center area of the screen. interact, the dot movement is complex (Fig. 4-5). RED/BLUE GREEN BLUE BLUE RED/BLUE GREEN 6-Pole Magnet Movement 4-Pole Magnet Movement Fig. 4-5 Center Convergence Adjustment Samsung Electronics...
  • Page 22 4. Fig. 4-7 4. Adjust with VSL (Vertical-Slope) so that the bottom margin of the picture is 4. Fig. 4-8 5. Adjust with HS (Horizontal Shift) so that the lion-head pattern and CRT centers are aligned. Samsung Electronics...

  • Page 23: Troubleshooting

    IC201S Abnormal Normal Replace Abnormal IC201 S Check the FD801S, D807, IC801S Check the or AC-Fuse Check/Replace (33)Pin (H-Drive) IC802 of IC201S Abnormal Normal Abnormal Check the 122.5V- A Line Check the Normal FBT,D805(D806) Check / Replace Q401 Samsung Electronics...
  • Page 24 Abnormal Check the resistance of R420 Check/Replace Nornal R421,R422,D505 Replace Nornal R420 Check CRT and FBT Abnormal Check/Replace Check IC201S D812,FBT Pin 51,52,53 (R.G.B) Check/Replace Nornal IC201S Check IC201S Pin 49(BCL-IN) Pin50(IK) Abnormal Nornal Check CRT and FBT Samsung Electronics...
  • Page 25 Replace Check IC201S Check IC201S IC601 Pin28(MIS) Pin28 Abnormal Check Normal R608,R609 Normal Check TUNER Check IC201S,TUNER Check/Replace Normal Replace/ Check Check ICS601 IC201S IC601 B+/SDA/SCL Abnormal Check FD801S Normal D807 Check/Replace Normal Replace ICS601 FD801S,D807 No Power Samsung Electronics...
  • Page 26 Troubleshooting 5-4 Vertical Lines Appear or Screen Abnormal Check IC301 B+ 16V-C,-13.5V-C Normal Check R304,R305 D301,D302 Check IC201S Abnormal Pin 21,22 (VDN,VDP) Normal Check IC201S Check / Replace IC301 Samsung Electronics...

  • Page 27: Exploded View And Parts List

    Exploded View & Parts List 6. Exploded View & Parts List 6-1 CM19033SX/KMT Code No Description;Specification Q’ty Remark AA64-03075A CABINET-FRONT;19033S(20O1),HIPS,V0,G4309 AA64-02827A BADGE-BRAND;,AL FORGING,SILVER,C/MATHES, BADGE AA64-03078A KNOB-POWER;19033S(20O1),ABS,HB,G3676,GDM AA61-60003J SPRING-CS;-,-,SUS304,0.5,OD6,H SPRING AA96-01234A ASSY PCB P;A/V SIDE,20,K15D A/SIDE 6003-001268 SCREW-TAPTITE;TH,+,B,M4.0,L12.0,ZPC(YEL) AV+CF AA61-40113A STOPPER-PCB;-,ABS,HB,NTR.

  • Page 28: Electrical Parts List

    AA91-05793G ASSY CHASSIS;CM19033SX/KMT D809 0402-000132 DIODE-RECTIFIER;1N4004,400V,1A,DO-41 D501 0402-000254 DIODE-RECTIFIER;RGP10J,600V,1A,DO-41 CLW/HS AA65-30018A CLAMP-WIRE;-,NYLON6.6,-,-,DATL DR001S 0402-000254 DIODE-RECTIFIER;RGP10J,600V,1A,DO-41 AA65-30018A CLAMP-WIRE;-,NYLON6.6,-,-,DATL D807 0402-000493 DIODE-RECTIFIER;1R5GU41,400V,1 A/MAIN AA94-12315A ASSY PCB MAIN;CM19033SX/KMT,K15D D302 0402-000534 DIODE-RECTIFIER;RG10V,400V,1.5 0204-000442 SOLVENT;CH3-CH5H-CH396%IM-1000 D805 0402-000540 DIODE-RECTIFIER;RU20A,600V,1.5 0202-000008 SOLDER-WIRE;S63S-D3.0,S63A,D3,63/37 D301 0402-001105 DIODE-RECTIFIER;ERB43-04SV1,40 0204-001024 FLUX;DF-96TVS,-,20%,- D304 0402-001105 DIODE-RECTIFIER;ERB43-04SV1,40...
  • Page 29 2301-000342 C-FILM,PEF;2.2nF,5%,50V,TP,7.4x3.9x13mm, R607 2001-001015 R-CARBON;9.1Kohm,5%,1/8W,AA,TP,1.8x3.2m C234 2301-000342 C-FILM,PEF;2.2nF,5%,50V,TP,7.4x3.9x13mm, RS613 2001-001015 R-CARBON;9.1Kohm,5%,1/8W,AA,TP,1.8x3.2m C805 2301-000342 C-FILM,PEF;2.2nF,5%,50V,TP,7.4x3.9x13mm, R408 2001-001037 R-CARBON(S);0.39OHM,5%,1/2W,AA CS606 2301-000356 C-FILM,PEF;47nF,5%,50V,TP,7.5x4.0x6.5,5m R831 2001-001045 R-CARBON(S);1.2KOHM,5%,1/2W,AB C407 2301-000383 C-FILM,PEF;10nF,5%,50V,TP,6x7x3.2mm,5mm R504 2001-001062 R-CARBON(S);10MOHM,5%,1/2W,AA, C248 2301-000445 C-FILM,PEF;4.7nF,5%,50V,TP,5.5x7x3mm,5mm R414 2001-001078 R-CARBON(S);15KOHM,5%,1/2W,AA, C420 2301-001065 C-FILM,MPPF;47NF,55,630V,TP,19 Samsung Electronics...
  • Page 30 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A C901 2401-002144 C-AL;47uF,20%,16V,GP,TP,5x11,5 J150 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A C203 2401-002235 C-ELECTROLYTIC;CE04W(T)16V10M J401 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A C220 2401-002235 C-ELECTROLYTIC;CE04W(T)16V10M J402 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A C231 2401-002235 C-ELECTROLYTIC;CE04W(T)16V10M J601 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A C820 2401-002235 C-ELECTROLYTIC;CE04W(T)16V10M J602 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A CS612 2401-002235 C-ELECTROLYTIC;CE04W(T)16V10M J603 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A Samsung Electronics...
  • Page 31 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A J822 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A ASSY COVER FRONT J823 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A JAW02 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A JS601 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A A/CFRN AA90-04330A ASSY COVER FRONT;CM19033SX/KMT(20O1) L403 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A L805 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A CRT+CF AA60-10050R SCREW-ASSY;WC,HH,+M5,L31.5,SWR R229 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A STOPER AA61-40113A STOPPER-PCB;-,ABS,HB,NTR. R309 3812-000219 JUMPER-WIRE-SO,COPPER;TA0.6SN/52M/M(A AA64-03075A CABINET-FRONT;19033S(20O1),HIPS,V0,G4309...
  • Page 32 AA27-00002A MAGNET-CONVERGENCE;JH291-SC-OB,29.1M D-COIL AA27-00200A COIL DEGAUSSING;,1.2MH,10%,30T,1.5OHM,20 AA27-50004W DEFL-YOKE;-,DSE-1992LL(1H),20’/A48KRD82X SPACER AA63-60028A SPACER-DY;-,NEOPRENE,-,BLK,V0W A/TBC AA98-70014B ASSY-TBC,WIRE;20,NTSC,1P CDCOIL AA61-00734A HOLDER;25POLYVINYL,DEGAUSSING,CHLORI TAPE-D 0203-001303 TAPE-ACETATE;#1554,T0.25,W19,L30000,WHT ASSY ACCESSORY A/ACCE AA92-07075E ASSY ACCESSORY;CM19033SX/KMT AC-TAP 0203-001279 TAPE-OPP MASKING;#232,T0.14,W15,L50000,Y AA59-00141G REMOCON;,TM58,SSM174PT,41,SS,G6671B,MBR, AA68-02351A MANUAL USERS;CM19033S,K-MART,ENG,W/P100 PE-BAG AA69-01195A BAG PE;CL29A6W8X,HDPET0.012,93/4X151 Samsung Electronics...
  • Page 33 MEMO Samsung Electronics...

  • Page 34: Block Diagram

    Block Diagram 8. Block Diagram 8-1 K15D T U NE R -F /S V I F SA W V E R T IC AL TECC1040PG32A(38A) M1864M A M P LA7840 I 2C 21/ 22 28 MTS R G B A M P T D A 6107 IC -M C U 50- 53...

  • Page 35: Wiring Diagram

    R- OUT VIDEO OUT SOUND L IN SOUND L OUT VIDEO IN SOUND R OUT SOUND R IN L - OUT R + OUT L - OUT L + OUT L - OUT L + OUT L + OUT Samsung Electronics...
  • Page 36 MEMO...

  • Page 37: Schematic Diagrams

    Schematic Diagrams 10. Schematic Diagrams 10-1 MAIN (1/4) TP01 TP02 TP05 TP04 TP06 TP02 TP03 TP03 TP01 TP04 TP05 TP06 Samsung Electronics 10-1...
  • Page 38 Schematic Diagrams 10-2 MAIN (2/4) TP07 TP08 TP11 TP09 TP10 TP08 TP09 TP10 TP07 TP11 10-2 Samsung Electronics...
  • Page 39 Schematic Diagrams 10-3 MAIN (3/4) TP07 TP07 TP08 TP08 : Power Line : Signal Line Samsung Electronics 10-3...
  • Page 40 Schematic Diagrams 10-4 MAIN (4/4) 10-4 Samsung Electronics...

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