Service manual

ManualsBrandsSamsung ManualsFlat Panel TVLC530-ZA

SERVICE

Manual

TFT-LCD TV Contents

Refer to the service manual in the GSPN (see the rear cover) for the more information.

1. Precautions

2. Product speciﬁcations

3. Disassembly and Reassembly

4. Troubleshooting

5. Exploded View & Part List

6. Wiring Diagram

LCD-TV

LA32C550J1F/LA37C550J1F

LA40C550J1F/LA46C550J1F

LA32C530F1R/LA37C530F1R

LA40C530F1R/LA46C530F1R

Chassis : N82A

Model : LA32C550J1F

LA37C550J1F

LA40C550J1F

LA46C550J1F

LA32C530F1R

LA37C530F1R

LA40C530F1R

LA46C530F1R

Summary of content (98 pages)

PAGE 1
LCD-TV Chassis : N82A Model : LA32C550J1F LA37C550J1F LA40C550J1F LA46C550J1F LA32C530F1R LA37C530F1R LA40C530F1R LA46C530F1R SERVICE TFT-LCD TV Manual Contents 1. Precautions 2. Product speciﬁcations 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram LA32C550J1F/LA37C550J1F LA40C550J1F/LA46C550J1F LA32C530F1R/LA37C530F1R LA40C530F1R/LA46C530F1R Refer to the service manual in the GSPN (see the rear cover) for the more information.
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Contents 1. Precautions .............................................................................................................. 1-1 1-1. Safety Precautions ......................................................................................................... 1-1 1-2. Servicing Precautions ..................................................................................................... 1-2 1-3. Electrostatically Sensitive Devices (ESD) Precautions ...............................................
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GSPN (Global Service Partner Network) Area Web Site North America http://service.samsungportal.com Latin America http://latin.samsungportal.com CIS 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 This Service Manual is a property of Samsung Electronics Co.,Ltd.
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3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LC550(LA32C550***) LCD TV. WARNING: This LCD TV contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly and Reassembly (LC550) 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.
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3. Disassembly and Reassembly Description Picture Description Screws 4. Remove the left and right speaker. 5. Remove the 5 screws of main board. Remove the screws of SMPS board. 32", 37" : Remove the 5 screws of rear-cover. 40", 46" : Remove the 7 screws of rear-cover. 6001-002284 6001-002604 6. Remove the 5 screws of bracket stand link. 6003-000337 6003-001003 7. Lift up the stand link. 8. Lift up the panel. Ⲽ Reassembly procedures are in the reverse order of disassembly procedures.
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3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LC550(LA32C550***) LCD TV. WARNING: This LCD TV contains electrostatically sensitive devices. Use caution when handling these components. 3-2. Disassembly and Reassembly (LC530) 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.
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3. Disassembly and Reassembly Description Picture Description Screws 4. Remove the left and right speaker. 5. Remove the 5 screws of main board. Remove the screws of SMPS board. 32", 37" : Remove the 5 screws of rear-cover. 40", 46" : Remove the 7 screws of rear-cover. 6001-002284 6001-002604 6. Remove the 5 screws of bracket stand link. 6003-000337 6003-001003 7. Lift up the stand link.
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3. Disassembly and Reassembly Description Picture Description Screws 8. Lift up the panel. Ⲽ Reassembly procedures are in the reverse order of disassembly procedures.
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5. Exploded View & Part List 5. Exploded View & Part List 5-1.
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5. Exploded View & Part List 5-2. LA32C550J1F Parts List Location No. Code No. F001A BN96-12806E T0175 5-2 Description & Speciﬁcation Q’ty SA/SNA ASSY COVER P-FRONT;32,LC550,CHINA(DTV),P 1 SA BN96-12871A ASSY SPEAKER P;6ohm,4pin,10W,L:530 R:170 1 SA PANEL BN07-00808A LCD-PANEL;LTF320HM01,SSCZMS,8bit,31.
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5. Exploded View & Part List 5-2-1. LA32C550J1F Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA Remark LA32C550J1FXXZ 0.1 S001A BN90-02442B ASSY STAND;32,LC650,W/W,2COAT,ROSE BLACK 1 SNA ..2 SG03A BN96-12758B ASSY STAND P-GUIDE;32,LC650,W/W,PC+G/F,2 1 SA ...3 T0524 6902-001048 BAG PE;LDPE,T0.05,W160,L300,TRP,4g 1 SNA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ...3 BN60-00163A SPACER-FOAM;LC650-32",FOAM,400,0.5,25,Bo 2 SNA ...3 BN60-00163F SPACER-FOAM;LC650-32",FOAM,750,T 0.5,22, 1 SNA BN74-00052A TAPE-PAPER;LB530,Crepe Paper,0.17mm, 10m 0.05 SNA BN96-12871A ASSY SPEAKER P;6ohm,4pin,10W,L:530 R:170 1 SA ...3 ..2 T0175 0.1 BN91-04886A ASSY LCD-AMLCD;BN07-00808A 1 SNA PANEL BN07-00808A LCD-PANEL;LTF320HM01,SSCZMS,8bit,31.5,16 1 SA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 1205-003733 IC-SWITCH;AP2191MPG-13,MSOP-8L-EP,8P,2.9 1 SA ....4 1205-003735 IC-SWITCH;AP2151WG-7,SOT25,5P,2.9x1.6mm, 1 SA ....4 1405-001185 VARISTOR;24Vdc,1.6x0.8x0.36mm,TP 1 SA ....4 1405-001271 VARISTOR;20Vdc,5A,1.0x0.5x0.6mm,TP 25 SA ....4 R105 2007-000138 R-CHIP;100ohm,5%,1/16W,TP,1005 33 SNA ....4 AR49 2007-000140 R-CHIP;1Kohm,5%,1/16W,TP,1005 5 SNA ....
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 C254 2203-000438 C-CER,CHIP;1nF,10%,50V,X7R,TP,1005 13 SA ....4 AC139 2203-000491 C-CER,CHIP;2.2nF,10%,50V,X7R,1608 2 SA ....4 V1233 2203-000575 C-CER,CHIP;220nF,10%,25V,X7R,TP,2012 6 SNA ....4 MC9 2203-000627 C-CER,CHIP;.022nF,5%,50V,C0G,TP,1005 3 SNA ....4 DC25 2203-000812 C-CER,CHIP;.033nF,5%,50V,C0G,1005 9 SA ....4 CK40B 2203-000838 C-CER,CHIP;0.
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5. Exploded View & Part List Level Location No. Code No. ....4 L1103 2703-000403 INDUCTOR-SMD;22uH,10%,3225 1 SA 1203-005538 IC-DC/DC CONVERTER;AOZ1021HAIL,SOP,8P,4. 1 SA ....4 Description & Speciﬁcation Q’ty SA/SNA 1203-006288 IC-VOL. DETECTOR;RT9818B-18GV,SOT-23-3,3 1 SA ....4 PR6 2007-000072 R-CHIP;47ohm,5%,1/10W,TP,1608 4 SNA ....4 HDR7 2007-000139 R-CHIP;220ohm,5%,1/16W,TP,1005 3 SNA 2007-007135 R-CHIP;18Kohm,1%,1/16W,TP,1005 1 SNA ....4 ....4 ....
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5. Exploded View & Part List Level Location No. Code No. ...3 M9889 BN63-01798B CLOTH-CLEAN;cloth,180,200,sea blue,ToC 1 SA ...3 T0531 BN63-06389A COVER-BOTTOM;32,LC530,HIPS,HB,BK0020 1 SA ...3 T0527 BN68-00513A LABEL-E,PASS;ALL MODEL,YUPO(110G),50X15, 1 SNA BN43-00004A BATTERY;BM1L,BATTERY,MN,600mAh,7.9g 2 SNA BN59-01017A REMOCON;TM1050,SAMSUNG,20PIN SINGLE,48KE 1 SA BN61-05596A HOLDER-WIRE CABLE;LED TV,LDPE,T0.8,L150, 1 SNA ...3 ...3 REMO2 ...3 ...3 M0254 ..
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5. Exploded View & Part List 5. Exploded View & Part List 5-1.
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5. Exploded View & Part List 5-2. LA40C550J1F Parts List Location No. Code No. F001A BN96-12808E PANEL 5-2 Description & Speciﬁcation Q’ty SA/SNA ASSY COVER P-FRONT;40,LC550,CHINA(DTV),P 1 SA BN07-00800A LCD-PANEL;LTF400HM01,SSDZMS,8bit,40,1.
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5. Exploded View & Part List 5-2-1. LA40C550J1F Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA Remark LA40C550J1FXXZ 0.1 S001A BN90-02443B ASSY STAND;37,40,LC650,W/W,2COAT,ROSE BL 1 SNA ..2 M0027 BN96-12762A ASSY STAND P-BASE;37,40,EXPORT,TEMPERED 1 SA ...3 M0081 6003-001003 SCREW-TAPTYPE;BH,+,B,M4,L12,ZPC(BLK),SWR 6 SA ...3 BN61-04692A BOSS-PRIMER;#94,clear,35cps 0.1 SNA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation ...3 M0125 BN96-13451B ASSY BOARD P-TOUCH FUNCTION&IR;LN32C550J 1 SA BN74-00052A TAPE-PAPER;LB530,Crepe Paper,0.17mm, 10m 0.05 SNA BN96-12837A ASSY SPEAKER P;6ohm,4pin,10W,L:570 R:250 1 SA BN91-04889A ASSY LCD-AMLCD;BN07-00800A 1 SNA ...3 ..2 T0175 0.1 Q’ty SA/SNA ..2 PANEL BN07-00800A LCD-PANEL;LTF400HM01,SSDZMS,8bit,40,1.67 1 SA ...
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5. Exploded View & Part List Level Location No. ..2 Code No. Description & Speciﬁcation Q’ty SA/SNA BN61-06441A HOLDER-INLET;LC530,ABS,V0 1 SNA ..2 CCMM1 BN73-00264A SILICON/RUBBER;LE32C530F1WXXC,SILICON+PO 1 SNA ..2 M0523 BN96-12973A ASSY BRACKET P-WALL;32,37,40,LC650,SECC, 4 SNA ...3 T0101 BN61-05996A BRACKET-WALL;LC650 40,SECC,T1.2 4 SNA BN60-00188B SPACER-FOAM;LCD,FELT,20,3.0,20,Center : 4 SNA ..2 M0230 BN96-13171C ASSY CABLE P-FFC;LN40C530F1FXZA,FFC,0.5m 1 SA ..
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5. Exploded View & Part List Level Location No. Code No. ....4 T0087 1203-002898 IC-POSI.FIXED REG.;G950T45R,T0-252,3P,6. 1 SA 1203-004364 IC-VOL. DETECTOR;RT9818C-42PV,SOT-23,3P, 1 SA ....4 Description & Speciﬁcation Q’ty SA/SNA 1203-005134 IC-POSI.FIXED REG.;RT9167A-33PB,SOT-23-5 1 SNA ....4 1203-005559 IC-BACKLIGHT DRIVER;MP3302DJ,TSOT23,5P,2 1 SA ....4 1203-006013 IC-DC/DC CONVERTER;AOZ1031AI,SO-8,8P,4.9 2 SA ....4 1203-006017 IC-VOL. DETECTOR;RT9824GJ8,TSOT23,8P,2.
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 DAR09 2011-001262 R-NETWORK;22ohm,5%,1/16W,L,CHIP,8P,TP,2. 6 SA ....4 DRP29 2011-001396 R-NETWORK;4.7Kohm,5%,1/16W,L,CHIP,8P,TP, 1 SA ....4 2011-001448 R-NETWORK;10ohm,5%,1/16W,L,4P,T,1010 4 SA ....4 2011-001449 R-NETWORK;22ohm,5%,1/16W,L,4P,TP,1010 5 SA ....4 2011-001519 R-NETWORK;33OHM,5%,1/16W,L,CHIP,4P,TP,1. 3 SA ....4 2011-001527 R-NETWORK;4.
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty ....4 T0568 ....4 T0313 SA/SNA 3301-002039 BEAD-SMD;26ohm,1608,TP 37 SA 3404-001207 SWITCH-TACT;12V,50mA,160gf,6.2X6.2,SPST 1 SA ....4 3601-001374 FUSE-SURFACE MOUNT;32V,5A,FAST-ACTING,Hi 1 SNA ....4 3701-001591 CONNECTOR-HDMI;19P,2ROW,FEMALE,SMD-S,AU 3 SNA ....4 AC510 ....4 3708-002797 CONNECTOR-FPC/FFC/PIC;51P,0.50mm,SMD,AU, 1 SA 3710-002111 SOCKET-BOARD TO BOARD;60P,2R,0.
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5. Exploded View & Part List 5. Exploded View & Part List 5-1.
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5. Exploded View & Part List 5-2. LA46C550J1F Parts List Location No. Code No. F001A BN96-12809E PANEL 5-2 Description & Speciﬁcation Q’ty SA/SNA ASSY COVER P-FRONT;46,LC550,CHINA(DTV),P 1 SA BN07-00815A LCD-PANEL;LTF460HM01,SSEZMS,8bit,46,16.
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5. Exploded View & Part List 5-2-1. LA46C550J1F Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA Remark LA46C550J1FXXZ 0.1 S001A BN90-02444B ASSY STAND;46,LC650,W/W,2COAT,ROSE BLACK 1 SNA ..2 M0027 BN96-12763A ASSY STAND P-BASE;46,EXPORT,TEMPERED GLA 1 SA ...3 M0081 6003-001003 SCREW-TAPTYPE;BH,+,B,M4,L12,ZPC(BLK),SWR 6 SA ...3 BN61-04692A BOSS-PRIMER;#94,clear,35cps 0.1 SNA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation ...3 M0125 BN96-13451C ASSY BOARD P-TOUCH FUNCTION&IR;LN46C550J 1 SA BN74-00052A TAPE-PAPER;LB530,Crepe Paper,0.17mm, 10m 0.05 SNA BN96-12837B ASSY SPEAKER P;6ohm,4pin,10W,L:630 R:290 1 SA BN91-04897A ASSY LCD-AMLCD;BN07-00815A 1 SNA ...3 ..2 T0175 0.1 Q’ty SA/SNA ..2 PANEL BN07-00815A LCD-PANEL;LTF460HM01,SSEZMS,8bit,46,16.7 1 SA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ..2 ACCE2 BN96-13889A ASSY ACCESSORY-CABLE;LA46C550J1FXXZ,LC55 1 SNA ...3 T0268 3903-000434 CBF-POWER CORD;DT,CN,IP3/YES,IEC320 C13- 1 SA ...3 T0524 6902-001107 BAG PE;LDPE,T0.05,W450,L400,TRP,0,3Separ 1 SNA ...3 M9889 BN63-01798B CLOTH-CLEAN;cloth,180,200,sea blue,ToC 1 SA ...3 T0531 BN63-06339A COVER-BOTTOM;37,40,46,LC650,HIPS,HB,BK00 1 SA ...
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 T0124 1201-002992 IC-POWER AMP;STA369BWS,PSSO,36P,10.3x7.5 1 SA ....4 T0087 1203-001815 IC-POSI.FIXED REG.;78M09,TO-252,3P,PLAST 1 SA ....4 T0087 1203-002835 IC-POSI.FIXED REG.;KIA7805AF,DPAK,3P,6.6 1 SA ....4 T0087 1203-002898 IC-POSI.FIXED REG.;G950T45R,T0-252,3P,6. 1 SA 1203-004364 IC-VOL. DETECTOR;RT9818C-42PV,SOT-23,3P, 1 SA 1203-005134 IC-POSI.FIXED REG.
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 2007-008134 R-CHIP;12.4Kohm,1%,1/16W,TP,1005 2 SC ....4 2007-008298 R-CHIP;49.9ohm,1%,1/16W,TP,1005 4 SA 2007-008593 R-CHIP;750ohm,1%,1/16W,TP,1005 1 SA ....4 DAR09 2011-001262 R-NETWORK;22ohm,5%,1/16W,L,CHIP,8P,TP,2. 6 SA ....4 DRP29 ....4 2011-001396 R-NETWORK;4.7Kohm,5%,1/16W,L,CHIP,8P,TP, 1 SA ....4 2011-001448 R-NETWORK;10ohm,5%,1/16W,L,4P,T,1010 4 SA ....
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5. Exploded View & Part List Level Location No. Code No. Description & Speciﬁcation Q’ty SA/SNA ....4 X202 2801-004775 CRYSTAL-SMD;12MHz,30ppm,16pF,30ohm,TP 1 SNA ....4 F103 2901-001506 FILTER-EMI SMD;5V,0.13A,0pF,2x1x0.5mm,TP 2 SA ....4 T0568 3301-001236 BEAD-SMD;60ohm,1608 7 SNA ....4 T0568 3301-002039 BEAD-SMD;26ohm,1608,TP 37 SA ....4 T0313 3404-001207 SWITCH-TACT;12V,50mA,160gf,6.2X6.2,SPST 1 SA 3601-001374 FUSE-SURFACE MOUNT;32V,5A,FAST-ACTING,Hi 1 SNA ....4 ...
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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 1. For continued safety, do not attempt to modify the circuit board. 2. Disconnect the AC power and DC power jack before servicing. 1-1-2. Servicing the LCD TV 1. When servicing the LCD TV, Disconnect the AC line cord from the AC outlet. 2.
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1. Precautions 1-2. Servicing Precautions WARNING: Caution: Note: An electrolytic capacitor installed with the wrong polarity might explode. Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. If unforeseen circumstances create conﬂict between the following servicing precautions and any of the safety precautions, always follow the safety precautions. 1-2-1 General Servicing Precautions 1.
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1. Precautions 1-4. Installation Precautions 1. For safety reasons, more than a people are required for carrying the product. 2. Keep the power cord away from any heat emitting devices, as a melted covering may cause ﬁre or electric shock. 3. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause ﬁre. 4. Bend the external antenna cable when connecting it to the product.
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2. Product speciﬁcations 2. Product speciﬁcations 2-1. Feature & Speciﬁcations Model LA32C550J1F/LA32C530F1R Feature ሪ DTV/ATV, 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN ሪ Brightness : 500cd/m2 ሪ High Contrast Ratio : 60,000:1 ሪ Response Time : 6.5ms Speciﬁcations Item Description Input Jack 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN Scanning Frequency Horizontal : 50kHz~75kHz (Automatic) Vertical : 47kHz~63kHz (Automatic) Display Colors 16.
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2. Product speciﬁcations Model LA37C550J1F/LA37C530F1R Feature ሪ DTV/ATV, 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN ሪ Brightness : 500cd/m2 ሪ High Contrast Ratio : 60,000:1 ሪ Response Time : 6.5ms Speciﬁcations Item Description Input Jack 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN Scanning Frequency Horizontal : 50kHz~75kHz (Automatic) Vertical : 47kHz~63kHz (Automatic) Display Colors 16.
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2. Product speciﬁcations Model LA40C550J1F/LA40C530F1R Feature ሪ DTV/ATV, 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN ሪ Brightness : 500cd/m2 ሪ High Contrast Ratio : 60,000:1 ሪ Response Time : 6.5ms Speciﬁcations Item Description Input Jack 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN Scanning Frequency Horizontal : 50kHz~75kHz (Automatic) Vertical : 47kHz~63kHz (Automatic) Display Colors 16.
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2. Product speciﬁcations Model LA46C550J1F/LA46C530F1R Feature ሪ DTV/ATV, 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN ሪ Brightness : 500cd/m2 ሪ High Contrast Ratio : 60,000:1 ሪ Response Time : 6.5ms Speciﬁcations Item Description Input Jack 4-HDMI, 2-Component, 2-A/V, D-SUB, 2-USB, 1-PC, 1LAN Scanning Frequency Horizontal : 50kHz~75kHz (Automatic) Vertical : 47kHz~63kHz (Automatic) Display Colors 16.
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2. Product speciﬁcations Frequency (DTV) Channel VHF UK France Germany [5] 178.75 [6] 186.75 [7] 194.75 [8] 202.75 [9] 210.75 [10] 218.75 [5] 177.5 [6] 184.5 [7] 191.5 [8] 198.5 [9] 205.5 [10] 212.5 [11] 219.5 [12] 226.
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2. Product speciﬁcations Australia [0] 48.5 [1] 59.5 [2] 66.5 [3] 88.5 [4] 97.5 [5] 104.5 [5A] 140.5 [6] 177.5 [7] 184.5 [8] 191.5 [9] 198.5 [9A] 205.5 [10] 212.5 [11] 219.5 [12] 226.5 520~526, 6MHz 529.5 536.5 543.5 550.5 557.5 564.5 571.5 578.5 585.5 592.5 599.5 606.5 613.5 620.5 627.5 634.5 641.5 648.5 655.5 662.5 669.5 676.5 683.5 690.5 697.5 704.5 711.5 718.5 725.5 732.5 739.5 746.5 753.5 760.5 767.5 774.5 781.5 788.5 795.5 802.5 809.5 816.5 2-6 Netherlands [5] 174.5 [6] 181.5 [7] 188.5 [8] 195.
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2. Product speciﬁcations Frequency (ATV) CH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 CCIR (PAL B/G) 48.25 55.25 62.25 175.25 182.25 189.25 196.25 203.25 210.25 217.25 224.25 471.25 479.25 487.25 495.25 503.25 511.25 519.25 527.25 535.25 543.25 551.25 559.25 567.25 575.25 583.25 591.25 599.25 607.25 615.25 623.25 631.25 639.25 647.25 655.25 663.25 671.
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2. Product speciﬁcations 2-2. New Features explanation ሪ Anynet+: Anynet+ is an AV network system that enables you to control all connected Samsung AV devices with the TV’s remote. To directly connect to TV TV Anynet+ Device 1 Anynet+ Device 2 Anynet+ Device 3 HDMI䕧ܹ HDMI䕧ܹ HDMI 1.3 Cable HDMI 1.3 Cable HDMI 1.3 Cable Connect the [HDMI 1], [HDMI 2] or [HDMI ] jack on the TV and the HDMI OUT jack of the corresponding Anynet+ device using an HDMI cable.
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2. Product speciﬁcations 2-3. Speciﬁcation Comparison to Old Models Ⲽ O : application, X : non-application C550(LA32C550) B550(LA32B550) Display Type LCD TV LCD TV Built-in Tuner O O Resolution 1920 x 1080 1920 x 1080 LCD Panel TFT LCD Panel TFT LCD Panel Screen Size 32"/37"/40"/46" 32"/37"/40"/46" Picture ratio 16 : 9 16 : 9 Model Design 32" 31.2 x 9.4 x 21.9 inches_with stand 32" 31.3 x 9.4 x 22.4 inchs_with stand 37" 35.9 x 10.0 x 25.5 inches_with stand 37" 36.1 x 10.0 x 25.
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2. Product speciﬁcations 2-4. Accessories Product Description Code.
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4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting 4-1-1. Previous check 1. 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. 2. Check the power input to the Main Board.
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4. Troubleshooting 4-1-2. No Power Symptom Major checkpoints T T T 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. 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. In this case, check the following: T Check the internal cable connection status inside the unit.
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4. Troubleshooting SW RF_AGC B+ GND VT GND SCL SDA IF-TP NC NC NC NC SIF D12.V CVBS A3.3V TS_CLK D0 D1 D2 D3 D4 D5 D6 D7 SYNC VALID ERROR RESET D3.3V NC D2.
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4.
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4. Troubleshooting 4-1-3. No Video (Analog PC signal) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the PC source T Check the Arsenal, Check the Chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video? No Check a set in the ‘Stand-by mode’ or ‘DPMS mode’.
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4.
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4.
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4. Troubleshooting 4-1-4. No video (HDMI1, 2, 3, 4 - Digital signal) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the HDMI source. T Check the HDMI switch, Check the Chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video ? No Check a set in the 'Stand-by mode'.
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4. Troubleshooting 4-1-5. No Video (Tuner_CVBS) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the Tuner CVBS source. T Check the Tuner, Check the Chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video ? No Check a set in the 'Stand-by mode'. Yes Check the RF source and check the connection of RF cable? No Input the RF source properly.
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4. Troubleshooting 4-1-6. No Video (Tuner DTV) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the DTV source. T Check the Tuner, Check the Chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video ? No Check a set in the 'Stand-by mode'. Yes Check the connection of RF cable? No Input the RF source properly.
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4. Troubleshooting 4-1-7. No Video (Video CVBS) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the Video CVBS source T Check the Chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video ? No Check a set in the 'Stand-by mode'. Yes Check the video source and check the connection of video cable? No Input the video source properly.
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4. Troubleshooting 4-1-8. No Video (Component) Symptom Major checkpoints T Audio is normal but no picture is displayed on the screen. T Check the Component source T Check the chelsea. T This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off. Lamp(Backlight) on, no video ? No Check a set in the 'Stand-by mode'. Yes Check the component source and check the connection of component cables(Y,Pb,Pr)? No Input the component source properly.
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4. Troubleshooting 4-1-9. No Sound Symptom Major checkpoints T Video is normal but there is no sound.. T When the speaker connectors are disconnected or damaged. T When the sound processing part of the Main Board is not functioning. T Speaker defect.. Check the source and check the connection of sound cable? (Comp/AV/PC/DVI to HDMI) No Input the sound source properly. No Check CN802, CN801, CN901. Change the Main Assy. No Change the Main Assy. No Check I102 (SX1). Check IC1301 (Sound AMP).
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4. Troubleshooting 4-2. Alignments and Adjustments 4-2-1. General Alignment Instuction 1. Usually, a color LCD-TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. 2. Use the speciﬁed test equipment or its equivalent. 3. Correct impedance matching is essential. 4. Avoid overload. Excessive signal from a sweep generator might overload the front-end of the TV.
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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 Power OFF MENU MUTE 4-3-2 How to Access Service Mode Using the Customer Remote 1. Turn the power off and set to stand-by mode. 2. Press the remote buttons in this order; POWER OFF- INFO - MENU - MUTE to turn the set on. 3. The set turns on and enters service mode. This may take approximately 20 seconds.
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4. Troubleshooting EDID Sub Option Factory Name Data EDID ON/OFF Off EDID WRITE ALL … EDID WRITE PC … EDID WRITE HDMI … EDID WRITE HDMI1 … EDID WRITE HDMI2 … EDID WRITE HDMI3 … EDID WRITE HDMI4 … EDID 1.2 PORT … EDID WRITE DVI … Range Factory Name Data Range RF Mute Time 600ms 0ms~1000ms RS-232 Jack Debug Debug/Login/UART Watchdog OFF ON/OFF WD Count 0 255 Dimm Type EXT ﬁxed Lvds Format JEIDA JEIDA/VESA/19INCH Language_Arabic ...
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4. Troubleshooting SVC SVC Factory Name Data Range Test Pattern Panel Auto Setting Success Panel Display Time 7Hr Logic Usb D/L off ﬁxed Tuner Status Test Pattern TUNER STATUS Factory Name Data Range Pattern Sel OFF OFF/ White/Grey/Black/Red/Green/Blue FRC PC Mode … ON/OFF Logic Pattern Sel … Not modiﬁed Logic Level Sel … Not modiﬁed Factory Name Factory Name Range SNR 0 BER 0 Singal Strength 0 Bandwidth 8MHz Frequency 87.
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4. Troubleshooting ISDB-T FFT Size_1 Not modiﬁed Guard Interval_1 Not modiﬁed Freq.
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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 3. W/B (low light) (hight light) Sub Bright Sub Contrast 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 1. You can adjust the white ratio in factory mode (1:Calibration, 3:White-Balance). 2.
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4. Troubleshooting 4-6. Servicing Information 4-6-1 USB Download Method Samsung may offer upgrades for TV’s ﬁrmware in the future. Please contact the Samsung call center at 1-800SAMSUNG (726-7864) to receive information about downloading upgrades and using a USB drive. Upgrades will be possible by connecting a USB drive to the USB port located on your TV. 1. Insert a USB drive containing the ﬁrmware upgrade into the USB port on the rear of the TV. 2. Press the MENU button to display the menu.
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4. Troubleshooting 4-7. How To Upgrade Sub Micom With Ddc Manager 4-7-1. TV Sub S/W Order Description 1 Connect DDC MANAGER to the TV Set with D-SUB cable. And Power on. 2 Enter the factory mode. Control - EDID - EDID ON/OFF Select ON. 3 Open the DDC tool. (Parallel type & USB type) Check the setting. 4 Load the sub micom program ﬁle.
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4. Troubleshooting Order Description 5 Push the ‘Program’ Button. (It takes quite a bit of time. You can wait or close the DDC tool by force and open tool and load ﬁle again.) 6 Push the ‘Program’ Button again. (It takes about 100 seconds.) 7 If update completes, TV set will booting automatically. Disconnect the JIG.
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4. Troubleshooting 4-8. Mechanical diagram Set with Stand Size (W * D * H) [mm] Set without Stand (W * d * H1) LC530 32" LC530 37" LC530 40" LC530 46" 783.0*220.2*536.2 901.8*240.0*613.6 970.0*240.0*651.7 1102.4*260.1*733.2 783.0*76.2*497.5 901.8*76.9*561.8 970.0*78.6*600.1 1102.4*78.7*676.3 Weight Set with Stand 10.76 14.24 17.3 20.64 [Kg] Set without Stand 8.76 11.34 14.4 16.74 LC550 32" LC550 37" LC550 40" LC550 46" 793.7*239*557.5 911.6*255*622.8 980.2*255*660.
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4. Troubleshooting 4-9. PCB diagram 4-9-1. PCB layout 4-9-2.
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4. Troubleshooting 4-9-3. Main Inner(2) 4-9-4.
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4. Troubleshooting 4-9-5.
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4. Troubleshooting 4-9-6. Power_32" SMPS 4-9-7.
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4. Troubleshooting 4-9-8. Power_40" SMPS 4-9-9.
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6. Wiring Diagram 6. Wiring Diagram 6-1.
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6. Wiring Diagram 6-2.
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6. Wiring Diagram 6-3. Connector Functions Connector Functions Main CN210 IP CN802 Supply main power and dimming signal from IP board to Main Board. Main CN1405_FHD T-CON CNF1 The LVDS signal transfered from Main Board to Panel . IP CN803 Panel CN1 (14 Pin) Supply power from IP board to Driver Board. IP CNI802 Panel CN1 (2 Pin) Supply power from IP board to Driver Board. IP CNI801 Panel CN3 (7 Pin) Supply power from IP board to Driver Board. 6-4.