LG 42PX4DV Скачать руководство пользователя страница 26 | Manualshive

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DIGITAL(TOP)

SIDE A/V(TOP, BOTTOM)

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Содержание 42PX4DV

Страница 1: ... SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS DF 054A MODEL 42PX4DV 42PX4DV EA website http biz LGservice com e mail http www LGEservice com techsup html ...

Страница 2: ...ION OF CONTROLS 4 SPECIFICATIONS 8 ADJUSTMENT INSTRUCTIONS 10 TROUBLE SHOOTING GUIDE 15 PRINTED CIRCUIT DIAGRAM 24 BLOCK DIAGRAM 28 EXPLODED VIEW 30 EXPLODED VIEW PARTS LIST 31 REPLACEMENT PARTS LIST 32 SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARD ...

Страница 3: ... 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 measur...

Страница 4: ...teletext only TELETEXT models or programme edit INFO i option displays information on top of the screen whilst watching the TV In Digital mode only FAV selects a favourite programme I II Selects the language during dual language broadcast Selects the sound output Q VIEW Returns to the previously viewed programme VOL D D E E Volume Up Down Increases decreases sound level PR D D E E Programme Up Dow...

Страница 5: ...he current menu Memorizes menu changes 5 OK Accepts your selection or displays the current mode 6 D D E E Programme Up Down Selects a programme or a menu item Switches the set on from standby F F G G Volume Up Down Adjusts the volume Adjusts menu settings 7 Power Indicator Illuminates red in standby mode Illuminates green when the set is turned on 8 Intelligent Eye Adjusts picture according to the...

Страница 6: ...se sockets S VIDEO AUDIO IN SOCKETS Connect the S VIDEO out socket of an VCR to the S VIDEO socket Connect the audio out sockets of the VCR to the audio sockets as in AV4 8 COMPONENT INPUT Connect DVD video outputs to Y PB PR of COMPONENT INPUT and audio outputs to Audio sockets of AUDIO INPUT 9 EURO SCART SOCKET Connect the euro scart socket of the VCR to these sockets Note a If you want to use t...

Страница 7: ...g bracket Video cables Audio cables Ceiling mounting bracket 40 42 50 42 40 Secure the set assembly by fixing it to a wall by using the Eye Bolts Wall brackets Joining the set assembly to the wall to prevent the set tumbling If the set is to be mounted on a desk top insert the 2 Eye Bolts and tighten them securely in the upper holes as shown Install the wall brackets on the wall with 2 bolts not s...

Страница 8: ...llowed each drawing and specification by part number in accordance with BOM 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 IEC EN60065 EMI En55013 EMS En55020 V General Specification 1 Module Specification 42 VGA Module Display Screen Device Aspect Ratio PDP Module Operating ...

Страница 9: ...4EA Wired Control 1 2 3 4 5 6 7 8 9 10 11 No Item Specification Remark The United Kingdom 1 PAL BG 2 PAL DK 3 PAL I I 4 DVB T ID TV Analog Upper Heterodyne Digital COFDM PAL SECAM PAL SECAM NTSC PAL SECAM NTSC Y Cb Cr Y Pb Pr RGB PC RGB DTV HDMI PC HDMI DTV SOUND PC Audio Component AV 2EA Discrete IR UK 4 System PAL SECAM NTSC PAL60 4 System PAL SECAM NTSC PAL60 L R Input ...

Страница 10: ...ital pattern cross hatch pattern after image may be occur in the black level part of the screen 3 Channel memory 3 1 Setting up the LGIDS 1 Install the LGIDS idsinst exe 2 After installation restart your PC 3 Extract files zip to folder c LGIDS files 4 Start LGIDS 3 2 Channel memory Method 1 Select PDP and Hurricane on Model dialog And check your connection in Communication dialog If your connecti...

Страница 11: ...501 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 pin of P807 connect terminal to GND pin of P807 2 After turning RV401 voltage of D M M adjustment as same as Va voltage which on label of panel right top Deviation 0 5V 6 EDID The Extended Display Identification Data DDC Display Data Channel downl...

Страница 12: ... with standard 1 0 Vpp Vertical 100 Color Bar Pattern as Fig7 7 3 Method of Auto AV CVBS Color Balance 1 Input the PAL Composite Video Fig6 100 Color Bar Pattern into video input RCA AV1 SCART AV3 Input PAL 50Hz NTSC 60Hz 2 Set the PSM to Standard mode in Picture menu 3 Press INSTAR key on R C for adjustment 4 Press the G Vol key operate to set then it becomes automatically 5 Auto RGB OK means com...

Страница 13: ...Black White reverse the pattern with REV key when using Master pattern generator like MSPG 925 V If Minimum Black Level and or Maximum White Level is not correct select 100 Color Bar Pattern 9 2 Required Test Equipment 1 Remote controller for adjustment 2 802F Pattern Generator Which has 720p Ypbpr output with Standard 0 7Vpp Vertical 100 Color Bar Pattern as Fig 10 9 3 Method of Auto Component Co...

Страница 14: ...olor Balance HEX Auto RGB G To Set Source Cortez Red Offset1 22 Green Offset1 24 Blue Offset1 23 Red Offset2 45 Green Offset2 43 Blue Offset2 37 Red Gain 014 Green Gain 031 Blue Gain 011 Reset G To Set White Balance Hex Red Gain 82 Red Offset 80 Green Gain 86 Green Offset 7D Blue Gain 7E Blue Offset 80 Reset G To Set Fig 11 Auto RGB Color Balance Test Pattern ...

Страница 15: ...Doesn t the high tension output come out Doesn t the VSC signal Vs ON come out Yes Yes Does high tension output voltage Drop occur When the Y B D Module input connector is removed does output voltage drop occur When the Y Z B D Module input connector is remove does Power Board hightension output voltage Drop occur Yes No No 9 Check the Power Board Output high tension circuit Yes 10 Check the Z B D...

Страница 16: ... 16 1 2 Sony Power Board Structure 1 2 3 T502 Vs Trans T702 Va Trans T101 St by Trans T103 Low Voltage Trans ...

Страница 17: ... 17 1 3 Sanken LGIT Power Board Structure 1 2 3 T221 Vs Trans T271 Va Trans T121 St by Trans T201 Low Voltage Trans ...

Страница 18: ...ne Filter and Power Board Cable connected Connect the Cable Yes No Is the Fuse F101 on Power Board normal Replace the Fuse Yes No Is the Power Board and 7P of VSC Board Cable connected Connect the Cable Yes No After the cable connect is remved to Power Board except the CN101 connection cable the AC voltage marking is authorized on manual When ST BY 5V is not operated replace Power Board ...

Страница 19: ... normal after remove P5 P6 connector of Y B D Is the Fuse FS2 on Y B D normal In case of open is replace Yes No Yes Yes Replace Z Board Is the Z Board normal Is the output voltage normal after remove P1 connector of Z B D Is the Fuse FS1 FS2 on Z B D normal In case of open is replace Yes No Yes Is the X Board normal Is the output voltage normal after remove P1 2 3 4 5 connector of X B D After remo...

Страница 20: ... B D Is the Fuse FS2 on Y B D normal In case of open is replace Yes No Yes Yes Replace Z Board Is the Z Board normal Is the output voltage normal after remove P1 connector of Z B D Is the Fuse FS1 FS2 on Z B D normal In case of open is replace Yes No Yes Is the X Board normal Is the output voltage after remove P1 2 3 4 5 connector ofX B D normal After remove P1 P2 P3 output voltage normality Repla...

Страница 21: ...rged continuously becomes accomplished from module 2 Check following Is the LVDS cable normal Is the VSC Board normal Is the LVDS cable connected well Cable inserts well Yes No No Yes Does the FIL8532 IC IC800 Operate Replace FIL8532 IC IC800 No Is the Ctrl Board of Module normal Replace Ctrl B D No No Yes Replace VSC B D Replace the cable Yes ...

Страница 22: ...he Tuner Cable connected well Cable inserts well Yes No No Yes Is the FIL8532 normal Replace the Tuner No Is the Input voltage IIC Communication and CVBS output normal Yes Is the Input voltage IIC Communication and HV sync normal No Replace the IC No Is the Input voltage IIC Communication and HV sync normal No Replace the IC No Is the CXA2069Q normal Yes Is the FIL8532 normal Is the Input voltage ...

Страница 23: ...ollowing Is the SPK cable normal Is the SPK cable connected well Cable inserts well No No Replace IC400 No Replace IC401 No Replace SPK cable Yes Yes Is the RF AV Component RGB HDMI sound normal No Does IC400 Operates Does IC401 Operates Replace IC402 No Does IC402 Operates Replace VSC B D Yes Yes ...

Страница 24: ... 24 PRINTED CIRCUIT BOARD MAIN TOP ...

Страница 25: ... 25 MAIN BOTTOM ...

Страница 26: ... 26 DIGITAL TOP SIDE A V TOP BOTTOM ...

Страница 27: ... 27 DIGITAL BOTTOM CONTROL TOP CONTROL BOTTOM ...

Страница 28: ...AGRAM Wired IR Variable_L R Comp_L R EPF_R L Wired_IR HDMI_Data 24bit A H V SYNC CLK DE 4bit RS232_Rx TX_Hud X2 SPDIF_out_B Comp DTV_LRout TV_LRout DTV Sound 3bit 74LCX157 SPDIF_out SPDIF_out_A SPDIF_out_B Y Pb Pr ...

Страница 29: ...MEMO 29 ...

Страница 30: ... 30 EXPLODED VIEW 301 304 303 207 201 302 580 410 400 200 300 121 601 600 120 531 530 501 520 560 430 202 203 204 205 206 401 410 ...

Страница 31: ...0444C CASE BOTTOM RT 42PX40 EGI C SKD 303 3110V00442C CASE MODULE SIDE RT 42PX40 EGI RIGHT C SKD 304 3110V00443C CASE MODULE SIDE RT 42PX40 EGI LEFT C SKD 400 3809V00513L BACK COVER ASSEMBL 42PX4RV ZA SKD FOR LGEMA NO HANDLE 401 3301V00073D PLATE ASSEMBLY ASSY 3300V00520A 3300V00496F ENGLAND ONLY 410 4980V00C84B SUPPORTER ASSY AL 42PX40X C SKD 430 3501V00216G BOARD ASSEMBLY ASSY AP 42DX40 MF056C S...

Страница 32: ...500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR150400BA 0TR387500AA 0TR387500AA 0TR102008AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR387500AA 0TR102008AA SOFT WARE3 15V E2E5 PDP DF054A 42PX4DV EA FLI8532BD LF GENESIS 416P PBGA 24LC32AT I SNG PB FREE MICRO 24LC256 I SM 8P SOP TP 256K IIC SOFT WARE1 4CV 69A9 PDP DF054A 42PX4DV K4D261638F LC50 LF TSOPII 66P K4D261638F ...

Страница 33: ...9 C1102 C1105 C1107 C1108 C111 C1110 C1115 C1116 C1117 C1118 C1119 C112 C1120 0DR050008AA 0DR050008AA 0DR050008AA 0DR050008AA 0DR050008AA 0DR050008AA 0DZRM00248A 0DR050008AA 0CE477SF6DC 0CE477SF6DC 0CE107SF6DC 0CE107SF6DC 0CE107SF6DC 0CE476SF6DC 0CE4763F618 0CE476SF6DC 0CE476SF6DC 0CE477SF6DC 0CE476SF6DC 0CE477SF6DC 0CE477SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6DC 0CE476SF6D...

Страница 34: ...NO DESCRIPTION C1431 C1432 C144 C1440 C1441 C1443 C1443 C1444 C1444 C1445 C1445 C1446 C1446 C149 C150 C1501 C1502 C1503 C1504 C1505 C1506 C1507 C1508 C1511 C1513 C1513 C1513 C1516 C174 C175 C176 C1812 C200 C201 C201 C202 C202 C203 C203 C204 C212 C216 C221 C223 C269 C270 C271 C271 C272 C277 C278 C282 0CE106SH6DC 0CE106SH6DC 0CE476SF6DC 0CE106SH6DC 0CE106SH6DC 0CE227SF6DC 0CE227VF6DC 0CE227SF6DC 0CE...

Страница 35: ...100UF MVG 16V 20 SMD R TP 1UF 2012 16V 20 R TP F Y5V 1UF 2012 16V 20 R TP F Y5V LOCA NO PART NO DESCRIPTION C457 C462 C463 C464 C465 C480 C481 C482 C483 C484 C495 C512 C525 C610 C624 C627 C728 C729 C730 C731 C735 C737 C739 C745 C750 C752 C760 C762 C764 C767 C771 C832 C833 C834 C835 C836 C837 C838 C839 C840 C851 C853 C884 C896 C901 C904 C905 C930 C946 C947 C950 0CE335VK6DC 0CE107SF6DC 0CE106SF6DC 0...

Страница 36: ...TP 4P E24 LOCA NO PART NO DESCRIPTION AR302 AR303 AR304 AR305 AR306 AR307 AR308 AR309 AR310 AR311 AR312 AR313 AR314 AR315 AR316 AR317 AR318 AR319 AR320 AR700 AR701 AR702 AR703 AR704 AR705 AR806 AR807 AR808 AR809 AR810 AR811 AR812 AR813 AR814 AR815 AR816 AR817 R222 D1003 D1101 D1102 D1103 D1104 LED200 LED201 LED203 LED204 LED400 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001D 0RRZVTA001...

Страница 37: ...O PART NO DESCRIPTION L1107 L1108 L1109 L111 L111 L1110 L1111 L1112 L1113 L1114 L1115 L1116 L1117 L1118 L1119 L112 L1120 L1121 L1122 L1123 L1125 L1126 L1127 L1128 L1129 L113 L1130 L1131 L1132 L114 L116 L117 L1204 L1205 L1206 L1207 L1208 L1209 L121 L122 L123 L124 L128 L129 L13 L130 L1301 L131 L132 L14 L15 L16 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC0006A 6210VC...

Страница 38: ... 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501NT 3 2X1 6X1 6MM R TP MLB 201209 1000L N2 R TP 1000OHM 350MA MLB 201209 1000L N2 R TP 1000OHM 350MA FBMH3216 HM501NT 3 2X1 6X1 6MM R TP FBMH3216 HM501...

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Страница 43: ...Apr 2005 Printed in Korea P NO 3828VD0221A ...

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