Samsung CS21K9MAZX/XST Service Manual
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Samsung CS21K9MAZX/XST Service Manual

Samsung CS21K9MAZX/XST Service Manual

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SERVICE
COLOR TELEVISION RECEIVER
COLOR TELEVISION RECEIVER
Chassis :
KS9A(P)
Model
:
CS21K9MAZX/XST
Manual
1.
2.
3.
4.
Alignment and Adjustment
5.
6.
7.
8.
9.
10.
CONTENTS

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Summary of Contents for Samsung CS21K9MAZX/XST

  • Page 1: Table Of Contents

    COLOR TELEVISION RECEIVER Chassis : KS9A(P) Model CS21K9MAZX/XST SERVICE Manual 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: 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 3 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 4: 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 5 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 6: Specifications And Ic Data

    20 Inch A48KRD82X(H) Black stripe, 90 degree deflection 21 Inch A51KQJ63X 21 Flat A51QDX993X Power Requirements: AC 160~300V, 50/60Hz Antenna Input Impedance: VHF, UHF : Telescopic dipole antenna (75 ohm unbalanced type ) Speaker Impedance 8 ohm, 7W+7W (MAX) Samsung Electronics...
  • Page 7 SOUND-AMP (3W x 1CH or 3W x 2CH or 5W x 2CH) KA5Q0765R POWER IC (STR) IC801S CUSTOM REGULATOR (5V, 8V, 3.3V) IC802 KA7632 IC902 24C08/KS28C040 EEPROM PC801S TCET1108 / LTV817B PHOTO COUPLER SIF - IC IC101 U4468B TEMIC Samsung Electronics...
  • Page 8 KS24C080(Pin 8) U4468B(Pin 16) TRANSISTOR SAW-FILTER TRANSISTOR G3956M K9260M 2SD1651 UPC574J 2SD1650 2SD2499 KSC815-Y KA33V KSA614 KSA539-Y BC548 KTC9014 E B C TRANSISTOR LA7840 TDA6107Q KA7632 KSR1012 KSR1010 KSR2010 KTD863-Y KSC2331-Y E C B Fig. 2-1 Semiconductor Base Diagrams Samsung Electronics...
  • Page 9 MEMO...

  • Page 10: 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 11 2. Remove the Anode Cap from the CRT. 3. Remove the main board by pulling it with both hands. 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. Samsung Electronics...

  • Page 12: Speaker Removal

    Disassembly and reassembly 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: Troubleshooting

    Measure the Check/Replace Voltage of Each Pin TU01S of TU01S Check IC201S Check/Replace Pins 2,3 IC201S See "No Sound" (Video OK) Check IC201S Check/Replace Pins 40,49,50 IC501, IC201S See "No Sound" See "No Video" (Video OK) (Sound OK) Samsung Electronics...
  • Page 15 IC802 (KA7632) Pin 9 (9V) Pin 10 (5V) Check IC201S Check/Replace Pin 1 (3.3V) IC201S Check IC201S Check/Replace Pin 1 : Stand-by : 0V IC201S, (µ-com). Normal : 3.3V Check/Replace Check IC201S, IC201S, Q401, Q402. Pin 33 (H-out) Ｄ４０２，Ｄ４０３ Samsung Electronics...
  • Page 16 IC201S Check IC201S Pins 38/R214, R215 Check IC201S Pin 49 (V-GUARD) Check/Replace Pin 50 (Cut-off) IC201S Pin 51~53 (R,G,B-out) Check IC501 Check/Replace on the CRT PCB IC501 Check/Replace R421, R505 (HEATER 6.3Vrms) D503 (CRT G1 pin) CRT, V999S Samsung Electronics...
  • Page 17 Pin 44 (Sound Out) IC201S Check/Replace Check IC601 Q904, IC201S Pins 6 (0V) Check IC601 Check/Replace Pin 3,13 (B+ 10-12.5V) R814, R815 Check/Replace Check IC601 IC601 Check/Replace A/V Front assembly. 5-5 No TTX Check/Replace Check IC201S IC201S See No Video Samsung Electronics...

  • Page 18: Exploded View And Parts List

    CABINET BACK;21K9 245(TSE),FV2,GR503 T0527 AA65-00009B CLAMPER CORE-D,COIL;21A8,NYLON 66,V0,-,- S.N.A T0003 T0063 AA03-00403A CRT COLOR;A51QDX993X,0MG,1.75MH,18MH,3.1 T0066 AA96-20112C ASSY POWER CORD;-,EP2/NO,H/C250,KJ10,THA S.N.A M0014 AA94-14162C ASSY PCB MAIN;CS21K9MAZX/XST,KS9A,FULL M T0074 AA59-00312C REMOCON;DEEP IMPACT,TM75,35,NON-TTX,EX,P T0022 T0607 T0238 T0522 CCM1 AA60-10050R SCREW-MACHINE;-,SWRCH18A,M5,L31.5,HH,+,W S.N.A M0014 T0057 CIS3...

  • Page 19: Electrical Parts List

    ASSY COVER FRONT ...3 T0078 AA27-00324A DEFLECTION YOKE;,DIF-2192AA(A),S/T,A51QD ...3 AA63-60028A SPACER-DY;-,NEOPRENE,-,-,-,BLK,-,-,V0 W1 S.N.A AA98-70014D ASSY TBC WIRE P;TVI,22,NTSC,PAL,1P,UL101 S.N.A M0001 AA90-04281V ASSY COVER FRONT;CS21K9MAZX/XST 245,(TSE S.N.A ..2 CCM1 AA60-10050R SCREW-MACHINE;-,SWRCH18A,M5,L31.5,HH,+,W S.N.A ASSY CHASSIS ..2 T0081 AA60-10050T SCREW-TAPPING;-,SWRCH18A,M4,L20,RH,+,2S, S.N.A ..2 T0081 AA60-10050T SCREW-TAPPING;-,SWRCH18A,M4,L20,RH,+,2S, S.N.A...
  • Page 20 Loc. No. Code No. Description ; Specification Remark Level Loc. No. Code No. Description ; Specification Remark ..5 R125 2001-000515 R-CARBON;220OHM,5%,1/8W,AA,TP,1.8X3.2MM ...3 AA97-14987C ASSY AUTO-MAIN;CS21K9MAZX/XST,KS9A,FULL S.N.A ..5 R125 2001-000577 R-CARBON;2KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 CISS 0401-000005 DIODE-SWITCHING;1N4148,75V,150MA,DO-35,T ..5 R125 2001-000780 R-CARBON;470OHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 CISS 0401-000005 DIODE-SWITCHING;1N4148,75V,150MA,DO-35,T...
  • Page 21 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 C598 2201-000573 C-CERAMIC,DISC;0.047NF,5%,50V,C0G,TP,5X3 ..4 R125 2001-000734 R-CARBON;4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 C598 2201-000599 C-CERAMIC,DISC;0.56NF,10%,500V,Y5P,TP,5..4 R125 2001-000739 R-CARBON;4.7MOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 C598 2201-000639 C-CERAMIC,DISC;0.68NF,10%,2KV,Y5P,TP,9X5 ..4 R125 2001-000739 R-CARBON;4.7MOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 C598 2201-000723 C-CERAMIC,DISC;4.7NF,20%,3KV,Y5U,TP,16X5 ..4 R125 2001-000786 R-CARBON;47KOHM,5%,1/8W,AA,TP,1.8X3.2MM ..4 C598 2201-000991 C-CERAMIC,DISC;0.56NF,10%,2KV,Y5P,TP,7.5 Samsung Electronics...
  • Page 22 EYELET;ID1.5,OD2,L2.8,NI+SN,BSP3-1/2H S.N.A ..4 C701 2401-000481 C-AL;10uF,20%,50V,WT,TP,5x11,5 ..4 EY406 6042-000002 EYELET;ID1.5,OD2,L2.8,NI+SN,BSP3-1/2H S.N.A ..4 C701 2401-000603 C-AL;1UF,20%,50V,GP,TP,5X11,2 ..4 EY407 6042-000002 EYELET;ID1.5,OD2,L2.8,NI+SN,BSP3-1/2H S.N.A ..4 C701 2401-000660 C-AL;2.2uF,20%,50V,GP,TP,5x11,5 ..4 EY408 6042-000002 EYELET;ID1.5,OD2,L2.8,NI+SN,BSP3-1/2H S.N.A ..4 C701 2401-000660 C-AL;2.2uF,20%,50V,GP,TP,5x11,5 ..4 EY409 6042-000002 EYELET;ID1.5,OD2,L2.8,NI+SN,BSP3-1/2H S.N.A Samsung Electronics...
  • Page 23 AA92-09117C ASSY ACCESSORY;21K9,EN,A2,KS9A,FULL MONT S.N.A 6902-000009 BAG PE;HDPE,T0.03,L400,W240,TRP,8,2,PE M S.N.A ..2 T0074 AA59-00312C REMOCON;DEEP IMPACT,TM75,35,NON-TTX,EX,P ..2 T0152 AA68-01068B CARD WARRANTY;-,TSE,W/P120G,-,217*93mm,2 S.N.A ..2 T0511 AA68-02324A MANUAL USERS;,THI.,W/P100G,ALL1,B5,KS1A/ S.N.A ..2 M0432 AA68-03289A MANUAL-S/D;ENG,A4,KS9A,FULLMONTY S.N.A ..2 0 AA68-03242B MANUAL-WARRANTY CARD;TH-ENG,SAFETY GUIDS.N.A Samsung Electronics...
  • Page 24 Electrical Parts List MEMO Samsung Electronics...

  • Page 25: Block Diagram

    Block Diagram 8. Block Diagram 8-1 KS9A <OPTION> AC/DC EEPROM TUNER Converter Pre- VIF SAW + S/W KA7632 VIDEO TRANS TDA6107 <OPTION> A/V-IN B/+8V U.O.C Back JACK TUNER & V-Drive VERTICAL A/V-OUT B/+5V Micom In/Out LA78040 A/+3.3V A/+13V SMPS Front-A/V CONT H-Drive ROLER...

  • Page 26: Wiring Diagram

    SOUND L OUT SOUND L IN SOUND R OUT SOUND R IN CN603 FRONT AUDIO IN R + OUT R - OUT 21 PIN AUDIO IN L + OUT L - OUT 21 PIN VIDEO IN FRONT VIDEO IN Samsung Electronics...
  • Page 27 MEMO...

  • Page 28: Schematic Diagrams

    TP 05 TP 10 TP 08 TP 03 TP 11 TP 12 TP 06 TP 13 TP 07 TP 09 TP07 TP08 TP09 TP 01 TP 14 TP 02 TP10 TP11 TP12 TP13 TP14 : Power Line Samsung Electronics 10-1...
  • Page 29 Schematic Diagrams 10-2 SOUND, EXT -A/V (SCART) : Power Line 10-2 Samsung Electronics...
  • Page 30 Schematic Diagrams 10-3 SOUND, EXT-A/V (RCA) : Power Line Samsung Electronics 10-3...
  • Page 31 Schematic Diagrams 10-4 POWER / CRT / VERTICAL / HORIZONTAL TP01 TP02 TP06 TP03 TP05 TP04 TP04 TP03 TP02 TP05 TP06 TP01 : Power Line 10-4 Samsung Electronics...
  • Page 32 Schematic Diagrams 10-5 SUB PCB-MONO Samsung Electronics 10-5...
  • Page 33 Schematic Diagrams 10-6 SUB PCB-STEREO 10-6 Samsung Electronics...
  • Page 34 ELECTRONICS This Service Manual is a property of Samsung Electronics Co.,Ltd. © Samsung Electronics Co., Ltd. Jul. 2004 Printed in Korea Any unauthorized use of Manual can be punished under applicable AA82-01964A International and/or domestic law.

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