Samsung 570DX - SyncMaster - 57" LCD Flat Panel... Service Manual Download

Page: 112 / 122

4 Troubleshooting

4-10

WAVEFORMS

CN403

R1011~R1013

ZD110~113

ZD109

Summary of Contents for 570DX - SyncMaster - 57" LCD Flat Panel...

Page 1: ...SERVICE Manual TFT LCD Monitor Feature LCD Monitor Chassis Model LS57BPP 570DX 570DXN...

Page 2: ...City Gyeonggi Do Korea 443 742 Printed in Korea P N BN82 00135L 01 URL http itself sec samsung co kr This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can...

Page 3: ...t and Adjustments 3 1 3 Alignment and Adjustments 3 1 Service Mode 3 1 1 Entering the Factory menu on the Main board using REMOCON Power Off MUTE 1 8 2 Power On When use the Factory remote control INF...

Page 4: ...t and Gain Adjust Sharpness Improving display quality Noise Reduction Fleshtone Correction Panel lifespan and replacement frequency Adjust H V size and position Apply Spread Spectrum Factory Reset Che...

Page 5: ...d in the mode other than XGA 60Hz Component 720p color bar pattern Color control operates normally only in certain modes of certain patterns but in other cases the operation may distort color Extreme...

Page 6: ...in the range of 128 255 the more natural video is Too high sharpness may cause the vivid noise Noise Coring Control Peaking Coring Display only the sharp large edge without assuming the small edge of...

Page 7: ...e value for each target region Change only when it is needed HLE Horizontal Large Edge Enhancer HDP Horizontal Detail Processor HCE Horizontal Chroma Enhancer VDP Vertical Detail Processor Back End Pa...

Page 8: ...d Adjustments 3 6 Panel Info Part Display the panel use time and the number of change Time Reset Press the menu button on the front panel for 5 seconds AV Size Part AV size position Adjustment H V siz...

Page 9: ...e default value is 9600 Change to 115200 when the code update on the main board is required Function Key Setting Unsetting Option Setting in the Network part Audio delay Setting Set for the video and...

Page 10: ...DDC Input Process Connecting D sub cable between the parallel port printer port of computer and Monitor 3 Alignment and Adjustments 3 8 Connecting to the parallel port of computer Connecting to Monito...

Page 11: ...he DDC input is available after entering the Service Mode Cancel the DDC Protection 1 Open the file 2 Select Port 1 D SUB Select Port 2 DVI 3 Select the DDC file 4 Click the Next OK button 5 Input the...

Page 12: ...3 Alignment and Adjustments 3 10 3 4 MDC Multi Display Control Program 1 Run the SETUP EXE file 2 Select I Agree 3 Select NEXT 4 Select Install...

Page 13: ...3 Alignment and Adjustments 3 11 5 Yes Click 6 OK Click...

Page 14: ...ns to switch into each screen 2 Allows you to enable or disable the remote control signal receiving function of the display unit 3 Use to lock monitor functions 4 Use to change the port The default po...

Page 15: ...4 On Timer Status 5 Off Timer Status 2 Use the Select All button or Check Box to choose a display to control Power Control allows you to control functions regarding the power of the selected display...

Page 16: ...only for the display whose power status is ON Input Source Control 1 Click Input Source of the main icons to display the Input Source control window Click Select All or use Check Box to select a displ...

Page 17: ...isplays whose power status is ON Image Size Control Video Source 1 Click Image Size of the main icons to display the Image Size window 1 2 3 4 Info Grid shows some basic information necessary to Time...

Page 18: ...ed display and changes the size to Small 5 Double1 Turns on the PIP of the selected display and changes the size to Double 1 6 Double2 Turns on the PIP of the selected display and changes the size to...

Page 19: ...power status is ON and the PIP function is set to ON PIP Control PIP Source 1 Click PIP of the main icons to display the PIP control window Info Grid shows some basic information necessary to Setting...

Page 20: ...select the Picture PC tab to display the Setting Control window Info Grid shows some basic information necessary to Setting Control When each function is selected the set value of the selected functio...

Page 21: ...Info Grid shows some basic information necessary to Maintenance Control 1 Lamp control Adjusts the brightness of the lamp 2 Auto Lamp Control Automatically adjusts the backlight of the selected displa...

Page 22: ...et of video screens that are connected together so that each screen shows a part of the whole picture or so that the same picture is repeated on each screen 2 Video Wall Screen Divider You can select...

Page 23: ...ox appears repeatedly Check to see if the display you wish to control is selected 4 Both On Timer and Off Timer have been set but different time is showing Apply current time to synchronize the displa...

Page 24: ...ed for the communication between a PC and a display Therefore a serial cable should be connected between the serial port on a PC and the serial port on a display Refer to the diagram Run the exe file...

Page 25: ...3 Alignment and Adjustments 3 23 1 Flash Download in the File Select menu Set as the figure Chip Model Set 2MB_CORTEZ first 2 After the installation Connection Set as the figure SERIAL1 COM1 115200...

Page 26: ...Load Config for the auto setting 4 Select the file you want to download on Browse 5 Press 5 to download Turn the power of the board off on when the download success message appears Check the Checksum...

Page 27: ...7 Block Diagrams 7 1 7 Block Diagram Document can not be used without Samsung s authorization 7 1 Main Block...

Page 28: ...7 Block Diagrams 7 2 7 2 1 Main Power Block...

Page 29: ...7 Block Diagrams 7 3 7 2 SMPS Board...

Page 30: ...7 Block Diagrams 7 4 Memo...

Page 31: ...1 MST3385 TMDS Receiver Convert the DVI input to the TMDS signal and send to the scaler 13 1 2 FLI8638 GENESIS Company Scaler IC Video decoder micom Image enhancer 3 D Comb filter functions embedded S...

Page 32: ...HYB25D256 256M DDR Memory 13 1 4 STV8257 13 1 5 TPA3004D2 Sound Processor Supports the SRS Trusurround Lip Sync function Sound Amp Receive the signal from the Sound Processor and amplify then send to...

Page 33: ...ons carefully never use metal instruments to pry apart the cabinet 11 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the BE40TS L...

Page 34: ...e the SMPS board and main board from bottom BRKT as showed the picture 5 Remove 4 screws and lift up BRKT and stand BRKT 6 Remove the screws between side BRKT and front cabinet disconnect the cable of...

Page 35: ...11 Disassembly and Reassembly 11 3 Description Picture Description 7 Remove the screws from side BRKT top 2 bottom 2 and separate the side BRKT...

Page 36: ...11 Disassembly and Reassembly 11 4 11 2 Reassembly Reassembly procedures are in the reverse order of disassembly procedures...

Page 37: ...01 001920 SCREW MACHINE PH WWP M5 L12 NI PLT SWR 2 S A 2 M0081 6003 000275 SCREW TAPTITE BH B M3 L10 ZPC BLK S 3 S N A 2 M0081 6003 000282 SCREW TAPTITE BH B M3 L8 ZPC BLK SW 3 S A 2 M0081 6003 000282...

Page 38: ...3 T0081 AA60 10050T SCREW TAPPING SWRCH18A M4 L20 RH 2S 2 S N A 3 M2893 BN39 00845A LEAD CONNECTOR LS57BP UL1007 26 3P 700mm 1 S A 3 M0966 BN61 03240A BRACKET FAN BEETHOVEN PLUS 46 SECC T1 0 1 S N A...

Page 39: ...ODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D135 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D136 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D137 0401 001056 DIOD...

Page 40: ...C5V6 5 32 5 88V 200MW 1 S A 4 ZD401 0403 001435 DIODE ZENER QZX363C5V6 5 32 5 88V 200MW 1 S A 4 ZD402 0403 001435 DIODE ZENER QZX363C5V6 5 32 5 88V 200MW 1 S A 4 ZD405 0403 001435 DIODE ZENER QZX363C5...

Page 41: ...HYB25D256163CE DDR 256Mbit 16Mx1 1 S A 4 T0085 1201 002119 IC AUDIO AMP TPA3004D2 HTQFP 48P 7x7mm 1 S A 4 DU410 1201 002333 IC OP AMP EL5167 SOT 23 TP 5P 2 9x1 6mm 1 S A 4 DU410 1201 002333 IC OP AMP...

Page 42: ...HIP 0ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R110 200...

Page 43: ...0 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000074 R CHIP 100ohm 5 1 10W...

Page 44: ...P 1Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R110 2...

Page 45: ...608 1 S A 4 R110 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R110 2007 000090 R CHIP...

Page 46: ...1 10W TP 1608 1 S A 4 R110 2007 000643 R CHIP 270ohm 5 1 10W TP 1608 1 S A 4 R110 2007 000683 R CHIP 3 3Kohm 1 1 10W TP 1608 1 S A 4 R110 2007 000729 R CHIP 300ohm 5 1 10W TP 1608 1 S A 4 R110 2007 00...

Page 47: ...1167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R110 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R110 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R110 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S...

Page 48: ...20 25V Y5V 1608 1 S A 4 C120 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C120 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C120 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1...

Page 49: ...20 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C120 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C120 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C120 2203 000189 C...

Page 50: ...CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C120 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C120 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C120 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608...

Page 51: ...1608 1 S A 4 C120 2203 001402 C CER CHIP 220nF 80 20 16V Y5V TP 1608 1 S A 4 C120 2203 001402 C CER CHIP 220nF 80 20 16V Y5V TP 1608 1 S A 4 C120 2203 001402 C CER CHIP 220nF 80 20 16V Y5V TP 1608 1 S...

Page 52: ...00nF 10 16V X7R 1608 1 S A 4 C120 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 S A 4 C120 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 S A 4 C120 2203 005015 C CER CHIP 150nF 80 20 16V Y5V 1608 1...

Page 53: ...CHIP 680NF 80 20 16V Y5V TP 1608 1 S A 4 C120 2203 006036 C CER CHIP 680NF 80 20 16V Y5V TP 1608 1 S A 4 C4053 2402 001081 C AL SMD 100uF 20 25V WT TP 8 3x8 3x10 1 S A 4 C5301 2402 001128 C AL SMD 10...

Page 54: ...2703 001778 INDUCTOR SMD 3 3uH 20 3225 1 S A 4 T0052 2703 002937 INDUCTOR SMD 33uH 20 12x12mm 1 S A 4 T0052 2703 002937 INDUCTOR SMD 33uH 20 12x12mm 1 S A 4 X202 2801 003667 CRYSTAL SMD 14 31818MHz 30...

Page 55: ...CLOCK PCF8563 SOP 8P 4 9x3 1 S A 4 C120 2203 000384 C CER CHIP 0 015nF 5 50V C0G 1608 1 S A 4 X202 2801 000258 CRYSTAL SMD 0 032768MHz 20ppm SMD 12 5pF 1 S A 4 R110 2007 000077 R CHIP 470ohm 5 1 10W T...

Page 56: ...D B SPRING NICO SUS 0 5 1 S N A 5 AA83 00299A CKD SCREW M2 6 X L5 0 1 S N A 5 AA83 00300A CKD BAG PE HDPE t0 03 265X90 1 S N A 5 AA83 00301A CKD LABEL QC PAPER 15 X 30 1 S N A 5 AA83 00302A CKD LABEL...

Page 57: ...5 Exploded View Parts List 5 1 5 Exploded View Parts List T0003 M0215 T0212 M0146 M0412 M0013 M0003 M0006 5 1 LS57BPHNB XSF Exploded View...

Page 58: ...7 00509A LCD PANEL LTI570HD01 001 1 S A T0212 BN61 03070A BRACKET PANEL DID57 SECC T1 6 2 S N A M0146 BN61 03069A BRACKET PANEL SIDE DID57 SECC T1 6 2 S N A M0412 BN96 04677D ASSY BRACKET P PCB DID46...

Page 59: ...lected menu values Left Right Moves from one menu item to another horizontally or adjusts selected menu values Also use to adjust the volume ENTER Activates a highlighted menu item SOURCE Selects the...

Page 60: ...tor on or off Brightness Sensor According to the brightness of surroundings that of monitor is changed LED Lights up in normal mode It blinks in green in Power Saver mode Remote Control Sensor Aim the...

Page 61: ...al Port MDC Multiple Device Control Program Port 6 PC IN RGB PC Video Connection Terminal Using D Sub 15 Pin Cable PC Mode Analog PC 7 DVI IN HDCP PC Video Connection Terminal Using DVI Cable DVI D to...

Page 62: ...IN L AUDIO R Component Audio Connection Terminal Input 10 BNC COMPONENT OUT BNC Component Connection Terminal Output BNC Analog PC Connection connecting R G B H V port Component Connection connecting...

Page 63: ...AV mode Output 14 AV IN VIDEO Video Connection Terminal AV mode Input 15 AV OUT S Video S Video Connection Terminal S Video mode Output 16 AV IN S Video S Video Connection Terminal S Video mode Input...

Page 64: ...nel 121 press 100 then press 2 and 1 This fuction does not work for this monitor 7 VOL Adjusts the audio volume 8 MUTE Pauses mutes the audio output temporarily Displayed on the lower left corner of t...

Page 65: ...once to freeze the screen Press it again to unfreeze 22 FM RADIO Turns on off FM Radio In PC DVI mode sets only SOUND to FM Radio In general Video SOURCE mode sets to FM RADIO turning off the screen I...

Page 66: ...ately and cover the hole using the Cover Hole when attaching the wall mount kit 2 Set up the left and right stands respectively 3 Put the stand into the hole at the bottom of the monitor Insert screw...

Page 67: ...nserted Be sure to remove the Cover Protector when attaching the provided Semi Stand or stand kit sold sepa rately and cover the hole using the Cover Hole when attaching the wall mount kit 2 Make sure...

Page 68: ...10 Operating Instructions and Installation 10 10 Memo...

Page 69: ...ut 12 1 Main PCB layout Power Connector Connect to the SMPS LVDS Connector Connect to the PANEL Power Connector Connect to the SMPS BNC Component Audio PC D SUB DVI Audio Remote RS232C Function AV Aud...

Page 70: ...to panel inverter upper left side Connecting to AC socket Power GND Connecting to Mechanical switch Power Connector Connecting to MAIN board Relation to Lamp control Lamp Connector Connecting to panel...

Page 71: ...liances and Underwriters Laboratories UL Publication UL1410 59 7 Figure 1 1 Leakage Current Test Circuit 4 With the unit completely reassembled plug the AC line cord directly into a 120V AC outlet Wit...

Page 72: ...rd from the AC source and turn the power switch ON Connect an insulation resistance meter 500 V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible...

Page 73: ...et The increased internal temperature may cause fire 4 Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check the antenna cable or the ex...

Page 74: ...Memo 1 Precautions 1 4...

Page 75: ...ness Model MFM Multi Function Monitor Compatible with various sources including PC DVI AV S video Component Adopting Response Time 8ms SPVA SRS Trusurround supplied RS232 Remote Control MDC software s...

Page 76: ...V AC power voltage Frequency AC 90 264V 60 Hz 50 Hz 3 Hz Power Consumption DPMS Less than 460W 1W DPMS Brightness 600cd m2 Contrast Ratio 1200 1 Response Time 8 ms by DDC2 Range of vision angle Left...

Page 77: ...atts x 2 ch SRS Trusrround Power On Delay Network Option Safety Screen Monitor information S N Video Wall MDC Power On Delay Network Option Safety Screen Monitor information S N Video Wall MDC 10 Watt...

Page 78: ...00633A BN59 00528E BN39 00244B 3903 000042 BN96 04678A 6003 001026 Warranty Card Not available in all locations User s Guide MDC software Natural Color software MagicNet software D Sub 15 Pin Cable P...

Page 79: ...2 Product Specifications 2 5 Remote Control BN59 00489A 4301 000121 Batteries AAA x 2 Product Description Ccde No Remark...

Page 80: ...6 2 5 Accessories Sold Separately Wall mount KIT Model WMB 4050P BN96 05317A BN39 00246F Speaker Set DVI Cable Product Description Ccde No Remark BN39 00341A RS232C Cable BN39 00530A Speaker Wire Cabl...

Page 81: ...he D SUB port of the monitor and computer with the D SUB cable 2 2 Using the DVI Digital connector on the video card Connect the DVI port of the monitor and computer with the D SUB cable 2 3 Using the...

Page 82: ...of the monitor using the S VHS or BNC cable 2 Connect the Audio L and Audio R terminals of a VCR or Camcorders to the monitor s AV IN L AUDIO R using audio cables 3 Select AV or S Video that is connec...

Page 83: ...r and the AUDIO OUT jacks on the DVD player 2 Connect a Component cable between the BNC COMPONENT IN Pr Y Pb port on the Monitor and the PR Y PB jacks on the DVD player 3 Select Component that is conn...

Page 84: ...Display and the Pr Y Pb jacks on the Set Top Box 3 Select Component for the connection to a DTV Set Top Box using the Source button on the front of the LCD Display or on the remote control When conne...

Page 85: ...rabbing onto the speakers This may damage the speaker brackets 2 Connect speaker cables between the speaker connectors on the rear of the set and to the connectors on the rear of the speakers 1 Tight...

Page 86: ...14 Reference Infomation 14 6 14 1 6 Connecting to an Audio System 1 Connect a set of audio cables between the AUX L R jacks on the AUDIO SYSTEM and the MONITOR OUT L AUDIO R on the Monitor...

Page 87: ...ethod is the same as the used TVs Plug Play This is a function that provides the best quality screen for the user by allowing the computer and the monitor to exchange information automatically This mo...

Page 88: ...Broadcasting The artificial satellite helps to view high quality picture without any trouble in receiving signals in any region Sound Balance This function allows you to adjust the sound balance betw...

Page 89: ...RIZONTAL Frequency Total time Active time Blank time Border L R Data time Front porch Sync width Back porch Sync polarity 66 587kHz 15 018 13 863 1 155 0 000 13 863 0 347 0 231 0 578 Positive blank bl...

Page 90: ...ch Sync polarity Dot Clock 25 175MHz Sync Type Scan Type Separate N I 70 086Hz 14 268 11 504 2 764 0 191 11 122 0 985 0 064 1 716 Negative 31 469kHz 31 777 26 058 5 720 0 318 25 422 0 318 3 813 1 589...

Page 91: ...e Scan Type Separate N I 85 008Hz 11 764 11 093 0 671 0 000 11 093 0 023 0 069 0 578 Negative 35 000kHz 28 571 21 164 7 407 0 000 21 164 2 116 2 116 3 175 Negative 30 240MHz Separate N I 66 667Hz 15 0...

Page 92: ...0MHz Sync Type Scan Type Separate N I 75 000Hz 13 333 12 800 0 533 0 000 12 800 0 021 0 064 0 448 Positive 53 674kHz 18 631 14 222 4 409 0 000 14 222 0 569 1 138 2 702 Positive 56 250MHz Separate N I...

Page 93: ...c Type Scan Type Separate N I 75 029Hz 13 328 12 795 0 533 0 000 12 795 0 017 0 050 0 466 Positive 68 677kHz 14 561 10 836 3 725 0 000 10 836 0 508 1 016 2 201 Positive 94 500MHz Separate N I 85 997Hz...

Page 94: ...ncy Total time Active time Blank time Border T B Data time Front porch Sync width Back porch Sync polarity Dot Clock 108 00MHz Sync Type Scan Type Separate N I 60 020Hz 16 005 15 630 0 375 0 000 15 63...

Page 95: ...600 53 674 85 000 56 250 VESA 1024 x 768 48 363 60 004 65 000 VESA 1024 x 768 56 476 70 069 75 000 VESA 1024 x 768 60 023 75 029 78 750 VESA 1024 x 768 68 677 85 997 94 500 VESA 1280 x 768 47 776 60 0...

Page 96: ...EG AMLCD PVA PANEL SEC LTM240W1 L02 BN07 00062A EH Panel for 15 Wide TV SEC LTM170EU L01 BN07 00071A EJ Slim design TN SEC LTM170E5 L04 BN07 00072A EK E5 L04 6 bits FRC for IBM SEC LTA220W1 L01 BN07 0...

Page 97: ...el code for AMLCD 19 Panel only for TCO03 SEC LTA460H1 L01 BN07 00157A E22 creat panel code for AMLCD 46 TV SEC LTM170EU L11 BN07 00160A E23 creat new panel code for AMLCD 17 Panel only for TCO03 SEC...

Page 98: ...L01 D016 BN07 00280A STZ AMLCD 19 TN Wide change Gamma Panel Code SEC LTM190EX L31 BN07 00279A STZ AMLCD 19 TN NEW Panel Code SEC LTM190M2 L02 BN07 00287A STZ AMLCD 19 TN Wide High brightness NEW Pan...

Page 99: ...0089A RH L10 change except D IC ZPD TORISAN TM150XG 26L10 BN07 00090A RJ L10 NORMAL TORISAN TM190SX 70N01 BN07 00098A RK Torisan 19 Panel TORISAN TM181SX 76N01 BN07 00106A RL ZPD Panel code TORISAN TM...

Page 100: ...M190EN02 BN07 00170B AMZ AU 19 ZPD code derivation ZPD ACER M170EN06 BN07 00171A ATH AU Monitor 17 New panel development ACER T260XW01 BN07 00163A AMZ AU 26 new panel development NF26EO ACER A201SN01...

Page 101: ...CHIMEI M170E6 L02 BN07 00126B CQ HIGHLAND 17 LOW PANEL ZPD derivation panel CHIMEI M170E6 L05 BN07 00152A CR CMO 17 new panel development code CHIMEI M170E6 L05 BN07 00152B CS CMO 17 ZPD panel code de...

Page 102: ...14 Reference Infomation 14 22 Memo...

Page 103: ...pear at C653 Check the IP Board NO Check the peripheral circuit of CN602 NO Replace IC602 NO Replace IC601 NO The Scaler IC408 is abnormal Replace the main board NO 4 1 No Power YES Does 3 3V appear a...

Page 104: ...4 Troubleshooting 4 2 WAVEFORMS 1 2 4 3 CN602 C653 C603 C622...

Page 105: ...ght up when turn on the power Check the power port YES NO Does 5V appear at Pin 9 of CN101 D Sub Check the cable connection Check the cable between the main board and panel and replace the LCD panel N...

Page 106: ...4 Troubleshooting 4 4 5 5 6 6 WAVEFORMS CN403 C603 IC103 CN101...

Page 107: ...s the wave form as the figure appear at R161 DVI_SCL and R162 DVI_SDA Replace the main board NO Does the signal appear at RA107 R RA102 G and RA105 B IC105 is abnormal Replace the main board NO Check...

Page 108: ...4 Troubleshooting 4 6 7 8 WAVEFORMS CN403 RA102 105 107 CN101 R161 R162...

Page 109: ...properly connected Reconnect the BNC cable Check the cable between the main board and panel and replace the LCD panel NO Does the wave form appear at Pin 6 H sync And Pin 8 V sync of IC103 Replace IC...

Page 110: ...4 Troubleshooting 4 8 5 6 WAVEFORMS 9 10 CN403 ZD109 IC103 ZD110 113...

Page 111: ...eck the LED NO Check the cable between the main board and panel and replace the LCD panel Does the waceform appear at R1011 Pr R1012 Y R1013 Pb Reconnect the component cable NO Does the TX signal appe...

Page 112: ...4 Troubleshooting 4 10 WAVEFORMS CN403 R1011 R1013 ZD110 113 ZD109 11 1 12 1 13...

Page 113: ...power Check the power port NO Check the cable between the main board and panel and replace the LCD panel Does the waveform at L101 Reconnect the cable NO Does the TX signal appear at Pin 14 and 15 of...

Page 114: ...4 Troubleshooting 4 12 WAVEFORMS CN403 L101 14...

Page 115: ...8 1 8 Wiring Diagram 8 Wiring Diagram 8 1 Main Board Wiring Diagram LVDS Connector Connect to PANEL Power Connector Connect to SMPS Power Connector Connect to SMPS Function...

Page 116: ...8 Wiring Diagram 8 2 Memo...

Page 117: ...9 1 9 Schematic Diagram 9 Schematic Diagram This Document can not be used without Samsung s authorization 9 1 Main board Schematics Diagram Signal input...

Page 118: ...9 Schematic Diagram 9 2 9 1 2 Main board Schematics Diagram SOUND...

Page 119: ...9 3 9 Schematic Diagram 9 1 3 Main board Schematics Diagram SCALER...

Page 120: ...9 Schematic Diagram 9 4 9 1 4 Main board Schematics Diagram Power Tuner Option...

Page 121: ...9 5 9 Schematic Diagram 9 1 5 SMPS Schematics Diagram 1...

Page 122: ...9 Schematic Diagram 9 6 9 1 6 SMPS Schematics Diagram 2...

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