Samsung LA19C350D1 Page 50 Service Manual Download | Manualshive

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4-1

4. Troubleshooting

4. Troubleshooting

4-1. Troubleshooting

Check the various cable connections first.

1.

• 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.

2.

Check internal Pattern lola3 if fhere is some picture noise.

Factory mode(Info-MENU-Mute-power on → Advanced menu → MST69A84HQ → Pattern select : Off

Press right button of Remocon.

If lola3 NG, Chahge the Main Board.

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Summary of Contents for LA19C350D1

Page 1: ... 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 LA19C350D1 LA22C350D1 LA26C350D1 LA32C350D1 LCD TV Chassis N89B N89A Model LA19C350D1 LA22C350D1 LA26C350D1 LA32C350D1 ...

Page 2: ...ly LA26 32 C350 3 4 4 Troubleshooting 4 1 4 1 Troubleshooting 4 1 4 2 Alignments and Adjustments 4 13 4 3 Factory Mode Adjustments 4 14 4 4 White Balance Calibration 4 25 4 5 How To Upgrade 4 27 4 6 Servicing Information 4 27 5 Exploded View Part List 5 1 5 1 LA19C350D1 Exploded View 5 1 5 2 LA19C350D1 Parts List 5 3 5 3 LA22C350D1 Exploded View 5 5 5 4 LA22C350D1 Parts List 5 7 5 5 LA26C350D1 Exp...

Page 3: ...urope 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 Any unauthorized use of Manual can be punished under applicable International and or domestic law 2010 Samsung Electronics Co Ltd All rights reserved Printed in Korea P N BN82 00739A 00 ...

Page 4: ... Use caution when handling these components 3 1 Disassembly and Reassembly LA19 22 C350 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 Remove 4 Screws from the stand Remove stand 6002 001294 M4 x L16 Tapping 2 Remove the 4 screws of rear cover...

Page 5: ...move the left and right speaker 5 Remove the 4 screws of main board and 4 screws 22 C350 6 screws of IP board 22 _C350 19 _C350 6003 000269 M3 x L6 TAPTYPE 6003 001439 M4 x L8 TAPTYPE 6002 001294 M4 x L16 Tapping 6 Remove the 2 screws of bracket stand link 22 C350 no screw 6001 000321 M3 x L10 MACHINE ...

Page 6: ...3 3 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: ...ever use metal instruments to pry apart the cabinet Description Picture Description Screws 1 Place monitor face down on cushioned table Remove 3 screws from the stand Remove stand If you want to change the Main IP board stand removal is not required See the 5 Remove Stand Link 6002 001294 M4 L16 Tapping 2 Remove the 8 screws of rear cover Lift up the rear cover 6002 001294 M4 L16 Tapping ...

Page 8: ...crews 3 Lift up the rear cover 4 Remove the 3 screws of main board and 4 screws of IP board Caution This hole is the screw point to assemble the Rear Cover 6003 001188 M4 L10 TAPTYPE 5 Remove the 4 screws of Stand Link Lift up the Stand Link 6003 001188 M4 L10 TAPTYPE ...

Page 9: ...assembly Description Picture Description Screws 6 Remove the 8 screws of Panel 6002 001294 M4 L16 Tapping 6003 001188 M4 L10 TAPTYPE 7 Lift up the panel Reassembly procedures are in the reverse order of disassembly procedures ...

Page 10: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 LA19C350D1 Exploded View F001A M0215 AB258 R001A M0014 P001A M0027 SP01A SP01A ...

Page 11: ... SPEAKER P 16ohm 4pin 3W L 350 R 400 1 SA M0215 BN07 00703A LCD PANEL LTM185AT01 SS8YTSV 6bit Hi FRC 1 SA AB258 BN61 06148C BRACKET PANEL SECC 0 8 LC350 19 SO 1 SNA M0014 BN94 03360K ASSY PCB MAIN LA19C350D1MXL 1 SA P001A BN44 00328C IP BOARD LIPS PSIV350310B EI19HD_ASM 6 8 1 SA R001A BN96 12860B ASSY COVER P REAR LC350 19 SO HIPS HB BK 1 SA M0027 BN96 12868A ASSY STAND P BASE LC350 19 ABS PMMA HB...

Page 12: ...ray T3 0 4 SNA 3 CCM1 BN63 02183D COVER SHEET Rhcm PE Vinyl T0 04 680mm 20 0 06 SNA 0 1 M0017 BN91 05073K ASSY CHASSIS LA19C350D1MXL 1 SNA 2 BN94 03442A ASSY PCB MAIN DP BN94 03360K LA19C350D1M 1 SNA 3 M0014 BN94 03360K ASSY PCB MAIN LA19C350D1MXL 1 SA 4 3701 001480 CONNECTOR DSUB 15P 3R FEMAIL STAMPED PIN 1 SA 4 HB01A 3711 006715 HEADER BOARD TO CABLE BOX 4P 1R 2 5mm AN 1 SNA 4 3722 003051 JACK P...

Page 13: ...hm 5 1 10W TP 1608 1 SNA 5 AAR39 2007 000123 R CHIP 1 5Kohm 5 1 10W TP 1608 1 SNA 5 R105 2007 000138 R CHIP 100ohm 5 1 16W TP 1005 60 SNA 5 AR49 2007 000140 R CHIP 1Kohm 5 1 16W TP 1005 5 SNA 5 MR306 2007 000141 R CHIP 2 2Kohm 5 1 16W TP 1005 3 SNA 5 R319 2007 000143 R CHIP 4 7Kohm 5 1 16W TP 1005 20 SNA 5 R104 2007 000148 R CHIP 10Kohm 5 1 16W TP 1005 43 SNA 5 HDR2 2007 000151 R CHIP 15Kohm 5 1 1...

Page 14: ... 2203 000627 C CER CHIP 022nF 5 50V C0G TP 1005 2 SNA 5 DC25 2203 000812 C CER CHIP 033nF 5 50V C0G 1005 8 SNA 5 CK40B 2203 000838 C CER CHIP 0 39NF 5 50V C0G TP 1608 1 SNA 5 AD480 2203 000995 C CER CHIP 047nF 5 50V C0G TP 1005 1 SA 5 AC124 2203 000998 C CER CHIP 0 047nF 5 50V C0G 1608 2 SNA 5 AD480 2203 001412 C CER CHIP 0 03nF 5 50V NP0 TP 1005 2 SNA 5 AD480 2203 001428 C CER CHIP 470nF 10 50V X...

Page 15: ...001608 SOLDER WIRE FLUX LFC7 107 D0 8 99 3Sn 0 0 025 SNA 4 3722 003088 JACK USB 4P 1C NI PD AU SN GRY STRAIGHT 1 SA 0 1 BN91 05078K ASSY SHIELD LA19C350D1MXL 1 SNA 2 W391 6003 000275 SCREW TAPTYPE BH B M3 L10 ZPC BLK SWR 9 SA 2 M0081 6003 001439 SCREW TAPTYPE BH S M4 L8 ZPC WHT SWRC 1 SNA 2 P001A BN44 00328C IP BOARD LIPS PSIV350310B EI19HD_ASM 6 8 1 SA 2 AB258 BN61 06148C BRACKET PANEL SECC 0 8 L...

Page 16: ... 3 M9889 BN63 01798B CLOTH CLEAN cloth 180 200 sea blue ToC 1 SA 3 M0045 BN96 01800C ASSY ACCESSORY PEONY ROSE KO Witho 1 SNA 4 T0081 6002 001294 SCREW TAPPING BH M4 L16 ZPC BLK 2 SA 4 T0524 6902 001169 BAG PE LDPE T0 1 W60 L60 Sealing 1 SNA 3 M0254 AA59 00416B ANT SHIELD BOX UGC AS 003A PAL BG DK I M 1 SA 0 1 BN92 05876C ASSY LABEL LA19C350D1XXT 1 SNA 2 CCM1 BN68 01176A LABEL RATING W W SS PET PO...

Page 17: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 LA22C350D1 Exploded View F001A M0215 R001A M0014 M0174 M0027 SP01A SP01A ...

Page 18: ...BS PMMA 1 SA SP01A BN96 13057C ASSY SPEAKER P 16ohm 4pin 3W L 350 R 400 1 SA M0215 BN07 00744A LCD PANEL T216HA01 DB LM216HA 6bit Hi FR 1 SA M0014 BN94 03483Q ASSY PCB MAIN MODEL 1 SA P001A BN44 00366C IP BOARD LIPS PSIV550310B HI22HD_ASM 8 2 1 SA R001A BN96 12861B ASSY COVER P REAR LC350 22 SO HIPS HB BK 1 SA M0027 BN96 11887A ASSY STAND P BASE LB450 22 VE ABS PMMA 1 SA ...

Page 19: ... TERMINAL LC350 SMALL PS SHEET T0 5 1 SNA 3 T0139 BN65 00002A CLAMPER CORE BORDEAUX LDPE BLK 1 SNA 0 1 BN91 04215D ASSY LCD CHILIN BN07 00744A 1 SNA 2 M0215 BN07 00744A LCD PANEL T216HA01 DB LM216HA 6bit Hi FR 1 SA 0 1 BN91 05078L ASSY SHIELD LA22C350D1MXL 1 SNA 2 T0081 6001 000321 SCREW MACHINE FH M3 L10 NI PLT SWRCH18 2 SA 2 S N A 6003 000269 SCREW TAPTYPE BH S M3 L6 ZPC WHT SW 8 SNA 2 M0081 600...

Page 20: ...T SINK ES 30 30 5 Ceramic T1 5 TAPE 1 SNA 4 T0527 BN68 00513A LABEL E PASS ALL MODEL YUPO 110G 50X15 1 SNA 4 T0527 BN68 01742A LABEL Chip Label 10 16 1 SNA 4 BN97 00707A ASSY HDCP BN46 00018A BR20 21BS_CS MSTAR 1 SNA 5 BN46 00018A KEY CODE CERTIFICATE HDCP KEY PPM42M5S 1 SNA 4 BN97 04085A ASSY SMD LA19C350D1XXT LC4E 1 SNA 5 DS01A 0401 000116 DIODE SWITCHING MMSD914T1 100V 200mA SOD 5 SA 5 DS01A 04...

Page 21: ...SNA 5 R509 2007 000170 R CHIP 1Mohm 5 1 16W TP 1005 1 SNA 5 R111 2007 000171 R CHIP 0ohm 5 1 16W TP 1005 14 SNA 5 HDR17 2007 000172 R CHIP 10ohm 5 1 16W TP 1005 1 SNA 5 R338 2007 000173 R CHIP 22ohm 5 1 16W TP 1005 20 SNA 5 UR23 2007 000174 R CHIP 47ohm 5 1 16W TP 1005 14 SNA 5 MR39 2007 000242 R CHIP 1 5Kohm 5 1 16W TP 1005 1 SNA 5 PPR2 2007 000343 R CHIP 120ohm 1 1 10W TP 1608 1 SA 5 KR7 2007 00...

Page 22: ...005005 C CER CHIP 100nF 10 16V X7R 1608 6 SC 5 AAC1 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 5 SNA 5 TE3 2203 005261 C CER CHIP 1000nF 10 25V X7R TP 3216 1 SNA 5 AD480 2203 005533 C CER CHIP 1000nF 20 6 3V X7R TP 1608 2 SNA 5 AD480 2203 005968 C CER CHIP 4 7NF 10 50V X7R TP 1005 3 SNA 5 AD480 2203 006126 C CER CHIP 47nF 10 16V X7R 1005 18 SNA 5 PC11 2203 006141 C CER CHIP 1000nF 10 16V X5R ...

Page 23: ...LE BOX 9P 1R 2mm SMD 1 SNA 5 HB01A 3711 005941 HEADER BOARD TO CABLE BOX 8P 1R 2mm SMD 1 SA 5 BN41 01380A PCB MAIN Lola3 LC350 19 22inch FR 4 4 1 1 SNA 5 BN97 04125A ASSY MICOM SUB2 T LL35MEAM 0111 0 L350 A 1 SNA 6 IC115 1107 001777 IC FLASH MEMORY MX25L6405DMI 12G 64Mbit 1 SNA 5 0202 001767 SOLDER CREAM LST 5710 D20 38 Sn 57Bi 1Ag 1 247 SNA 5 JC31 2203 000715 C CER CHIP 3 3nF 10 50V X7R 1608 4 SA...

Page 24: ...5 1 5 Exploded View Part List 5 Exploded View Part List 5 1 LA32C350D1 Exploded View F001A M0215 R001A SG04 M0014 P001A M0027 T0175 T0175 ...

Page 25: ...SY SPEAKER P 16ohm 4pin 5W L 600 R 150 1 SA M0215 BN07 00867A LCD PANEL T315HA01 DB CLC4AC1 8bits 32 1 1 SA P001A BN44 00369C IP BOARD TV PSIV121510AI II32HD_ASM 12mA 1 SA M0014 BN94 03484K ASSY PCB MAIN MODEL 1 SNA R001A BN96 12863B ASSY COVER P REAR LC350 32 SO HIPS HB BK 1 SA SG04 BN61 06270B GUIDE STAND LINK LC350 32 ABS HB BK0020 1 SA M0027 BN96 12870A ASSY STAND P BASE LC350 32 ABS PMMA HB B...

Page 26: ...0 02527A ASSY STAND LC350 32 1 SNA 2 SB04A BN96 13671A ASSY STAND P BASE DP BN96 12870A LB350 3 1 SA 3 T0214 0203 001269 TAPE OPP MASKING 301 T0 06 W75 L50000 N 0 11 SNA 3 6902 000604 BAG WRAPPING LDPE T0 02 W500 L10000 TRP 0 92 SNA 3 6902 000611 BAG ROLL HDPE NITRON T1 0 50G 45446 400g 0 4 SNA 3 M040 6922 000003 BAND PP PP T0 8 W18 L1650M TRP DA69 9014 0 16 SNA 3 AA61 30009A LOCKER BAND CLIP SPC ...

Page 27: ...A 4 T0524 6902 001169 BAG PE LDPE T0 1 W60 L60 Sealing 1 SNA 2 BN96 14016M ASSY ACCESSORY MANUAL NEW MODEL 1 SNA 3 6801 001523 CARD WARRANTY INDIA SIEL ENGLISH ARTPAPE 1 SNA 3 T0524 6902 000361 BAG PE LDPE T0 05 W400 L240 TRP 8 2 8 00 1 SNA 3 AA68 03242M MANUAL FLYER MANUAL FLYER 06 SAFETY GUID 1 SNA 3 T0511 BN68 00968F MANUAL USERS LA32R81BM XTL SIEL ENGLISH 1 SNA 3 BN68 02683A MANUAL USERS 01 IB...

Page 28: ...POSI ADJUST REG AP1117EGZ 13 89 SOT 2 SA 5 1205 003201 IC BUS SWITCH TC7WB125FK SSOP 8P 2x2 3mm 3 SA 5 1205 003479 IC SWITCH TPS2051BDBVR SOT 23 5P 2 9x1 6 1 SA 5 IC109 1205 003695 IC LCD CONTROLLER SEMS03 LF PQFP 296P 32 1 SA 5 1405 001233 VARISTOR 30Vdc 5A 1 6x0 8x0 8mm TP 9 SA 5 1405 001271 VARISTOR 20Vdc 5A 1 0x0 5x0 6mm TP 3 SA 5 DR1 2007 000043 R CHIP 1Kohm 1 1 10W TP 1608 2 SA 5 PR4 2007 00...

Page 29: ...262 R NETWORK 22ohm 5 1 16W L CHIP 8P TP 2 10 SA 5 AD480 2203 000204 C CER CHIP 100nF 10 25V X7R 2012 1 SNA 5 PC43 2203 000233 C CER CHIP 0 1nF 5 50V C0G TP 1005 4 SA 5 C258 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 2 SA 5 C706 2203 000239 C CER CHIP 0 1nF 5 50V C0G 2012 2 SNA 5 C395 2203 000260 C CER CHIP 10nF 10 50V X7R 2012 1 SA 5 RC34 2203 000280 C CER CHIP 0 01nF 0 5pF 50V C0G 1608 3 SA 5 C...

Page 30: ...703 000398 INDUCTOR SMD 10uH 10 3225 9 SA 5 T0052 2703 001778 INDUCTOR SMD 3 3uH 20 3225 2 SA 5 T0052 2703 003559 INDUCTOR SMD 4 7uH 20 8080 1 SNA 5 X202 2801 003773 CRYSTAL SMD 12MHz 30ppm 28 AAN 20pF 50oh 1 SA 5 F103 2901 001506 FILTER EMI SMD 5V 0 13A 0pF 2x1x0 5mm TP 2 SA 5 DR32 3301 000314 BEAD SMD 120ohm 1 6x0 8x0 8mm 2 SA 5 T0568 3301 001186 BEAD SMD 600ohm 3216 2500mA TP 553ohm 93 4 SA 5 T...

Page 31: ...can National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 With the unit completely reassembled plug the AC line cord directly into a 120V AC outlet With the unit s AC switch 4 first in the ON position and then OFF measure the current between a known earth ground metal water pipe conduit etc and all exposed metal parts inclu...

Page 32: ...nstrument s ground lead last 1 3 Electrostatically Sensitive Devices ESD Precautions Some semiconductor solid state devices can be easily damaged by static electricity Such components are commonly called Electrostatically Sensitive Devices ESD Examples of typical ESD are integrated circuits and some field effect transistors The following techniques will reduce the incidence of component damage cau...

Page 33: ...it from being exposed 4 to moisture Otherwise it may cause a fire or electric shock Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check 5 the antenna cable or the external connectors if they are fully unplugged Damage to the cord may cause fire or electric shock Keep the antenna far away from any high voltage cables and install it f...

Page 34: ...1 4 1 Precautions Memo ...

Page 35: ... Signal H V Separate TTL P or N Maximum Pixel Clock rate 86MHz Active Display Horizontal Vertical 409 8 H x 230 4 V mm AC power voltage Frequency AC 110V 240V 50 60Hz Power Consumption 35W 1W Stand by Dimensions Set W x D x H 461 2 x 161 0 x 364 0 mm_with stand 461 2 x 59 5 64 4 x 322 2 mm_without stand Weight Set 3 9kg_with stand 4 1kg_without stand TV System Tuning Frequency Synthesize Refer to ...

Page 36: ...or N Maximum Pixel Clock rate 86MHz Active Display Horizontal Vertical 477 417 H X 268 416 V mm AC power voltage Frequency AC 110V 240V 50 60Hz Power Consumption 55W 1W Stand by Dimensions Set W x D x H 535 3 x 171 8 x 420 9mm_with stand 535 3 x 82 2 85 5 x 365 8mm_without stand Weight Set 3 9kg_with stand 4 2kg_without stand TV System Tuning Frequency Synthesize Refer to detailed Frequency Table ...

Page 37: ...m Pixel Clock rate 86MHz Active Display Horizontal Vertical 22 73 x 12 81 inchs 577 4 H x 325 4 V mm AC power voltage Frequency AC 110V 220V 60 Hz Power Consumption 60W 1W Stand by Dimensions Set W x D x H 673 3 x 222 2 x 513 4 mm_with stand 673 3 x 84 0 x 456 0 mm_without stand Weight Set 6 1kg_with stand 5 6kg_without stand TV System Tuning Frequency Synthesize Refer to detailed Frequency Table ...

Page 38: ...mum Pixel Clock rate 86MHz Active Display Horizontal Vertical 27 54 x 15 52 inches 699 6 H x 394 3 V mm AC power voltage Frequency AC 110V 240V 50 60Hz Power Consumption 90W 1W Stand by Dimensions Set W x D x H 795 3 x 247 2 x 585 3 mm_with stand 795 3 x 84 0 x 525 8 mm_without stand Weight Set 7 6kg_with stand 7 1kg_without stand TV System Tuning Frequency Synthesize Refer to detailed Frequency T...

Page 39: ... UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF 49 75 59 25 77 25 85 25 93 25 175 25 183 25 191 25 199 25 207 25 215 25 223 25 45 75 53 75 61 75 95 75 201 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 6...

Page 40: ... 25 224 25 93 25 UHF UHF UHF UHF UHF UHF UHF UHF UHF VHF VHF VHF 791 25 799 25 807 25 815 25 823 25 831 25 839 25 847 25 855 25 62 25 82 25 192 25 201 25 210 25 217 25 224 25 77 25 85 25 93 25 199 25 207 25 UHF UHF UHF UHF UHF UHF UHF UHF UHF VHF V L V H V H V H VHF VHF V L V L VHF V H V H 791 25 799 25 807 25 815 25 823 25 831 25 839 25 847 25 855 25 53 75 82 25 183 25 192 25 201 25 49 75 59 25 7...

Page 41: ...71 25 479 25 487 25 495 25 503 25 511 25 519 25 527 25 535 25 543 25 551 25 559 25 607 25 615 25 623 25 631 25 639 25 647 25 655 25 663 25 671 25 679 25 687 25 695 25 703 25 711 25 719 25 727 25 735 25 743 25 751 25 759 25 767 25 775 25 783 25 791 25 799 25 807 25 815 25 VHF V L V L V L V L VHF V H V H V H V H VHF VHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF ...

Page 42: ...25 93 25 191 25 199 25 207 25 215 25 223 25 UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF VHF V L V H V H V H VHF VHF VHF V L V L V L VHF VHF VHF 823 25 831 25 839 25 847 25 855 25 863 25 567 25 575 25 583 25 591 25 599 25 UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF 699 25 705 25 711 25 717 25 723 25 729 25 735 25 741 25 747 25 753 25 759 25 765 25 771 25 777 25 783 25 78...

Page 43: ... UHF UHF UHF UHF UHF UHF UHF UHF UHF 103 25 111 25 119 25 127 25 135 25 143 25 151 25 159 25 167 25 231 25 239 25 247 25 253 25 263 25 271 25 279 25 287 25 295 25 303 25 311 25 319 25 327 25 335 25 343 25 351 25 359 25 367 25 375 25 383 25 391 25 399 25 407 25 415 25 423 25 431 25 439 25 447 25 455 25 463 25 VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF UHF UHF UHF UHF UH...

Page 44: ...240 25 248 25 256 25 264 25 272 25 280 25 288 25 296 25 304 25 312 25 320 25 328 25 336 25 344 25 352 25 360 25 368 25 376 25 384 25 392 25 400 25 408 25 416 25 424 25 432 25 440 25 448 25 456 25 x x x x VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF VHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF x x x x 73 25 55 25 61 25 67 25 77 25 83 25 175 ...

Page 45: ... 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 91 25 97 25 103 25 109 25 115 25 UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF UHF VHF VHF VHF VHF VHF CATV CH mark A row China area attach Z besides a...

Page 46: ... 0 x 456 0 mm_without stand 32 795 3 x 247 2 x 585 3 mm_with stand 795 3 x 84 0 x 525 8 mm_without stand 26 664 8 x 214 8 x 496 4mm with stand 664 8 x 75 1 x 452 8mm without stand 32 664 8 x 214 8 x 496 4mm with stand 664 8 x 75 1 x 452 8mm without stand Weight 19 7 1kg_with stand 6 5kg_without stand 22 11 4kg_with stand 9 1kg_without stand 26 6 1kg_with stand 5 6kg_without stand 32 7 6kg_with sta...

Page 47: ...28A BN44 00366A BN44 00368A BN44 00369A Byte Item CHASSIS ASS Y BN91 05073A BN91 05073A BN91 004769A BN91 004769A PBA ASSY CODE BN94 03360A BN94 03360A DN94 02649A DN94 02649A 0 Factory Reset 1 Type 1906THOC 32D6AHOC 19A6THOC 22P6THOC 26P6AHOC 32P6AHOC 2 Model LC350 LC350_19 LC350_22 LC350 LC350 3 Tuner SEMCO Xugang Xugang Xugang Xugang Xugang 4 DDR SAMSUNG SAMSUNG SAMSUNG SAMSUNG SAMSUNG 5 ch Tab...

Page 48: ...use Wall mount Remove Wall mount s Film tape Model LC3D LA C350D1D Wall mount Point LC3D Model s Wall mount point have Film tape How to connect wall mount 1 Check the wall mount s Film 2 Delete Wall mount s Flim Push the Flim by Pen or Pinset and pull the Film 3 Connect wall mount Screw Size Type machine Size M4 x L12 26 M6 x L12 32 ...

Page 49: ...ce center Stand LC350 19 BN90 02525A LC350 22 BN90 02281A LC350 32 BN90 02527A LC350 26 BN90 02526A Screw for the stand M4 L16 6002 001294 19 22 2 Screws 26 32 3 Screws Owner s Instructions BN68 02683A Cleaning Cloth BN63 01798B Warranty Card Registration Card Safety Guide Manual Not available in all locations AA68 03242M Power Cord 19 22 3903 000172 ...

Page 50: ...here 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 2 Check internal Pattern lola3 if fhere is some picture noise Factory mode Info MENU Mute power on Advanced menu MST69A84HQ Pattern select Off Press right button of Remocon If lola3 NG Chahge the Main Board ...

Page 51: ...ng Check the internal cable connection status inside the unit Check the fuses of each part Check the output voltage of SMPS Replace the Main Board Diagnostics 19 22 _C350 26 32 _C350 Does proper DC A3 3V appear at R1111 Check a IC1106 Change a main PCB ass y No Yes Does proper DC A2 5V A1 2V appear at R1110 C1116 No Yes LAMP off power indicator LED red color Yes No Check a connection a power cable...

Page 52: ...PC cable Change a main PCB ass y No Does the digital data appear at the output of LVDS Cable Power Indicator is off Lamp on no video No Check a PC source and check the connection of DSUB cable Check a IC4000 Change a main PCB ass y Yes Check a LVDS cable Replace a lcd panel Does the signal appear at R4059 R4058 R4056 R4061 R4060 R G B H V of IC4000 Please Call to Samsung Co LTD Yes Yes Input a ana...

Page 53: ...4 4 4 Troubleshooting WAVEFORMS 1 R G B Output Signal ...

Page 54: ...ostics 19 22 _C350 26 32 _C350 No Does the digital data appear at R4065 R4072 Power Indicator is off Lamp on no video No Check the connection of HDMI cable Check a IC4000 Change a main PCB ass y Check a IC4000 Change a main PCB ass y No Does the digital data appear at output of LVDS Cable Check the LVDS cable Replace the LCD panel Please Contact Tech support Yes Yes Input a HDMI cable Yes Yes Yes ...

Page 55: ...4 6 4 Troubleshooting WAVEFORMS 2 Digital Output Data 3 Signal of HDMI Data ...

Page 56: ...disconnected Diagnostics 19 22 _C350 26 32 _C350 No Check a B voltage 2 of Tuner 5V change a main PCB ass y No No Power Indicator is off Lamp on no picure Yes Change a main PCB ass y Does the signal appeat 8 of TU2400 Does the Signal appear at C4022 of IC4000 Check the LVDS cable Replace the LCD panel Please Call to Samsung Co LTD Yes Connect the RF cable and check RF signal Yes Yes Caution Make s...

Page 57: ...4 8 4 Troubleshooting WAVEFORMS 3 CVBS Output Signal 4 Tuner_CVBS Output Signal ...

Page 58: ... cable connecting the Main Board and the Panel is disconnected Diagnostics 19 22 _C350 26 32 _C350 No Check a connection harness No Power Indicator is off Lamp on no picture Yes Does the signal appear at C4025 of IC4000 Check a LVDS cable Replcelcd panel Please Call to Samsung Co LTD Yes Check a A V cable and video signal Yes 1 2 Caution Make sure to disconnect the power before working on the IP b...

Page 59: ...4 10 4 Troubleshooting WAVEFORMS 4 CVBS Output Signal ...

Page 60: ...the source and check the connection of sound cable Comp PC DVI to HDMI Replace speaker Change the Main Assy BN94 02709A Check IC6003 SEMS03 Check IC2001 Sound AMP Change the Main Assy BN94 02709A No No Does the sound data appear at R5032 R5031 AV2 R L R5036 R5037 AV1 R L R5017 R5018 Comp1 R L R5009 R5010 Does the DC B3 3VD B13VS appear at R2013 BD1006 Does the sound data appear at C2056 C2054 R C2...

Page 61: ...4 12 4 Troubleshooting WAVEFORMS 6 The Signal are Inputed to IC1201 7 The Signal are Inputed to IC1202 ...

Page 62: ...ng is essential 3 Avoid overload Excessive signal from a sweep generator might overload the front end 4 of the TV When inserting signal markers do not allow the marker generator to distort test result Connect the TV only to an AC power source with voltage and frequency as specified on 5 the backcover nameplate Do not attempt to connect or disconnect any wire while the TV is turned on Make sure 6 t...

Page 63: ...FACTORY INFO The buttons are active in the service mode 1 Remote Control Key Power Arrow Up Arrow Down Arrow Left Arrow Right Menu Enter Number Key 0 9 2 Function Control Key Power CH CH VOL VOL Menu TV VIDEO Enter 4 3 2 Panel Check You have to check Panel Maker Because of different adjustments as follows First of all Check the label rating 1 Label Rating File LCD PANEL MARK A ACER AUO S SEC C CMO...

Page 64: ...NM Tuner Select SEMCO XUGUANG DDR Samsung Ch Table SUWON SESK SEH TTSEC SEIN SDMA TSED SAVINA SIEL_C SIEL_N TSE Local Set Vietnam China India Iran Israel Middle Asia East Asia Africa P P Language English Thai China French Arabic Persia Hebrew Russian PDP Group P43A_42SN P43A_50SN P45A_42SP P45A_50SP P55A_50SP ADC WB ADC AV Calibration Success Failure Comp Calibration Success Failure PC Calibration...

Page 65: ..._Offset_ Cr 0 255 1st_PC_R_Gain 0 255 1st_PC_G_Gain 0 255 1st_PC_B_Gain 0 255 1st_PC_R_Offset 0 255 1st_PC_G_Offset 0 255 1st_PC_B_Offset 0 255 2nd_R_Offset 0 255 2nd_G_Offset 0 255 2nd_B_Offset 0 255 2nd_R_Gain 0 255 2nd_G_Gain 0 255 2nd_B_Gain 0 255 WB Sub Brightness 0 255 Red Offset 0 255 Green Offset 0 255 Blue Offset 0 255 Sub Contrast 0 255 Red Gain 0 255 Green Gain 0 255 Blue Gain 0 255 ...

Page 66: ...X Group Lang OSD W Europe E Europe Russia Greek Turkey Arab Farsi ArabHbrw High Devi On Off Volume Curve EA INDIA NT Conversion On Off Unbalance On Off Language Group East Asia Iran Israel Middle Asia Anynet On Off Auto Power On Off LNA Menu On Off LVDS Format DEFAULT VESA JEIDA Carrier Mute On Off HDMI EQ1 Off Low Middle Strong HDMI EQ2 Off Low Middle Strong HDMI EQ3 Off Low Middle Strong HDMI EQ...

Page 67: ...SSC On Off PDP Option PixelShift Test On Off Logic Download On Off Pattern Select FRC Mode 100Hz Repeat FRC DBG MarkOn 0 31 FRC Bypass On Off FRC MV Force On Off MB SW On Off MB Offset1 0 255 Ve Control On Off DRC On Off Logic USB D L On Off Panel Ver Panel Inch Type Panel Temp Logic Sw Ver Checksum SAPC Timer APC Speed ...

Page 68: ...Local Key Lock On Off Picture Menu Lock On Off VideoMute Ch VideoMuteChOnOff On Off Music Mode AV1 On Off Music Mode AV2 On Off Music Mode PC On Off Music Mode Comp1 On Off Music Mode Comp2 On Off Music Mode BLU On Off Menu Display On Off ActiveSource Select On Off Power On Option LAST OPT STN BY Power On Auto PC On Off Energy Saving Off Low Medium High Cloning TV to USB Cloning USB to TV Shop Opt...

Page 69: ... 0 255 Amp On Thr Low 0 255 Amp Off Thr High 0 255 Amp Off Thr Low 0 255 NSR On Thr High 0 255 NSR On Thr Low 0 255 NSR Off Thr High 0 255 NSR Off Thr Low 0 255 FM Prescale 0 40 AM Prescale 0 40 NICAM Prescale 0 40 FM M Prescale 0 40 SC1 Vol 0 40 SC2 Vol 0 40 Audio Delay Normal 0 255 Audio Delay Game 0 255 Num Of Check 0 60 Stereo Cnt 0 60 MP3 Level 0 60 Ext Volume Scale 0 100 R2E Scart2 Offset 0 ...

Page 70: ...m Det Speed NT 0 255 Film Det Speed PAL 0 255 Motion Hist 0 7 Motion History 0 7 Color Space Red Sat 0 30 Red Hue 0 127 Green Sat 0 30 Green Hue 0 127 Blue Sat 0 30 Blue Hue 0 127 Cyan Sat 0 30 Cyan Hue 0 127 Magenta Sat 0 30 Magenta Hue 0 127 Yellow Sat 0 30 Yellow Hue 0 127 FWC Blue 0 30 FWC Red 0 30 Pattern Select Off 16Gray 32Gray 64Gray 256Gray Color Bar BW Line BW Dot Black White Red Green B...

Page 71: ...0 255 Sub Color 0 255 Msub Color 0 255 WB Movie WB Moive On Off Color Mode Dynamic Standard Movie Color Tone Cool Normal Warm1 Warm2 Msub Brigh 0 255 Msub Contr 0 255 W1_RGAIN 0 255 W1_BGAIN 0 255 W1_ROFFS 0 255 W1_BOFFS 0 255 W2_RGAIN 0 255 W2_BGAIN 0 255 W2_ROFFS 0 255 W2_BOFFS 0 255 NO_RGAIN 0 255 NO_BGAIN 0 255 NO_ROFFS 0 255 NO_BOFFS 0 255 Movie_Contr 0 100 Movie_Brigh 0 100 Moive_Color 0 100...

Page 72: ...el 0 255 RF Db 2 Level 0 255 RF Db 3 Level 0 255 Megazine LNA On Off UART Select On Off Debug Mode Normal NONE MSTAR Run Time BackEndMute On Off Hp Detect High Low HDCP Write If you change Debug Mode MSTAR you can write HDCP PDP FRC On Off Visual Test On Off FWC On Off Comp SOG 0 31 YC Delay PAL BG 0 3 PAL DK 0 3 PAL I 0 3 SECAM BG 0 7 SECAM DK 0 7 SECAM L 0 7 NTSC 358 0 3 NTSC 443 0 3 AV PAL 0 3 ...

Page 73: ...dershoot B2 0 255 V Undershoot B5 0 255 V Undershoot B8 0 255 Coring TH2 0 15 Coring TH1 0 15 PQ Others 7 5IRE NTSC On Off 7 5IRE OFFSET 0 25 PE Skin X 0 11 Skin Y 0 11 B Slope 0 255 DLC ML 0 255 DLC_MH 0 255 DLC_H 0 255 Skin_SAT 0 15 Skin_Hue 0 127 M_Skin_Hue M_Skin_X 0 11 M_Skin_Y 0 11 Mid_color_level 0 255 M_Mid_color_level 0 255 EEPROM Reset EEPROM Reset OK NVR All Clear On Off Defect Log LogL...

Page 74: ...c 1 Source HDMI 2 Setting Mode 1280 720 60Hz 3 Pattern Pattern 24 Chess Pattern Chess Pattern 4 Use Equipment CA210 Master MSPG925 Generator Use other equipment only after comparing the result with that of the Master equipment Input mode Calibration Pattern CVBS IN Model_ 1 Perform in NTSC B W Pattern 24 Lattice Component IN Model_ 6 Perform in 720p B W Pattern 24 Lattice PC Analog IN Model_ 21 Pe...

Page 75: ...ete it returns to the high level menu 8 You can see the change of the Comp Calibration status from Failure to Success Method of Color Calibration PC 1 Apply the VESA XGA Lattice N0 21 pattern signal to the PC IN port 2 Press the Source key to switch to PC mode 3 Enter Service mode 4 Select the Calibration menu 5 Select the PC Calibration menu 6 In PC Calibration Off status press the key to perform...

Page 76: ... the 1 USB port on the rear of the TV Enter the factory mode 2 Go to Control Sub Option then change USB Upgrade from Off to On Pull out power cord from the Set and re insert 3 Power indicator LED Light on 4 And in just a few seconds The light twinkle faster as time went on The SET is automatically ON 5 You can watch updated software version that you enter the factory mode Please be careful to not ...

Page 77: ...6 1 6 Wiring Diagram 6 Wiring Diagram 6 1 Wiring Diagram ...

Page 78: ...20 GND 10 HDMI1_RXCLK 21 GND 11 GND CN3005 PC 1 PC_RED 9 PC_5V 2 PC_GREEN 10 IDENT_PC 3 PC_BLUE 11 GND 4 GND 12 SDA_TXD 5 GND 13 PC_H 6 GND 14 PC_V 7 GND 15 SCL_RXD 8 GND CN4007 Function 1 IR 5 SDA_TXD 2 GND 6 KEY1 3 A3 3V 7 KEY2 4 SCL_RXD 8 LED CN4001 PC DVI Sound 1 GND 5 PC_SL_IN 2 PC_SR_IN 6 PC_SR_IN 3 PC_SL_IN 7 PC_SR_IN 4 PC_SL_IN CN5003 AV2 1 GND 6 AV2_SL_IN 2 IDENT_AV2 7 GND 3 AV2_CVBS_IN 8...

Page 79: ...CN1001 CNM802 Supply main power and dimming signal from IP board to Main Board CN7001 Panel The LVDS signal transfered from Main Board to Panel 6 4 Cables Use Main IP 12P for LC350 Main TCON Code 26 32 BN39 01278A 200mm 26 BN96 12463B 160mm 32 BN96 12469C 140mm Photo ...

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