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LG 32HIZ22, Руководство по обслуживанию, Страница: 17 / 45

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LG 32HIZ22 Скачать руководство пользователя страница 17

- 17 -

2. VSC Board

2-1. No Power 

(1) Symptom

1) Minute discharge  doesn’t occur at module.
2) Front LED doesn’t come into action

(2) Check follow

Is  the

Power Cord

plug in ?

Plug in Power Cord

No

No

No

No

Yes

Is the

Line Filter and PSU

connected?

Connect  Cable (SC100)

Yes

Is  the 

Fuse(F100) of PSU

is normal? 

Replace Fuse

Yes

Is it

connect  that 

PSU and 13Pin

cable in VSC

board?

After remove the cable connect to Power Board(except the
CN101 connection cable), authorizes the AC voltage
marking on manual.
When ST-BY 5V does not operate, replace Power Board.

Connect Cable

Yes

Содержание 32HIZ22

Страница 1: ...R LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LP62F MODEL 32HIZ22 32LC2RHA ZH website http biz LGservice com ...

Страница 2: ...2 CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 11 TROUBLE SHOOTING 16 BLOCK DIAGRAM 22 EXPLODED VIEW 24 EXPLODED VIEW PARTS LIST 25 REPLACEMENT PARTS LIST 26 SVC SHEET ...

Страница 3: ...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 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 ...

Страница 4: ...vely obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a ground...

Страница 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Страница 6: ...MC CE IEC SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 4 General TV Specification No Item Specification Remark 1 Video input applicable system PAL D K B G I NTSC M SECAM NTSC 4 43 2 Receivable Broadcasting System 1 PAL SECAM BG 2 PAL SECAM DK 3 PAL I I 4 SECAM L L only ZH 5 PAL N M 6 NTSC M only TH 3 RF Input Channel VHF E2 E12 PAL UHF E21 E69 C...

Страница 7: ...p 576p 720p 1080i Y Pb Pr 2EA TH 5 Power ON LED Power consumption White 140W 32 190W 37 250W 42 Stand by BRAND RED 1W COMMERCIAL RED 2W 6 LCD Module Outline 32 760 0 x450 0 x 48 0 Dimension 37 877 0 x 516 8 x 55 5 H mmx V mmx D mm 42 1006 x 610 x 56 Pixel Pitch 32 0 1702 x0 5107 x RGB 37 0 200 x 0 600 x RGB 42 0 227 x 0 681 x RGB Pixel Format 1366 x 768 Pixels RGB strip arrangement Coating Hard co...

Страница 8: ...ontrol 1EA 13 Speaker out 1EA Stereo Phone Jack 14 RJP Interface 1EA RJ 45 jack interface for RJP RJP Remote Jack Pack 7 Component Video Input Y PB PR No Resolution H freq kHz V freq kHz Pixel clock MHz Remarks 1 720 x 480 15 73 59 94 13 500 SDTV DVD 480I 525I 2 720 x 480 15 75 60 00 13 514 SDTV DVD 480I 525I 3 720 x 576 15 625 50 00 13 500 SDTV DVD 576I 625I 4 720 x 480 31 47 59 94 27 000 SDTV 48...

Страница 9: ...50 60 00 27 027 SDTV 480P 3 720 x 576 31 25 50 00 27 000 SDTV 576P 4 1280 x 720 44 96 59 94 74 176 HDTV 720P 5 1280 x 720 45 00 60 00 74 250 HDTV 720P 6 1280 x 720 37 50 50 00 74 25 HDTV 720P 50Hz 7 1920 x 1080 33 72 59 94 74 176 HDTV 1080I 8 1920 x 1080 33 75 60 00 74 250 HDTV 1080I 9 1920 x 1080 28 125 50 00 74 250 HDTV 1080I 50Hz 10 HDMI Input PC No Resolution H freq kHz V freq kHz Pixel clock ...

Страница 10: ...DTV 1080I 8 1920 x 1080 33 75 60 00 74 250 HDTV 1080I 9 1920 x 1080 28 125 50 00 74 250 HDTV 1080I 50Hz No Item Content Remark 1 Product Width Length Height Unit Dimension Before Packing 811 235 630 mm SET With Stand After Packing 912 316 695 mm 2 Product Weight Only SET 21 9 Kg With BOX 26 3 Kg 3 Container Loading Individual or 20ft 40ft Quantity Palletizing Indi Wooden Indi Wooden 126 120 273 26...

Страница 11: ...Monthly 03 03 Year 2005 0F d Model Name Monitor Name e Checksum Changeable by total EDID data 11 ADJUSTMENT INSTRUCTION 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00 00 FF FF FF FF FF FF FF 1E 6D 10 01 03 80 46 27 78 EA D9 B0 A3 57 49 9C 25 20 11 49 4B A5 6E 80 31 40 01 01 01 01 45 40 01 01 30 61 40 01 01 01 01 1B 21 50 A0 51 00 1E 30 48 88 40 35 00 BC 88 21 00 00 1C 4E 1F 00 80 51 00 1E 30 5...

Страница 12: ...100 Color Bar MSPG 925FA model 217 pattern 33 signal into Component ZH component TH MH component 1 or 2 2 Set the PSM to Standard mode in the Picture menu 3 Press the INSTART key on remote control for adjustment 4 Press the G Vol key to operate the set then it becomes automatically 5 Auto RGB OK means the adjustment is completed 5 3 Adjustment of RGB 1 Required Equipments 1 Remote controller for a...

Страница 13: ...l 85IRE Command1 Command2 Set ID Data Min Max Input Select XB B 00 00h 90h R Gain J A 00 00h E0h G Gain J B 00 00h E0h B Gain J C 00 00h E0h R Offset J D 00 00h 90h G Offset J E 00 00h 90h B Offset J F 00 00h 90h Command1 Command2 Set ID Data Min Max Input Select XB B 00 00h 90h R Gain J A 00 00h E0h G Gain J B 00 00h E0h B Gain J C 00 00h E0h R Offset J D 00 00h 90h G Offset J E 00 00h 90h B Offs...

Страница 14: ... 0 3F 3F FF the state marking 0 0 3F 3F FF the state marking 0 0 3F 3F FF the state marking 0 0 3F 3F FF the state marking 0 0 3F 3 FF the state marking 0 0 3F 3F FF the state marking If Auto Adjust Condition is not send the NACK 0 Pr 0 C7 Pr 199 0 Pr 0 C7 Pr 199 IR CODE 0 BITMASK 0X01 Initial data red 0x79 blue 0x6f green 0x80 Initial data red 0x80 blue 0x82 green 0x80 L P62x Co r t ez Ver s i o ...

Страница 15: ...me None 8 Picture PSM Dynamic Dynamic Contrast 100 Brightness 50 Colour 50 Sharpness 50 CSM Normal XD Auto Advanced Reset 9 Sound SSM Flat Off AVL Off Balance 0 50 50 Speaker On 10 Time Clock User control Off time Off On time Off Auto sleep Off 11 Special Language English Area management Child Lock Off Set ID 1 XD Demo To start 12 Screen Auto config Manual config XGA VGA mode Variable by each mode...

Страница 16: ...e output circuit Yes No Yes No No No Doesn t the screen whole come out It is identical with power off condition Is the Interface signal operated Doesn t the 5V monitor signal come out Doesn t the VSC signal RL_ON come out Doesn t the VSC Low pressure output come out Doesn t the Vs Va voltage output come out Doesn t the St by 5V signal come out Doesn t the VSC signal Vs ON come out When remove the ...

Страница 17: ...ord No No No No Yes Is the Line Filter and PSU connected Connect Cable SC100 Yes Is the Fuse F100 of PSU is normal Replace Fuse Yes Is it connect that PSU and 13Pin cable in VSC board After remove the cable connect to Power Board except the CN101 connection cable authorizes the AC voltage marking on manual When ST BY 5V does not operate replace Power Board Connect Cable Yes ...

Страница 18: ... No No Is output the normality Low High voltage except stand by 5V No Inverter_On Signal is High of 5th pin in P1000 on Main board Yes On Yes Is the link cable normal 1 Check the Inverter connector 2 Check the LCD Module Yes 1 Check the Main Board 1 Reconnect the link cable in P804 No 1 Check the Main board 1 Change the Power Board 1 Change the Main Board ß Yes Is the Power Board normal Yes Is the...

Страница 19: ...Replace VSC B D No No Yes Replace Ctrl Board in Plasma panel No Replace LCD Module No Yes Yes Is the LCD Module normal Yes Plasma LCD TV No Cable inserts well No Replace FIL8668 IC IC800 2 3 In case of occur strange screen into specific mode 2 3 1 In case of doesn t display the OSD 1 Symptom 1 LED is White 2 The minute discharge work continuously 2 Check follow ...

Страница 20: ... Cable inserts well Replace Tuner Replace IC300 No No No No No Is the IC300 normal Replace IC800 No No Is the IC800 normal Is the Tuner Cable connected well Is normal the Input voltage IIC Communication and CVBS output Is the Input voltage IIC Communication and HV sync normal Is the Input voltage IIC Communication and HV sync normal Yes Replace IC300 No No Is the IC300 normal Replace IC800 No No I...

Страница 21: ... of no sound 1 Symptom 1 LED is White 2 Screen existent but Sound isn t 2 Check follow No No No All input mode is no sound Only HDMI is no sound Only AV input is no sound Replace IC400 Replace IC401 Replace IC300 Replace VSC B D Set on speaker in menu Download the EDID data Check the speaker cable No Only RF is no sound Check the Tuner In Out No No No Replace IC402 No Is the Speaker on in Menu Yes...

Страница 22: ...A3100 AV_LR SUB_V o r Y C OUT MAIN_V o r Y C OUT 31P_LVDS Tx0 1 2 3 4 C DISP_EN SCL SDA_Part HY5DU281622ETP DDRRAM 128MB X2 AT49BV160C F ROM 2MB V_OUT1 Y_IN1 L_SPK_OUT L SPK_OUT I 2 S 24C02 I 2 C I 2 C I 2 C HDMI_L R RX 0 1 2 CLK HDMI PC DTV SCART1 SCART2 SCART1 2_RIN LIN SCART1 2_ID DS_VS DS_HS SCART_RGB FB SCART_RGB FB SIL9011 24C02 HDMI HDMI COMP_RIN LIN SPEAKER OUTPUT MONO Ext _MONO_SPK_OUT R_...

Страница 23: ...MEMO 23 ...

Страница 24: ... 24 EXPLODED VIEW 010 020 050 070 080 090 100 030 042 140 120 130 060 060 110 041 040 Set Model C SKD Model C SKD Model ...

Страница 25: ... 49519S0031Q Plate Assembly FRAME H3 32LC2R ZJ LPL C SKD EAB30827201 Speaker Full Range C112K01K1450 FERRITE 15W 8OHM 83 5DB 170HZ 116 X 42 X 38 5 LUG EBR30926001 PCB Assembly Sub SUB T T LN61A 32LC2R UJ ACCLLHX side AV for DMS 6709900016C SMPS AC DC LGLP2637HEP 26 32INCH 90VTO264V 215W 47TO63HZ UL CSA SEMKO EBU34055701 Main Total Assembly 32LC2RHA ZH BRAND LP62F MGJ32604609 Plate PRESS SBHG 0 8 S...

Страница 26: ...5C C1041 0CE476WF6DC MVK6 3TP16VC47M 47uF 20 16V 80MA 40TO 10 C1044 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1045 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1046 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1047 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1047 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1048 0CE107WF6DC MVK6 3TP16VC100M 100uF 20...

Страница 27: ...MA 40TO C1153 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1154 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C1155 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C1156 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C1157 0CE476WF6DC MVK6 3TP16VC47M 47uF 20 16V 80MA 40TO 10 C1158 0CE476WF6DC MVK6 3TP16VC47M 47uF 20 16V 80MA 40TO 10 C116 0CK102CK56A 0603B102K500CT 1nF 10...

Страница 28: ...0CE227SF6DC MVG6 3TP16VC220M 220uF 20 16V 130MA 40TO C149 0CE227SF6DC MVG6 3TP16VC220M 220uF 20 16V 130MA 40TO C150 0CK102CK56A 0603B102K500CT 1nF 10 50V X7R 55TO 125C C151 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C152 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C165 0CK102CK56A 0603B102K500CT 1nF 10 50V X7R 55TO 125C C166 0CK102CK56A 0603B102K500CT 1nF 10 50V X7R 55TO 125C C1...

Страница 29: ...85C C355 0CK821CK56A C1608X7R1H821KT 820pF 10 50V X7R 55TO 12 C356 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C357 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C400 0CK332CK56A C1608X7R1H332KT 3 3nF 10 50V X7R 55TO 12 C401 0CE476SF6DC VMV476M016S0ANC010 47uF 20 16V 40TO 85 C401 0CE476WF6DC MVK6 3TP16VC47M 47uF 20 16V 80MA 40TO 10 C402 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55...

Страница 30: ... C833 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C834 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16V 16MA 40TO 10 C834 0CK226FF67A EMK325BJ226MM T 22uF 20 16V X5R 55TO 85C C835 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16V 30MA 40TO 10 C836 0CE106WFKDC MVK4 0TP16VC10M 10uF 20 16V 16MA 40TO 10 C837 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16V 30MA 40TO 10 C838 0CE226WF6DC MVK5 0TP16VC22M 22uF 20 16V 30MA 4...

Страница 31: ...10nF 10 50V X7R 55TO 125C C937 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C938 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C939 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C940 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C941 0CK104CK56A 0603B104K500CT 100nF 10 50V X7R 55TO 125 C942 0CK103CK56A 0603B103K500CT 10nF 10 50V X7R 55TO 125C C943 0CE226WF6DC MVK5 0TP1...

Страница 32: ... SD05 TC 6V 14 5V 24A 350W SOD323 R TP 2P ZD502 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 R TP 2P ZD503 0DR050008AA SD05 TC 6V 14 5V 24A 350W SOD323 R TP 2P IC1000 0IPRPML001A MIC39100 2 3TO26V 0 0W SOT223 R TP 5P MIC IC1001 0IPMGRH001G BA33BC0FP E2 4 3TO16V 3 3V 1 2W TO252 ST 3 IC1001 0IPRPSG025A LD1086D2M33 4 9TO30V 3 3V D2PAK R TP 3P IC1002 EAN32662801 KA7809ERTM 35V to 40V 9V 1W DPAK R TP 3...

Страница 33: ...RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4 SMD R TP 8P AR805 0RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4 SMD R TP 8P AR806 0RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4 SMD R TP 8P AR807 0RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4 SMD R TP 8P AR900 0RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4 SMD R TP 8P AR900 EBC32260405 MNR04M0APJ680 68OHM 5 1 16W 4 SMD R TP 8P AR901 0RZZH033273 MNR04M0ABJ330 33OHM 5 1 16W 4...

Страница 34: ...677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R1203 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R TP ROHM R1207 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R121 0RJ2203D677 MCR03EZPJ224 220KOHM 5 1 10W 1608 R TP R R1210 0RJ3300D677 MCR03EZPJ331 330OHM 5 1 10W 1608 R TP RO R1214 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R1223 0RJ1000D677 MCR03EZPJ101 100OHM 5 1 10W 1608 R TP RO R1...

Страница 35: ...677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R1803 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R1807 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R1808 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R1809 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R TP R R1809 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R TP R R181 0RJ2203D677 MCR03EZPJ224 220KOHM 5 1 10W 1608 R TP R R1...

Страница 36: ...8 R TP RO R247 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R248 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R TP ROHM R2800 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R TP R R2801 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 1608 R TP R R2802 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R TP ROHM R2803 0RJ1002D677 MCR03EZPJ103 10KOHM 5 1 10W 1608 R TP RO R2811 0RJ4701D677 MCR03EZPJ472 4 7KOHM...

Страница 37: ... RO R440 0RJ6801D677 MCR03EZPJ682 6 8KOHM 5 1 10W 1608 R TP R R441 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R TP ROHM R442 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R452 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R453 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R454 0RJ1001D677 MCR03EZPJ102 1KOHM 5 1 10W 1608 R TP ROH R455 0RJ4701D677 MCR03EZPJ472 4 7KOHM 5 1 10W 16...

Страница 38: ...OHM R847 0RH0202D622 MCR10EZHJ200 20OHM 5 1 8W 2012 R TP ROHM R848 0RH0202D622 MCR10EZHJ200 20OHM 5 1 8W 2012 R TP ROHM R849 0RJ0562D677 MCR03EZPJ560 56OHM 5 1 10W 1608 R TP ROH R852 0RJ0222D677 MCR03EZPJ220 22OHM 5 1 10W 1608 R TP ROH R853 0RJ0222D677 MCR03EZPJ220 22OHM 5 1 10W 1608 R TP ROH R854 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 R TP ROHM R856 0RJ0000D677 MCR03EZPJ000 0OHM 5 1 10W 1608 ...

Страница 39: ...LI 201209 3R3K 3 3UH L1020 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L1021 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L1022 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L103 0LCML00020G Inductor Multilayer Chip MLI 201209 3R3K 3 3UH L1030 6210TCE001G Filter Bead HH 1M3216 501JT 500OHM L104 0LCML00020G Inductor Multilayer Chip MLI 201209 3R3K 3 3UH L1040 6210TCE001G Filter Bead HH 1M3216...

Страница 40: ...AIGHT DIP ST N P1001 6602T20008D SMW200 05P 5P 2 00MM 1R STRAIGHT DIP ST NA P101 6602T20009C SMAW200 04P 4P 2 00MM 1R ANGLE DIP ST NATU P101 6602T20009C SMAW200 04P 4P 2 00MM 1R ANGLE DIP ST NATU P102 6602T12002D 53261 0590 5P 1 25MM 1R ANGLE SMD TP BEIGE P1100 6602T25008J SMW250 10P 10P 2 50MM 1R ANGLE DIP BK BLAC P300 6602T20009E SMAW200 06P 6P 2 00MM 1R ANGLE DIP ST NATU P300 6602T20009E SMAW20...

Страница 41: ...Z X800 6212AB2015J Crystal HC 49SM 19 66080HZ 19 6608HZ 30PPM 22pF 0F 6631T11020Z Cable Assembly A9110994 FI X30HL HOUSING FI X30HL 68509A0004U Cable Assembly RCA R A TO RCA R A UL 1365 26 VW 1 SAA30592602 S W System Program V2 00 B589 EUROPE FLASH H3 H SAA30666701 S W Firmware V1 7 8597 EUROPE MICOM PIC16F819 A1 35509K0197A Cover MOLD HIPS 32LC2 HIPS CABLE MANAGEMENT A2 49519K0002A Plate Assembly...

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Страница 45: ...Feb 2007 Printed in Korea P NO MFL36483003 ...

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