LG M2343A Скачать руководство пользователя страница 35 | Manualshive

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7. VIDEO JACK

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Содержание M2343A

Страница 1: ...LOR MONITOR SERVICE MANUAL Website http biz LGservice com CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO LP63A MODEL M2343A M2343A BZC A NLF Same model for Service ...

Страница 2: ...eceiving Channel VHF Low 45 25 140 25MHz HIGH 147 25 423 25MHz UHF 431 25 855 25MHz 4 4 AV 1 Video Level Input 0 7 0 15Vp p 2 Sync Level Input 0 286 0 075Vp p 3 Color Burst Input 0 214 0 072Vp p 4 Audio Level AV Input 0 7 0 1Vrms PC Input 0 7 0 1Vrms 5 Video Cross Talk 43dB 5 Max Resolution Analog 1600 x 1200 60Hz Digital 1360 x 768 60Hz 6 Recommed Resolution Analog Digital 1360 x 768 60Hz 7 POWER...

Страница 3: ...e module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circuit within the module If the surface of panel become dirty please wipe i...

Страница 4: ...t receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices c...

Страница 5: ...tip as the solder melts 2 Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coati...

Страница 6: ...onnection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on t...

Страница 7: ...60 800 x 600 V Lines 75 0 625 600 1 3 21 8 H Pixels 56 25 53 674 1048 800 32 64 152 800 x 600 V Lines 85 061 631 600 1 3 27 9 H Pixels 57 283 49 725 1152 832 32 64 224 832 x 624 V Lines 74 55 667 624 1 3 39 10 H Pixels 65 0 48 363 1344 1024 24 136 160 1024 x 768 V Lines 60 0 806 768 3 6 29 11 H Pixels 78 75 60 123 1312 1024 16 96 176 1024 x 768 V Lines 75 029 800 768 1 3 28 12 H Pixels 94 5 68 68 ...

Страница 8: ...EMBLY Disassembly Back door Remove the screws Open the Backcover s latch with Jig Remove the 10 screws from each side of metal frame Remove the screws 1 2 3 4 6 Remove the 6 screws from each up of metal frame 5 ...

Страница 9: ...Output IN1 SCART1 IN2 SCART2 IN3 Y C IN1 CVBS DC DC Converter DC DC Converter SP R SP L Audio amp MP7720 H phone TPA6110 To Inverter To LCD Module To Inverter CCIR656 TV Out MNT Out MAX232 To Control W W Tuner SAW 12V 24V 5V Power Adapter MST5151 DVI D Analog Audio in SCART 1 SCART 2 UOC lll IFVO CVBSO PiP ...

Страница 10: ...ock is composed of UOC III and peripheral devices Micom controls this IC through IIC Line 1 Video Decoder This Block Selects input Video signals like CVBS Y C SCART RGB and output RGB signal On decoding We can control signal like Contrast Brightness Sharpness Color tint signals including Adaptive Comb Filter 2 Audio Decoder This block analyzes audio input signal through A V Jack and PC audio and T...

Страница 11: ... button f Click Exit button 2 EDID Read Write 1 Run WinEDID exe 2 Edit Week of Manufacture Year of Manufacture Serial Number a Input User Info Data b Click Update button c Click Write button EEPROM initialize COMMAND 0xE4 0x00 0x00 ADC adjustment Black COMMAND 0xF1 0x00 0x00 ADC adjustment white COMMAND 0xF1 0x00 0x01 Factory shipping condition COMMAND 0xE4 0x00 0x01 or Remotecontroller MENU 3 0 2...

Страница 12: ...t Adjusts the white balance Teletext TOP The use the TOP On Off Auto Off after 2Hours RGB Test Adjusts RGB Gain Offset Sub Contrast Sub Brightness Description of operation Aging Mode Sets the aging mode Baud Rate Sets the Baud Rate mst9883c ADC Sets the TV AV ADC Figure 1 Cable Connection 220 IBM Compatible PC PARALLEL PORT Power inlet required Power LED ST Switch Power Select Switch 110V 220V Con...

Страница 13: ...erter IC U313 Check Crack of Damage Of Circuit Item Around U317 U304 NO Check U401 YES YES YES YES CHECK J301 Voltage Pin 12 2 24V Check U317 Pin 3 3 3V Check U304 Pin 3 2 5V Check X401 14 318Mhz 1 2 3 1 Waveforms J301 12 2 24V 3 X401 14 318Mhz 2 U317 3 3 3V NO POWER POWER INDICATOR OFF U313 IC Pin 13 24V ...

Страница 14: ...YED NO RASTER OSD IS NOT DISPLAYED NO NO Change J401 NO Change Pannel Link Cable Change Micom YES YES YES YES Check Pannel Link Cable Check J801 Crack J801 Check 27 28 29 30 12V Check J103 104 Pin 12 15 24V Inverter Check U401 MST5151A ...

Страница 15: ...d Ass y YES YES YES YES Check Video Board Check U317 Pin 3 3 3V Check U909 Pin 1 5V AV1 2 Scart AV3 CVBS Svideo J903 904 Cable Check In Case of TV NO Change Video Board Ass y NO YES Check Peripheral Circuit Check Tuner TU701 Check Connection of EXT YES 4 5 Waveforms 4 5 U317 3 5V U317 1 3 3V Check Cable of J701 702 ...

Страница 16: ...O SOUND NO NO Check Speaker Condition Check Adaptor Jack Board Change the IC U201 202 Amp IC YES YES YES Check U201 202 Pin 1 24V NO Change the IC U203 TPA6110A2 Zarphun IC Check U203 Pin 4 8 5V Check U201 202 Pin 7 5V ...

Страница 17: ... 17 30P 4P 12P 10P 8P 14P 11P 7P main etc total video jack adapter jack power key headphone 6631T10003S 6631T10003R 6631T20033J 6631T11012W 6631T20023J 6631T20028U 6631T10003Q 6631900061B WIRING DIAGRAM ...

Страница 18: ...EXPLODED VIEW 18 060 070 080 090 100 020 010 110 150 160 170 120 130 140 180 030 050 040 ...

Страница 19: ...28 2 FERRITE 7W 8OHM 84DB 210HZ 71X41X28mM LUG 66339A0016A Inverter DC AC LG PHILIPS LCD 6632L 0132B KTY MAIN 66339A0016B Inverter DC AC LG PHILIPS LCD 6632L 0133B KTY SUB 4951TKS194H Plate Assembly FRAME M2343A BZC MAIN FRAME G C SKD 33139L2014A Main Total Assembly M2343A BRAND LP63A 6871TST813B PCB Assembly Sub M2343A BZB SKD ETC TOTAL BRAND RS 232C CL 77 49519K0001D Plate Assembly REAR M2343A B...

Страница 20: ...RIPTION SPECIFICATION C203 0CK104CK56A 0603B104K500CT 100nF 10 50V C204 0CC221CK41A C1608C0G1H221JT 220pF 5 50V C205 0CK102CK56A 0603B102K500CT 1nF 10 50V X C206 0CK103CK51A 0603B103K500CT 10nF 10 50V C207 0CK105CF94A 0603F105Z160CT 1uF 20TO 80 C208 0CK105CF94A 0603F105Z160CT 1uF 20TO 80 C209 0CK102CK56A 0603B102K500CT 1nF 10 50V X C210 0CK103CK51A 0603B103K500CT 10nF 10 50V C211 0CK104CK56A 0603B...

Страница 21: ...0 50V C480 0CK104CK56A 0603B104K500CT 100nF 10 50V C481 0CK104CK56A 0603B104K500CT 100nF 10 50V DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C482 0CK104CK56A 0603B104K500CT 100nF 10 50V C483 0CK104CK56A 0603B104K500CT 100nF 10 50V C484 0CK104CK56A 0603B104K500CT 100nF 10 50V C487 0CK104CK56A 0603B104K500CT 100nF 10 50V C488 0CK104CK56A 0603B104K500CT 100nF 10 50V C489 0CK104CK56A ...

Страница 22: ... 50V C858 0CK104CK56A 0603B104K500CT 100nF 10 50V C860 0CK105CF94A 0603F105Z160CT 1uF 20TO 80 C861 0CK105CF94A 0603F105Z160CT 1uF 20TO 80 DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C870 0CK475DD57A C2012X5R1A475KT 4 7uF 10 10 C871 0CK475DD57A C2012X5R1A475KT 4 7uF 10 10 C901 0CE477EF638 KMG5 0TP16VB470M 470uF 20 1 C902 0CE477EF638 KMG5 0TP16VB470M 470uF 20 1 C903 0CK104CK56A 060...

Страница 23: ...DZS5 6B 5 6V 5 49TO5 73V 60 ZD819 0DZ560009DA UDZS5 6B 5 6V 5 49TO5 73V 60 ZD820 0DZ560009DA UDZS5 6B 5 6V 5 49TO5 73V 60 ZD821 0DZ560009DA UDZS5 6B 5 6V 5 49TO5 73V 60 ZD822 0DZ560009DA UDZS5 6B 5 6V 5 49TO5 73V 60 DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION ZD823 0DZ560009DA UDZS5 6B 5 6V 5 49TO5 73V 60 ZD901 0DZ910009FE UDZS9 1B 9 1V 8 85TO9 23V 30 ZD902 0DZ910009FE UDZS9 1B 9...

Страница 24: ...IPTION SPECIFICATION R113 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1 R114 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10 R115 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10 R116 0RJ4700D677 MCR03EZPJ471 470OHM 5 1 10W R117 0RJ0332D677 MCR03EZPJ330 33OHM 5 1 10W R118 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R119 0RJ0332D677 MCR03EZPJ330 33OHM 5 1 10W R120 0RJ8200D677 MCR03EZPJ821 820OHM 5 1 10W R121 0RJ4701D677 MCR0...

Страница 25: ...1 10W 1 R418 0RH0000D622 MCR10EZHJ000 0OHM 5 1 8W 20 R419 0RH0000D622 MCR10EZHJ000 0OHM 5 1 8W 20 DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R422 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1 R423 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R424 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R425 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R426 0RJ2701D677 MCR03EZPJ272 2 7KOHM 5 1 10 R430 0RJ1002D67...

Страница 26: ...HM 5 1 10W 1 R692 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R693 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R694 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R695 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R696 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W R697 0RJ2701D677 MCR03EZPJ272 2 7KOHM 5 1 10 R699 0RJ4700D677 MCR03EZPJ471 470OHM 5 1 10W R802 0RJ68...

Страница 27: ...0CK104CK56A 0603B104K500CT 100nF 10 50V R911 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10 R912 0RJ1501D677 MCR03EZPJ152 1 5KOHM 5 1 10 DATE 2006 04 07 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R913 0RJ2701D677 MCR03EZPJ272 2 7KOHM 5 1 10 R914 0RJ7501D677 MCR03EZPJ752 7 5KOHM 5 1 10 R916 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10 R918 0RJ2701D677 MCR03EZPJ272 2 7KOHM 5 1 10 R919 0RJ7501D677 MCR03EZPJ75...

Страница 28: ...CK474CH94A 0603F474Z250CT 470nF 20TO 8 C703 0CK474CH94A 0603F474Z250CT 470nF 20TO 8 C704 0CK474CH94A 0603F474Z250CT 470nF 20TO 8 C705 0CZZTAT006A RV2 16V100MU R 10uF 20 16V D701 0DS226009AA KDS226 1 2V 85V 300MA 2A 4NS D702 0DS226009AA KDS226 1 2V 85V 300MA 2A 4NS R701 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1 R704 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1 R705 0RJ4702D677 MCR03EZPJ473 47KOHM 5 1 10W ...

Страница 29: ...SCHEMATIC DIAGRAM 29 1 CONNETOR JACK ...

Страница 30: ... 30 2 MEMORY AUDIO AMP ...

Страница 31: ... 31 3 SCALER GM1601 ...

Страница 32: ... 32 4 VUDEO DEC VCT49XYI ...

Страница 33: ... 33 5 MST9883C TUNER SCARTJACK ...

Страница 34: ... 34 6 POWER ...

Страница 35: ... 35 7 VIDEO JACK ...

Страница 36: ... 36 8 POWER BOARD 1 ...

Страница 37: ... 37 9 POWER BOARD 2 ...

Страница 38: ... 38 10 RS232C ...

Страница 39: ... 39 11 EARPHONE PART ...

Страница 40: ... 40 12 CONTROL ...

Страница 41: ...Nov 2006 P NO 38289S Printed in Korea ...

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