Samsung GBP32ASA Service Manual Download Page 111

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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.

Summary of Contents for GBP32ASA

Page 1: ...BP32ASA GBP37SEN GBP40SEN Model LA32R81WX LA37R81BX LA40R81BX Manual SERVICE TFT LCD TV Fashion Feature Luxurious Slim Design Supreme Picture Quality Supreme Sound Quality Supreme Convenience Quality Convenience for Users ...

Page 2: ... of Samsung Electronics Co Ltd LA32R81WX LA37R81BX LA40R81BX Service Manual First edition March 2007 Printed in Korea Trademarks Samsung is the registered trademark of Samsung Electronics Co Ltd LA32R81WX LA37R81BX LA40R81BX Service Manual and Macmaster Cable Adapter are trademarks of Samsung Electronics Co Ltd Macintosh and Power Macintosh are trademarks of Apple Computer Inc All other trademarks...

Page 3: ... 5 Exploded View and Parts List 5 5 1 5 1 LA32R81WX Exploded View 5 1 5 2 LA32R81WX Parts list 5 2 5 3 LA37R81BX Exploded View 5 3 5 4 LA37R81BX Parts list 5 4 5 5 LA40R81BX Exploded View 5 5 5 6 LA40R81BX Parts list 5 6 6 6 Electrical Parts List 6 6 1 6 1 LA32R81WX Parts List 6 1 6 2 LA37R81BX Parts List 6 25 6 3 LA40R81BX Parts List 6 43 7 7 Block Diagram 7 7 1 8 W Wiring Diagram 8 8 1 9 S Schem...

Page 4: ...1 13 2 DTV Signal Description 13 2 13 3 RF DTV Tuner DNOS403MH261B S SPEC 13 3 13 4 DTV MAIN ChipSet 13 9 1 14 Reference Infomation 1 14 1 14 1 Technical Terms 14 1 14 2 Pin Assignments 14 4 14 3 Timing Chart 14 7 14 4 Panel Description 14 11 ...

Page 5: ... City Gyeonggi Do Korea 443 742 Printed in Korea P N BN82 00196B 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 ...

Page 6: ...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...

Page 7: ...rrow Right Menu Enter Number Key 0 9 2 Function Control Key Power CH CH VOL VOL Menu TV VIDEO Enter 3 2 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 If not printed you could consider S sec panel mark 2 If Panel Mark is A Set the factory mode indicating as follows...

Page 8: ... 3 PC Calibration 4 HDMI Calibration 2 Option Table XXXX XXXX No Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Ready Inch Option Panel Vender Gamma Panel Type Model Option Tuner Tuner TOP Auto Power Nordic LNA Menu TTX On Off TTX List Carrier Mute High Deviation VOL Curve HDMI Hotplug HDMI Clock CtrI HDMI Hotplug Dly ON OFF 23 26 32 AUO CMO ON OFF Normal1 Normal2 Calla Lily Bord Plus Jasmin...

Page 9: ...128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 128 TV AV Scart Comp iDTV PC HDMI 4 SVP PX 1 ComB Filter 2 Sharpness No 1 Item Y Filter Range 00H FFH No 1 2 3 4 5 6 7 8 9 10 11 Item H2Gain H4Gain V2Gain V4Gain Sr2Gain Sr4Gain Sl2Gain Sl4Gain Peakth1 Peakth2 Peskth3 Range 00 1FH 00 1FH 00 1FH 00 1FH 00 1FH 00 1FH 00 1FH 00 1FH 00H FFH 00H FFH 00H FFH ...

Page 10: ... 2 3 4 AV ADC COMP ADC PC ADC ALL RGB 00H FFH 00H FFH 00H FFH 00H FFH 10H 10H 10H 01H DCH EBH DCH EBH 02H 02H 04H 0AH low high Delta No Item Range 1 2 3 4 5 6 7 8 9 10 11 12 13 TCD3 Contrast TCD3 Brightness TCD3 CR TCD3 CB TCD3 Delay Analog Y Offset Analog PB Offset Analog PR Offset Analog Y Gain Analog PB Gain Analog PR Gain Black Level Svp Brightness 00H FFH 00H FFH 00H FFH 00H FFH 00H FFH 00H F...

Page 11: ... FFH 00H FFH 00H FFH Reddish 00H 00H 00H No Item Range 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 OUTCON GAMMA OCC_MODE FALLBACK DBG_MARK SPR_CBR BIT_EXPAND INV_BIT_EXPAND REPEAT_MODE DEMO_ON_OFF MMU_RD_START ME_RD_START MC_RD_START CMZL 0x36E BLOL 0x2A7 LOGO 0x2A7 1 3 1 7 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 00H FFH 00H FFH 00H FFH 00H 0FH 00H 0FH 00H 0FH 0 0 0 0 0 0 0 0 0 0 00H 00H 00H 0H 0H 0H ...

Page 12: ...128 15 30 130 1 165 140 128 128 115 128 128 128 128 0 1 44 20 120 128 20 40 100 200 56 128 128 15 30 130 1 165 140 128 128 128 128 128 128 128 0 1 44 20 120 128 20 40 100 200 56 128 128 15 30 130 1 165 140 128 128 128 128 128 128 128 3 FBE2 No Item Range 0 1 64 20 120 128 55 65 75 225 85 128 128 15 30 130 1 165 128 128 128 150 128 128 128 128 HDMI 0 1 64 20 120 128 75 88 75 225 85 128 128 15 30 13...

Page 13: ...V5810 NTP3000 No Item Range 1 2 3 4 5 6 7 ID Tone Shift ID Tone Thresh Demod Prescaler Master Volume PWM Modulation DRC Threshold Speaker EQ 1H FH 00H FFH 00H 20H 00H 30H 80H F2H 00H 7FH ON OFF 01H 7FH 13H 13H F1H 06H OFF 7 YC Delay No Item Range 1 2 3 4 5 6 7 8 9 10 11 12 13 RF PAL B G RF PAL D K RF PAL I RF SECAM B G RF SECAM D K RF SECAM L L RF NTSC 3 58 RF NTSC 4 43 AV PAL AV SECAM AV NTSC 3 5...

Page 14: ... W2_B_OFFS NO_RGAIN NO_BGAIN NO_R_OFFS NO_B_OFFS C2_RGAIN C2_BGAIN C2_R_OFFS C2_B_OFFS Movie Contr Movie Brigh Movie Color Movie Sharp ON OFF Movie 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 255 0 100 0 100 0 100 0 100 No Item Range OFF Movie Cool1 128 128 157 76 119 138 142 48 129 143 141 104 126 136 124 142 128 128 100 45 55 75 TV AV S...

Page 15: ...djustments 3 10 11 Checksum 7A72 12 Reset 13 Spread Spectrun No Item Range 1 2 3 4 5 6 7 8 Spectrum Delta Positive Negative Speed Time FBE Spectrum FEE Delta ON OFF 128 128 0 99 0 99 0 7 0 7 ON OFF 0 5 ON 0 8 2 0 4 OFF 0 ...

Page 16: ...e Adjustment If picture color is wrong check White Balance condition Equipment CA210 Patten Flat W B Pattern 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 Flat W B Pattern Test Pattern MIK K 7256 PAttern 92 Color temperature 1500K 500 ...

Page 17: ... 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 ...

Page 18: ...just 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 Flat W B Pattern High light Measurement point ...

Page 19: ...pgrade 3 5 1 How to Update Flash ROM 1 Install the 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 ...

Page 20: ...7 Block Diagrams 7 1 7 Block Diagram This Document can not be used without Samsung s authorization 7 1 Asia Ready TV Block Diagram SVP UX68 ...

Page 21: ...7 Block Diagrams 7 2 7 2 Asia Ready TV Block Diagram SVP WX68 ...

Page 22: ...13 Circuit Descriptions 13 1 13 Circuit Descriptions 13 1 Main Signal Description ...

Page 23: ...13 2 DTV Signal Description 13 Circuit Descriptions 13 2 ...

Page 24: ...g 2 3 RF input DIN jack female 2 4 Holding Strength of Ant jack Initial Inserting Force 5 0kg max Extracting Force After 5 Cycles 0 7kg min 2 5 Terminal Strength The terminal shall not withdraw to the inside when a force of 1 0Kgf 9 8N is applied to the end Fig 2 Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Pin No 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Connection N C SYNC VALID MD7 MD6 MD5 MD4 MD4 M...

Page 25: ...MHz VHF High Band 175 25MHz 463 25MHz UHF Band 471 25MHz 855 25MHz DVB T VHF High Band 174 177 5 MHz 230 226 5 MHz UHF Band 470 474 MHz 862 858 MHz 4 2 Input Signal Level 80dBm 10dBm AveragePower 64QAM 2 3CR 4 3 Voltage Gain 1st IF 40dB typ 38dBmin 4 4 Noise Figure 1st IF 4 5dB typ 6 5dB max at max gain 4 5 OFDM Demod IC MT5131 produced by MediaTek 4 6 Input Impedance 75 4 7 RF Input Output Return...

Page 26: ...T source off adjust PAL PSP level to 25dBm b Turn PAL off turn DVB T on c Adjust DVB T to 25dBm d Turn PAL on and increase step PAL level to see the pixelation on the screen e Note protection ratio as the difference value between DVB Tand PAL s level Co Channel PAL interference test procedure a Turn PAL source off adjust DVB T level to 50dBm b Turn DVB T off turn PAL on c Adjust PAL to 50dBm d Tur...

Page 27: ...orDig Unified Test Specification ver 1 0 Task 3 25 4 23 C N 1 Performance in Single Frequency Networks for more than one echo NorDig Unified Test Specification ver 1 0 Task 3 26 Pin No 1 2 3 4 5 6 Delay us 0 0 05 0 4 1 45 2 3 2 8 Relative Attenuation dB 2 8 0 3 8 0 1 2 6 1 3 Pin No 1 2 3 4 5 6 Delay us 0 5 14 35 54 75 Relative Attenuation dB 0 9 22 25 27 28 ...

Page 28: ...13 Circuit Descriptions 13 7 5 Electrical Characteristics Analog Demodulation 5 1 PIF characteristics ...

Page 29: ...13 Circuit Descriptions 13 8 5 2 AFT Characteristics 5 3 Audio characteristics ...

Page 30: ...555 ARGB4444 formats Link list control Alpha blending antialiasing antiflutter antiflicker filters 2D paced blitter engine with fill function Blitter based display compositor PAL NTSC SECAM encoder RGB CVBS Y C and YUV outputs with four 10 bit DAC outputs RGB CVBS or YUV CVBS or YC CVBS Encoding of CGMS Teletext WSS VPS close caption Audio subsystem MPEG 1 layers I II Simultaneous MPEG audio decod...

Page 31: ...13 Circuit Descriptions 13 10 ...

Page 32: ...13 Circuit Descriptions 13 11 13 4 3 S29AL032D Flash Memory SPEC ...

Page 33: ...13 Circuit Descriptions 13 12 Memo ...

Page 34: ...electrostatically sensitive devices Use caution when handling these components 11 1 Disassembly Cautions 1 Disconnect the monitor from the power source before disassembly 2 Follow these directions carefully never use metal instruments to pry apart the cabinet Description Picture Description 1 Place monitor face down on cushioned table Remove screws from the rear cover and remove screws from the st...

Page 35: ...11 Disassembly and Reassembly 11 2 3 Remove Screws from the stand BRKT and lift up the stand BRKT Description Picture Description 2 Lift up the rear cover and remove the stand ...

Page 36: ...11 Disassembly and Reassembly 11 3 5 Remove screws from the boards and remove screw from theside connector Description Picture Description 4 Lift up the shield and disonnect cables from the boards ...

Page 37: ...11 Disassembly and Reassembly 11 4 Description Picture Description 6 Remove screws and lift up the BRKT ...

Page 38: ...11 Disassembly and Reassembly 11 5 11 2 Reassembly Reassembly procedures are in the reverse order of disassembly procedures ...

Page 39: ...11 Disassembly and Reassembly 11 6 Memo ...

Page 40: ...1 6 4 S N A 0 1 M0001 BN90 01309H ASSY COVER FRONT 32R81 SO ABS PMMA HB WH 1 S N A 2 T0175 BN96 04768B ASSY SPEAKER P 8ohm 4pin 10W 150 650 Bor 1 S A 2 T0003 BN96 05707C ASSY COVER P FRONT 32R81 SO ABS PMMA 1 S A 3 T0081 6002 001294 SCREW TAPPING BH M4 L16 ZPC BLK 2 S A 3 M0081 6003 001188 SCREW TAPTITE BH B M4 L10 ZPC WHT S 1 S N A 3 T0069 AA60 00091G SPACER FELT FELT 200X10 BLK T0 5 1 S N A 3 T0...

Page 41: ...R SIDE AV 07 COMMON SO ABS PMMA HB 1 S N A 2 M0115 BN61 02965A BRACKET STAND LINK 32 BORDEAUX PLUS SECC 1 S A 2 T0447 BN96 04681M ASSY BRACKET P PANEL 32R81 AML 1 S N A 3 BN61 02199B BRACKET GUIDE POWER Bordeaux 32 SECC T1 1 S N A 3 BN61 02200A BRACKET GUIDE POWER Bordeaux 32 SECC T1 1 S N A 3 M0146 BN61 02970A BRACKET PANEL TOP 32 BORDEAUX PLUS SECC 1 S N A 3 BN61 02974A BRACKET PANEL BOTTOM 32 B...

Page 42: ... S A 4 D1473 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D1474 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D1475 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D1476 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D1477 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D1478 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO...

Page 43: ...6 DIODE ZENER RLZ6 2B 5 96 6 27V 500mW LL 1 S A 4 D1505 0403 001016 DIODE ZENER RLZ6 2B 5 96 6 27V 500mW LL 1 S A 4 D1506 0403 001016 DIODE ZENER RLZ6 2B 5 96 6 27V 500mW LL 1 S A 4 D1402 0403 001052 DIODE ZENER RD8 2MB 7 7 8 7V 200mW SOT 2 1 S A 4 D1428 0403 001052 DIODE ZENER RD8 2MB 7 7 8 7V 200mW SOT 2 1 S A 4 D1449_NSID 0403 001052 DIODE ZENER RD8 2MB 7 7 8 7V 200mW SOT 2 1 S A 4 D1804 0403 0...

Page 44: ... 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 0505 000110 FET SILICON 2N7002 N 60V 115mA 7 5ohm 0 1 S A 4 Q409 05...

Page 45: ... R1333_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1334_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1335_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1336_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1337_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1338_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R1339_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 ...

Page 46: ...hm 5 1 10W TP 1608 1 S A 4 R2007 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2011 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2014_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2015_UX 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2022_FBE 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2023_FBE 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 S A 4 R2024_FBE 2007 000070 R CHIP 0ohm 5...

Page 47: ...W TP 1608 1 S A 4 R1406 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1450 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1452 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1460 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1461 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1493_NSID 2007 000072 R CHIP 47ohm 5 1 10W TP 1608 1 S A 4 R1494_NSID 2007 000072 R CHIP 47ohm 5 1 10W TP ...

Page 48: ...0074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R1955 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2005 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2006 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2030 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2204 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2208 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R2243_FBE 2007 000074...

Page 49: ...0078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R2252_LCD 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R2284_LCD 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R2293_LCD 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 S A 4 R1816 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 S A 4 R1820 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 S A 4 R1821 2007 000082 R CHIP 3 3Kohm 5 1 10W TP 1608 1 S A 4 R1866 2007...

Page 50: ...m 5 1 10W TP 1608 1 S A 4 R1627 2007 000087 R CHIP 6 8Kohm 5 1 10W TP 1608 1 S A 4 R1669 2007 000087 R CHIP 6 8Kohm 5 1 10W TP 1608 1 S A 4 R1106_LCD 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R1107_LCD 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R1119 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R1204 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 S A 4 R1207 2007 000090 R CHIP 10K...

Page 51: ...08 1 S A 4 R1272 2007 000113 R CHIP 33ohm 5 1 10W TP 1608 1 S A 4 R2017_UX 2007 000113 R CHIP 33ohm 5 1 10W TP 1608 1 S A 4 R2019_UX 2007 000113 R CHIP 33ohm 5 1 10W TP 1608 1 S A 4 R2020_UX 2007 000113 R CHIP 33ohm 5 1 10W TP 1608 1 S A 4 R2025 2007 000113 R CHIP 33ohm 5 1 10W TP 1608 1 S A 4 R1128 2007 000116 R CHIP 120ohm 5 1 10W TP 1608 1 S A 4 R2148 2007 000118 R CHIP 390ohm 5 1 10W TP 1608 1...

Page 52: ...10ohm 5 1 10W TP 1608 1 S A 4 R1577 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1579 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1580 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1841 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1842 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1847 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 1 S A 4 R1848_1M2M 2007 000309 R CHIP 10ohm 5 1 ...

Page 53: ...75ohm 5 1 10W TP 1608 1 S A 4 R1448 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R1449 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R1455 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R1458 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R2055 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 R2056 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 S A 4 RA2201 2011 000002 R NET 22ohm 5 1 16W L...

Page 54: ...608 1 S A 4 C1231 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1232 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1256 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1281 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1282 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1295 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C1296 2203 00018...

Page 55: ...608 1 S A 4 C1408 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1409 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1417 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1418 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1419 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1420 2203 000236 C CER CHIP 0 1nF 5 50V C0G 1608 1 S A 4 C1601_LCD 2203 000236 C CER CHIP 0 1nF 5...

Page 56: ...E 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2286_FBE 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2293_FBE 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2294_FBE 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2295_FBE 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2296_FBE 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C2297_FBE 2203 000257 C CER CHIP 10n...

Page 57: ...A 4 C1233 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1234 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1235 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1236 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1259 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1260 2203 000888 C CER CHIP 4 7nF 10 50V X7R 1608 1 S A 4 C1261 2203 000888 C CER CHIP 4 7nF 10 50V ...

Page 58: ... 4 C1201 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C1286 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C1288 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C1289 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C1312 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C1852 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C2003 2203 005065 C...

Page 59: ...6361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1160_LCD 2203 006361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1166_LCD 2203 006361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1208 2203 006361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1211 2203 006361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1212 2203 006361 C CER CHIP 10000nF 10 10V X5R 2012 1 S A 4 C1213 2203 006361 C CER CHIP 10000nF 10...

Page 60: ...2 001183 C AL SMD 22UF 20 16V WT TP 5 3X5 3X6MM 1 S A 4 C1209 2402 001226 C AL SMD 4 7UF 20 35V HR TP 4 3X4 3X5 8 1 S A 4 C1104 2402 001238 C AL SMD 1uF 20 50V HR TP 4 3x4 3x5 2mm 1 S A 4 C1110 2402 001263 C AL SMD 1000uF 20 10V WT SMD 10x10 1 S A 4 C1165 2402 001263 C AL SMD 1000uF 20 10V WT SMD 10x10 1 S A 4 C1167 2402 001263 C AL SMD 1000uF 20 10V WT SMD 10x10 1 S A 4 C1177 2402 001263 C AL SMD...

Page 61: ...1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 001324 BEAD SMD 15ohm 2012 600mA TP 0 1ohm 1 S A 4 T0568 3301 0013...

Page 62: ... View Parts List 5 1 5 Exploded View and Parts List You can search for updated part codes through ITSELF web site URL http itself sec samsung co kr 5 1 LA32R81WX Exploded View T0003 M0215 T0447 M0115 M0013 M0027 ...

Page 63: ...ER P 8ohm 4pin 10W 150 650 Bor 1 S A M0215 BN07 00385A LCD PANEL LTA320WT L07 8bit 32inch 16 7M 1 S A T0447 BN96 04681M ASSY BRACKET P PANEL 32R81 AML 1 S N A M0115 BN61 02965A BRACKET STAND LINK 32 BORDEAUX PLUS SECC 1 S A M0014 BN94 01547B ASSY PCB MAIN BN94 01487D 839E 1 S N A M0027 BN96 04662C ASSY STAND P BASE 32R81 WHITE SWIVEL 1 S A M0013 BN96 04666G ASSY COVER P REAR 32R81 SO ABS PMMA 1 S ...

Page 64: ...5 Exploded View Parts List 5 3 5 3 LA37R81BX Exploded View T0003 M0215 M0027 M0013 T0447 M0115 M0146 M0146 M0107 M0014 ...

Page 65: ...0XW02 8bit 37inch 16 7M 16 1 S A T0447 BN96 04680F ASSY BRACKET P PANEL 37R81 NEW 1 S N A M0115 BN61 02882A BRACKET STAND LINK TULIP 40 SECC T1 6 1 S A M0014 BN94 01446L ASSY PCB MAIN LA37R81BX NO STANDARD 1 S A M0146 BN61 02241A BRACKET PANEL SIDE Bordeaux 37 SECC T1 2 1 S N A M0146 BN61 02242A BRACKET PANEL SIDE Bordeaux 37 SECC T1 2 1 S N A M0027 BN96 04661A ASSY STAND P BASE 37 40R81 SWIVEL AB...

Page 66: ...5 Exploded View Parts List 5 5 5 5 LA40R81BX Exploded View T0003 M0215 M0027 M0013 T0447 M0146 M0146 M0107 M0014 ...

Page 67: ...N07 00448A LCD PANEL T400XW01 V1 8bit 40inch 16 7M 1 S A T0447 BN96 04679G ASSY BRACKET P PANEL 40R81 IP BOARD SPAC 1 S N A M0107 BN61 03036A BRACKET PCB 40 BORDEAUX PLUS SECC T1 2 S 1 S N A M0146 BN61 02256B BRACKET PANEL SIDE Bordeaux 40 SECC T1 2 1 S N A M0146 BN61 02257B BRACKET PANEL SIDE Bordeaux 40 SECC T1 2 1 S N A M0027 BN96 04661A ASSY STAND P BASE 37 40R81 SWIVEL ABS 1 S A M0013 BN96 04...

Page 68: ...n screen menu use the VOL buttons as you use the and buttons on the remote control 4 CH Press to change channels In the on screen menu use the CH buttons as you use the and buttons on the remote control Without the Remote Control you can turn on the TV by using the Channel buttons 5 Power Press to turn the TV on and off Power Indicator Blinks and turns off when the power is on and lights up in sta...

Page 69: ...the cable 1 Connecting External A V Devices AV IN 1 Connect RCA cable to an appropriate external A V device such as VCR DVD or Camcorder Connect RCA audio cables to R AUDIO L on the rear of your set and the other ends to corresponding audio out connectors on the A V device 2 Connecting AUDIO Connect RCA audio cables to R AUDIO L on the rear of your set and the other ends to corresponding audio in ...

Page 70: ... VIDEO cable to an appropriate external A V device such as VCR DVD or Camcorder Connect RCA audio cables to R AUDIO L on the rear of your set and the other ends to corresponding audio out connectors on the A V device Headphone may be connected to the headphone output 5 on the rear of your set While the headphone is connected the sound from the built in speakers will be disabled 7 Connecting Comput...

Page 71: ...8 Previous channel 19 Automatic Power off 20 Records for Live Broadcasting 21 P Next channel P Previous channel 22 Exit the OSD 23 Control the cursor in the menu 24 Use to see information on the current broadcast 25 Runs the Anynet view functions and sets up Anynet devices Please refer to the Anynet Owner s Instruction 26 Picture size selection 27 Picture In Picture On Off SOURCE Input source sele...

Page 72: ...10 5 Installing the Wall Mount Kit Wall mount items sold separately allow you to mount the TV on the wall For detailed information on installing the wall mount see the instructions provided with the Wall Mount items Contact a technician for assistance when installing the wall mounted bracket Samsung Electronics is not responsible for any damage to the product or injury to yourself or others if you...

Page 73: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 Main PCB Diagram Without Card Slot ...

Page 74: ...12 PCB Diagram 12 2 12 2 Main PCB Diagram With Card Slot ...

Page 75: ...t Check Figure 1 1 WARNING Do not use an isolation transformer during th 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 special s...

Page 76: ...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...

Page 77: ...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...

Page 78: ...Memo 1 Precautions 1 4 ...

Page 79: ...set to your preference by adjusting Red Green Blue Yellow Pink and White Dynamic Contrast Automatically detects the input visual signal and adjusts to create optimum contrast Brightness Sensor Adjusts the screen brightness automatically depending on the brightness of the surrounding environment SRS TruSurround XT SRS TruSurround XT provides a virtual Dolby surround system Convenience The TV utiliz...

Page 80: ...tena Input MAXInternalspeakerOut Right 5W Left 5W BASSControlRange 8dB 8dB TREBLEControlRange 8dB 8dB HeadphoneOut 10mWMAX OutputFrequency RF 80Hz 15kHz A V 80Hz 20kHz Sound Characteristic TV System EnvironmentalConsiderations Tunning System Sound Frequency Synthesize PAL SECEM MONO STEREO NICAM 8 1Kg Weight Set After installation Stand 800x252x580 5mm AfterinstallationStand 800x91x541mm Withoutst...

Page 81: ...Input MAXInternalspeakerOut Right 5W Left 5W BASSControlRange 8dB 8dB TREBLEControlRange 8dB 8dB HeadphoneOut 10mWMAX OutputFrequency RF 80Hz 15kHz A V 80Hz 20kHz Sound Characteristic TV System EnvironmentalConsiderations Tunning System Sound Frequency Synthesize PAL SECEM MONO STEREO NICAM 20 1Kg Weight Set After installation Stand 916 5x300x660 5mm AfterinstallationStand 916 5x107 3x618 2mm With...

Page 82: ...Input MAXInternalspeakerOut Right 5W Left 5W BASSControlRange 8dB 8dB TREBLEControlRange 8dB 8dB HeadphoneOut 10mWMAX OutputFrequency RF 80Hz 15kHz A V 80Hz 20kHz Sound Characteristic TV System EnvironmentalConsiderations Tunning System Sound Frequency Synthesize PAL SECEM MONO STEREO NICAM 21 1Kg Weight Set After installation Stand 991 5x300x697 5mm AfterinstallationStand 991 5x107 3x654 6mm With...

Page 83: ...rs 30 61 kHz 60 75 Hz 16 777 216 colors PC Resolution Maximum mode Input Signal Sync Signal Video Signal Power Consumption Normal Power Saving 140W 184W 285W 1W 90W 135W 155W 1W H V Separate TTL P or N 0 7 Vp p 75ohm H V Separate TTL P or N 0 7 Vp p 75ohm WXGA 1360 x 768 60 Hz WXGA 1366 x 768 60 Hz LA32R81BX LA37R81BX LA40R81BX 2 5 Spec Comparison ...

Page 84: ...on Item Item Name Remote Control Batteries AAA x 2 Power Cord Cleaning Cloth Stand Cover Bottom BN59 00602A Batteries Code 4301 000121 3903 000193 BN63 001798A 32 BN90 01149A 37 BN90 01148A 40 BN90 01148A 32 BN63 03103A 37 40 Code No Remark Stand Screw ...

Page 85: ...LCD Monitor the features are Fine and Coarse FINE Fine adjustment is used to adjust visibility by control phase difference COARSE This is a adjustment by tuning with Video colck and PLL clock DVI Digital Visual Interface This provides a high speed digital connection for visual data types that is display technology independent this interface is primarily forcused at providing a connection between a...

Page 86: ...tion automatically This monitor follows the international standard VESA DDC for the Plug Play function Resolution The number of horizontal and vertical dots used to compose the screen image is called resolution This number shows the accuracy of the display High resolution is good for performing multiple tasks as more image information can be shown on the screen Example If the resolution is 1280 x ...

Page 87: ...ideo allows up to 800 lines of horizontal resolution enabling high quality video VHF UHF VHF indicates TV channels 2 to 13 and UHF indi cates channels 14 through 69 Channel Fine Tuning This feature allows the viewer to fine tune the TV channel to obtain the best viewing conditions The Samsung LCD TV has both automatic and manual channel fine tuning features to enable the viewer to adjust their des...

Page 88: ... Assignments NC DDC Input power 5V IDENT DVI Output Signal HDCP Control Rx0 Rx0 GND NC NC GND RxC RxC 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 Rx2 Rx2 GND NC NC DDC SCL DDC SDA NC Rx1 Rx1 GND NC Sync Type Pin No 24P DVI D Figure 1 ...

Page 89: ...2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blue GND GND GND Red GND Green GND Blue DDC Input power 5V IDENT PC GND DDC Data SDA H SYNC V SYNC DDC Clock SCL 14 2 5 D SUB 14 2 2 Component RCA White RCA Red CVBS Audio L GND Audio R GND 14 2 4 A V RCA Yellow 14 2 6 PC Display mode Mode IBM VESA Resolution 640 x 480 720 x 400 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 1024 x 768 1024 x 768 1024...

Page 90: ...d input 16 Fast Blanking signal RGB switching 17 Video output GND 18 Video input GND 19 Video output CVBS out 20 Video input CVBS in 21 Common GND Pin Signal 1 Audio output R 2 Audio input R 3 Audio output L 4 Audio common GND 5 Video GND RGB blue 6 Audio input L 7 RGB blue input 8 Switching voltage 9 Video GND RGB green 10 NC 11 RGB green input Pin Signal 12 NC 13 Video GND RGB red 14 GND 15 RGB ...

Page 91: ...ence Infomation 14 7 14 3 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer generated video signals 14 3 1 LCD Panel Mode1 mode ...

Page 92: ...14 Reference Infomation 14 8 14 3 2 Supported Modes 1 ...

Page 93: ...14 Reference Infomation 14 9 14 3 3 Supported Modes 2 ...

Page 94: ...14 Reference Infomation 14 10 14 3 4 Supported Modes 3 ...

Page 95: ...s of 17 EH L05 SEC LTM170E5 L03 BN07 00056A ED Dell 1702FP pro E4 EH mechanical Compatible SEC LTM190E1 L01 BN07 00057A EE DELL 1900 FP SEC LTM181E5 L01 BN07 00061A EF 18 narrow bezel GH18PS SEC LTM150XP L01 BN07 00065A 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...

Page 96: ...C LTM190E1 L03 BN07 00151A E15 Development new 19 Panel form AMLCD Panel only for TCO03 SEC LTM240W1 L03 BN07 00134A E16 AMLCD 24 panel development SEC LTM190E1 L02 BN07 00128B E17 New Panel from AMLCD Specification 6bit Driver IC ZPD SEC LTM190E4 L01 BN07 00145A E18 AMLCD 24 new panel development SEC LTM170E8 L01 BN07 00158A E19 ZPD code derivation SEC LTM170EX L01 BN07 00159A E20 ZPD code deriva...

Page 97: ...6 9 SPVA 90 new Panel SEC LTA400WS LH1 BN07 00245A SPZ AMLCD 40 16 9 SPVA 90 new Panel CPT CLAA150XG09 BN07 00141A PA CPT 15 Monitor new panel development CPT CLAA170EA02 BN07 00148A PB 17 CPT NEW development panel CPT CLAA170EA02 BN07 00148B PC 17 CPT ZPD panel code derivation CPT CLAA150XG09 BN07 00141B PTZ CPT 15 panel ZPD code derivation GOYA PJT CPT CLAA150XP01 BN07 00173A PTH CPT 15 PSWG cod...

Page 98: ...an 15 Narrow Slim panel development TORISAN TM150XG A01 BN07 00162B RTZ Torisan 15 N S panel ZPD code Derivation SHARP LQ181E1DG11 A BN07 10001C PA SHARP LQ150X1LW71 BN07 00067A PB SHARP 15 PVA PANEL SHARP LQ370T3LZ41 BN07 00216A FAZ Rome2 HITACHI TX38D12VC0CAA A BN07 00003A HA HITACHI TX43DVCOCAB BN07 00060A HB 17 SXGA PVA MODE HITACHI TX43D15VC0CAB BN07 00101A HC ZPD Panel HITACHI TX51D11VC0CAB ...

Page 99: ...70E3 LO1 BN07 00050A CA TN PANEL CHIMEI M150X3 L01 BN07 00051A CB COMPATIBLE CHIMEI M170E4 L01 BN07 00052A CC MVA PANEL CHIMEI M150X2 L01 BN07 00066A CD CHIME 15 I PVA PANEL CHIMEI M150X3 L01 BN07 00079A CE Chimei ZPD panel CHIMEI M170E3 L01 BN07 00103A CF ZPD Panel code CHIMEI M170E4 L01 BN07 00104A CG ZPD Panel code CHIMEI V296W1 L01 BN07 00120A CH MVA CHIMEI M170E6 L02 BN07 00126A CJ HIGHLAND 1...

Page 100: ...Memo 14 Reference Infomation 14 16 ...

Page 101: ...9 Schematic Diagrams 9 1 9 Schematic Diagrams This Document can not be used without Samsung s authorization 9 1 Power Schematic Diagram ...

Page 102: ...9 Schematic Diagrams 9 2 9 2 Sound Processing Schematic Diagram ...

Page 103: ...9 Schematic Diagrams 9 3 9 3 Input Output Jack I Schematic Diagram ...

Page 104: ...9 Schematic Diagrams 9 4 9 4 Input Output Jack II Schematic Diagram ...

Page 105: ...9 Schematic Diagrams 9 5 9 5 MICOM Schematic Diagram ...

Page 106: ...9 Schematic Diagrams 9 6 9 6 SVP UX Scaler Schematic Diagram ...

Page 107: ...9 Schematic Diagrams 9 7 9 7 DDR Tuner Schematic Diagram ...

Page 108: ...9 Schematic Diagrams 9 8 9 8 DTV Reset AV out Schematic Diagram ...

Page 109: ...9 Schematic Diagrams 9 9 9 9 DTV Memory STi5105 Schematic Diagram ...

Page 110: ...9 Schematic Diagrams 9 10 9 10 PCMCIA STi5105 Schematic Diagram ...

Page 111: ... 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 ...

Page 112: ...hange a main PCB ass y Yes No Does proper DC 5V 3 3V 1 2V appear at C1153 C1178 C1170 Check a IC1111 IC1102 IC1113 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 TIP How to drive the circuit by force when LCD panel Lamp is faulty It is available to drive the circuit when the pin of 2 in ...

Page 113: ...S Yes Does the signal appear at C2078 C2077 C2079 R G B of IC2001 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 RA2008 2013 Check a IC2001 Change a main PCB ass y Yes Check a LVDS cable Replace a lcd panel Please Call to Samsung Co LTD Yes No No ...

Page 114: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC2001 ...

Page 115: ...igital data appear at R1333_UX R1340_UX Check a a IC1405 Change a main PCB ass y Yes Does the digital data appear at output of IC4001 LVDS RA2008 2013 Check a IC1405 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 ...

Page 116: ...4 Troubleshooting 4 6 2 Digital Output Data of IC4001 3 Signal of HDMI Data ...

Page 117: ... Does the signal appear at C2085 of IC2001 Change a main PCB ass y Yes Does the digital data appear at output of RA2008 2013 Check a IC4001 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 ...

Page 118: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...

Page 119: ...1 Check a connection harness Yes Does the signal appear at Out of IC2001 RA2008 RA2013 Check a IC 2001 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 ...

Page 120: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...

Page 121: ...a connection 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 IC 2001 RA2008 RA2013 Check a IC 2001 Change a main PCB ass y No Yes Check a LVDS cable Replacea lcd panel Please Call to Samsung Co LTD No 5 2 ...

Page 122: ...4 Troubleshooting 4 12 2 Digital Output Data of IC2001 5 Analog Signal Y C to IC2001 WAVEFORMS ...

Page 123: ...und Processor IC1202 SGTV5810 Yes Yes No Check the DC 12V of IC1203 Check a B12V Line Change a main PCB ass y Yes No Does the signal appear at Pin 47 or 48 53 or 54 CH1_L R Sound And Pin 36 or 37 30 or 31 CH2_L R Sound of IC1203 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 ...

Page 124: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC1202 7 The Signal are Inputed to IC1203 ...

Page 125: ... DP_TDI DP_TDO nRESET nTRst GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PC_RED PC_GREEN PC_BLUE GND GND GND GND GND PC_5V INDET_PC GND PC_SDA PC_H_SYNC PC_Y_SYNC PC_SCL 4 5 6 7 8 9 10 GND PC_SR IN PC_SL IN PC_SL IN PC_SL IN PC_SR IN PC_SR IN 1 2 3 4 5 6 GND MONITOR_OUT_SL MONITOR_OUT_SL GND MONITOR_OUT_SR MONITOR_OUT_SR 1 2 3 4 5 6 GND DVI_SR_IN DVI_SL_IN GND DVI_SL_IN DVI_SR_IN 1 2 3 4 5 6 7 8 9 10 1...

Page 126: ...ntrol TUNER BLOCK SVP_UX68 BLOCK NTP3000 IC AMP SGTV5810 SOUND BLOCK STx5105 DTV Decoder Main Micom CN2201_LCD CN3001_TEST 10PIN CN3001_TEST TEST1801_TEST LVDS POWER SUPPLY CN10016PIN 30PIN CN1606 10PIN CN1203 4PIN FUNCTION CONTROL SPEAKER JACK SUB MICOM ...

Page 127: ...ER SUPPERLY 5V B5V B3 3V B2 5V_VDD B3 3VD VCC50 12VS B12VS CN1203 SPEAKER CONNECTOR PIN NAME PIN NAME 1 R _OUT 2 R _OUT 3 L _OUT 4 L _OUT 1 N C 3 GND 7 B12VS 8 B12VS 9 GND 10 GND 11 GND 17 GND 18 GND 19 GND 20 B13V 21 B13V 22 B13V 23 N C 24 N C 12 GND 13 B5V 14 B5V 15 B5V 16 B5V 4 A5V 5 Sound_AMP 6 Sound_AMP 2 Main_PWR_CTRL ...

Page 128: ...timing and stand by LED color CN2201_LCD Panel control Function Define SW_inverter panel inverter control about 5V Ana_dimming panel dimming control PWM_dimming panel PWM control duty 40 90 SENSOR POWER brightness sensor power supply PIN NAME 1 IR 2 GND 3 A5V_1 8 GND 9 B5V 4 LED_STB 5 BUZZER 6 KEY_INPUT1 7 KEY_INPUT2 10 LED_CTRL PIN NAME 1 SW_inverter 2 Ana_dimming 3 PWM_dimming 4 GND 5 SENSOR POW...

Page 129: ... PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PIN 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 NAME RxIN0 RxIN0 RxIN1 RxIN1 RxIN2 RxIN2 RxINCLK RxINCLK RxIN3 RxIN3 NC NC NC NC NC NAME NC GND WP SCL SDA LVDS Opt DCC Opt GND GND GND Vdd Vdd Vdd Vdd Vdd ...

Page 130: ...8 6 8 4 Connector Location and PCB outline figure CNI803 14PIN CNI802 14PIN 1 1 1 1 CNM801 24PIN CNM804 5PIN AC INPUT CN801 Ø NOTICE Component Location Within 5mm from guide line Pattern drawn within 2mm from guide line ...

Page 131: ...ON66 UL 94V 0 G10 CONTACT BRASS TIN PLATED VENDOR YEONHO ELECTRONICS SMW200 14P 8 5 3 Connector A CNM803 CONNECTOR HEADER STRAIGHT 14P 1R 2 0MM PITCH STRAIGHT INSULATOR NYLON66 UL 94V 0 G10 CONTACT BRASS TIN PLATED VENDOR YEONHO ELECTRONICS SMW200 14P Signal 24V 24V 24V 24V 24V RTN RTN RTN RTN RTN N C BL ON OFF Analog Dimming PWM Dimming PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Signal 24V 24V 24V 24V ...

Page 132: ...GHT INSULATOR NYLON66 UL 94V 0 G10 CONTACT BRASS TIN PLATED VENDOR YEONHO ELECTRONICS SMW200 05P Description Power On Off STBY 5 2V GND_12V SOUND 12V SOUND GND_5V GND_5V 5 3V 5 3V GND_13V 13V 13V N C FAN_ON Description N C Auto_V GND_STBY GND_12V SOUND 12V SOUND GND_5V GND_5V 5 3V 5 3V GND_13V GND_13V 13V N C FAN_DET Description BL ON OFF Analog Dimming PWM Dimming RTN 24V Detection 5V PIN 1 3 5 7...

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