LG 42PC5R* Скачать руководство пользователя страница 15 | Manualshive

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TROUBLESHOOTING

1. No power

(1) Symptom

1) It is not discharged minutely from the module.
2) Light does not come into the front LED.

(2) Check process

Plug in a power cord

No

Yes

Is plug in power
cord inserted ?

Connect a cable.
Plasma(CN1), LCD(SC100)

No

Yes

Is the Line Filter and
PSU connected?

Replace the fuse.

No

Yes

Is the fuse of PSU

normal? Plasma(F101),

LCD(f100)

Connect the 13-14pin cable.

After all cables connect is removed
to PSU, the AC voltage marking is
authorized on manual.
When ST-by 5V is not operated,
replace PSU.

No

Yes

Is it connected

that PSU and 13-14pin

cable in VSC

board?

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Содержание 42PC5R*

Страница 1: ...PLASMA TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PP78A MODEL 42PC5R 42PC5R ZB 42PC5R1 42PC5R1 ZD website http biz LGservice com ...

Страница 2: ...CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 TROUBLE SHOOTING 15 BLOCK DIAGRAM 23 EXPLODED VIEW 24 EXPLODED VIEW PARTS LIST 25 REPLACEMENT PARTS LIST 26 SVC SHEET PRINTED CIRCUIT DIAGRAM ...

Страница 3: ...k With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measu...

Страница 4: ... 5 The receiver must be operated for about 20 minutes prior to the adjustment V Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC V General Specification 42 XGA Module with 40 Display Screen Device Aspect Ratio PDP Module Operating Environment Storage Environment Input Voltage 1 2 3 4 5 6 No Item Specification Remark 42 Wide...

Страница 5: ... stick Start time minimization Low Brightness Arrival Time mode 921 5 H 519 0 V 0 5 1005 W x 597 H x 60 7 D 1 1024 H x 768 V 300um H x 676um V RGB closed type 13 8 14 3 14 8 192 5 197 5 202 5 Min Typ Max 0 40 20 80 800 1100 20 60 10 90 700 1100 4 5 5 5 5 14 15 16 1 2 3 4 5 6 7 8 9 No Item Remark 1Pixel 3RGB Cells 1Pixel 3RGB Cells 5EA 1Box Remark Altitude 0 to 2000M Altitude 0 to 3000M mm mm um Kg...

Страница 6: ...load the VCTP main software IC500 VCT_Pro 2 Channel memory IC501 EEPROM 3 Color carrier Adjustment 3 2 SET assembly adjustment items 1 DDC Data input 2 Adjustment of White Balance 3 Factoring Option Data input 4 PCB assembly adjustment method Using VCTP Download program 4 1 Download program installation 1 Extract a Zip file 2 Visual I2C LPT Driver Installation LPT Port Driver LptDrv Setups Program...

Страница 7: ...B Ass y 1 Connect the download jig to D sub jack 2 Execute Download vi2c program in PC then a main window will be opened 3 Double click the blue box and confirm Bootloader Version as 42 4 Click the Erase Flash button 5 Double click the download file low then edit window will be opened 6 Click the choice button in the edit window then file choice window will be opened 7 Choose the Hex file in folde...

Страница 8: ...te Download vi2c program in PC then a main widow will be opened 5 Double click the blue box and confirm Bootloader Version as 42 6 Click the Erase Flash button 7 Double click the download file low then edit window will be opened 8 Chick the choice button I n the edit window then file choice window will be opened 9 Click the load flash button 10 Choose the Hex file in folder and execute downloading...

Страница 9: ... 4 Click GO button If you don t push the go the Hex file would not be downloaded although the download proceeds normally at first glance 5 Double click the blue box and confirm Bootloader Version as 42 6 Click the Erase Flash button 7 Double click the download file low then edit window will be opened 8 Chick the choice button I n the edit window then file choice window will be opened 9 Click the l...

Страница 10: ...wnload jig 7 3 Connection structure 1 Connect the download jig to D sub jack 2 Execute Channel vi2c program in PC then a main window will be opened 7 4 Connection condition 1 IC name and circuit number VCTP and IC500 2 Use voltage 3 3V 3 SCL 15pin 4 SDA 12pin 5 Tact time about 3seconds 7 5 Download method 1 Connect the download jig to D sub jack 2 Execute Channal vi2c program in PC then a main win...

Страница 11: ...cture 10 4 Connection Diagram for Measuring refer to Fig 1 10 5 Adjustment Method 1 Va Adjustment 1 After receiving 100 Full White Pattern HEAT RUN 2 Connect terminal of D M M to Va pin of P812 connect terminal to GND pin of P812 3 After turning VR901 voltage of D M M adjustment as same as Va voltage which on label of panel right top deviation 0 5V 2 Vs Adjustment 1 Connect terminal of D M M to Vs...

Страница 12: ...n cable DVI to HDMI cable 11 4 Preparation for Adjustment 1 As above Fig 2 Connect the Set EDID Download Jig PC Cable 2 Turn on the PC EDID Download Jig And Execute the S W EDID TESTER Ver 2 5 3 Set up S W option Repeat Number 5 Device Address A0 PageByte 8 4 Power on the Set 11 5 Sequence of Adjustment 1 DDC data of Analog RGB 1 Init the data 2 Load the EDID data Open File Analog RGB PP78A_RGB AN...

Страница 13: ...ain after AC off on in status of Heat run pattern display 2 Release the DDC adjust mode Release the adjust mode after AC off on or std by off on in status of finishing the Hear run mode Release the Adjust mode when receiving the aging off command F3 00 00 from adjustment equipment Need to transmit the aging off command to TV set after finishing the adjustment Standard color coordinate and temperat...

Страница 14: ...value is fixed CASE First adjust the coordinate much away from the target value x y 1 x y target 1 Decrease the R G 2 x y target 1 First decrease the B gain 2 Decrease the one of the others In case of decreasing the x decreasing the R fix G In case of decreasing the y decreasing the G fix R 3 x target y target 1 First decrease B so make y a little more than the target 2 Adjust x value by decreasin...

Страница 15: ...r cord inserted Connect a cable Plasma CN1 LCD SC100 No Yes Is the Line Filter and PSU connected Replace the fuse No Yes Is the fuse of PSU normal Plasma F101 LCD f100 Connect the 13 14pin cable After all cables connect is removed to PSU the AC voltage marking is authorized on manual When ST by 5V is not operated replace PSU No Yes Is it connected that PSU and 13 14pin cable in VSC board ...

Страница 16: ...ace Y Board After connecting well each connector the normality it operates Yes No No Is the Y Board normal Is the fuse FS2 FS3 on Y B D normal Is the output voltage normal after remove P1 connector of Y B D Yes No No Replace Z Board Is the Z Board normal Is the fuse FS1 FS2 on Z B D normal Is the output voltage normal after remove P1 connector of Z B D Yes No No Is the X Board normal Is the output...

Страница 17: ...r VaVs on Is output the normality Low High voltage except Stand by 5V Yes No No Is the Link cable normal Yes Is the IC500 s output normal Reconnect the link cable in P803 Plasma P804 LCD No Replace the VSC No Yes Check the power Is video output of the Tuner normal Check TU400_Pin13 Is the input voltage normal Check Pin3 Is the I2C communication normal Check Pin9 Pin10 Yes No Yes Is the LVDS Cable ...

Страница 18: ...the input source No 6 In case of becomes unusual display from Side AV mode Is video input of the A V jack normal Check CN703 Pin9 Yes Sam as Block A Check the input source No 7 In case of becomes unusual display from Side S Video mode Is video input of the A V jack normal Check CN703 Pin9 Yes Sam as Block A Check the input source No ...

Страница 19: ...he input source No 9 In case of becomes unusual display from SCART 1_RGB mode Is video input of the A V jack normal Check R110 R170 R171 R173 Yes Sam as Block A Check the input source No 10 In case of becomes unusual display from SCART 2 mode Is video input of the A V jack normal Check R174 Yes Sam as Block A Check the input source No ...

Страница 20: ...nput source No 12 In case of becomes unusual display from component 2 mode Yes Change IC IC500 Check the input source No Is video input of the A V jack normal Check R241 R242 R243 13 In case of becomes unusual display from RGB mode Yes Change IC IC500 Check the input source No Is R G B input and H V sync of the JK201 normal Check R220 R221 R253 R254 R255 ...

Страница 21: ...HDMI is no sound Yes Only AV COM2 PC input is no sound Is the output of IC600 R607 R608 normal Yes Only RF is no sound No No No No Download the EDID data Set on speaker in menu No Replace IC600 No Check the Speaker cable No IC500 operae nor mall Replace IC500 No Yes IC601 operae nor mall Replace IC601 Replace VSC BD Yes Check the signal after IC600 refer to circuit diagrma Check the Tuner In Out N...

Страница 22: ...t 4 HDCP authen attempted Reset TMDS power down on register 0x60 offset 0x3f 0xff Check HDMI source Change another source or cable Yes Is wave continuous Normal video Normal audio No Yes Replace IC303 No 1 Check TV input mode HDMI 1 port support HDMI and DVI So if you input DVI signal and PC audio from phone jack You can hear PC audio 2 Uuplug and plug HDMI cable sometimes ESD surge occurred at HD...

Страница 23: ...OUT HEAD_OUT L R COMP2_R L HS VS PIP OPTION ANX9021 ANX9021 TMDS RECIEVER TMDS RECIEVER TEA6420 Sound switch 2 RX 0 1 2 CLK SIDE_R L SCART1 2_V RCA1 2_V EEPROM EEPROM SUB TUNER VIDEO_DECODER TW9909 TW9909 EEPROM EEPROM VCT Pro Lip sync SCART_FB AV_AUDIO R L AM_AUDIO COMP1_R L I 2 C RX 0 1 2 CLK TV_OUT TV_OUT MNT_OUT MNT_OUT PIP_V ITU 656_IN SCART1 2_I D HDMI_Y Pb Pr 1080P SCART_RGB STMAV335 MUX RT...

Страница 24: ... 24 EXPLODED VIEW 300 120 304 560 570 600 306 301 302 303 400 240 250 200 206 580 205 202 203 204 201 900 901 501 590 520 502 603 601 602 ...

Страница 25: ...ASSY BRACKET SPEAKER DIRECT GRILL ALL BLACK 42PC5R1 ZD 400 ACQ31583504 Cover Assembly Rear 42 LGEMA PHANTOM 501 AGU31681101 Plate Assembly ASSY PLATE TUNER BOT SMALL 42PC5 LGERA AGU31681115 Plate Assembly ASSY PLATE TUNER BOT SMALL 42PC5R ZB MA LCOAL 502 AGU31680901 Plate Assembly ASSY PLATE TUNER COVER SMALL 42PC5 LGERA AGU31680921 Plate Assembly ASSY 42PC5R ZB MA LOCAL 520 EBR32773022 Hand Inser...

Страница 26: ...2pF 5 50V C0G C321 0CC220CK41A C1608C0G1H220JT 22pF 5 50V C0G C322 0CC220CK41A C1608C0G1H220JT 22pF 5 50V C0G C400 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R C401 0CC390CK41A C1608C0G1H390JT 39pF 5 50V C0G C402 0CC390CK41A C1608C0G1H390JT 39pF 5 50V C0G C403 0CE107SF6DC VMV107M016S0ANE010 100uF 20 16V C405 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R C406 0CK273CK56A 0603B273K500CT 27nF 10 50V X7R C...

Страница 27: ...03B102K500CT 1nF 10 50V X7R C621 0CK682CK51A C1608Y5P1H682KT 6 8nF 10 50V Y5P C622 0CK682CK51A C1608Y5P1H682KT 6 8nF 10 50V Y5P C623 0CC270CK41A C1608C0G1H270JT 27pF 5 50V C0G C624 0CK105DK94A 0805F105Z500CT 1uF 20TO 80 50V C625 0CK105DK94A 0805F105Z500CT 1uF 20TO 80 50V C626 0CK105DK94A 0805F105Z500CT 1uF 20TO 80 50V C627 0CK105DK94A 0805F105Z500CT 1uF 20TO 80 50V C628 0CE106WH6DC MVK5 0TP25VC10M...

Страница 28: ...33945901 CDS3C30GTH 30V 50V 120V 1 9A 1W D205 EAH33945901 CDS3C30GTH 30V 50V 120V 1 9A 1W D206 EAH33945901 CDS3C30GTH 30V 50V 120V 1 9A 1W D207 EAH33945901 CDS3C30GTH 30V 50V 120V 1 9A 1W D208 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 D209 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 D210 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 D211 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 D219 EAH3394...

Страница 29: ...020C Multilayer MLI 201212 100K 10UH 10 15MA L601 0LCML00020C Multilayer MLI 201212 100K 10UH 10 15MA L605 EAP32842807 Wire Wound NR8040T330M 33UH 20 250V L606 EAP32842807 Wire Wound NR8040T330M 33UH 20 250V L613 EAP32842807 Wire Wound NR8040T330M 33UH 20 250V L614 EAP32842807 Wire Wound NR8040T330M 33UH 20 250V L810 0LCTO00019A Wire Wound D75C 646CY 220M P3 L710 0RH0000D622 MCR10EZHJ000 0OHM 5 1 ...

Страница 30: ... 47KOHM 5 1 10W 1608 R303 0RJ4702D677 MCR03EZPJ473 47KOHM 5 1 10W 1608 R304 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R305 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R306 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R307 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R308 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R310 0RJ4702D677 MCR03EZPJ473 47KOHM 5 1 10W 1608 R311 0RJ4702D677 MCR03EZPJ473...

Страница 31: ... 10W 1608 R542 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R543 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R544 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R545 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R546 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R547 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R548 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R549 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 1...

Страница 32: ...MOSFET 30V Q103 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q104 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q105 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q106 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q107 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q108 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q109 0TRIY80001A 2SC3052 NPN 6V 50V 50V 200MA 100NA Q110 0TRIY80001A 2SC3052 ...

Страница 33: ... MCR10EZHJ000 0OHM 5 1 8W R110 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R2 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R3 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R4 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R5 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R6 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R7 0RH0000D622 Resistor MCR10EZHJ000 0OHM 5 1 8W R8 0RH0000D622 Resistor MCR10...

Страница 34: ......

Страница 35: ......

Страница 36: ......

Страница 37: ...MAIN TOP MAIN BOTTOM SIDE A V TOP SIDE A V BOTTOM IR LED CONTROL TOP CONTROL BOTTOM PRINTED CIRCUIT BOARD ...

Страница 38: ...Feb 2007 Printed in Korea P NO MFL34335201 ...

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