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SERVICE
TFT-LCD TV
LA22C450E1/LA26C450E1/LA32C450E1
Refer to the service manual in the GSPN (see the rear cover) for the more information.
LCD-TV
Chassis : N88A
Model
: LA22C450E1
LA26C450E1
LA32C450E1
1. Precautions
3. Disassembly and Reassembly
5. Exploded View & Part List
Manual

Contents

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Table of Contents
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Summary of Contents for Samsung LA22C450E1

  • Page 1 LCD-TV Chassis : N88A Model : LA22C450E1 LA26C450E1 LA32C450E1 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 LA22C450E1/LA26C450E1/LA32C450E1 Refer to the service manual in the GSPN (see the rear cover) for the more information.
  • Page 2: Table Of Contents

    Contents 1. Precautions ......................1-1 1-1. Safety Precautions ......................1-1 1-2. Servicing Precautions ..................... 1-2 1-3. Electrostatically Sensitive Devices (ESD) Precautions ..........1-2 1-4. Installation Precautions ....................1-3 2. Product specifications .................... 2-1 2-1. Feature & Specifications ....................2-1 2-2. Specification Comparison to Old Models ................ 2-4 2-3.
  • Page 3 Mideast & Africa http://mea.samsungportal.com © 2010 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.
  • Page 4: Disassembly And Reassembly

    3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LCD TV. WARNING: This LCD TV contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly and Reassembly (LA22C450) Cautions: 1.
  • Page 5 3. Disassembly and Reassembly Description Picture Description Screws 3. Lift up the rear-cover. 4. Remove the left and right speaker. 5. Remove the 4 screws of main board and 4 screws of IP board. 6003-001439 (M4 x L8, TAPTYPE) 6002-001294 (M4 x L16, Tapping) 6.
  • Page 6 3. Disassembly and Reassembly Description Picture Description Screws 7. Lift up the stand link. 8. Lift up the panel. Reassembly procedures are in the reverse order of disassembly procedures. ※...
  • Page 7: Disassembly And Reassembly (La32C450)

    3. Disassembly and Reassembly 3-2. Disassembly and Reassembly (LA32C450) Cautions: 1. Disconnect the LCD TV from the power source before disassembly. 2. Follow these directions carefully; never use metal instruments to pry apart the cabinet. Description Picture Description Screws 1. Place the TV face down on cushioned table. Remove 4 screws from the Stand.
  • Page 8 3. Disassembly and Reassembly Description Picture Description Screws 3. Lift up the rear-cover. 4. Remove the left and right speaker. 5. Remove the 5 screws of main board and 4 screws of IP Board. 6001-002284 6003-001439...
  • Page 9 3. Disassembly and Reassembly Description Picture Description Screws 6. Remove the 2screws of panel and front. Remove the 4 screws of bracket stand link. 6003-000337 6003-000337 ONLY 32"C5X0 6003-001003 7. Lift up the stand link. 8. Lift up the panel. Reassembly procedures are in the reverse order of disassembly procedures.
  • Page 10: Exploded View & Part List

    5. Exploded View & Part List 5. Exploded View & Part List 5-1. LA22C450E1 Exploded View R001A SP01A SP01A M0014 P001A CB06A M0215 M0027 F001A...
  • Page 11: Parts List

    5. Exploded View & Part List 5-2. LA22C450E1 Parts List Description & Specification Location No. Code No. Q’ty SA/SNA Remark CB06A BN96-12734D ASSY BRACKET P-PANEL;LC450 22,SO,T0.8,HD F001A BN96-12731C ASSY COVER P-FRONT;LC450 22,SO,ABS+PMMA, M0014 BN94-03325G ASSY PCB MAIN;LA22C450E1LXL M0027 BN96-12739A ASSY STAND P-BASE;LC450 22,ABS+PMMA,HB,B...
  • Page 12 5. Exploded View & Part List 5-2-1. LA22C450E1 Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark BN90-02426C ASSY COVER FRONT;LC450 22 F001A BN96-12731C ASSY COVER P-FRONT;LC450 22,SO,ABS+PMMA, ...3...
  • Page 13 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 DS01A 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 0403-001164 DIODE-ZENER;MMSZ5232B,5.32-5.88V,500MW,S ..4 0403-001783 DIODE-ZENER;BZB84-C6V2,5.8/6.6V,300mW,SO ..4 D0254 0404-001404 DIODE-SCHOTTKY;BAT721C,40V,200mA,SOT-23, ..4 T0139 0406-001271 DIODE-TVS;RCLAMP0524P,6/-/-V,150W,SLP251 ..4 0407-000114 DIODE-SWITCHING;KDS184,80V,100mA,SOT-23, ..4 Q101 0501-000445 TR-SMALL SIGNAL;KTC3875S-Y,NPN,150mW,SOT ..4...
  • Page 14 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 R123 2007-000159 R-CHIP;56Kohm,5%,1/16W,TP,1005 ..4 DR39 2007-000162 R-CHIP;100Kohm,5%,1/16W,TP,1005 ..4 MR16 2007-000168 R-CHIP;470Kohm,5%,1/16W,TP,1005 ..4 R111 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 HDR17 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R338 2007-000173 R-CHIP;22ohm,5%,1/16W,TP,1005 ..4 UR23...
  • Page 15 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 CK40B 2203-000838 C-CER,CHIP;0.39NF,5%,50V,C0G,TP,1608 ..4 KFC6 2203-000872 C-CER,CHIP;0.0030nF,0.25pF,50V,C0G,1608 ..4 AD480 2203-001428 C-CER,CHIP;470nF,10%,50V,X7R,TP,2012 ..4 AD480 2203-002285 C-CER,CHIP;10nF,10%,50V,X7R,1005 ..4 AD480 2203-002525 C-CER,CHIP;0.56nF,10%,50V,X7R,TP,1005 ..4 AAC1 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,TP,1608 ..4 2203-005481...
  • Page 16 BAG PE;LDPE,T0.05,W400,L240,TRP,8,2,8.00 ...3 AA68-03242M MANUAL FLYER-MANUAL FLYER-06,SAFETY GUID ...3 T0511 BN68-00968F MANUAL USERS;LA32R81BM/XTL,SIEL,ENGLISH, ...3 BN68-01420C MANUAL FLYER-SAFETY NOTICE FOR ANTENNA;A ...3 BN68-02684A MANUAL USERS-IB;Comm,Samsung,English,Asi ...3 BN68-02832B MANUAL FLYER-STAND GUIDE;LC450(22"),SAMS ACCE2 BN96-13180K ASSY ACCESSORY-CABLE;NEW MODEL ...3 T0685 4301-000103 BATTERY-ALKALINE;1.5V,750mAH,LR03,10.5x4 ...3 BH83-00343C CKD;SIEL ONLY,SIEL ONLY,NON UL...
  • Page 17 5. Exploded View & Part List 5. Exploded View & Part List 5-1. LA26C450E1 Exploded View R001A T0175 T0175 INVER T0910 P001A PANEL M0014 F001A M0027...
  • Page 18 5. Exploded View & Part List 5-2. LA26C450E1 Parts List Description & Specification Location No. Code No. Q’ty SA/SNA Remark F001A BN96-12732C ASSY COVER P-FRONT;LC450 26,SO,ABS+PMMA, INVER BN81-04434A A/S-INV T260XW04 V2;T260XW04 V2 M0014 BN94-03325J ASSY PCB MAIN;NEW MODEL M0027 BN96-12869A ASSY STAND P-BASE;LC350 26,ABS+PMMA,HB,B P001A BN44-00338C...
  • Page 19 5. Exploded View & Part List 5-2-1. LA26C450E1 Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark BN90-02427C ASSY COVER FRONT;LC450 26 F001A BN96-12732C ASSY COVER P-FRONT;LC450 26,SO,ABS+PMMA, ...3 AB326 BN61-04661A...
  • Page 20 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 Q409 0505-002560 FET-SILICON;AO6415,P,-20V,-3.3A,0.15ohm, ..4 T0596 0904-002554 IC-USC;AU6256-JBF,QFN,28P,5x5mm,12MHz,TP ..4 IC106 1001-001573 IC-VIDEO SWITCH;SiI9287BCNUTR,QFN,72P,10 ..4 1006-001266 IC-LINE TRANSCEIVER;3232,TSSOP,16P,174MI ..4 IC112 1103-000129 IC-EEPROM;24C02,2Kbit,256x8,SOP,8P,5x4mm ..4 IC112 1103-001385 IC-EEPROM;AT24C256,256Kbit,32Kx8,SOP,8P, ..4...
  • Page 21 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 R124 2007-000775 R-CHIP;33Kohm,5%,1/16W,TP,1005 ..4 DR37 2007-000932 R-CHIP;470ohm,5%,1/16W,TP,1005 ..4 PR12 2007-000979 R-CHIP;5.6Kohm,1%,1/10W,TP,1608 ..4 AAR20 2007-001002 R-CHIP;510ohm,5%,1/10W,TP,1608 ..4 2007-001237 R-CHIP;910ohm,1%,1/10W,TP,1608 ..4 2007-001285 R-CHIP;5.6ohm,5%,1/16W,TP,1005 ..4 OTR1 2007-001292 R-CHIP;33ohm,5%,1/16W,TP,1005...
  • Page 22 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 AD480 2203-006336 C-CER,CHIP;10000nF,10%,25V,X5R,3216 ..4 C125 2203-006361 C-CER,CHIP;10000nF,10%,10V,X5R,TP,2012 ..4 C234 2203-006378 C-CER,CHIP;4700nF,10%,6.3V,X5R,TP,1608 ..4 2203-006474 C-CER,CHIP;22000nF,20%,6.3V,X5R,2012 ..4 HDC11 2203-006562 C-CER,CHIP;1000nF,10%,10V,X5R,TP,1005 ..4 AD480 2203-006824 C-CER,CHIP;4700nF,10%,10V,X5R,1608 ..4 AD480 2203-006841...
  • Page 23 ...3 T0268 3903-000431 CBF-POWER CORD;DT,IN,DP3/Y(A),IEC320 C13 ...3 T0685 4301-000103 BATTERY-ALKALINE;1.5V,750mAH,LR03,10.5x4 ...3 T0524 6902-000361 BAG PE;LDPE,T0.05,W400,L240,TRP,8,2,8.00 ...3 REMO2 BN59-01010A REMOCON;TM950,SAMSUNG,20PIN SINGLE,48KEY ...3 M9889 BN63-01798B CLOTH-CLEAN;cloth,180,200,sea blue,ToC ...3 BN96-01800K ASSY ACCESSORY-SCREW ZIPPER;10 LCD-TV,60 ..4 T0081 6002-001294 SCREW-TAPPING;BH,+,,M4,L16,ZPC(BLK) ..4 T0524 6902-001169 BAG PE;LDPE,T0.1,W60,L60,Sealing ...3...
  • Page 24 5. Exploded View & Part List 5. Exploded View & Part List 5-1. LA32C450E1 Exploded View R001A T0175 T0175 T0910 P001A INVER M0014 T0101 PANEL T0101 T0101 T0920 T0101 T0003 M0027...
  • Page 25 5. Exploded View & Part List 5-2. LA32C450E1 Parts List Description & Specification Location No. Code No. Q’ty SA/SNA Remark INVER BN90-02432R ASSY COVER REAR;LC450 32 M0014 BN81-04166A A/S-INVERTER LTF320AP08;LTF320AP08 M0027 BN94-03485D ASSY PCB MAIN;MODEL P001A BN96-12870A ASSY STAND P-BASE;LC350 32,ABS+PMMA,HB,B PANEL BN44-00338C DC VSS-LCD TV;PI2632HD_ASM,PSLF121401A,A...
  • Page 26 5. Exploded View & Part List 5-2-1. LA32C450E1 Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark BN90-02428C ASSY COVER FRONT;LC450 32 T0003 BN96-12733C ASSY COVER P-FRONT;LC450 32,SO,ABS+PMMA, ...3 W391 6003-000275...
  • Page 27 BAG PE;LDPE,T0.05,W400,L240,TRP,8,2,8.00 ...3 AA68-03242M MANUAL FLYER-MANUAL FLYER-06,SAFETY GUID ...3 T0511 BN68-00968F MANUAL USERS;LA32R81BM/XTL,SIEL,ENGLISH, ...3 BN68-01420C MANUAL FLYER-SAFETY NOTICE FOR ANTENNA;A ...3 BN68-02684A MANUAL USERS-IB;Comm,Samsung,English,Asi ...3 BN68-02765B MANUAL FLYER-STAND GUIDE;L450(26~32),SAM ACCE2 BN96-13180E ASSY ACCESSORY-CABLE;LA22C450E1LXL ...3 T0685 4301-000103 BATTERY-ALKALINE;1.5V,750mAH,LR03,10.5x4 ...3 M0254 AA59-00416B ANT SHIELD BOX;UGC-AS-003A,PAL-BG,DK,I,M...
  • Page 28 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 0202-001767 SOLDER-CREAM;LST-5710,D20~38,Sn-57Bi-1Ag 2.221 ..4 DS01A 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 0403-001164 DIODE-ZENER;MMSZ5232B,5.32-5.88V,500MW,S ..4 0403-001783 DIODE-ZENER;BZB84-C6V2,5.8/6.6V,300mW,SO ..4 D0254 0404-001404 DIODE-SCHOTTKY;BAT721C,40V,200mA,SOT-23, ..4 T0139 0406-001271 DIODE-TVS;RCLAMP0524P,6/-/-V,150W,SLP251 ..4 0407-000114 DIODE-SWITCHING;KDS184,80V,100mA,SOT-23, ..4...
  • Page 29 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 DR39 2007-000162 R-CHIP;100Kohm,5%,1/16W,TP,1005 ..4 MR16 2007-000168 R-CHIP;470Kohm,5%,1/16W,TP,1005 ..4 R111 2007-000171 R-CHIP;0ohm,5%,1/16W,TP,1005 ..4 HDR17 2007-000172 R-CHIP;10ohm,5%,1/16W,TP,1005 ..4 R338 2007-000173 R-CHIP;22ohm,5%,1/16W,TP,1005 ..4 2007-000455 R-CHIP;18Kohm,1%,1/10W,TP,1608 ..4 ER13 2007-000669...
  • Page 30 5. Exploded View & Part List Description & Specification Level Location No. Code No. Q’ty SA/SNA Remark ..4 AD480 2203-002525 C-CER,CHIP;0.56nF,10%,50V,X7R,TP,1005 ..4 AAC1 2203-005249 C-CER,CHIP;100nF,10%,50V,X7R,TP,1608 ..4 2203-005481 C-CER,CHIP;47nF,10%,10V,X7R,TP,1005 ..4 AD480 2203-005511 C-CER,CHIP;27nF,10%,10V,X7R,TP,1005 ..4 AD480 2203-005968 C-CER,CHIP;4.7NF,10%,50V,X7R,TP,1005 ..4 AD480 2203-006126 C-CER,CHIP;47nF,10%,16V,X7R,1005 ..4 PC11 2203-006141...
  • Page 31: 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 32: 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 33: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than a 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 34 1. Precautions Memo...
  • Page 35: Product Specifications

    2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model LA22C450E1 Feature RF, 1-HDMI, 1-Component/AV, 1-AV, 1-USB2.0, D-SUB, Optical, Audio Out, Headphone ሪ Brightness : 500 cd/m ሪ Response Time : 6.5ms ሪ Specifications Item Description LCD Panel 22inch HD 50/60Hz...
  • Page 36 2. Product specifications Model LA26C450E1 Feature RF, 3-HDMI, 2-Component/AV, 1-USB2.0, D-SUB, Optical, Audio Out, FM Transmitter ሪ Brightness : 500 cd/m ሪ Response Time : 6.5ms ሪ Specifications Item Description LCD Panel 26inch HD 50/60Hz Scanning Frequency Horizontal : 60 kHz ~ 73 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...
  • Page 37 2. Product specifications Model LA32C450E1 Feature RF, 3-HDMI, 2-Component/AV, 1-USB2.0, D-SUB, Optical, Audio Out, FM Transmitter ሪ Brightness : 500cd//m ሪ Response Time : 6.5 ms ሪ Specifications Item Description LCD Panel 32inch HD 50/60Hz Scanning Frequency Horizontal : 60 kHz ~ 73 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...
  • Page 38: Specification Comparison To Old Models

    2. Product specifications 2-2. Specification Comparison to Old Models O : application, X : non-application ※ Model LC4E(LA**C450E1) LB4B(LA**B450B1) Design Display Type LCD TV LCD TV Built-in Tuner Resolution 1366 x 768 1366 x 768 LCD Panel TFT LCD Panel 50/60Hz TFT LCD Panel 50/60Hz Screen Size 22"/26"/32"...
  • Page 39: Detail Factory Option

    2-3. Detail Factory Option If you replace the main board with new one, please change the factory option as well. ※ The options you must change are “Type”.  LC450 (SX1) Model Name LA22C450E1 LA26C450E1 LA32C450E1 Vendor Panel CODE BN07-00757A...
  • Page 40 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 (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA...
  • Page 41 2. Product specifications (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA 791.25 791.25 791.25 791.25 791.25 799.25 799.25 799.25 799.25 799.25 807.25 807.25 807.25 807.25 807.25 815.25 815.25 815.25 815.25 815.25 823.25...
  • Page 42 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 46.25 57.25 49.75 64.25 57.75 55.25 86.25 65.75 61.25 95.25 77.25 67.25 102.25 85.25 77.25 175.25 168.25 83.25 182.25 176.25 175.25 189.25 184.25 181.25 196.25 192.25 187.25 209.25 200.25...
  • Page 43 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 695.25 823.25 699.25 702.25 831.25 705.25 709.25 839.25 711.25 716.25 847.25 717.25 723.25 855.25 723.25 730.25 863.25 729.25 737.25 735.25 744.25 741.25 751.25 747.25 758.25 753.25 765.25 759.25 772.25...
  • Page 44 2. Product specifications Cable CHANNEL (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA 105.25 103.25 103.25 105.25 105.25 112.25 111.25 111.25 112.25 112.25 119.25 119.25 119.25 119.25 119.25 126.25 127.25 127.25 126.25...
  • Page 45 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 105.25 112.25 73.25 112.25 120.25 55.25 119.25 128.25 61.25 126.25 136.25 67.25 133.25 144.25 77.25 140.25 152.25 83.25 147.25 160.25 175.25 154.25 224.25 181.25 161.25 232.25 187.25 168.25 240.25...
  • Page 46 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 475.25 481.25 487.25 493.25 499.25 505.25 511.25 517.25 523.25 529.25 535.25 541.25 547.25 553.25 559.25 565.25 571.25 577.25 583.25 589.25 595.25 601.25 607.25 613.25 619.25 625.25 631.25 637.25 643.25...
  • Page 47: Accessories

    BN59-01010A (AAA x 2) Power Cord Depending On Country 22" BN96-12739A Stand 26" BN96-12869A 32" BN96-12870A Samsung Electronics Screw Service center 6002-001294 (for the stand - M4, L6) Owner’s Instructions BN68-02684A Warranty Card / Registration Card / Safety Guide Manual...
  • Page 48: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting 4-1-1. Previous check 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. •...
  • Page 49 4. Troubleshooting 4-1-1. No Power (SX1) The LEDs on the front panel do not work when connecting the power cord. Symptom The SMPS relay does not work when connecting the power cord. 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 50 Does the digital data appear at the IC1102. output of LVDS Cable? 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 51 4. Troubleshooting WAVEFORMS PC input (V-sink , H-sink , R/G/B ) LVDS output...
  • Page 52 4. Troubleshooting 4-1-3. No Video (HDMI - Digital Signal) (SX1) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source. Major Check the IC1102(SX1) , Check the HDMI switch checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power Indicator is off.
  • Page 53 4. Troubleshooting WAVEFORMS HDMI input (RX_Data, RX_Clk) LVDS output...
  • Page 54 Does the Signal appear at Change a main PCB ass’y. R505 of IC1102? 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 55 4. Troubleshooting WAVEFORMS CVBS OUT (Grey Bar) LVDS output...
  • Page 56 Diagnostics Does the signal appear at Check a connection harness. C507, C509 of IC1102? 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 57 4. Troubleshooting WAVEFORMS LVDS output 4-10...
  • Page 58 4. Troubleshooting 4-1-6. No Sound (SX1) Symptom Video is normal but there is no sound.. When the speaker connectors are disconnected or damaged. Major When the sound processing part of the Main Board is not functioning. checkpoints Speaker defect. Connect a sound cable. Picture is display, no sound.
  • Page 59 4. Troubleshooting WAVEFORMS I2S Data Speaker out 4-12...
  • Page 60 4. Troubleshooting 4-1-1. No Power (X4) 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 61 4. Troubleshooting Does proper DC B13V appear at LVDS connector Change the LVDS cable. Pin #1~5 of T-con b’d? Does proper DC B13V Change the T-con b’d. appear at F1 of T-con b’d? Check a other function. A power is supplied to set ? (No picture part) Replace a LCD Panel.
  • Page 62 4. Troubleshooting 4-1-2. No Video_Analog PC signal (X4) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the Arsenal, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 63 4. Troubleshooting WAVEFORMS „ PC input (V-sink , H-sink , R/G/B) LVDS output 4-16...
  • Page 64 4. Troubleshooting 4-1-3. No video_HDMI1, 2, 3, 4 - Digital signal (X4) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source. Major Check the HDMI switch, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 65 4. Troubleshooting WAVEFORMS „ HDMI input (RX_Data, RX_Clk) LVDS output 4-18...
  • Page 66 4. Troubleshooting 4-1-4. No Video_Tuner - CVBS (X4) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source. Major Check the Tuner, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 67 4. Troubleshooting WAVEFORMS „ LVDS output 4-20...
  • Page 68 4. Troubleshooting 4-1-5. No Video_Video CVBS (X4) Symptom Audio is normal but no picture is displayed on the screen. Check the Video CVBS source Major Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 69 4. Troubleshooting WAVEFORMS „ CVBS OUT (Grey Bar) LVDS output 4-22...
  • Page 70 4. Troubleshooting 4-1-6. No Video_Component (X4) Symptom Audio is normal but no picture is displayed on the screen. Check the Component source Major Check the chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 71 4. Troubleshooting WAVEFORMS „ Compnent_Y (Gray scale) / Pb / Pr (Color bar) LVDS output 4-24...
  • Page 72 4. Troubleshooting 4-1-7. No Sound (X4) Symptom Video is normal but there is no sound.. When the speaker connectors are disconnected or damaged. Major When the sound processing part of the Main Board is not functioning. checkpoints Speaker defect.. Check the source and check the connection of Input the video source properly.
  • Page 73 4. Troubleshooting WAVEFORMS „ Speaker out 4-26...
  • Page 74 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 75: 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 4-3-2 How to Access Service Mode Using the Customer Remote Turn the power off and set to stand-by mode Press the remote buttons in this order to turn the set on.
  • Page 76 4. Troubleshooting 4-3-3 Factory Data (SX1) Option „ Factory Name Data Range OPTION Factory Reset NONE/19O6TH0C/19A6TH0C/22I6TH0C/22A6TH0C/22D6TH0C/2 2P6TH0C/26A6AH0C/26D6AH0C/26L6AH0C/26P6AH0C/32A6AH 0C32D6AH0C/32L6AH0C32P6AH0C/32A6AF0C/32L6AF0C/32A1 AF0C/32L1AF0C/37L6AF0C/37L1AF0C/40A6AF0C/40D6AF0C/40 L6AF0C/40A1AF0C/40L1AF0C/40A1UF0C/40D1UF0C/40L1UF0C /46A6AF0C/46D6AF0C/46L6AF0C/46A1AF0C/46L1AF0C/46A1UF Type 0C/46D1UF0C/46L1UF0C/55A1UF0C/55L1UF0C/65L1UF0C/19R 6TH0E/22D6TH0E/26D6AH0E/32D6AH0E32D6UF0E/32A1UF0E/ 32D1UF0E/37L6UF0E/37D1UF0E/37L1UF0E/40D6UF0E/40A1UF 0E/40D1UF0E/46D6UF0E/46L6UF0E/46A1UF0E/46D1UF0E/46L1 UF0E/55A1UF0E/55D1UF0E/55L1UF0E/65L1UF0E/42HHcD3/50H HcD450FArN4/50FArV458FArN1/58FArV163FArN1/ Local Set … LC350/LC450/LC450H/LC451LC452/LC457HLC459H/LC480/ LC530/LC530H/LC539H/LC540/LC550/LC560/LC580/LC570/ LC610/LC620/LC630/LC631/LC632/LC633/LC640/LC650/LC652/ LC653/LC654/LC670/ LC550 UC400/UC400H/UC4010/UC5000/UC5100/UC6000/UC6200/ LC540 Model UC6300/UC6400/UC6400H/UC6500/UC6510/UC6530/UC6540/ LC530 UC6550/UC6600/UC6620/UC6630/UC6700/UC6720/UC6730/ LC450...
  • Page 77 4. Troubleshooting Control „ Factory Name Control EDID Sub Option PDP Option Hotel Option Shop Option Asia Option Sound Config Option Factory Name Data Range EDID EDID ON/OFF EDID WRITE ALL … EDID WRITE PC … EDID WRITE HDMI … EDID WRITE HDMI1 …...
  • Page 78 4. Troubleshooting Sub Option Factory Name Data Range RF Mute Time 600ms 0ms~1000ms RS-232 Jack UART Debug/Login/UART Watchdog ON/OFF WD Count Dimm Type fixed Lvds Format JEIDA JEIDA/VESA/19INCH MediaPlay DB On whth 5MB fixed MediaPlay Movie chapterinMedia fixed MediaPlay DLNA fixed MediaPlay PlayList fixed...
  • Page 79 4. Troubleshooting Factory Name Data Range Sound High Devi ON/OFF Carrier_Mute ON/OFF Speaker Delay Normal 0~255 Pilot Level High Thld 0x70h 0x00~0xff Pilot Level Low Thld 0x20h 0x00~0xff Speaker EQ ON/OFF SPDIF PCM Gain -9dB -10dB~0dB „ Factory Name Data Range Test Pattern Panel Display Time...
  • Page 80 4. Troubleshooting Factory Name Data Range Not modified Not modified Singal Strength Not modified Bandwidth Not modified Frequency Not modified LNA Status Not modified Not modified Modulation Not modified Code Rate Not modified Not modified Hier Modulation Not modified Frequency Offset Not modified Timing Offset Not modified...
  • Page 81 4. Troubleshooting Expert „ Factory Name Data Range Expert N / D ADJ Off / On / FIX SOURCE Not modified ADC/WB „ Factory Name ADC/WB ADC Target ADC RESULT Factory Name Data Range AV Calibration Success Success / Failure Comp Calibration Success Success / Failure...
  • Page 82 4. Troubleshooting Factory Name Data Range ADC RESULT 1st_AV_Gain 0 ~ 255 1st_AV_Offset 0 ~ 255 1st_Comp_Gain 0 ~ 255 1st_Comp_Gain_Cb 0 ~ 255 1st_Comp_Gain_Cr 0 ~ 255 1st_Comp_Offset 0 ~ 255 1st_Comp_Offset_Cb 0 ~ 255 1st_Comp_Offset_Cr 0 ~ 255 1st_PC_R_Gain 0 ~ 255 1st_PC_G_Gain...
  • Page 83: Factory Data (X4)

    4. Troubleshooting 4-3-5. Factory Data (X4) Option „ OPTION Factory Data Range Remark Name Factory Reset NONE/19O6TH0C/19A6TH0C/22I6TH0C/22A6TH0C/22D6TH0C/2 2P6TH0C/26A6AH0C/26D6AH0C/26L6AH0C/26P6AH0C/32A6AH 0C/32D6AH0C/32L6AH0C/32P6AH0C/32A6AF0C/32L6AF0C/32A 26D6AH0C 1AF0C/32L1AF0C/37L6AF0C/37L1AF0C/40A6AF0C/40D6AF0C/4 32D6AH0C 0L6AF0C/40A1AF0C/40L1AF0C/40A1UF0C/40D1UF0C/40L1UF0 32L6AF0C C/46A6AF0C/46D6AF0C/46L6AF0C/46A1AF0C/46L1AF0C/46A1 Type 37L6AF0C UF0C/46D1UF0C/46L1UF0C/55A1UF0C/55L1UF0C/65L1UF0C/1 40D6AF0C 9O6TH0E/22D6TH0E/26D6AH0E/32D6AH0E/32D6UF0E/32A1UF 46L6AF0C 0E/32D1UF0E/37L6UF0E/37D1UF0E/37L1UF0E/40D6UF0E/40A1 UF0E/40D1UF0E/46D6UF0E/46L6UF0E/46A1UF0E/46D1UF0E/4 6L1UF0E/55A1UF0E/55D1UF0E/55L1UF0E/65L1UF0E/42HHcD3/ 50HHcD450FArN4/50FArV458FArN1/58FArV163FArN1/ Local Set … LC350/LC450/LC450H/LC451LC452/LC457HLC459H/LC480/ LC530/LC530H/LC539H/LC540/LC550/LC560/LC580/LC570/ LC610/LC620/LC630/LC631/LC632/LC633/LC640/LC650/LC652/ LC653/LC654/LC670/ LC450...
  • Page 84 4. Troubleshooting Control „ Control Factory Name Range Remark EDID SUB MENU Sub Option SUB MENU PDP Option Hotel Option SUB MENU Shop Option SUB MENU Asia Option SUB MENU INFO+FACTORY Sound SUB MENU Config Option SUB MENU INFO+FACTORY SUB MENU INFO+FACTORY EDID Factory Name...
  • Page 85 4. Troubleshooting Alternate Del ON/OFF INFO+FACTORY OTN Server Type operation/development operationg OTN Test Server OFF/ A/B/C/D/E Zone OTN Support ON/OFF OTN Reset OTN Duration ON/OFF OTN Fail Test ON/OFF IIC Bus Stop ON/OFF INFO+FACTORY Visual Test fixed Disable INFO+FACTORY T-CON USB Download fixed Failure Emergency Log Copy...
  • Page 86 4. Troubleshooting Tuner Margin 0~2002 SUB MENU Factory Name Data Range Remark Y0 Ref 0~255 Y1 Ref 0~255 Y2 Ref 0~255 Y3 Ref 0~255 Y4 Ref 0~255 Y5 Ref 0~255 Y6 Ref 0~255 Y7 Ref 0~255 Cb0 Ref 0~255 Cb1 Ref 0~255 Cb2 Ref 0~255...
  • Page 87 … INFO+FACTORY PC Auto Ident Auto/Enable Enable Hotel Factory Name Data Range Remark Option ON/OFF Hotel Mode Samsung/2M/Locatel/VDA/VDA-S/Acentic/ Premiere/Sustinere/Quadriga/ETV/Ibahn/ SI Vender Samsung Magilink/Otrum/PeninsulaSiemens/OCC/MTI/ MstreamsDAWNXTV/Enseo/Cardinal/Guestek/OFF/ Movielink/Swisscom Power On Channel 1~135 Channel Type ATV/DTV/CATV/CDTV Power On Volume 0~100 Min Volume 0~100...
  • Page 88 4. Troubleshooting Sound Factory Name Data Range Remark High Devi ON/OFF Carrier_Mute ON/OFF Volume Curve Type2 Type1/Type2/error INFO+FACTORY Speaker Delay Normal 0~255 Pilot Level High Thld 0x08h 0x00~0xff Pilot Level Low Thld 0x05h 0x00~0xff FM Prescale 0~255 INFO+FACTORY AM Prescale 0~255 INFO+FACTORY NICAM Prescale...
  • Page 89 4. Troubleshooting Select LCD/PDP LCD/PDP INFO+FACTORY HDMI/DVI SEL INFO+FACTORY Indicator Led ON/OFF INFO+FACTORY Wall Mount ON/OFF INFO+FACTORY HV Flip ON/OFF INFO+FACTORY Num of Display INFO+FACTORY DVI/HDMI SOUND Auto Auto/DVI INFO+FACTORY HDMI HOT PLUG Disable Enable/Disable INFO+FACTORY HOTPLUG SWITCHING Boot Disable/Boot/Source INFO+FACTORY HOTPLUG DURATION 1200ms...
  • Page 90 4. Troubleshooting sSCC Const SUB MENU INFO+FACTORY Factory Name Data Range Remark sSCC Hx 0~1024 INFO+FACTORY sSCC Hy 0~1024 INFO+FACTORY sSCC Lx 0~1024 INFO+FACTORY sSCC Ly 0~1024 INFO+FACTORY pSCC Const SUB MENU INFO+FACTORY Factory Name Data Range Remark 0~512 INFO+FACTORY 0~512 INFO+FACTORY 0~512...
  • Page 91 4. Troubleshooting Hier Modulation fixed Frequency Offset fixed Timing Offset fixed fixed fixed PLL Type fixed DEMOD Type fixed TPS LOCK fixed RS Lock fixed fixed fixed ISDB-T SUB MENU Factory Name Data Range Remark FFT Size_1 fixed Guard Interval_1 fixed Freq.
  • Page 92 4. Troubleshooting Expert „ ADC/WB Factory Name Data Range Remark SUB MENU Factory Name Data Range Remark AV Calibration Success Success / Failure Comp Calibration Success Success / Failure PC Calibration Success Success / Failure HDMI Calibration Success Success / Failure ADC Target SUB MENU Factory Name...
  • Page 93 4. Troubleshooting 2nd_PC_G_High fixed 2nd_PC_B_High fixed 2nd_PC_Delta 2nd_HDMI_R_Low fixed 2nd_HDMI_G_Low fixed 2nd_HDMI_B_Low fixed 2nd_HDMI_R_High fixed 2nd_HDMI_G_High fixed 2nd_HDMI_B_High fixed 2nd_HDMI_Delta ADC RESULT SUB MENU Factory Name Data Range Remark 1st_Y_GH fixed 1st_Y_GL fixed 1st_Cb_BH fixed 1st_Cb_BL fixed 1st_Cr_RH fixed 1st_Cr_RL fixed 2nd_R_L 0 ~ 255...
  • Page 94: 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 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. W/B R offset R gain G offset G gain B offset...
  • Page 95: Servicing Information

    Installing the latest version is recommended. By USB : Insert a USB drive containing the firmware upgrade file downloaded from samsung.com into the TV. Please ሪ be careful not to disconnect the power or remove the USB drive until upgrades is complete. The TV will turn off and on automatically after completing the firmware upgrade.
  • Page 96: Wiring Diagram

    6. Wiring Diagram 6. Wiring Diagram 6-1. Wiring Diagram C450 : 22" „...
  • Page 97 6. Wiring Diagram 26" / 32" „...
  • Page 98 6. Wiring Diagram 6-2. Connector FCN402 (to Panel) ZCN1303_HD(to Panel) CN501(LAN) C550 C550/C540(40"/46")/C530 C540(32")/C450 LAN_TX- LAN_VCC Panel_ EVEN[0]- ODD[CLK]+ LAN_RX- Panel_ LAN_TX+ ODD[CLK]- ODD[4]+ LAN_RX+ Panel_ ODD[4]- CN901(PC) ODD[3]+ Panel_ ODD[2]+ PC_RED PC_5V ODD[3]- Panel_ IDENT_ FORMAT ODD[2]- GREEN SDA_ ODDCLK+ PC_BLUE R_FANET...
  • Page 99 6. Wiring Diagram CN701(UNIVERSAL JACK) CN1002 (HDMI1) CN1004 (HDMI3) C550/C540 HDMI1_ HDMI3_ RX2+ RX2+ COM2_SL 17 COMP1_SL HDMI1_ HDMI3_ COM2_ COMP1_ RXCLK- RXCLK- HDMI1_ HDMI_ HDMI3_ HDMI_ RX2- RX2- HDMI1_ HDMI3_ COMP2_ COMP1_ RX1+ RX1+ COMP2_ 21 COMP1_SL HDMI1_ HDMI3_ RX1- RX1- HDMI1_...
  • Page 100: Connector Functions

    6. Wiring Diagram 6-3. Connector Functions Connector Functions Supply main power and dimming signal from IP board to Main Board. Main CN201   IP CN802 Main CN1302/ZCN1303_HD   T-CON CNF1 The LVDS signal transfered from Main Board to Panel . IP CN803 ...

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