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Содержание RT-44SZ50LP

Страница 1: ...SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MB 03CA MODEL RT 44 48 52SZ50LP website http biz LGservice com e mail http www LGEservice com techsup html All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 2: ...NG PRECAUTIONS 4 CONTROL DESCRIPTIONS 6 SPECIFICATIONS 10 ADJUSTMENT INSTRUCTIONS 14 BLOCK DIAGRAM 20 PRINTED CIRCIUT BOARD 25 EXPLODED VIEW 34 EXPLODED VIEW PARTS LIST 35 REPLACEMENT PARTS LIST 36 SVC SHEET All manuals and user guides at all guides com ...

Страница 3: ...s safe to operate without damage of electrical shock 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...

Страница 4: ...ts and some fieldeffect transistors and semicounductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electostatic charge on your body by touching a known earth ground Alternatively obtain and wea...

Страница 5: ...on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are 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 co...

Страница 6: ...6 MENU selects a menu 7 D E Program Up Down selects a program or a menu item switches the set on from standby F G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 8 NUMBER BUTTONS switches the set on from standby or directly select a number 9 PSM Picture Status Memory recalls your preferred picture setting 10 SLEEP sets the sleep timer ...

Страница 7: ...ub picture POSITION relocates the sub picture in clockwise direction 15 CANCEL EXIT Clears all on screen displays and returns to TV viewing from any menu 16 SSM Sound Status Memory recalls your preferred sound setting 17 STILL freezes motion of the picture 18 I II selects the language during dual language broadcast selects the sound output 1 2 3 4 5 6 7 PSM SSM 8 0 SLEEP STILL SIZE I II STOP REC P...

Страница 8: ...7 8 LAMP INDICATOR Refer to p 7 9 TEMPERATURE INDICATOR Refer to p 7 10 REMOTE CONTROL SENSOR Note a Shown is a simplified representation of front or side panel Here shown may be somewhat different from your set b There might be a faint white trace on the cen ter of the screen according to the position This is normal and is a characteristic of the screen Front panel TV AV MENU OK VOL PR 2 3 4 5 6 ...

Страница 9: ...IAL SOCKET UPGRADE PORT This port is used to upgrade the software version and debug without changing the hardware Be careful not to use this port Just contact your dealer or service centre DTV DVD INPUT SOCKETS PC DTV INPUT SOCKETS CENTER SPEAKER MODE IN SOCKETS AV1 2 MONITOR OUT AUDIO VIDEO S VIDEO INPUT SOCKETS VARIABLE AUDIO OUT SOCKETS S VIDEO INPUT SOCKET AV3 INPUT SOCKET Off Power cord is no...

Страница 10: ...value is marked by model 4 Use the parts only designated in B O M PARTS SPEC or drawings 5 Follow each drawing or spec for spec and performance of parts based upon P N of B O M 6 Warm up TV set for more than 30min before the measurement Specification PAL B G D K I SECAM B G D K NTSC M 4 43 VHF UHF CH1 CH56 CATV S1 S41 AC 110 240V 50H 60Hz China 44 48 52 inch 16 9 wide 0 20 10 V General Specificati...

Страница 11: ...ration Staring Voltage AC INPUT Staring Voltage AC INPUT DC Voltage Ballast DC Voltage Audio AMP DC Voltage 3 3V stand by DC Voltage Analog 3 3V DC Voltage Analog 2 5V 10000 20 15 360 28 3 15 3 15 2 438 380 32 3 3 3 3 2 5 400 36 3 45 3 45 2 600 times V V V V V No Item Specification Min Typ Max Unit Remark V Power Min Typ Max Unit REMOCON RGB Input RGB Audio L R Input Center Speaker Mode Input Comp...

Страница 12: ...S N Audio Input Distortion Audio Input Dynamic Range Audio Input Level Audio Input Frequencyl Response 0 85 3 40 0 85 0 256 0 6 0 6 40 2 0 47 0 05 1 1 0 286 0 7 0 7 0 63 1 15 1 15 0 316 0 8 0 8 2 0 79 10 Vpp MHz dB Vpp Vpp Vpp Vpp dB V Vrms kHz No Item Specification Min Typ Max Unit Remark V External Interface SDTV DVD 480I SDTV DVD 480I EDTV 480P SDTV DVD 576I EDRV 576P HDTV 720P 60Hz HDTV 720P 5...

Страница 13: ... 0 BG I D 1 BG L 2 BG I DK M 0 ENG CHINA 1 English 0 West EU 1 East EU 1 2 East EU 2 3 Turkey EU 4 Cyrillic 1 5 Cyrillic 2 6 Cyrillic 3 7 Turk GRE 1 8 Turk GRE 2 9 Turk GRE 3 10 Arab FRA 11 Arab ENG 12 Arab HEB 1 13 Arab HEB 2 14 FARS ENG 15 FARS FRA 16 FARS All 1 2 3 4 5 6 7 8 Volume Curve Text Top I_II SVC Lamp_Type C_Mute system Osd Language Text Language 0 1 1 1 1 2 0 0 No Item Specification M...

Страница 14: ...pannel load data on regular pixel using high speed charge discharge with sample holder the drain width of TFT gradually dicreases and the non resistance increases and comes out regular noise on screen shows vertical line by 12 pixel 1 Required Test Equipments 1 PC Pattern generator 16 Gray Pattern 2 Fixation stand 3 Remote control for adjustment 4 Circuit thing Jig for adjustment Except Driver Boa...

Страница 15: ...er program running displayed OPTION MODE SELECTION window Check the Load configuration File cdf pdr in this window and click the finish button 2 When the screen displays the open window select the suitable file cdf according to model 3 IC figure is change to green by clicking it 4 Select the program of operations 5 Check the Erase before programming and Verify menu as shown Fig4 and press the OK b...

Страница 16: ... screw for fixation 2EA adjustment knob and engine fixing screw 8 H V Position Adjustment 1 Required Test Equipments A remote control of adjustment 2 Preparation for Adjustment 1 Connect the power source with TV Set and turn TVset on 2 Do Heat Run for 5 minutes and over before adjustment 3 Horizontal Vertical Position Adjustment 1 Press EYE key on the R C to select the pattern that has 11th white ...

Страница 17: ...ipment composition Compose the equipment as Fig 2 3 Preparation for Adjustment 1 Composite the equipment as shown Fig 2 and place the set on fixation stand 2 After inputting company channel 13 adjust colour uniformity like Horizontal Vertical position adjustment of input signal part adjustment by using remote control for adjustment 3 After pressing IN_START key on remote control for adjustment sel...

Страница 18: ... of MAX brightness correction coefficient in B MID1 Change according to BMID1 and BMAX value use it while adjusting 4 coefficient 29 RLMIN Setting up the MINIUM Level of R Set under 200 30 RLMID2 Setting up the MIDDLE 2nd Level of R Middle level when 3coefficient 31 RLMID1 Setting up the MIDDLE 1st Level of R Max level when 3coefficient 32 RLMAX Setting up the MAX Level of R 33 GLMIN Setting up th...

Страница 19: ... pattern and if there is difference adjust like this The field and the letters are distinguished 4 Adjusting Main screen 1 Press the IN Start key on R C for adjustment to select VPC3230_Main 2 Adjust to Luma Contrast of adjustment item with Channel key initial value 32 5 Adjusting Sub screen 1 Press the IN Start key on R C for adjustment to select VPC3230_Sub 2 Adjust to Lima Contrast of adjustmen...

Страница 20: ... IC104 TXT_R G B TXT_Y Cb Cr ReaeyII D_Y Cb Cr D_Y Cb Cr CH_A CH B DTV_HS VS LPF_CTL2 H 30MHz L 6MHz AV3 V Y C Tuner Main Tuner Sub CXA2119 TXT_FB SC R G B SC R G B Component Board Tuner AV Digital Board Main Board CX2069 Switching LPF AD9883A ADC 16 3 3 3 3 5 1 Video Input Path BLOCK DIAGRAM All manuals and user guides at all guides com ...

Страница 21: ...Digital Board Main Board 74HC4053 CTL A RGB_HS VS PC Comp RGB DTV HS VS S V Comp_Y XC95144XL CPLD AV HS S V Y TXT HS VS HS VS_VDP_S M V M Y HS VS_VDP_M HS VS_ADC FID_VDP_S FID_VDP_M H Comp RGB DTV L RGB PC 74VHC123 AV VS V_sync R C LPF 2 Syns I O Path All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 22: ...r M Tuner AV MAIN MSP3411G LA4282 SIF L R1 L R3 L R2 L R TV L R COM2 L R COM1 L R PC Main L R L R out Main R Lout L R Var Component CTR Center IN KA4558D Audio Mute 3 Audio Input Path All manuals and user guides at all guides com ...

Страница 23: ...ral Control Signal Control IIC1 Communication Btwn V3 and SDA550 IIC2 Communication Btwn V3 and M37272 IIC3 Key Board LED Control IICX Driver Control Driving Bias Generator Line for adjustment SCLK SDATA PURPOSE OF IIC M62320 M62320 L S IIC3 3 3 IIC3 5 IIC3 5 Voltage Level In IICn M 2 5 2 5 V 5 5V 3 3 3 3V What is M L S IIC1 5 IIC1 3 3 Tuner AV COM PC Main Digital Driver Key IR 4 Control Signal Co...

Страница 24: ... 24 5 General Control Signal All manuals and user guides at all guides com ...

Страница 25: ...MEMO 25 All manuals and user guides at all guides com ...

Страница 26: ... 520 540 501 550 560 680 681 603 300 120 121 660 650 630 420 401 410 700 403 670 590 591 174 582 580 581 584 600 601 502 530 612 610 611 620 640 641 604 583 402 404 608 572 607 571 570 503 301 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 27: ...MBLY SUB MB03CA RT 44SZ50LP DRIVER M I FOR CHINA 571 4814V00385E SHIELD RT 52SZ50LP MB03CA SECC EGI LGESY SKD 572 4814V00384E SHIELD ASSY RT 52SZ50LP NB03JA SECC EGI COVER DRIVER BOARD 580 6871VSMW01A PWB PCB ASSEMBLY SUB INTER NB03JA BALLAST INTERFACE RN 44SZ50H 581 5900V11001E FAN DC B1232S12B2 DONGYANG 120 120 32 12V 950RPM 9V 14V 750MM 582 4810V00817B BRACKET COVER RT 52SZ50LP MB03CA ABS AF 30...

Страница 28: ...1 7 0 0 4 0 3 4 0 4 6 7 0 4 0 2 4 2 0 6 3 0 3 0 1 3 0 2 3 0 0 6 9 0 6 9 1 1 2 0 1 2 1 6 5 0 6 6 0 4 3 2 4 3 3 3 0 5 6 0 0 6 0 3 5 8 1 6 4 0 5 8 2 5 8 4 5 8 0 5 8 3 6 0 2 6 1 1 6 1 0 6 1 2 5 9 0 5 9 1 5 0 2 5 3 0 6 0 1 6 2 0 5 7 2 5 7 1 5 7 0 5 0 3 All manuals and user guides at all guides com ...

Страница 29: ...70 6871VSMU51G PWB PCB ASSEMBLY SUB MB03CA RT 48SZ50LP DRIVER M I FOR CHINA 571 4814V00385F SHIELD RT 48SZ50LP MB03CB SECC EGI CKD 572 4814V00384F SHIELD RT 48SZ50LP MB03CA SECC EGI CKD 580 6871VSME02A PWB PCB ASSEMBLY SUB INTER NB03JA RN 48SZ40H 581 5900V11001D FAN DC B1232S12B2 LG DONGYANG 120 120 30 12V 950 10 RPM 8 14V 300MM 582 4810V00717C BRACKET NON RT 48SZ50LP MB03CB ABS AF 303S CKD 583 48...

Страница 30: ...05 301 302 520 540 501 550 560 680 681 603 120 121 660 650 303 401 410 403 670 590 174 582 580 581 584 600 608 601 502 530 612 610 611 620 640 641 604 583 591 402 404 630 420 300 572 607 571 570 304 306 700 503 All manuals and user guides at all guides com ...

Страница 31: ...NA 570 6871VSMU51E PWB PCB ASSEMBLY SUB MB03CA RT XXSZ50LP DRIVER M I FOR CHINA 571 4814V00385G SHIELD RT 52SZ50LP MB03CA SECC EGI BOTTOM 572 4814V00384G SHIELD RT 52SZ50LP MB03CA SECC EGI TOP 580 6871VSMW01A PWB PCB ASSEMBLY SUB INTER NB03JA BALLAST INTERFACE RN 44SZ50H 581 5900V11001E FAN DC B1232S12B2 DONGYANG 120 120 32 12V 950RPM 9V 14V 750MM 582 4810V00817D BRACKET SUPERPORT RT 52SZ50LP MB03...

Страница 32: ... KEC LOCA NO PART NO DESCRIPTION IC1 IC1000 IC1001 IC1008 IC101 IC102 IC103 IC104 IC105 IC1100 IC1100 IC1101 IC1102 IC1103 IC1104 IC1105 IC1106 IC1107 IC120 IC1200 IC1200 IC1202 IC1202 IC1203 IC1300 IC1301 IC1302 IC1303 IC1304 IC1305 IC1400 IC1401 IC1402 IC1403 IC1404 IC1405 IC1500 IC1501 IC1502 IC1503 IC1504 IC1505 IC1601 IC1602 IC208 IC3 IC3 IC301 IC302 IC303 IC304 0ISM555000A 0IMI623200B 0IMI62...

Страница 33: ...Y KEC CHIP 2SA1504S ASY KEC LOCA NO PART NO DESCRIPTION Q206 Q207 Q208 Q209 Q210 Q213 Q400 Q501 Q510 Q511 Q601 Q602 Q810 Q841 Q842 Q851 D1 D1 D100 D1001 D101 D102 D1200 D1602 D1603 D1605 D2 D2 D200 D201 D3 D3 D300 D4 D400 D400 D401 D402 D402 D403 D403 D404 D404 D405 D405 D406 D406 D410 D411 D431 0TR150400BA 0TR150400BA 0TR150400BA 0TR150400BA 0TR150400BA 0TR150400BA 0TRKE80038A 0TR102009AG 0TR3875...

Страница 34: ...22UF MV 16V 20 R TP SMD SMD 0 01UF 1608 50V 10 R TP X7R 47UF MV 25V 20 R TP SMD SMD LOCA NO PART NO DESCRIPTION C1102 C1102 C1103 C1103 C1104 C1105 C1106 C1107 C1108 C1110 C1111 C1112 C1114 C1116 C1118 C1122 C1125 C1133 C1134 C1138 C1139 C114 C1143 C119 C120 C1200 C1201 C1202 C1204 C1205 C1206 C1207 C1208 C1209 C1210 C1216 C1217 C1218 C1219 C1226 C1234 C1237 C124 C1246 C125 C1250 C1251 C1252 C126 ...

Страница 35: ... TP SMD SMD 47UF MV 25V 20 R TP SMD SMD LOCA NO PART NO DESCRIPTION C1536 C1541 C158 C159 C1601 C1602 C1603 C1604 C1605 C1606 C1607 C1608 C1609 C1610 C1611 C1612 C1613 C1614 C1615 C1616 C1618 C1620 C1621 C1630 C1631 C168 C172 C173 C175 C183 C186 C187 C188 C190 C191 C192 C193 C194 C195 C198 C2 C2 C200 C201 C202 C203 C204 C205 C206 C207 C207 C208 0CE476VH6DC 0CE476VH6DC 0CK105DF64A 0CK105DF64A 0CE10...

Страница 36: ... MVG 16V 20 R TP SMD SMD LOCA NO PART NO DESCRIPTION C411 C412 C412 C417 C426 C427 C428 C429 C430 C433 C434 C435 C436 C437 C450 C453 C456 C456 C456 C5 C507 C508 C509 C510 C515 C6 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C653 C7 C8 C801 C801B C802 C804 C805 C806 C806 C808 C809 C814 C818 C820 C821 0CE227VF6DC 0CK105DF64A 0CE227VF6DC 0CE106SF6DC 0CE477DD618 0CE227BF618 0CE227DD618 0CE227BH61...

Страница 37: ... 6140VB0003A 6140VB0003A 6140VB0003A 0LC6832101A 0LC6832101A 0LC6832101A 0LC2220101A 0LC0233002A 6140VB0003A 0LC2232101A 0LC2232101A 0LC1032101A 0LC2232101A 0LC2232101A 0LC1032101A 0LC2232101A 0LC2232101A 0LC3332101A 0LC0233002A 0LC0233002A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LC1032101A 0LCML00003B 0LCML00003B 0LC...

Страница 38: ... 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 22 OHM 1 16 W 1608 5 R TP 4P E24 LOCA NO PART NO DESCRIPTION AR301 AR302 AR303 AR304 AR305 AR306 D812 R1 R104 R106 R1253 R1606 R1609 R1615 R1616 R2 R3 R4 R402 R409 R425 R426 R5 R801 R801B R802B R803 R803B R805 ...

Страница 39: ...T1501 T1502 T1503 T1504 T250 T251 T400 T401 T401 T402 T402 T403 T406 T409 T410 T413 T414 T416 T419 T420 T421 T422 T423 T424 T425 T426 T430 T431 125 123A 125 022K 125 022K 125 022K 125 123A 125 123A 125 123A 150 F06T 150 F06T 150 F06T 150 F06T 0IZZVF0022C 6200JB8009Q 6200VJT006A 6200VJT006A 6200VJT006A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0...

Страница 40: ...16PF TP HC49U 4 000MHZ 30PPM 15PF BK HC 49 SM 16MHZ 50 PPM 16PF HC49U 18 432MHZ 30PPM 10PF BK PMJ021D PARK ELEC A V 9P PJ6061D HORIZONTAL 2 3 6P PMJ016B A V 3P S VHS RD WH YL PPJ136A PARK ELEC 0 PHSJ 9504 HOSIDEN 36510 0032 MOLEX 48PIN PITCH2 54MM 36510 0032 MOLEX 48PIN PITCH2 54MM 36510 0032 MOLEX 48PIN PITCH2 54MM 74320 3004 DVI INTERACED 30PIN VERTICAL 36510 0032 MOLEX 48PIN PITCH2 54MM 36510 0...

Страница 41: ...All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 42: ...All manuals and user guides at all guides com ...

Страница 43: ...All manuals and user guides at all guides com ...

Страница 44: ...All manuals and user guides at all guides com ...

Страница 45: ...T BOTTOM DIGITAL BOTTOM PRINTED CIRCUIT BOARD MAIN TOP MAIN BOTTOM DIGITAL TOP COMPONENT TOP TUNER TOP TUNER BOTTOM DRIVER TOP DRIVER BOTTOM SMPS SIDE A V AC INPUT All manuals and user guides at all guides com ...

Страница 46: ...TROL BOTTOM LED TOP LED BOTTOM SIDE AV CASE SW BALLAST PRE AMP POWER S W INDEX TOP INDEX BOTTOM LED TOP LED BOTTOM SIDE AV CASE SW BALLAST RT 44 52SZ50LP RT 48SZ50LP All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 47: ...Nov 2003 Printed in Korea P NO 3828VD0167B All manuals and user guides at all guides com ...

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