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DLP PROJECTOR

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : FM12A

MODEL : HW300Y

HW300Y-JE

North/Latin America

http://aic.lgservice.com

Europe/Africa

http://eic.lgservice.com

Asia/Oceania

http://biz.lgservice.com

Internal Use Only

Printed in Korea

P/NO : MFL67213602(1105-REV00)

Содержание HW300Y

Страница 1: ...SSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS FM12A MODEL HW300Y HW300Y JE North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL67213602 1105 REV00 ...

Страница 2: ...s Inc All right reserved Only for training and service purposes 2 LGE Internal Use Only CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 5 BLOCK DIAGRAM 13 EXPLODED VIEW 14 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 3: ...y it s Neck Leakage Current Cold Check Antenna Cold Check 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 positioin 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...

Страница 4: ... Performance LGE TV test method followed 2 Required other specification Safety UL CSA IEC CE specification EN55022 Class B EMC FCC ICES IEC CE specification EN60950 1 4 General Specification 4 Copyright 2011 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only SPECIFICATION NOTE Specifications and others are subject to change without notice for improve...

Страница 5: ...e illuminator to make appropriate adjustments During the adjustment of the lights adjust for the screws at the three locations to be fully tight After they were adjusted if they became loose and changed tighten the screws at the three locations and complete the adjustment of the lights when they are tightened to the maximum 1 Up and Down Adjustment Before the adjustment first adjust the screws to ...

Страница 6: ...nd Focus Stopper position inspection Up down screw A Right tighten direction Adjustment part Screen state Initial state State after adjusting Screw direction Description At first upside illuminator goes down and right illuminator also goes down in detail Left loosen direction At first downside illuminator goes down and left illuminator also goes down left right screw B Right tighten direction At f...

Страница 7: ...tatic electricity Keep it at an exclusive case when moving it When grounding open the case 5 Put on gloves for preventing static electricity 6 All work is done at static free location Attach the tape or remove a dust on the DMD front or DMD back pin 5 2 Caution for DMD Clean 1 Follow the procedure and caution to prevent the screen from being scratched 2 When DMD glass stains with dust polish the f...

Страница 8: ...ibration or IN START and verify Fig 7 2 3 Fig 7 2 4 8 MAC Address Download 8 1 Used Device Adjustment remote control Play file keydownload exe Interface Board 1EA RS232C cable USB Cable 1EA 8 2 Adjustment Setting 1 Connect PC and Interface Board with RS232C Cable and connect to the Set using USB Cable Fig 8 3 1 2 Activate Play file keydownload exe and select MAC_Only for INI File NAME Fig 8 3 2 Fi...

Страница 9: ...nloaded at the bottom left 5 To exit press IN START or EXIT of the adjustment remote controller again to exit 10 White Balance Adjustment 10 1 Used Device 1 Illuminometer Model CL 200 1EA Chromaticity measurement from projection screen center 2 Remote control 1EA 3 CL200 and SET connection Interface Board 1EA 4 CL200 Uart Communication Cable 1EA 10 2 Equipment Composition 10 3 Adjustment Carry out...

Страница 10: ...s no problem During Auto CCA it becomes OK only when it comes within the above deviation boundary Afterwards if it goes out of the boundary a little bit when it is checked with a manual CCA it can be judged as a deviation due to meter environment Only for Warm Mode and Cool Mode 11 Brightness Inspection Measure the subjects below and it should satisfy the spec of product specification 1 Brightness...

Страница 11: ...changes to Green 7 Press the direction key of the adjustment remote controller to change the video of the projector to Green Pattern After 2 3 seconds Green Color Coordinate Table Data is transmitted from CL200 In the Result Display Window at right center of the screen the coordinate of the Green color and the brightness are displayed 8 Press Next button on the screen 9 Screen status indication li...

Страница 12: ... 00 81 80 90 40 B3 00 30 71 40 01 01 01 01 9E 20 00 90 51 20 1F 30 48 80 40 36 00 90 3F 63 00 00 1E 01 1D 00 72 51 D0 1E 20 50 6E 28 55 00 7E 8A 42 00 00 1E 21 39 90 30 62 1A 60 27 40 68 B0 36 00 C0 41 84 00 00 20 00 00 00 FC 70 00 4C 47 20 50 4A 54 52 0A 20 20 20 20 20 00 B8 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D C8 36 01 01 01 01 10 01 15 01 03 80 73 41 78 0A CF 74 A3 57...

Страница 14: ...n this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE Pe...

Страница 15: ...AL L1500 BLM18AG151SN1D AUDIO_SLEEP C1509 1uF R928 56 OPT C891 0 1uF R921 12 C527 0 1uF C530 0 1uF D502 50V BAP70 02 C526 0 1uF R523 100 C528 0 1uF C506 0 1uF 16V C519 0 1uF C524 0 1uF C501 0 1uF 16V C514 0 1uF 3 3V_TU C541 0 1uF C543 0 1uF 16V C504 120pF 50V L504 0603CS R39XGLW 390nH C551 18pF 50V 3 3V_TU C540 0 1uF C505 39pF 50V C517 0 1uF C545 18pF 50V C550 18pF 50V C542 0 1uF 16V OPT L501 0603...

Страница 16: ..._0_DATA3_P C1030 4 7uF LVDS_TX_0_DATA0_P D3 3V C1006 100pF 50V LVDS_TX_0_DATA0_N R1014 1K A1 2V A1 2V R1026 2 7K C1011 0 1uF USB_DM1 001 AU35 D3 3V X1001 54MHz 6212AA2600E EPHY_TDP LVDS_TX_0_CLK_P LVDS_TX_0_DATA2_N LVDS_TX_0_DATA1_N AUDIO_RIN LVDS_TX_0_DATA3_N C1033 0 1uF R1021 2 7K C1027 4 7uF C1025 0 1uF R1010 120 C1005 0 1uF C1003 100pF R160 49 9 LVDS_TX_0_DATA4_P EPHY_RDN IC900 LGE3549XS LGE35...

Страница 17: ...Q00 C18 DDR1_DQ01 C20 DDR1_DQ02 A18 DDR1_DQ03 B21 DDR1_DQ04 C21 DDR1_DQ05 B18 DDR1_DQ06 B20 DDR1_DQ07 D18 DDR1_DQ08 E18 DDR1_DQ09 D21 DDR1_DQ10 F18 DDR1_DQ11 E20 DDR1_DQ12 A22 DDR1_DQ13 F17 DDR1_DQ14 B22 DDR1_DQ15 E17 DDR0_DM0 A10 DDR0_DM1 C10 DDR1_DM0 A20 DDR1_DM1 F19 DDR0_DQS0 B10 DDR0_DQS0B B9 DDR0_DQS1 F10 DDR0_DQS1B F9 DDR1_DQS0 B19 DDR1_DQS0B C19 DDR1_DQS1 E19 DDR1_DQS1B D19 DDR01_RASB C16 D...

Страница 18: ...D_REF_2 5V DMD_REF_1 9V DMD_TRC DMD_SCTRL DMD_LOADB DMD_DAD_OEZ DMD_SAC_CLK DMD_SAC_BUS DMD_DAD_STRB DMD_DAD_BUS DMD_DCLK TH1 47k ohm NCP18WB473F10RB TH2 47k ohm NCP18WB473F10RB 5V_NORMAL C407 0 1uF 16V 5V_NORMAL 5V_NORMAL R464 150 BLU_EN R_NTC G_NTC RED_EN GRN_EN V_ADJ_CH1 V_ADJ_CH3 V_ADJ_CH2 B_NTC GND P402 05004HR 20B01S 14 13 5 20 12 11 2 19 18 10 4 1 17 9 8 3 16 7 6 15 21 5V_NORMAL 3 3V_NORMAL...

Страница 19: ...8053 10uF 6 3V C8061 10uF 6 3V C8058 10uF 6 3V C8048 10uF 6 3V C8038 10uF 6 3V C134 10uF 6 3V 3 3V_NORMAL 0 1uF C136 OPT 5V_NORMAL C131 10uF 6 3V R8081 10K C132 10uF 6 3V IC8006 AP2132MP 2 5TRG1 EAN61387601 3 VIN 2 EN 4 VCTRL 1 PG 5 NC 6 VOUT 7 ADJ 8 GND 9 EP 0 1uF C133 0 1uF C135 R8082 0 C10 0 1uF C90 0 1uF C95 0 1uF C88 0 1uF C93 0 1uF C89 0 1uF C84 0 1uF C85 0 1uF C81 0 1uF C97 0 1uF C87 0 1uF ...

Страница 20: ...60M 40 C1 10uF 16V VRST_ 10V C7 0 1uF 16V R3 0 C3 0 1uF 16V 5V DMD_PWR_EN 5V L1 22uH R1 43K 1 16W 1 R2 270K 1 16W 1 C16 0 22uF 10V R6 470K 1 16W 1 R4 56K 1 16W 1 DMD_REF_2 5V P103 104060 6017 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 C6 1uF C11 1uF C10 1uF C5 1uF R8 5...

Страница 21: ...ENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC P21 0500HR 06N2 G 1 2 3 4 5 6 7 IC21 KSM 503M2Q_B 1 VCC 2 OUT 3 GND C23 10uF 6 3V C21 10uF 10V R21 100 R22 10K C22 10uF 6 3V 2010 12 20 HW300 IR Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 22: ...R25 3K 1 16W 5 SW14 JTP 1127WEM 1 2 4 3 SW18 JTP 1127WEM 1 2 4 3 SW16 JTP 1127WEM 1 2 4 3 R18 5 6K 1 16W 5 C11 0 1uF 16V R17 10K R12 4 7K R13 4 7K R36 1K 1 16W 5 LD13 LW Q38G Q2R2 3K5L 1 1 2 R19 13K 1 16W 1 R31 13K 1 16W 1 P11 0500HR 10N2 G 1 2 3 4 5 6 7 8 9 10 11 LD03 LW Q38G Q2R2 3K5L 1 1 2 R23 1K 1 16W 5 LD05 LW Q38G Q2R2 3K5L 1 1 2 R26 1K 1 16W 5 LD10 LW Q38G Q2R2 3K5L 1 1 2 R33 1K 1 16W 5 LD1...

Страница 23: ... CLP 17 EAOUT 18 EAN 19 DIFF 20 CSN 21 CSP 22 SGND_2 23 SENSE 24 SENSE 25 SGND_3 26 IN 27 VCC 28 VDD 5 LX 8 SGND_1 6 DH 4 BST 2 NC_1 29 THERMAL Q804 RK7002T116 S D G VCC_RB GND RB R818 27K 1 16W 1 R808 27K 1 16W 1 C845 10uF 10V 3 3V R805 1K GND P804 05004HR 20B01S 14 13 5 20 12 11 2 19 18 10 4 1 17 9 8 3 16 7 6 15 21 GRN_EN GND B_NTC V_ADJ_CH2 G_NTC R_NTC 3 3V BLU_EN V_ADJ_CH3 V_ADJ_CH1 RED_EN P80...

Страница 24: ......

Страница 25: ...yright 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only LG Electronics LCD TV Division Projector Team PHS Gr Trouble shooting Applied chassis FM12A B ...

Страница 26: ... 1 8V_DDR L8011 5 Check 14 6V L205 6 Check 2 5V L8017 7 Check 1 9V L8022 1 Check Power On Off R8003 2 Check R8060 IC8005 3 Check IC8002 R8052 4 Check IC8002 R8052 5 Check L8002 L8003 Q8002 D8001 IC8003 6 Check R8059 IC8004 7 Check R8082 IC8006 Check ST_5V MAIN_P8001 PIN 1 2 3 Check LED_ L13 L14 ok ok ok No No No Check 3 57VST IC8009 PIN 2 Replace IC8009 ok No No Check Operating FAN 1 Check 14 6V L...

Страница 27: ... 3 3V Power Main L513 Check Main IC502 Replace IC502 Check Tuner 1 8V Power Main L515 Check IF_P N Signal Main R526 R529 Check IC503 Replace IC503 Replace BCM IC10 or Main Board ok ok ok ok No No No Bad Tuner Replace Tuner 2 Trouble shooting No video Digital TV video Check IF_P N Signal Main L802 ok No Check R815 R816 Q803 Q804 Replace Q803 Q804 No ...

Страница 28: ...TV video Check RF Cable Signal ok No Check C891 Main Replace C891 ok Check IF_P N Signal Main R530 R531 No Check R921 R923 Replace BCM 10 or Main Board ok Check Tuner 3 3V Power Main L513 Check Main IC502 Replace IC502 Check Tuner 1 8V Power Main L515 Check IF_P N Signal Main R526 R529 Check IC503 Replace IC503 ok ok No No No Bad Tuner Replace Tuner ...

Страница 29: ...video AV Check input signal format Is it supported Check AV Cable for damage for damage or open conductor Check JK902 CVBS Signal Line 1 R904 C903 ok ok ok No 1 Resolder R904 C903 ok Check CVBS_DET Signal 1 R911 1 Replace R911 No Replace BCM3549 IC10 or Main Board Check BCM Out signal line or DPP6401 Signal line With internal pattern ok ...

Страница 30: ...pen conductor Check EDID Check P901 H V_Sync R G B Signal LineR1437 R1438 ok ok ok No No Re download EDID data ok Replace P901 Check DSUB_DET R908 R975 Replace P901 No ok 5 Trouble shooting No video RGB PC Component Check DSUB_SCL SDA R1426 R1428 ok No Re solder R1426 R1428 Replace IC1402 Check Mstar Out signal line or DPP6401 Signal line With internal pattern ok Replace BCM3549 IC10 or Main Board...

Страница 31: ... supported Check HDMI Cable conductors for damage or open conductor Check JK1401 ok ok No ok Replace Jack1401 Check HDMI Signal output Main R993 964 999 988 930 Check resister R993 964 999 988 930 If no problem check signal line No Replace IC10 or Main Board No Check HDMI_DET HPD R993 R1403 No ok Replace R993 R1403 ok Replace BCM IC10 or Main Board Check EDID ok No Download EDID ...

Страница 32: ... of audio mute on off ok Check Output Signal R1508 R1510 Replace R1508 R1511 ok No Check Ic1501 of pin 5 9 Re solder Pin5 9 Replace IC1501 ok No Check speaker resistance and connector damage Replace speaker ok No on Toggle the mute Check Audio AMP 5V Power L1500 No Check L1500 Check BCM Audio Output Main C1507 C1509 No Replace C1507 C1509 No Check Headphone output Yes Replace P1500 ...

Страница 33: ... audio Follow procedure 8 All source audio trouble shooting guide Check RF Cable Signal ok Check TU_SIF path Including Q803 TR buffer ok Check SIF Signal R526 R505 ok No Bad Tuner Replace Tuner IC501 No Replace component ok Check Tuner 3 3V Power Main L513 Check Main IC502 Replace IC502 Check Tuner 1 8V Power Main L515 Check IC503 Replace IC503 ok ok No No ...

Страница 34: ... Cable Signal 9 Trouble shooting No audio out Analog TV audio Check SIF Signal Check R530 R923 ok No Bad Tuner Replace Tuner IC501 Follow procedure All source audio trouble shooting guide ok Check Tuner 3 3V Power Main L513 Check Main IC502 Replace IC502 Check Tuner 1 8V Power Main L515 Check IC503 Replace IC503 ok No No ok ...

Страница 35: ...hooting No audio out Head phone all audio source Check Volume level whether 0 level or not ok ok Check Head phone Cable for damage or open conductor Check Audio mute on off Check Earphone output Main B D JK1501 Pin 1 4 ok No Check JK1501 ok Replace JK1501 Replace or rework R1514 R1515 C1505 C1511 ok No Replace or rework IC1501 ...

Страница 36: ...ck JK1401 N OK OK Check USB device If device is 2 5 inch HDD Check power adaptor Replace Jack Check 5V voltage level at Bead or Jack N Replace or rework L911 and IC1401 Pin1 OK Maybe BCM3549 IC10 has problems Replace It Exception USB power could be disabled by inrushing current In this case remove the device and try to reboot the TV AC power off on Check IC1401 Pin4 high N Replace IC1401 OK ...

Страница 37: ... and service purposes LGE Internal Use Only 12 Trouble shooting SW download If SW update screen appears push the OK button The latest S W put in the LG DTV folder of USB Memory USB connects to USB jack The SW update is finished please check new SW version by in start menu ...

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