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4 Troubleshooting

4-1

4 Troubleshooting

4-1 First Checklist for Troubleshooting

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 cable connection or a connection is too loose.

- Check to see if the cables are connected according to the connection diagram.

2. Check the power input to the Main Board.

3. Check the voltage in and out between the SMPS Main Board, between the SMPS

INVERTER Board, and between the Main LVDS Boards.

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Содержание LA26R71B

Страница 1: ...assis Model GBD26KS LA26R71B GBD32KS LA32R71B GBD40KS LA40R71B Manual SERVICE TFT LCD TV Feature Luxurious Slim Design Supreme Picture Quality Supreme Sound Quality Supreme Convenience Quality Convenience for Users ...

Страница 2: ... City Gyeonggi Do Korea 443 742 Printed in Korea P N BN82 00139H 00 URL http itself sec samsung co kr 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 ...

Страница 3: ...heck Figure 1 1 WARNING Do not use an isolation transformer during this test Use a leakage current tester or a metering system that complies with American National Standards Institute ANSI C101 1 Leakage Current for Appliances and Underwriters Laboratories UL Publication UL1410 59 7 Figure 1 1 Leakage Current Test Circuit 1 1 4 Product Safety Notices Some electrical and mechanical parts have speci...

Страница 4: ...ord 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 conductive parts see above should be greater than 1 megohm 6 Always connect a test instrument s ground lead to the instrument chassis ground before connecting the positive lead always remove the inst...

Страница 5: ...it may cause a fire or electric shock 5 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 external connectors if they are fully unplugged Damage to the cord may cause fire or electric shock 6 Keep the antenna far away from any high voltage cables and install it firmly Contact with the high voltage cable or...

Страница 6: ...Memo 1 Precautions 1 4 ...

Страница 7: ...hing is essential 4 Avoid overload Excessive signal from a sweep generator might overload the front end of the TV When inserting signal markers do not allow the marker generator to distort test result 5 Connect the TV only to an AC power source with voltage and frequency as specified on the backcover nameplate 6 Do not attempt to connect or disconnect any wire while the TV is turned on Make sure t...

Страница 8: ...DEO Enter 3 2 2 Panel Check Specially for LA26 32R7 You have to check Panel Maker Because of different adjustments as follows First of all Check the label rating 1 Label Rating File If Panel Mark is A Set the factory mode indicating as follows Panel BOM Bill of material BN07 00289A Connector between Panel and Power Unit BN39 00603A 250mm Option Byte 1 Gamma AUO 2 Panel Option AUO_AMVA If Panel Mar...

Страница 9: ...ur Min Sec 1 Calibration 1 AV Calibration 2 COMP Calibration 3 PC Calibration 4 HDMI Calibration 2 Option Table XXXX XXXX Inch Option 32 Carrier Mute ON TTX Group Auto Gamma OFF Language English Auto Power ON Panel Option AMLCD_INT Auto FM ON Magazine LNA OFF 2HDMI OFF High Deviation OFF G Brt Sensor OFF TTX ON OFF EnergySave ON TTX List Flof Debug OFF LBE FBE OFF ACR OFF Ch Table SUWON FRC Micron...

Страница 10: ...F Brt Sensor FF EnergySave ON LBE FBE OFF FRC Micronas OFF FRC2X OFF LNA OFF Carrier Mute ON Language English Auto FM ON High Deviation OFF TTX ON TTX List Flof ACR OFF Dynamic CE ON Dynamic Dimming ON Tuner TOP 8 TTX Group Auto Auto Power ON Magazine LNA OFF Debug OFF Ch Table SUWON iDTV_Cntry UK Dynamic Contrast OFF BORDEAUX INCH OPTION Panel Maker Gamma Panel Option 26 AUO AUO AUO 32 AUO AUO AU...

Страница 11: ...r4Gain 00H Sl2Gain 02H Sl4Gain 08H Peakth1 04H Peakth2 2F H Peakth3 3F H NR Y_NR_OFF 80H C_NR_OFF 80H Y_NR_ON 80H C_NR_ON 80H RGB Calibration R Offset 48H G Offset 48H B Offset 48H R Gain 55H G Gain 55H B Gain 55H ADC Calibration TCD3 Contrast 78H TCD3 Brightness 20H TCD3 CR 80H TCD3 CB 80H TCD3 Delay 00H Analog Y Offset 41H Analog PB Offset 80H Analog PR Offset 80H Analog Y Gain CBH Analog PB Gai...

Страница 12: ...dish Skin Enhane 40H Green Stretch 00H Blue Stretch 00H 5 Option block FRC Micronas FRC2X LBE FBE Test Pattern 00H BLACK_TILT 000 BlackGain_MAX 000 LOWER_FUNC 000 UPPER_FUNC 000 SKIN_EN 000 SKIN_T_X 000 SKIN_T_Y 000 ColorGain 000 6 STV8257 STA323W Ch1 Volume 40H Ch2 Volume 40H AGC Gain 06H AV Prescale 00H AV Delay 41H Comb Delay 41H HDMI Delay 41H PC Delay 41H L1 Att Rel Thres 7FH ...

Страница 13: ...C3 58 66H RF NTSC4 43 CCH AV PAL AAH AV SECAM 88H AV NTSC 3 58 BBH AV NTSC4 43 AAH AV PAL60 77H 8 Adjust Video Mute Time 10 Melody Volume 9 Ana_Dimm_Max FEH LNA PLUS RFDB 1 Level 2 RFDB 2 Level 5 RFDB 3 Level 9 RFDB 4 Level 24 Hotel Option Hotel Mode OFF Power On Channel 1 Power On Volume 10 Max Volume 100 Local Key Lock OFF Power On Source RF ...

Страница 14: ... Gain 161 W1 B Gain 74 W1 R Offset 119 W1 B Offset 140 W2 R Gain 162 W2 B Gain 47 W2 R Offset 113 W2 B Offset 146 Movie Contrast 70 Movie Brightness 50 Movie Color 45 Movie Sharpness 25 Movie Color Tone Warm2 11 Checksum EXE 12 Reset EXE 13 Spread Spectrum Spectrum ON Delta 3 Positive 8 Negative 2 ...

Страница 15: ...nce Adjustment If picture color is wrong check White Balance condition Equipment CA210 Patten Toshiba Adjust W B in Factory Mode Sub brightness and R G B Offset controls low light region Sub contrast and R G B Gain controls high light region Source AV PAL composite Component 1280 720 60Hz HDMI DVI 1280 720 60Hz Toshiba Patten Test Pattern MSPG 945 Series Pattern 16 Color temperature 1500K 500 6 20...

Страница 16: ...input to the mode in which the adjustment will be made RF DTV PC DVI Input signal VIDEO Mode Model 2 744 484 Mode Pattern 16 DTV DVI Mode Model 6 1280 720 Mode Pattern 16 HDMI Mode Model 6 1280 720 Mode Pattern 16 b Enter factory color control confirm the data c Adjust the low light Refer to table 1 2 in adjustment position by mode Adjust sub Brightness to set the Y value Adjust red offset x and b...

Страница 17: ...ust the high light Refer to table 1 2 in adjustment position by mode Adjust red gain x and blue gain y to the color coordinates Do not adjust the green gain and sub contrast Y data Picture 4 3 Toshiba ABL Pattern High light Measurement point ...

Страница 18: ...pgrade 3 5 1 How to Update Flash ROM 1 Installthe Flash Downloader ConnectSet Service Jack and Jig Cable to execute Program Update 2 Flash Downloader program update Before Turning on the set Click connect which is under of OSD Screen Turn on the Set ...

Страница 19: ... burnt or damaged cable Check to see if there is a disconnected cable connection or a connection is too loose Check to see if the cables are connected according to the connection diagram 2 Check the power input to the Main Board 3 Check the voltage in and out between the SMPS Main Board between the SMPS INVERTER Board and between the Main LVDS Boards ...

Страница 20: ... a power cable No Does proper DC A3 3V A5V appear at C854 C866 Check a IC809 IC802 Change a main PCB ass y Yes No Does proper DC 5V 3 3V 1 8V appear at C811 C853 C833 Check a IC803 IC805 IC813 IC307 Change a main PCB ass y Yes A power is supplied to set Check a other function No picture part Replace a lcd panel No No LAMP off power indicator LED red color ...

Страница 21: ... DPMS Yes Does the signal appear at 30 22 38 R G B of IC500 PC cable Change a PC cable Change a main PCB ass y Yes Power Indicator is off Lamp on no video No No 1 Does the digital data appear at the output of LVDS R563_OP R572_OP Check a IC500 Change a main PCB ass y Yes Check a LVDS cable Replace a lcd panel Please Call to Samsung Co LTD Yes No No ...

Страница 22: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC500 ...

Страница 23: ...e digital data appear at R503 R510 Check a a IC 500 Change a main PCB ass y Yes Does the digital data appear at output of IC500 LVDS R563_OP R572_OP Check a IC500 Change a main PCB ass y Yes Check a LVDS cable Replace lcd panel Please Call to Samsung Co LTD Yes Power Indicator is off Lamp on no video No No No No 3 2 ...

Страница 24: ...4 Troubleshooting 4 6 2 Digital Output Data of IC500 3 Signal of HDMI Data ...

Страница 25: ...s Does the signal appear at 8 of IC500 Change a main PCB ass y Yes Does the digital data appear at output of R563_OP R572_OP Check a IC500 Change a main PCB ass y Yes Power Indicator is off Lamp on no picure No Connect the RF cable and check RF signal No No No Yes Check a LVDS cable Replacea lcd panel Please Call to Samsung Co LTD No 4 4 3 ...

Страница 26: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...

Страница 27: ...Check a connection harness Yes Does the signal appear at Out of IC500 R563_OP R572_OP Check a IC515 Change a main PCB ass y Yes Power Indicator is off Lamp on no picture No Check a A V cable and video signal No No Yes Check a LVDS cable Replace lcd panel Please Call to Samsung Co LTD No 4 ...

Страница 28: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...

Страница 29: ...onnection harness Yes Yes Power Indicator is off Lamp on no picure No Connect the s video cable Operating a video player No Does the digital data appear at Output of IC500 R563_OP R572_OP Check a IC500 Change a main PCB ass y No Yes Check a LVDS cable Replacea lcd panel Please Call to Samsung Co LTD No 5 2 ...

Страница 30: ...4 Troubleshooting 4 12 2 Digital Output Data of IC500 5 Analog Signal Y C to IC500 WAVEFORMS ...

Страница 31: ...ion harness and headphone jack Side AV Yes Yes No Check the DC 12V of IC603 Check a IC603 Change a main PCB ass y Yes No Does the signal appear at L609_OP L611_OP L612_OP L614_OP Change a main PCB ass y Yes Replace the speaker ass y No 4 2 7 No Sound 6 7 Connect a sound cable control a volume Picture is display no sound No ...

Страница 32: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC603 7 DC 12V ...

Страница 33: ... BN61 02032A BRACKET WALL 32 MGM SECC T1 6 2 SNA 3 M0006 BN63 02319A COVER REAR 32R71 EO SO CO ABS PMMA HB BK 1 SNA 3 T0071 BN64 00445B INLAY TERMINAL 32 37 40R71 BLK PS SHEE 1 SNA 3 BN63 02183F COVER SHEET Rhcm PE Vinyl T0 05 900mm 20 0 7 SNA 3 T0064 BN65 00002A CLAMPER CORE BORDEAUX PP V0 BLK 1 SNA 3 T0069 AA63 60131N SPACER FELT L2 FELT 280 10 BLK T0 5 2 SNA 1 M0216 BN90 00842A ASSY STAND 32R71...

Страница 34: ...ING MMBD4148SE 100V 200mA SO 1 SA 4 D324 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 SA 4 D325 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 SA 4 D326 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 SA 4 D327 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 SA 4 D451_NT 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 SA 4 D467 0401 001056 DIODE SWITCHING MMB...

Страница 35: ...202K 80V 100mA CA2 3 SOT 1 SA 4 D900 0407 000123 DIODE ARRAY DAN202K 80V 100mA CA2 3 SOT 1 SA 4 D901 0407 000123 DIODE ARRAY DAN202K 80V 100mA CA2 3 SOT 1 SA 4 Q603 0501 000280 TR SMALL SIGNAL KSA1182 PNP 150MW SOT 23 1 SA 4 Q100 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN 200mW SOT 1 SA 4 Q301 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN 200mW SOT 1 SA 4 Q501 0501 000342 TR SMALL SIGNAL KSC1623 Y NPN ...

Страница 36: ...P 1608 1 SA 4 R9010 2007 000052 R CHIP 10Kohm 1 1 10W TP 1608 1 SA 4 R9015 2007 000052 R CHIP 10Kohm 1 1 10W TP 1608 1 SA 4 R9028 2007 000052 R CHIP 10Kohm 1 1 10W TP 1608 1 SA 4 R9032 2007 000052 R CHIP 10Kohm 1 1 10W TP 1608 1 SA 4 R976 2007 000052 R CHIP 10Kohm 1 1 10W TP 1608 1 SA 4 R109 2007 000060 R CHIP 100Kohm 1 1 10W TP 1608 1 SA 4 R807 2007 000067 R CHIP 15Kohm 1 1 10W TP 1608 1 SA 4 32_...

Страница 37: ...A 4 R953 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA 4 R998 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA 4 R224 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA 4 R225 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA 4 R226 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA 4 R227 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA 4 R458 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA 4 R499 2007 000071 R CHIP 22o...

Страница 38: ...608 1 SA 4 R651 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R653 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R654 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R678 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R679 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R680 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R802 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 SA 4 R9002 2007 ...

Страница 39: ... CHIP 3 3Kohm 5 1 10W TP 1608 1 SA 4 R926 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 SA 4 R963 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 SA 4 R964 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 SA 4 R242 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SA 4 R526 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SA 4 R541 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SA 4 R578 2007 000084 R CHIP 4 7Kohm 5...

Страница 40: ...W TP 1608 1 SA 4 R907 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R912 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R915 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R920 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R921 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R922 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R954 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA 4 R956 ...

Страница 41: ...ohm 5 1 10W TP 1608 1 SA 4 R325 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R326 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R327 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R328 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R329 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R330 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R942 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 SA 4 R9...

Страница 42: ...6 1 SA 4 R684 2007 008720 R CHIP 4 7ohm 1 1 4W TP 3216 1 SA 4 IC223 2011 000585 R NET 47ohm 5 1 16W L CHIP 8P TP 3 2x1 1 SA 4 RA221 2011 000585 R NET 47ohm 5 1 16W L CHIP 8P TP 3 2x1 1 SA 4 RA222 2011 000585 R NET 47ohm 5 1 16W L CHIP 8P TP 3 2x1 1 SA 4 RA223 2011 000585 R NET 47ohm 5 1 16W L CHIP 8P TP 3 2x1 1 SA 4 RA224 2011 000585 R NET 47ohm 5 1 16W L CHIP 8P TP 3 2x1 1 SA 4 RA225 2011 000585 ...

Страница 43: ...03 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C548 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C549 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C551 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C553 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C554 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C555 2203 000189 C CER CHIP 100nF 80 20 25V Y5V...

Страница 44: ...A 4 C943 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SA 4 C117 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 C118 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 C269 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 C270 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 C401 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 C403 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 SA 4 ...

Страница 45: ... CHIP 0 02nF 5 50V C0G 1608 1 SA 4 C510 2203 000552 C CER CHIP 0 02nF 5 50V C0G 1608 1 SA 4 C639 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1608 1 SA 4 C647 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1608 1 SA 4 C911 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1608 1 SA 4 C912 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1608 1 SA 4 C938 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1608 1 SA 4 C939 2203 000626 C...

Страница 46: ...5 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C916 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C918 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C920 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C922 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C923 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C924 2203 005005 C CER CHIP 100nF 10 16V X7R 1608 1 SA 4 C925 2203 005005...

Страница 47: ...06333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C606 2203 006333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C607 2203 006333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C608 2203 006333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C609 2203 006333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C610 2203 006333 C CER CHIP 10000nF 20 16V X5R TP 3216 1 SA 4 C611 2203 006333 C CER CHIP 10000nF 20 ...

Страница 48: ...001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 SA 4 C542 2402 001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 SA 4 C633 2402 001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 SA 4 C850 2402 001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 SA 4 C866 2402 001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 SA 4 C6010 2402 001221 C AL SMD 470UF 20 16V TP A8 3XB8 3XL1 1 SA 4 C676 2402 001221 C AL SMD 470UF ...

Страница 49: ...000mA TP 520ohm 90 1 SNA 4 CN703 3701 001311 CONNECTOR HDMI 21P 2R FEMALE SMD S AU30U 1 SA 4 CN601 3711 005291 HEADER BOARD TO CABLE BOX 2P 1R 2MM SMD 1 SA 4 CN600 3711 005292 HEADER BOARD TO CABLE BOX 3P 1R 2MM SMD 1 SA 4 CN221 3711 005497 HEADER BOARD TO CABLE BOX 15P 1R 1 25MM 1 SA 4 M0018 BN97 00805B ASSY MICOM IC MICROCONTROLLER LE32R71BX 1 SA 5 IC520 0903 001389 IC MICROCONTROLLER S3F866B 8B...

Страница 50: ...DEAUX 1 SNA 2 BN69 01260D BOX 01 SET 32R71 DY 01 AB YEL A1 ASIA 1 01 SNA 1 M0113 BN92 01664A ASSY P MATERIAL 32R71 BORDEAUX 1 SNA 2 T0376 6902 000061 BAG AIR LDPE T0 2 L1000 W500 TRP 0 035 SNA 2 T0376 6902 000379 BAG AIR LDPE T0 2 W1000 L1800 TRP 0 006 SNA 2 6902 000604 BAG WRAPPING LDPE T0 02 W500 L10000 TRP 6 45 SNA 2 T0524 6902 000715 BAG PE HDPE NITRON T0 015 T0 5 W1000 L10 1 SNA 1 M0045 BN92 ...

Страница 51: ...7 Block Diagrams 7 1 7 Block Diagram This Document can not be used without Samsung s authorization ...

Страница 52: ...7 Block Diagrams 7 2 Memo ...

Страница 53: ...8 1 8 Wiring Diagrams 8 Wiring Diagram 8 1 LA26R71B LA32R71B LA40R71B Wiring Diagram ...

Страница 54: ...8 Wiring Diagrams 8 2 8 2 Main Board Layout ...

Страница 55: ...4 5 6 7 8 9 10 11 12 13 14 15 16 NAME B12V GND B5V B5V B5V GND GND GND B12VS B12VS B12VS GND GND GND A5V A5V Function Define B12V B8V B5V T B5V B5V 1 B5V 5V P B1 8V B12VS B12VS A5V A5V A3 3V 3 A3 3V A3 3V 1 B3 3V A1 8V CN600 CN601 SPEAKER CONNECTOR PIN 1 2 3 NAME R NC R PIN 1 2 NAME L L ...

Страница 56: ... A5V Front control board poewr supply KEY INPUT1 2 SDA SCL Key control from the memu change up down Etc IR Remote control signal LED Control the timing and stand by LED color CN501 Panel control PIN 1 2 3 4 5 NAME SW_inverter Ana_dimming PWM_dimming GND GND Function Define SW_inverter panel inverter control about 3 3V Ana_dimming panel dimming control PWM_dimming panel PWM control duty 40 90 ...

Страница 57: ...8 5 8 Wiring Diagrams ...

Страница 58: ...8 Wiring Diagrams 8 6 8 4 Power Board Layout ...

Страница 59: ... 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NAME 13V GND 5 4V 5 4V 5 4V GND GND GND 12V 12V 12V GND GND GND ST7V PWR Functing Define ST7V Stand By Output PWR Power On Off Control Refer to CN801 function define CNM804 Panel control PIN 1 2 3 4 5 NAME SW_inverter Ana_dimming PWM_dimming GND SENSOR POWER Functing Define Refer to CN815 function define ...

Страница 60: ...AMLCD Panel Inverter Power 24V LAMP INVERTER Voltage B L Brightness sensor power A_D ANA_DIMMING P_D PWM_DIMMING CN803 Inverter power supply PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 NAME 24V 24V 24V 24V 24V GND GND GND GND GND A_D B L P_D GND Functing Define AUO Panel Inverter Power 24V LAMP INVERTER Voltage B L Brightness sensor power A_D ANA_DIMMING P_D PWM_DIMMING ...

Страница 61: ...8 9 8 Wiring Diagrams ...

Страница 62: ...N 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NAME 13V GND 5 4V 5 4V 5 4V GND GND GND 12V 12V 12V GND GND GND ST7V PWR Functing Define ST7V Stand By Output PWR Power On Off Control Refer to CN801 function define CNM804 Panel control PIN 1 2 3 4 5 NAME SW_inverter Ana_dimming PWM_dimming GND SENSOR POWER Functing Define Refer to CN815 function define ...

Страница 63: ...g Define AMLCD Panel Inverter Power 24V LAMP INVERTER Voltage B L Brightness sensor power A_D ANA_DIMMING P_D PWM_DIMMING CN804 Inverter power supply PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 NAME 24V 24V 24V 24V 24V GND GND GND GND GND B D P_L GND B L Functing Define CMO Panel Inverter Power 24V LAMP INVERTER Voltage B L Brightness sensor power P_D PWM_DIMMING ...

Страница 64: ...8 Wiring Diagrams 8 12 Memo ...

Страница 65: ... 10uF C654 16V XREF KSC1623 Y 22Kohm R101 C620 100nF SOUND_AMP L607 10uH 1 10W R802 100ohm B9V 16V C648 10uF Q802 KSC1623 Y E B C C685 100nF BD600 CIC21J601NE Q602 KSC1623 Y E B C 10uF C600 16V XREF XREF 50V 100nF C694 C6006 100pF 50V 68Kohm R608 C812 100nF SOUND_AMP 47nF C634 100Kohm BD805 ACB2012L 015 T E B C R800 50V Q800 2SC2412K Q 330pF C696 AP1117D 33A IC307 1 ADJ VOUT 2 3 VIN 10Kohm R610 1 ...

Страница 66: ...P CDS3C30GTH 1 10W R322 1Kohm 75ohm R904_OP TP934 1 XREF XREF XREF R497 75ohm C411 47pF XREF D422_EU 1 2 3 D423_EU 1 2 3 3 R407 470ohm XREF D425_EU 1 2 470ohm XREF DDC_VCC XREF TP404 1 R114 330pF C948_OP R474 RLZ5 6B TE 11 D305 470ohm 33pF C436_EU 50V 100ohm R465_JP TP412 1 D304 RLZ5 6B TE 11 XREF R459 XREF TP408 1 4 5 6 7 8 9 10Kohm 1 10 11 12 13 14 2 3 47ohm R418 CN700_OP TP941 1 C406 100pF XREF...

Страница 67: ...9 Schematic Diagrams 9 3 This Document can not be used without Samsung s authorization 9 3 Micom Schematic Diagram ...

Страница 68: ...9 Schematic Diagrams 9 4 This Document can not be used without Samsung s authorization 9 4 SVP PX PX Power LBE Option Schematic Diagram ...

Страница 69: ...9 Schematic Diagrams 9 5 This Document can not be used without Samsung s authorization 9 5 Application Schematic Diagram ...

Страница 70: ...9 Schematic Diagrams 9 6 Memo ...

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