Samsung LA40A350C1X Service Manual

Lcd-tv
Table of Contents

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SERVICE
TFT-LCD TV
LA40A450C1X / LA40A350C1X
Refer to the service manual in the GSPN (see the rear cover) for the more information.
LCD-TV
Chassis
: GCR40ASA
GCR40CCN
Model
: LA40A450C1X
LA40A350C1X
Manual
1. Precautions
3. Disassembly and Reassembly
5. Exploded View & Part List

Contents

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Summary of Contents for Samsung LA40A350C1X

  • Page 1 LCD-TV Chassis : GCR40ASA GCR40CCN Model : LA40A450C1X LA40A350C1X SERVICE Manual TFT-LCD TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram 7. Schematic Diagram LA40A450C1X / LA40A350C1X Refer to the service manual in the GSPN (see the rear cover) for the more information.
  • Page 2: Table Of Contents

    4-4. White Balance - Calibration ..................4-19 4-5. White Ratio (Balance) Adjustment ................4-21 4-6. HOW TO UPGRADE ....................4-22 5. Exploded View & Part List ..................5-1 5-1. LA40A450C1X / LA40A350C1X Exploded View ............5-1 5-2. LA40A450C1X Parts List ....................5-3 6. Wiring Diagram ......................6-1 6-1. Wiring Diagram ....................... 6-1 6-2.
  • Page 3 GSPN (Global Service Partner Network) Area Web Site North America http://service.samsungportal.com Latin America http://latin.samsungportal.com http://cis.samsungportal.com Europe http://europe.samsungportal.com China http://china.samsungportal.com Asia http://asia.samsungportal.com Mideast & Africa http://mea.samsungportal.com © 2008 Samsung Electronics Co.,Ltd. This Service Manual is a property of Samsung Electronics Co.,Ltd. All rights reserved. Any unauthorized use of Manual can be punished under applicable Printed in Korea International and/or domestic law. P/N: BN82-00339A-00...
  • Page 4 GSPN (Global Service Partner Network) Area Web Site North America http://service.samsungportal.com Latin America http://latin.samsungportal.com http://cis.samsungportal.com Europe http://europe.samsungportal.com China http://china.samsungportal.com Asia http://asia.samsungportal.com Mideast & Africa http://mea.samsungportal.com © 2008 Samsung Electronics Co.,Ltd. This Service Manual is a property of Samsung Electronics Co.,Ltd. All rights reserved. Any unauthorized use of Manual can be punished under applicable Printed in Korea International and/or domestic law. P/N: BN82-00339A-00...
  • Page 5: Disassembly

    3. Disassembly and Reassemble 3. Disassembly and Reassemble This section of the service manual describes the disassembly and reassembly procedures for the LA40A450C1 LCD TV. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly Cautions: 1.
  • Page 6 3. Disassembly and Reassemble Description Picture Description Screws 3. Remove Screw from the stand BRKT and lift up the stand BRKT. 4. Disonnect cable from the boards. 5. Remove the screws of Scaler board’s shield case and boards.
  • Page 7 3. Disassembly and Reassemble Description Picture Description Screws 6. Remove screws and Lift up the Lod pa...
  • Page 8 3. Disassembly and Reassemble Description Picture Description Screws 7. Remove the screws of Stand BKLT. Lift up the Stand BKLT. 8. Remove the Bracket of Boards * Caution: Don’t force yourself on wall mount bracket during disassembly. It may be deformationed.
  • Page 9 3. Disassembly and Reassemble Description Picture Description Screws 9. Remove the screws on Panel. Reassembly procedures are in the reverse order of disassembly procedures. ※...
  • Page 10 3. Disassembly and Reassemble Memo...
  • Page 11: La40A450C1X / La40A350C1X Exploded View

    5. Exploded View & Part List 5. Exploded View & Part List 5-1. LA40A450C1X / LA40A350C1X Exploded View...
  • Page 12 5. Exploded View & Part List 5-1-2. LA40A450C1X / LA40A350C1X Parts List Location No. Code No. Description & Specifi cation Q’ty S.A/S.N.A Remark T0003 BN96-06786T ASSY COVER P-FRONT;40L450,CO,ABS+PMMA,HB M0215 BN07-00523A LCD-PANEL;LTF400AA01 T0175 BN96-06818D ASSY SPEAKER P;8ohm,CORAL,L450,10W,400/6 T0447 BN96-06960A ASSY BRACKET P-PANEL;40A450C,SECC,T1.0,C S.N.A...
  • Page 13 5. Exploded View & Part List 5-2. LA40A350C1X Parts List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark LA40A350C1XXZ LA40A350C1,N56A/40AC1-GCR,40,LCD-TV,CHIN M0001 BN90-01503G ASSY COVER FRONT;40L450,CO S.N.A T0175 BN96-06818D ASSY SPEAKER P;8ohm,CORAL,L450,10W,400/6 T0003 BN96-06786T ASSY COVER P-FRONT;40L450,CO,ABS+PMMA,HB ...3...
  • Page 14 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark BN91-01985C ASSY LCD-AMLCD;LN40A450C1DXZA,LTF400AA01 S.N.A M0215 BN07-00523A LCD-PANEL;LTF400AA01 M0017 BN91-02102A ASSY CHASSIS;LA40A450C1XXT S.N.A M0014 BN94-01714A ASSY PCB MAIN;LA40A450C1XXT ...3 T0245 0202-001608 SOLDER-WIRE FLUX;LFC7-107,D0.8,99.3Sn/0. 0.25 S.N.A ...3...
  • Page 15 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 D3035_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D3036_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D3037_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D3038_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D3039_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D3040_3H 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4...
  • Page 16 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 D3001 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 ..4 D3014 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 ..4 D3028_3H 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 ..4 D3208 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 ..4 D5201 0403-001052 DIODE-ZENER;RD8.2MB,7.7-8.7V,200mW,SOT-2 ..4 D1005 0403-001425 DIODE-ZENER;BZX84C33,31-35V,350mW,SOT-23 ..4...
  • Page 17 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0..4 Q409 0505-000110 FET-SILICON;2N7002,N,60V,115mA,7.5ohm,0.
  • Page 18 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000106 R-CHIP;220Kohm,5%,1/10W,TP,1608 ..4 R110 2007-000106 R-CHIP;220Kohm,5%,1/10W,TP,1608 ..4 R110 2007-000137 R-CHIP;2Kohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000137 R-CHIP;2Kohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A ..4 R110...
  • Page 19 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 S.N.A...
  • Page 20 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000141 R-CHIP;2.2Kohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000141 R-CHIP;2.2Kohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000143 R-CHIP;4.7Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000143 R-CHIP;4.7Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000143 R-CHIP;4.7Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000143...
  • Page 21 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000148 R-CHIP;10Kohm,5%,1/16W,TP,1005 ..4...
  • Page 22 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4 R110 2007-000153 R-CHIP;22Kohm,5%,1/16W,TP,1005 ..4...
  • Page 23 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4...
  • Page 24 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 R110 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4...
  • Page 25 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R110 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4...
  • Page 26 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-000174 R-CHIP;47ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000174 R-CHIP;47ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000174 R-CHIP;47ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000242 R-CHIP;1.5Kohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-000287 R-CHIP;100ohm,1%,1/10W,TP,1608 ..4...
  • Page 27 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 R110 2007-001285 R-CHIP;5.6ohm,5%,1/16W,TP,1005 ..4 R110 2007-001292 R-CHIP;33ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-001292 R-CHIP;33ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-001292 R-CHIP;33ohm,5%,1/16W,TP,1005 S.N.A ..4 R110 2007-001313 R-CHIP;330ohm,5%,1/16W,TP,1005 S.N.A ..4...
  • Page 28 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 RA5031 2011-001011 R-NETWORK;10Kohm,5%,1/16W,L,CHIP,8P,TP,3 ..4 RA5034 2011-001011 R-NETWORK;10Kohm,5%,1/16W,L,CHIP,8P,TP,3 ..4 RA5005 2011-001093 R-NETWORK;100ohm,5%,1/16W,L,CHIP,8P,TP,3 ..4 RA5007 2011-001093 R-NETWORK;100ohm,5%,1/16W,L,CHIP,8P,TP,3 ..4 RA5008 2011-001093 R-NETWORK;100ohm,5%,1/16W,L,CHIP,8P,TP,3 ..4 RA5016 2011-001093 R-NETWORK;100ohm,5%,1/16W,L,CHIP,8P,TP,3 ..4...
  • Page 29 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,1005 S.N.A ..4 C120 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,1005 S.N.A ..4 C120 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,1005 S.N.A ..4 C120 2203-000627 C-CER,CHIP;0.022nF,5%,50V,C0G,1005 S.N.A ..4 C120 2203-000815 C-CER,CHIP;0.033nF,5%,50V,C0G,1608 ..4...
  • Page 30 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-002687 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,1005 ..4 C120 2203-002687 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,1005 ..4 C120 2203-002687 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,1005 ..4 C120 2203-002687 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,1005 ..4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C120 2203-005065 C-CER,CHIP;1000nF,+80-20%,10V,Y5V,1608 ..4...
  • Page 31 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-005968 C-CER,CHIP;4.7NF,10%,50V,X7R,TP,1005 S.N.A ..4 C120 2203-005968 C-CER,CHIP;4.7NF,10%,50V,X7R,TP,1005 S.N.A ..4 C120 2203-005968 C-CER,CHIP;4.7NF,10%,50V,X7R,TP,1005 S.N.A ..4 C120 2203-006126 C-CER,CHIP;47NF,10%,16V,X7R,TP,1005 S.N.A ..4 C120 2203-006126 C-CER,CHIP;47NF,10%,16V,X7R,TP,1005 S.N.A...
  • Page 32 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4 C120 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,2012 ..4...
  • Page 33 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A...
  • Page 34 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A ..4 C120 2203-006681 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1005 S.N.A...
  • Page 35 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4 T0052 2703-000398 INDUCTOR-SMD;10uH,10%,3225 ..4...
  • Page 36 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark ..4 T0568 3301-001404 BEAD-SMD;30ohm,2012,TP,15.9OHM/30MHz ..4 T0568 3301-001404 BEAD-SMD;30ohm,2012,TP,15.9OHM/30MHz ..4 JA3001 3701-001367 CONNECTOR-HDMI;19P,2R,FEMALE,SMD,AU ..4 JA3002 3701-001367 CONNECTOR-HDMI;19P,2R,FEMALE,SMD,AU ..4 CN6001_FFC 3708-001150 CONNECTOR-FPC/FFC/PIC;30P,1mm,SMD-A,SN,Y ..4 T0077 BN41-00984A PCB MAIN;Pyrope,FR-4,4,1.2t,192*158,1 S.N.A...
  • Page 37 AA59-00416A ANT SHIELD BOX;UGC-AS-001A,PAL-BG,DK,I,M S.N.A ...3 AA68-03184A MANUAL FLYER-CARD AA68-03184A-;ALL MODEL S.N.A ...3 T0210 AA68-03242N MANUAL FLYER-01,SAFETY GUIDE;comm,Samsun S.N.A ...3 BN68-01420A MANUAL FLYER-CARD-PL;COMM,SAMSUNG,CHINES S.N.A ...3 T0128 BN68-01507Q MANUAL USERS-03;COMM,SAMSUNG,SC,China,W/ S.N.A ...3 BN68-01058A MANUAL FLYER-QSG;COMM,SAMSNG,SC,CHINA,W/ S.N.A M0045 BN96-07417N ASSY ACCESSORY-CABLE;LA37A350C1XXZ,CORAL ...3...
  • Page 38 5. Exploded View & Part List Level Location No. Code No. Description & Specifi cation Q’ty SA/SNA Remark M0019 BN92-03365H ASSY LABEL;LA40A350C1XXZ S.N.A M0590 BN81-01692A AS-T-CON BOARD;LTF400AA01-A01,00523A,-,- M0059 BN81-01779A AS-INVERTER BOARD;LTF400AA01-A,BN07-0052 M0590 BN81-01692A AS-T-CON BOARD;LTF400AA01-A01,00523A,-,- 5-28...
  • Page 39: Safety Precautions

    1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.
  • Page 40: Servicing Precautions

    1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
  • Page 41: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than two people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.
  • Page 42 1. Precautions Memo...
  • Page 43: Product Specifications

    2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model LA40A450C1X / LA40A350C1X Feature RF, 3-HDMI, 2-Component, 2-AV, 1-S-Video,1- D-SUB,1-Headphone,1-Audio output � Brightness : 450cd/m � Contrast Ratio : 10000:1 � Response time : 8ms � Dynamic contrast, Super-PVA �...
  • Page 44 2. Product specifications CHANNEL FREQUENCY TABLE OUTPUT FREQUENCY : ANALOG fv:45.75MHz, fs:41.25MHz DIGITAL Fc:44MHz TUNING STEP SIZE : FIRST PLL 250KHz SECOND PLL 62.5KHz OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 72.
  • Page 45 2. Product specifications OSD CH NO CH NO CH NO CH NO Air-DTV Air-NTSC BAND Cable STD BAND Cable HRC Cable IRC 499.25 ULTRA 498.00 499.25 505.25 ULTRA 504.00 505.25 511.25 ULTRA 510.00 511.25 517.25 ULTRA 516.00 517.25 523.25 ULTRA 522.00 523.25 529.25...
  • Page 46: Spec Comparison To The Old Models

    2. Product specifications 2-3. Spec Comparison to the Old Models Model Coral (LA40A450C1) Jasmin (LA40S86B) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1366 x 768 1366 x 768 LCD Panel TFT LCD Panel 50Hz TFT LCD Panel 50Hz Screen Size 40”...
  • Page 47: Accessories

    (AAA x 2) BN59-00689A (A350) Power Cord 3903-00145 Cover-Bottom BN63-03665B BN68-01507J (A450) Owner’s Instructions BN68-01507Q (A350) Samsung Electronics Service center Cleaning Cloth BN63-01798A Warranty Card / Registration Card / Safety Guide Manual 6801-001011 (Not available in all locations) Stand Screw x 4...
  • Page 48 2. Product specifications Memo...
  • Page 49: Coral Block Diagram

    7. Schematic Diagram 7. Schematic Diagram 7-1. Coral Block Diagram...
  • Page 50: Schematic Diagrams

    7. Schematic Diagram 7-2. Schematic Diagrams 7-2-1. MAIN POWER BLOCK...
  • Page 51 7. Schematic Diagram 7-2-2. SOUND AMP Schematic Diagram 7-2-3. HDMI Input Schematic Diagram...
  • Page 52 7. Schematic Diagram 7-2-4. FUNCTION and Rear Panel Side Schematic Diagram 7-2-5. SOUND and AV input Schematic Diagram...
  • Page 53 7. Schematic Diagram 7-2-6. IC-LCD CONTROLLER Schematic Diagram 7-2-7. DDR and Service Port Diagram...
  • Page 54 7. Schematic Diagram 7-2-8. FBE2 Schematic Diagram...
  • Page 55: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting Check the various cable connections first. • Check to see if there is a burnt or damaged cable. • Check to see if there is a disconnected or loose cable connection. • Check to see if the cables are connected according to the connection diagram. Check the power input to the Main Board.
  • Page 56: No Power

    4. Troubleshooting 4-1-1. No Power The LEDs on the front panel do not work when connecting the power cord. The SMPS relay does not work when connecting the power cord. Symptom The units appears to be dead. The IP relay or the LEDs on the front panel does not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is not functioning.
  • Page 57 Does the digital data appear at the Check a IC6001. output of LVDS (R6048~6045_FBE)? Change a main PCB ass’y Check a LVDS cable? Replace a lcd panel? Please, Call to Samsung Co. LTD. Caution Make sure to disconnect the power before working on the IP board.
  • Page 58 4. Troubleshooting WAVEFORMS R,G,B Output Signal...
  • Page 59 4. Troubleshooting 4-1-3. No Video (HDMI - Digital Signal) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source Major Check the M-star checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
  • Page 60 4. Troubleshooting WAVEFORMS Digital Output Data Signal of HDMI(Data)
  • Page 61 [4] Does the signal appear at C5068 Change a main PCB ass’y. of IC5001? Check the LVDS cable? Replace the LCD panel? Please, Call to Samsung Co. LTD. Caution Make sure to disconnect the power before working on the IP board.
  • Page 62 4. Troubleshooting WAVEFORMS CVBS Output Signal Tuner_CVBS Output Signal...
  • Page 63 Does the signal appear at C5064 Check a connection harness. or C5061 of IC5001? Check a LVDS cable ? Replcelcd panel? Please, Call to Samsung Co. LTD. Caution Make sure to disconnect the power before working on the IP board.
  • Page 64 4. Troubleshooting WAVEFORMS CVBS Output Signal 4-10...
  • Page 65 Does the Y/C signal appear at Check a connection harness. C5062or C5063 of IC5001? Check a LVDS cable ? Replcelcd panel? Please, Call to Samsung Co. LTD. Caution Make sure to disconnect the power before working on the IP board. 4-11...
  • Page 66 4. Troubleshooting WAVEFORMS Digital Output Data Analog Signal(Y,C) 4-12...
  • Page 67: No Sound

    4. Troubleshooting 4-1-7. No Sound Symptom Audio is normal but no picture is displayed on the screen. Check the RF Source Major Check the M-star checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Connect a sound cable.
  • Page 68 4. Troubleshooting WAVEFORMS The Signal are Inputed to IC1201 The Signal are Inputed to IC1202 4-14...
  • Page 69: Alignments And Adjustments

    4. Troubleshooting 4-2. Alignments and Adjustments 4-2-1. General Alignment Instuction Usually, a color LCD-TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. Use the specified test equipment or its equivalent. Correct impedance matching is essential.
  • Page 70: Factory Mode Adjustments

    4. Troubleshooting 4-3. Factory Mode Adjustments 4-3-1 Entering Factory Mode To enter ‘Service Mode’ Press the remote -control keys in this sequence : - If you do not have Factory remote - control INFO MENU MUTE Power on - If you have Factory remote - control PICTURE ON DISPLAY FACTORY...
  • Page 71: Factory Data

    4. Troubleshooting 4-3-3 Factory Data Option Table(Service) WB Adjust Information Advanced Menu Checksum T-CRL32MEAM-**** HDCP Success Month/Day/Year/Hour/MIN/SEC Option Table(Service) Item Range Option Factory Reset Country(0x55) Default_0 Ready ON/OFF 19/22/23/26/27/32/37/40 Inch Option /42/46/50/52/57 Dimm Type INT/INT_NEG/EXT_POS/EXT_NEG/EXT/ 19AM_TN/22AU_TN/22CM_TN/26AM_AG/ 26AU_AG/26CM_NG/32AU_AG/32AU_NG/ Panel Type 40AU_AG 32CM_NG/32CM_AG/37AU_AG/37CP_AG/ 40AU_AG/40AM_AG Coral/Jade/Tanzanite/Pyrope/Amber...
  • Page 72 4. Troubleshooting Item Range Option Control WM Calib ON/OFF EDID Protect ON/OFF Edid Type Coral/P450-50HP/P450-42HP L12_1366_768 EDIE Write Failure/Success L12_1366_768 Succes WB Data Reset ON <-> OFF EEPROM Reset Logic Download ON <-> OFF PDP Filter 42” 3D PDP Group P34A_R3d Spread Spectrum ON/OFF...
  • Page 73: White Balance - Calibration

    4. Troubleshooting 4-4. White Balance - Calibration 4-4-1 White Balance -Calibration 1. Calibration AV Calibration Comp Calibration PC Calibration HDMI Calibration 4-4-2 Service Adjustment - You must perform Calibration in the Lattice Pattern before adjusting the White Balance. Color Calibration ...
  • Page 74 4. Troubleshooting Method of Color Calibration (AV)  1) Apply the NTSC Lattice (N0. 3) pattern signal to the AV IN 1 port 2) Press the Source key to switch to “AV1” mode 3) Enter Service mode 4) Select the “Calibration” menu 5) Select the “AV Calibration”...
  • Page 75: White Ratio (Balance) Adjustment

    4. Troubleshooting 4-4-3 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. W/B R offset R gain G offset G gain B offset B gain (W/B adjustment Condition refer next page) 4-5. White Ratio (Balance) Adjustment You can adjust the white ratio in factory mode (1:Calibration, 3:White-Balance).
  • Page 76: How To Upgrade

    4. Troubleshooting CA-210 Y(L) T(K) + MPCD 11,000 ( (Sub_CT:145) CVBS (NTSC) 12.2cd/m 11,000 ( (3.52 Ft - Sub_BR:128) 11,000 ( (Sub_CT:145) COMP (720P) 12.1cd/m 11,000 ( (3.5 Ft - Sub_BR:128) 11,000 ( (Sub_CT:145) HDMI (720P) 12.0cd/m 11,000 ( (3.5 Ft - Sub_BR:128) - Adjustment Specification White Balance : High light (±3), Low light (±5) Luminance : High light (±0.1Ft/L), Low light (±0.1Ft/L)
  • Page 77 4. Troubleshooting 4-6-2 Software Upgrade (Flash Downloader) Flash Downloader  4-23...
  • Page 78: How To Access Service Mode

    4. Troubleshooting 4-6-3 After S/W Upgrade How to Access Service Mode  Entering Factory Mode  <Power OFF> → <INFO> → <MENU> → <MUTE> → <Power ON> Factory Data  Option Table(Service) WB Adjust Information Advanced Menu If you want to enter here, press “0000”. How to Initialize.
  • Page 79: Wiring Diagram

    6. Wiring Diagram 6. Wiring Diagram 6-1. Wiring Diagram...
  • Page 80 6. Wiring Diagram CN1001 CN6003_LCD 1 SW_INVERTER 2 ANA_DIMMING_OUT JA3003_3H 3 PWM_DIMMING_OUT 1 RX2+ 4 GND 2 GND 5 SENSE POWER 3 RX2- 4 RX1+ CN6003_LCIS 5 GND 1 ANA_DIMMING_OUT 6 RX1- 2 PWM_DIMMING_OUT 7 RX0+ 3 B9V 8 GND 4 FFL_H 9 RX0- 5 B5V...
  • Page 81 6. Wiring Diagram CN6001_FFC JA3007 JA3002 1 PANEL_VCC 2 PANEL_VCC 3 PANEL_VCC JA3203 JA301 4 PANEL_VCC 5 PANEL_VCC 6 GND 7 GND 8 GND JA3004 9 NC 10 OPTION 11 GND 12 GND JA3005 JA3201 13 FBE_ODD_TX3- 14 FBE_ODD_TX3+ 15 GND 16 FBE_ODD_TXCLK- JA3006 17 FBE_ODD_TXCLK+...
  • Page 82: Wiring Picture

    6. Wiring Diagram 6-2. Wiring Picture...
  • Page 83: Connector Functions

    6. Wiring Diagram 6-3. Connector Functions Connector Functions Supply main power from SMPS to Main Board. * defective symptom : abnormal Picture CN1001 <-> CNM802 Supply dimming power from SMPS to Main Board. * defective symptom : abnormal Picture CN2101 <-> SPEAKER Connection Main Board and Speaker.
  • Page 84: Cables

    6. Wiring Diagram 6-4. Cables Code BH39-00362G BH39-00362B BN39-00674A Photo Code BN39-00789A BN39-00830C BN39-00849G Photo Code BN39-00802A BN39-00802F BN39-00802G Photo Code BN96-07158D BN96-07158A BN96-07158C Photo Code BN96-07158B BN96-07158N Photo...

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