Samsung LA26R71B Service Manual
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Samsung LA26R71B Service Manual

Tft-lcd tv chassis gbd26ks gbd32ks gbd40ks
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SERVICE
TFT-LCD TV
TFT-LCD TV
Chassis
GBD26KS
GBD32KS
GBD40KS
Manual

Feature

- Luxurious Slim Design
- Supreme Picture Quality
- Supreme Sound Quality
- Supreme Convenience Quality
- Convenience for Users
Model
LA26R71B
LA32R71B
LA40R71B

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Summary of Contents for Samsung LA26R71B

  • Page 1 TFT-LCD TV Chassis Model GBD26KS LA26R71B GBD32KS LA32R71B GBD40KS LA40R71B SERVICE Manual TFT-LCD TV Feature - Luxurious Slim Design - Supreme Picture Quality - Supreme Sound Quality - Supreme Convenience Quality - Convenience for Users...
  • Page 2 Samsung Electronics Co.,Ltd. - This Service Manual is a property of 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Samsung Electronics Co., Ltd. Gyeonggi-Do, Korea, 443-742 Any unauthorized use of Manual can be Printed in Korea punished under applicable International P/N : BN82-00139H-00 and/or domestic law.

  • Page 3: Safety Precautions

    1 Precautions 1 Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1 Safety Precautions 1-1-1 Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC Power Jack before servicing.

  • Page 4: Servicing Precautions

    1 Precautions 1-2 Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.

  • Page 5: Installation Precautions

    1 Precautions 1-4 Installation Precautions 1. For safety reasons, more than two people are 6. Keep the antenna far away from any high-voltage required for carrying the product. cables and install it firmly. Contact with the high- voltage cable or the antenna falling over may 2.
  • Page 6 1 Precautions Memo...
  • Page 7 3 Alignments and Adjustments 3 Alignments and Adjustments 3-1 Service Instruction 1. Usually, a color TV-VCR needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. 2. Use the specified test equipment or its equivalent. 3.

  • Page 8: How To Access Service Mode

    3 Alignments and Adjustments 3-2 How to Access Service Mode 3-2-1 Entering Factory Mode 1. To enter "Service Mode" Press the remote -control keys in this sequence : - If you do not have Factory remote - control INFO MENU MU TE - If you have Factory remote - control - The buttons are active in the service mode.

  • Page 9: Factory Data

    TTX Group Auto Gamma Language English Auto Power Panel Option AMLCD_INT Auto FM Magazine LNA 2HDMI High Deviation ---- Brt.Sensor ---- EnergySave TTX List Flof Debug LBE/FBE Ch.Table SUWON FRC(Micronas) Dynamic CE iDTV_Cntry FRC(Samsung) Dynamic Dimming Dynamic Contrast Tuner TOP...
  • Page 10 3 Alignments and Adjustments 1. Calibration AV Calibration COMP Calibration PC Calibration HDMI Calibration 2. Option Table Inch Option 23"/32"/37"/40"/46"/57" Gamma OFF/AUO/CMO/AMLCD Panel Option AUO / CMO/AMLCD_INT/Panel3 / Panel4 / Panel5 / Panel6 2Hdmi Brt. Sensor EnergySave LBE/FBE FRC(Micronas) FRC2X Carrier Mute Language English...
  • Page 11 3 Alignments and Adjustments 3. White Balance Sub Brightness R-Offset G-Offset B-Offset Sub Contrast R-Gain G-Gain B-Gain 4. SVP-PX ComB Filter Y-Filter Sharpness H2Gain H4Gain V2Gain V4Gain Sr2Gain Sr4Gain Sl2Gain Sl4Gain Peakth1 Peakth2 2F H Peakth3 3F H Y_NR_OFF C_NR_OFF Y_NR_ON C_NR_ON RGB Calibration...
  • Page 12 3 Alignments and Adjustments low high delta Calibration Target AV ADC 17H D5H COMP ADC 0F H EBH PC ADC 17H D5H ALL RGB 00H DDH Color Management Skin Direction Reddish Skin Enhane Green Stretch Blue Stretch 5. Option block FRC(Micronas) FRC2X LBE/FBE...
  • Page 13 3 Alignments and Adjustments 7. YC Delay RF PAL-B/G RF PAL-D/K RF PAL- I RF SECAM-B/G RF SECAM-D/K RF SECAM-L/L' RF NTSC3.58 RF NTSC4.43 AV PAL AV SECAM AV NTSC 3.58 AV NTSC4.43 AV PAL60 8. Adjust Video Mute Time Melody Volume Ana_Dimm_Max LNA PLUS...
  • Page 14 3 Alignments and Adjustments 9. I2C Check 10. W/B MOVIE WB Movie Color Mode Movie W1 R Gain W1 B Gain W1 R Offset W1 B Offset W2 R Gain W2 B Gain W2 R Offset W2 B Offset Movie Contrast Movie Brightness Movie Color Movie Sharpness...

  • Page 15: Service Adjustment

    3 Alignments and Adjustments 3-4 Service Adjustment 3-4-1 White Balance - Calibration If picture color is wrong, do calibration first. Equipment : CA210, Patten : chess pattern Execute calibration in Factory Mode Source AV : PAL composite, Component : 1280*720/60Hz PC : 1024*768/60Hz ( chess patten ) 3-4-2 White Balance - Adjustment...
  • Page 16 3 Alignments and Adjustments 3-4-3 Conditions for Measurement 1. On the basis of toshiba ABL pattern : High Light level (57 IRE) - INPUT SIGNAL GENERATOR : MSPG-925LTH * Mode 2 : 744X484@60 Hz 6 : 1280X720@60 Hz NO 21 : 1024X768@60 Hz * Pattern NO 36 : 16 Color Pattern NO 16 : Toshiba ABL Pattern 2.
  • Page 17 3 Alignments and Adjustments d) Adjust 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...

  • Page 18: Software Upgrade

    3 Alignments and Adjustments 3-5 Software Upgrade 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.

  • Page 19: Troubleshooting

    4 Troubleshooting 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.

  • Page 20: Checkpoints By Error Mode

    4 Troubleshooting 4-2 Checkpoints by Error Mode 4-2-1 No Power LAMP off, power indicator Check a connection a power cable. LED red color? Does proper DC 12V Change a Assy PCB Power. appear at CN800? Does proper DC A3.3V, Check a IC809, IC802. A5V appear at Change a main PCB ass'y.
  • Page 21 #30, 22, 38(R, G, B) of IC500? cable. Change a main PCB ass'y. Does the digital data appear Check a IC500 at the output of Change a main PCB ass'y. LVDS (R563_OP~R572_OP)? Check a LVDS cable? Please, Call to Samsung Co. LTD. Replace a lcd panel?
  • Page 22 4 Troubleshooting WAVEFORMS R,G,B Output Signal of IC500...
  • Page 23 Check a a IC 500 R503~R510? Change a main PCB ass'y. Does the digital data Check a IC500 appear at output of IC500 Change a main PCB ass'y. LVDS(R563_OP~R572_OP)? Check a LVDS cable? Please, Call to Samsung Co. LTD. Replace lcd panel?
  • Page 24 4 Troubleshooting Digital Output Data of IC500 Signal of HDMI(Data)
  • Page 25 Does the signal appear at Change a main PCB ass'y. #8 of IC500? Does the digital data appear Check a IC500. at output of Change a main PCB ass'y. R563_OP~R572_OP? Check a LVDS cable? Please, Call to Samsung Co. LTD. Replacea lcd panel?
  • Page 26 4 Troubleshooting WAVEFORMS CVBS Output Signal Tuner_CVBS Output Signal...
  • Page 27 Dose the signal appear at Check a connection harness. #10 of IC500? Does the signal appear at Check a IC515. Out of IC500 Change a main PCB ass'y R563_OP~R572_OP? Check a LVDS cable? Please, Call to Samsung Co. LTD. Replace lcd panel?
  • Page 28 4 Troubleshooting WAVEFORMS CVBS Output Signal 4-10...
  • Page 29 Check a connection harness. #21, #31 of IC500? Does the digital data appear Check a IC500. at Output of IC500, Change a main PCB ass'y. R563_OP~R572_OP? Check a LVDS cable? Please, Call to Samsung Co. LTD. Replacea lcd panel? 4-11...
  • Page 30 4 Troubleshooting WAVEFORMS Digital Output Data of IC500 Analog Signal(Y,C) to IC500 4-12...
  • Page 31 4 Troubleshooting 4-2-7 No Sound Connect a sound cable. Picture is display, no sound. control a volume. Does the signal appear at Pin #10, #16(CH1_L, R Sound) Check a connection harness and and Pin #3, #9 headphone jack / Side AV. (CH2_L, R Sound) of IC603? Check the DC 12V...
  • Page 32 4 Troubleshooting WAVEFORMS The Signal are Inputed to IC603 DC +12V 4-14...
  • Page 33 6 Electrical Parts List 6 Electrical Parts List -You can search for updated part codes through ITSELF web site. URL : http://itself.sec.samsung.co.kr/ 6-1 LA32R71BX/SHI Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA LA32R71BX/SHI LA32R71B,Q62E/32R70-GBD,32,LCD-TV,TANZAN M0001 BN90-00840E ASSY COVER FRONT;32R71,SO,BORDEAUX...
  • Page 34 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ...3 TEST901 3711-004484 HEADER-BOARD TO CABLE;BOX,5P,1R,2mm,STRA ...3 CN700_OP 3711-004909 HEADER-BOARD TO CABLE;BOX,14P,2R,2MM,ANG ...3 CN503 3711-005884 HEADER-BOARD TO BOARD;BOX,30P,2R,2mm,ANG ...3 CN800 3711-005942 HEADER-BOARD TO CABLE;BOX,16P,1R,2mm,STR ...3 JA708 3722-001061 JACK-PHONE;1P,3.6PI,AG,BLK,N ...3...
  • Page 35 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 D512 0403-000620 DIODE-ZENER;RLZ5.6B,5.45-5.73V,500mW,LL- ..4 D513 0403-000620 DIODE-ZENER;RLZ5.6B,5.45-5.73V,500mW,LL- ..4 D909 0403-000620 DIODE-ZENER;RLZ5.6B,5.45-5.73V,500mW,LL- ..4 D911 0403-000620 DIODE-ZENER;RLZ5.6B,5.45-5.73V,500mW,LL- ..4 D301 0403-001016 DIODE-ZENER;RLZ6.2B,5.96-6.27V,500mW,LL- ..4 D418 0403-001169 DIODE-ZENER;RLZ16C,15.96-16.51V,500MW,LL ..4 D421 0403-001169 DIODE-ZENER;RLZ16C,15.96-16.51V,500MW,LL ..4...
  • Page 36 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 IC107 1002-001399 IC-D/A CONVERTER;PCM1754,24BIT,SSOP,16P, ..4 IC110 1006-001076 IC-DRIVER/RECEIVER;MAX232ECWE+T,SOP,16P, ..4 IC112 1103-000129 IC-EEPROM;24C02,2Kbit,256x8Bit,SOP,8P,5x ..4 IC112 1103-000129 IC-EEPROM;24C02,2Kbit,256x8Bit,SOP,8P,5x ..4 IC112 1103-001279 IC-EEPROM;24C32,32Kbit,4Kx8Bit,SOP,8P,5x ..4 IC222 1105-001538 IC-VIDEO RAM;K4D263238,-,128M,4x1Mx32Bit ..4 DU410 1201-000166...
  • Page 37 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R571_OP 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R572_OP 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R574 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R575 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R577 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R592 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4 R656 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ..4...
  • Page 38 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R243 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R244 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R406 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R409 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R457_NT 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R498 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R525 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4...
  • Page 39 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R407 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R408 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R411 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R429 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R474 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R476 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R487 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4...
  • Page 40 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R929 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R930 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R938 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R943 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R962 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R996 2007-000084 R-CHIP;4.7Kohm,5%,1/10W,TP,1608 ..4 R426 2007-000087 R-CHIP;6.8Kohm,5%,1/10W,TP,1608 ..4...
  • Page 41 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R631 2007-000100 R-CHIP;68Kohm,5%,1/10W,TP,1608 ..4 R632 2007-000100 R-CHIP;68Kohm,5%,1/10W,TP,1608 ..4 R633 2007-000100 R-CHIP;68Kohm,5%,1/10W,TP,1608 ..4 R102 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 ..4 R660 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 ..4 R663 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 ..4 R667 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 ..4...
  • Page 42 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R415 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R418 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R477 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R478 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R482 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R902 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4 R903 2007-000950 R-CHIP;47ohm,5%,1/4W,TP,3216 ..4...
  • Page 43 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C6003 2203-000125 C-CER,CHIP;1.2nF,10%,50V,X7R,TP,1608,- ..4 C616 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C632 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C120 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C250 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C303 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C486 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4...
  • Page 44 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C626 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C627 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C628 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C644 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C649 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C651 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C652 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4...
  • Page 45 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C244 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C264 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C265 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C268 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C504 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C505 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4 C506 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4...
  • Page 46 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C631 2203-001656 C-CER,CHIP;0.47nF,5%,50V,NP0,1608 ..4 C673 2203-001724 C-CER,CHIP;4700nF,+80-20%,16V,Y5V,3216 ..4 C103 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C110 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C221 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C222 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C235 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4...
  • Page 47 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C546 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C547 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C550 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C552 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C556 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C557 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4 C559 2203-005533 C-CER,CHIP;1000nF,20%,6.3V,X7R,TP,1608 ..4...
  • Page 48 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C108 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C615 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C668 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C669 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C671 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C811 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4 C848 2402-001128 C-AL,SMD;100UF,20%,16V,WT,TP,6.3X5.7MM ..4...
  • Page 49 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 X600 2801-003954 CRYSTAL-SMD;27MHz,30ppm,28-AAN,16pF,50oh ..4 X500 2801-004483 CRYSTAL-SMD;28.322MHz,30ppm,HC-49,20pF,5 ..4 T0568 3301-000314 BEAD-SMD;120ohm,1.6x0.8x0.8mm,-,-,- ..4 T0568 3301-000314 BEAD-SMD;120ohm,1.6x0.8x0.8mm,-,-,- ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm ..4 T0568 3301-001236 BEAD-SMD;60ohm,1608,-,-,- ..4...
  • Page 50 MANUAL FLYER-SAFETY GUIDE;All Model,SAMS ...3 T0074 BN59-00507A REMOCON;Bordeaux,TM86,SAMSUNG,45Key,PIP, ...3 ACCESSORY BN63-01798A CLOTH-CLEAN;RE40**,CLOTH,310,320,RHCM ...3 T0531 BN63-02323A COVER-BOTTOM;23,26,32R71,ABS+PMMA,HB,BK2 ...3 T0059 BN68-00895A MANUAL FLYER-CARD;COMM,SAMSUNG,W/P 5G,PR ...3 T0511 BN68-01010A MANUAL USERS;COMM,SAMSUNG,English,Asia,W ...3 T0511 BN68-01010D MANUAL USERS;COMM,SAMSUNG,Arabic,M.Asia/ ...3 T0511 BN68-01010F MANUAL USERS;COMM,SAMSUNG,French,M.Asia/ ...3 ACCESSORY BN69-01086A BOX ACCESSORY-00;COMM,SW1,YEL,-,W573,D63...

  • Page 51: Block Diagram

    7 Block Diagrams 7 Block Diagram - This Document can not be used without Samsung’s authorization...
  • Page 52 7 Block Diagrams Memo...

  • Page 53: Wiring Diagram

    8 Wiring Diagrams 8 Wiring Diagram 8-1 LA26R71B / LA32R71B / LA40R71B Wiring Diagram...
  • Page 54 8 Wiring Diagrams 8-2 Main Board Layout...
  • Page 55 8 Wiring Diagrams 8-3 PIN characteristic CN800 - Main Board power supply NAME B12V GND GND GND B12VS B12VS B12VS GND GND GND 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 NAME...
  • Page 56 8 Wiring Diagrams CN221 - Front control NAME SDA-T SCL-T GND GND IDENT HP-L HP-R INPUT1 INPUT1 INPUT2 Function Define - 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...
  • Page 57 8 Wiring Diagrams...
  • Page 58 8 Wiring Diagrams 8-4 Power Board Layout...
  • Page 59 8 Wiring Diagrams CN801 - AC Input NAME Live Netural VOLTAGE Functing Define - Refer to : AC Input CN801 - Main Board power supply NAME 13V GND 5.4V 5.4V 5.4V GND GND GND GND ST7V PWR Functing Define - ST7V Stand-By Output - PWR Power On/Off Control - Refer to : CN801 function define CNM804 - Panel control...
  • Page 60 8 Wiring Diagrams CN802 - Inverter power supply NAME 24V GND GND GND GND Functing Define - 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 NAME 24V GND GND GND GND...
  • Page 61 8 Wiring Diagrams...
  • Page 62 8 Wiring Diagrams CN801 - AC Input NAME Live Netural VOLTAGE Functing Define - Refer to : AC Input CN801 - Main Board power supply NAME 13V GND 5.4V 5.4V 5.4V GND GND GND GND ST7V PWR Functing Define - ST7V Stand-By Output - PWR Power On/Off Control - Refer to : CN801 function define CNM804 - Panel control...
  • Page 63 8 Wiring Diagrams CN803 - Inverter power supply NAME 24V GND GND GND GND Functing 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 NAME 24V GND GND GND GND...
  • Page 64 8 Wiring Diagrams Memo 8-12...

  • Page 65: Schematic Diagrams

    9 Schematic Diagrams 9 Schematic Diagrams -This Document can not be used without Samsung's authorization. 9-1 Power_Sound Schematic Diagram PO W ER SOUND B12V B12VS B5V_VCCT TP800 IC813 IC800 L101 TP949 TP950 C805 C800 BA178M08FP MC33269DTRK-5.0 3.9uH 100nF 10nF < TORINO SMPS >...
  • Page 66 9 Schematic Diagrams -This Document can not be used without Samsung ’ s authorization. 9-2 Jack Schematic Diagram SC A R T1 Service _AN Y R400_EU 47Kohm 1/10W R401_EU 47Kohm 1/10W JA701_EU R402_EU 330ohm SC1_SR_OUT AGND_IN XREF JA716 R403 470ohm...
  • Page 67 9 Schematic Diagrams -This Document can not be used without Samsung ’ s authorization. 9-3 Micom Schematic Diagram...
  • Page 68 9 Schematic Diagrams -This Document can not be used without Samsung ’ s authorization. 9-4 SVP-PX/PX-Power/LBE-Option Schematic Diagram...
  • Page 69 9 Schematic Diagrams -This Document can not be used without Samsung ’ s authorization. 9-5 Application Schematic Diagram...
  • Page 70 9 Schematic Diagrams Memo...

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