BBK LT1703S Скачать руководство пользователя

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SAFETY PREAUTIONS

PREVENTION OF ELECTRO---STATIC DISCHARGE(ESD)TO ELECTROSTATICALLY

SENSITIVE(ES)DEVICES

CONTROL BUTTON LOCATIONS AND EXPLANATIONS

ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT

TEST SCHEME FOR LT1703/LT2003

IC BLOCK DIAGRAM & DESCRIPTION

SCHEMATIC & P.C.B WIRING DIAGRAM

MATERIAL LIST

Содержание LT1703S

Страница 1: ...SERVICE MANUAL LT1703S LT2003S ...

Страница 2: ...LT1703S LT2003S SERVICE MANUAL Version 1 00 Author s Flat Panel TV Department of BBK AV ELETRONICS CORP LTD Keywords LT1703S LT2003S SERVICE MANUAL Number of pages 58 Date 2005 3 26 1 ...

Страница 3: ...NOTICE THIS DOCUMENT IS BASED ON THE LCD TV WITH INTERNAL MODEL LT1703S RU AND LT2003S RU 2 ...

Страница 4: ...TO ELECTROSTATICALLY SENSITIVE ES DEVICES 5 3 CONTROL BUTTON LOCATIONS AND EXPLANATIONS 6 4 ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT 14 5 TEST SCHEME FOR LT1703 LT2003 15 6 IC BLOCK DIAGRAM DESCRIPTION 18 7 SCHEMATIC P C B WIRING DIAGRAM 39 8 MATERIAL LIST 50 3 ...

Страница 5: ...1 SAFETY PREAUTIONS 4 ...

Страница 6: ...2 PREVENTION OF ELECTRO STATIC DISCHARGE ESD TO ELECTROSTATICALLY SENSITIVE ES DEVICES 5 ...

Страница 7: ...3 Control Button Locations and Explanations Remote Control Illustration 6 ...

Страница 8: ...7 ...

Страница 9: ...Front Panel Illustration 8 ...

Страница 10: ...OTHER INFORMATION 9 ...

Страница 11: ...10 ...

Страница 12: ...11 ...

Страница 13: ...12 ...

Страница 14: ...13 ...

Страница 15: ...4 Assembling and disassembling the mechanism unit SEE THE PIECE OF PAPER COME WITH THE MENUAL 14 ...

Страница 16: ... A Tested driving board into clamp and connect the control key board then fulfill and affirm the related testing set ups B Switch on power check the power supply voltage of 5 3 3V 2 5V boards by multimeter so as to affirm they are in normal status or not then press key POWER on the control key board to start the machine C Link the VGA signal outputted from computer to the tested driving board or l...

Страница 17: ...y Pattern mode it can reach to the following statuses that the layer of Pattern is distinct each grayscale is clear the color of color strip is real and transition edge is clear the brightness of each section of 0 5MHZ 1 0 2 0 4 0MHz of the multi wave are consistent with each other they are so clearly that the vertical lines inside pane can be identified and so do 4 8MHZ this section shall be a li...

Страница 18: ...WER key on remote controller or control key board and confirm there is any POP noise while turning on off it there isn t any abnormal color block flashing and astigmatism on picture as well 4 The test scheme for machine 1 Testing equipment A FLUKE 54200 one set B FLUKE 5418 one set C Special test host computer one set D DVD Player one set E TV set with AV input port one set F CATV antenna 4 pieces...

Страница 19: ...6 IC BLOCK DIAGRAM DESCRIPTION 6 1 RTD2020 6 1 1 FEATURES 18 ...

Страница 20: ...7 1 2 BLOCK DIAGRAM 19 ...

Страница 21: ...7 1 3 PIN ASSIGNMENTSCONTENTS 20 ...

Страница 22: ... count and therefore size and cost some pins have multiple functions In those cases the functions are separated with a symbol Refer to the Pin Assignment diagram for a graphical representation A Analog P Power I Input G Ground O Output ADC PLL 21 ...

Страница 23: ...Control Interface 22 ...

Страница 24: ...Digital Input Display Port 23 ...

Страница 25: ...Miscellaneous Interface DDC Channel Power Ground 24 ...

Страница 26: ...MCU Interface 25 ...

Страница 27: ...7 2 STV82x6 Multistandard TV Audio Processor and Digital Sound Demodulator 26 ...

Страница 28: ...I O Pin Description Legend Abbreviations for Table 2 Type AP Analog Power Supply DP Digital Power Supply I Input O Output OD Open Drain B Bidirectional A Analog 27 ...

Страница 29: ...28 ...

Страница 30: ...29 ...

Страница 31: ...7 3 ET0310 30 ...

Страница 32: ...31 ...

Страница 33: ...3 PINGOUT 32 ...

Страница 34: ...33 ...

Страница 35: ...7 4 SN75LVDS83 FLATLINK TRANSMITTER 34 ...

Страница 36: ...35 ...

Страница 37: ...7 5 LM4950 7 5W Mono BTL or 3 1W Stereo Audio Power Amplifier 36 ...

Страница 38: ...37 ...

Страница 39: ...7 6 LA7952 Video Switch for TV VCR Use 38 ...

Страница 40: ...7 SCHEMATIC P C B WIRING DIAGRAM MAINBOARD FOR LT1703 39 ...

Страница 41: ...AV BOARD FOR LT1703S AND LT2003S 40 ...

Страница 42: ...TELETEXT AND AUDIO DECODE BOARD FOR LT1703S AND LT2003S 41 ...

Страница 43: ...LVDS BOARD FOR LT1703S 42 ...

Страница 44: ...TTL BOARD FOR LT2003S 43 ...

Страница 45: ...MAIN BOARD FOR LT2003S 44 ...

Страница 46: ...45 ...

Страница 47: ...46 ...

Страница 48: ...47 ...

Страница 49: ...POWER SUPPLY BOARD FOR LT1703S AND LT2003S 48 ...

Страница 50: ...49 ...

Страница 51: ... R105 R106 R205 90026SMT RESISTOR 1 16W 22K 5 0603 PCS 3R501 R506 R116 90008SMT RESISTOR 1 16W 220Ω 5 0603 PCS 9R801 R806 R213 R215 R217 90014SMT RESISTOR 1 16W 1K 5 0603 PCS 2R807 R808 90023SMT RESISTOR 1 16W 10K 5 0603 PCS 12 R107 R110 R111 R158 R160 R 208 R809 R502 R507 R219 R1 65 R115 90017SMT RESISTOR 1 16W 2 2K 5 0603 PCS 1R503 100019 SMTARRAY RESISTOR 1 16W33Ω 5 8P PCS 16RP201 RP204 RP101 R...

Страница 52: ...55 C857 310066SMT CAPACITOR 50V 102 10 0603 PCS 4C856 C858 C852 C854 310072SMT CAPACITOR 50V 103 10 0603 PCS 3C512 C513 C190 260025CD CD11 16V47U 20 5 11 2 PCS 5C105 C192 C194 C196 260200CD CD11C 16V47U 20 5 7 2 PCS 2C139 C145 260201CD CD11C 16V100U 20 6 7 2 5 PCS 15 C248 C161 C179 C165 C128 C 162 C250 C251 C254 C255 C1 85 C516 C511 C136 C137 260428SMTCD 16V10U 20 4 4 5 4 PCS 3C125 C126 C129 26059...

Страница 53: ...01 882376IC TVP5146M1 PQFP PCS 1IC201 882027IC THC63LVDM83R TSSOP PCS 2IC109 IC108 882226 IC DS90C383 TSSOP PCS 2IC109 IC108 1632176PCB 21703 2 PCS 1 THE MATERIALS OF LT2003S VIDEO BOARD IS A LITTLE DIFFERENT FORM WHICH OF LT1703S DUE TO THE LT1703S USING THE LVDS TO TRANSFER VIDEO SIGNAL RATHER THAN LT2003S USING TTL THERE S NO C168 C169 C170 C171 C172 C173 C174 C175 C176 C177 C193 C197 C198 C199...

Страница 54: ...17 R609 R602 R6 04 0090015 SMT RESISTOR 1 16W 1 2K 5 0603 PCS 1 R902 0090012 SMT RESISTOR 1 16W 560Ω 5 0603 PCS 3 R301 R304 R305 0090001 SMT RESISTOR 1 16W 0Ω 5 0603 PCS 16 R892 R894 R896 R898 R924 R930 R605 R619 R621 R61 2 R613 0090114 SMT RESISTOR 1 8W 0Ω 5 1206 PCS 1 R403 0090034 SMT RESISTOR 1 16W 100K 5 0603 PCS 8 R306 R302 R803 R808 0000276 CARBON FILM RESISTOR 1 4W100Ω 5 10 PCS 1 R708 00102...

Страница 55: ...OR 50V 332 10 0603 PCS 1 R938 0310593 SMT CAPICITOR 10V 474 10 X5R 0603 PCS 2 C334 C620 0310205 SMT CAPICITOR 50V 473 10 0603 PCS 2 C411 C412 0260063 CD CD11 50V1U 20 5 11 2 PCS 10 C306 C307 C314 C315 C322 C323 C332 C333 C344 C34 5 0260102 CD CD110 25V10U 20 5 11 2 PCS 14 C343 C303 C305 C311 C31 3 C316 C317 C308 C328 C9 05 C908 0260206 CD CD11C 10V100U 20 5 7 2 PCS 4 C901 C346 C326 C320 0260029 CD...

Страница 56: ... OF POWER SUPPLY VER 1 8 Ver2 1 55 MATERIAL CODE MATERIAL NAME MODEL UNIT A M OU NT NUMBER OF MATERIAL 0090521 SMT RESISTOR 1 8W510K 5 1206 PCS 2 RA RB 0090496 SMT RESISTOR 1 8W 1MΩ 5 1206 PCS 3 R4 R6 R8 0090542 SMT RESISTOR 1 8W2MΩ 5 1206 PCS 1 R7 0090526 PRECISION SMT RESISTOR 1 16W 6 8K 1 0603 PCS 1 R5 0090525 SMT RESISTOR 1 8W 6 8Ω 5 1206 PCS 1 R16 0090511 SMT RESISTOR 1 8W4 7Ω 5 1206 PCS 3 R1...

Страница 57: ...260063 CD CD11 50V1U 20 5 11 2 PCS 1 TC05 0260039 CD CD11 25V47U 20 5 11 2 PCS 1 TC06 0410169 INDOUCTOR 22mH 2A Φ18 Φ10 8 PCS 2 L2 L1 0410160 INDOUCTOR 90UH 5A Φ9 Φ5 4 PCS 1 L3 0460425 TRANSISTOR PQ26 080 PCS 1 T01 0700123 SMT VOLTAGE REGULATOR DIODE 15V 5 1 2W PCS 1 VD6 0780197 SMT TRIODE C1815 PCS 1 V01 0570050 DIODE HER105 7 5mm PCS 1 VD3 0570051 DIODE HER107 5mm PCS 1 VD2 0680076 SCHOTTKY DIOD...

Страница 58: ...1870035 SOCKET 2111 2 P7S PCS 1 XS1 2140172 POWER WIRE 2p 1 5m 4PIN PCS 1 2300026 FUSE T5A 250V PCS 1 F1 3580153 HEAT SINKER 114 6 18 21 5 AK080 PCS 1 3580154 HEAT SINKER 69 5 33 5 21 5 AK080 PCS 1 57 ...

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