LG 32FS2RMB Service Manual Download Page 17 | Manualshive

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Check the waveform

at pin 1 of P901B.

Check/ Replace

Check the Vcc at pin7(120V) of P403B.

Check the Vcc at pin3(16V) of P901B.

NORMAL

IC501, Q203.

18V

D860, D860.

Check the voltage at pin3, 5, 10, 16

of IC601(SOUND AMP : Main).

Check the waveform at

Pin27, 28 of IC601(Digital)

CHECK/REPLACE

IC602(M).

2.5V

0V

CHECK/REPLACE

Q601, Q602.

CHECK/REPLACE

TU101.

Check the waveform
at PIN 6, 8, 9, 12
of IC 601(M)

(D)

(D)

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Summary of Contents for 32FS2RMB

Page 1: ...CE MANUAL CHASSIS MC 035E MODEL 32FS2RMB RNB 32FS2RMB RNB TP website http biz LGservice com e mail http www LGEservice com techsup html CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL ...

Page 2: ...FETY PRECAUTIONS 3 CONTROL DESCRIPTIONS 4 SPECIFICATIONS 7 ADJUSTMENT INSTRUCTIONS 8 TROUBLE SHOOTING 15 PRINTED CIRCUIT BOARD 20 BLOCK DIAGRAM 25 EXPLODED VIEW 28 EXPLODED VIEW PARTS LIST 29 REPLACEMENT PARTS LIST 30 SVC Sheet ...

Page 3: ...perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is 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 position connect one lead of ...

Page 4: ...icture in clockwise direction 5 MENU selects a menu 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 OK accepts your selection or displays the current mode 7 NUMBER BUTTONS switches the set on from standby or directly select a number 8 PSM Picture Status Memory recalls your preferred pict...

Page 5: ...INDEX option switches LED DISPLAY on or off 20 FAVOURITE selects a favourite programme 21 Q VIEW returns to the previously viewed programme 22 ARC Aspect Ratio Control changes the picture format No function COLOURED BUTTONS These buttons are used for teletext only TELETEXT models or programme edit 1 2 3 4 5 6 7 PSM SSM 8 0 I II 9 MAIN STILL FAVOURITE INDEX POWER EYE TV AV PIP TEXT PR PR INPUT SWAP...

Page 6: ...he audio video out sockets of external equipment to these sockets S VIDEO AUDIO IN SOCKETS S AV Connect the video out socket of an S VIDEO VCR to the S VIDEO socket Connect the audio out sockets of the S VIDEO VCR to the audio sockets as in AV3 7 EYE option adjusts picture according to the surrounding conditions 8 HEADPHONE SOCKET Connect the headphone plug to this socket 9 PC INPUT SOCKET option ...

Page 7: ...n V Feature and Function No 1 2 3 4 5 6 7 8 Item Receiving System AV Receiving System Receiving Channel Input Voltage Screen Size Tuning System Operating Environment Storage Environment Specification PAL SECAM B G D K PAL I SECAM L L NTSC M NTSC M PB PAL BG DK I SECAM BG DK 1 VHF E2 E12 UHF E21 E69 CATV S1 S20 HYPER S21 S41 2 NTSC M VHF 2 13CH UHF 14 69CH CATV 01 125CH AC 110 240V 50Hz 60Hz FLAT 2...

Page 8: ... operation check 1 This check step is implemented during the frame assembly process 2 Check method Short circuit the R1471 P418 of Main2 JP display part and check if it switches to ST BY Install 30K resistances in parallel to the R1471 on jig 6 Focus Adjustment 6 1 Preliminary steps Receive the PAL B G 07ch Cross hatch pattern Fig 6 and Set the picture mode to STANDARD 6 2 Adjustment 1 Adjust the ...

Page 9: ...about 15 minutes prior to the adjustment 8 2 Adjustment 1 Adjust in the condition of no RF signal or after receiving the PAL B G 05ch Digital pattern 2 Press ADJ key on the Remote controller to make horizontal line Turn the Screen Volume not to see one horizontal line and turn oppositely until it starts to display 9 White balance Adjustment This adjustment should be performed after screen voltage ...

Page 10: ... 10 ...

Page 11: ...djustment not to change default value is basic A ANG AFC Angle In angle adjustment adjust until inclination of left and right screen should be precise EPP East West Pin Phase Adjust so that horizontal width of the uppermost part and horizontal width of the lowermost part of received screen are to be the same EP East West Parabola Adjust so that middle portion of the outermost left and right vertic...

Page 12: ...ound s efficiency inspections is executed to a finished in a final inspection phase Wireless Sound is a function which receives voice signal by an exclusive remote control and earphone transmits a FM through transmitter to TV sound MONITOR OUTPUT If the received frequency which set up in OSD is being tuned without using an exclusive remote control it is available to receive in a general FM receive...

Page 13: ...ND RESERVED Table 5 OPTION 5 Table 2 OPTION 2 Australia EU model Non EU model ACMS VOL HPHON DVD VGA AV SV AV Option Code 0 1 0 1 0 1 0 1 0 1 0 1 0 1 2 3 Function Remark Without ACMS function With ACMS function NORMAL VOLUME CURVE RUSHED VOLUME CURVE Without HEADPHONE With HEADPHONE Without DVD INPUT With DVD INPUT Without VGA With VGA AV Status not save AV Status save 3SCART 1SC 2PH PHONE ONLY RE...

Page 14: ... W TURKISH English French Swedish Turkish German Portuguese Spanish Italian EAST EU2 English Czech Swedish Serbian German Polish Turkish Romanian CYRILLIC 1 Polish Russian Estonian Lettish CYRILLIC 2 Polish Russian Swedish Czech Estonian Lettish CYRILLIC 3 English Russian Estonian Czech Ukraina Lettish TURK GRE1 English French Swedish Turkish German Portuguese Spain Italian Greek TURK GRE2 English...

Page 15: ...ER circuit Check Replace R804 R805 D802 D804 Check Replace F1701 SW1701 DB801 TH1801 Check Replace Check Replace Check Replace IC503 IC501 Check Replace R850 R851 D850 D851 IC301 Check Replace IC001 Q002 Check Replace Check the voltage at pin 4 of STR Check the voltage at pin 32 of P100 Check the voltage at Check the voltage of C420 Check the voltage of C809 pin 1 of P100 Check the H DRV voltage a...

Page 16: ...aveform at pin 11 of IC900 Check the waveform at pin 62 63 64 of IC501 RGB out Check the waveform at pin 1 3 5 of IC900 Check FBT CPT socket CPT voltage of FBT Check Replace IC501 Check the waveform at pin 2 140 143 of IC101 Check the waveform at PIN100 of IC101 CVBS4 Check the waveform at PIN 38 41 46 of IC501 NO YES YES YES NO NO NO NO YES Check Replace IC401 FL201 202 203 Check Replace IC501 NO...

Page 17: ...eck the Vcc at pin3 16V of P901B NORMAL IC501 Q203 18V D860 D860 Check the voltage at pin3 5 10 16 of IC601 SOUND AMP Main Check the waveform at Pin27 28 of IC601 Digital CHECK REPLACE IC602 M 2 5V 0V CHECK REPLACE Q601 Q602 CHECK REPLACE TU101 Check the waveform at PIN 6 8 9 12 of IC 601 M D D ...

Page 18: ...1 0V 2 5V 3 3V 0V Check Replace IC201 IC101 Check Replace Q106 Q225 Check Replace Check Replace Check the voltage at pin9 of TU101 Check the voltage at pin13 of TU101 5V Check the waveform at pin19 of TU101 Video Check the waveform at pin63 of IC201 TV DON T CATCH CHANNEL MAIN R403 D402 R135 ZD102 Check Replace IC840 TU101 DON T CATCH NTSC M OPTION DON T CATCH SECAM L OPTION ...

Page 19: ... IC501 Check Replace Q503 504 505 CPT Board IC401 IC501 pin 62 63 64 of IC501 Check Y Cb Cr signal input from JA202 Check Replace Check Replace Check Replace pin20 21 22 of IC501 Check the waveform at Check the waveform at Check Replace Q301 302 303 304 305 306 Check the waveform at pin78 80 82 of IC101 From comp1 480i input Check the waveform at pin1 2 3 of IC401 From comp1 480p 1080i input Check...

Page 20: ... 20 PRINTED CIRCUIT BOARD MAIN1 ...

Page 21: ...DIGITAL TOP 21 CONTROL ...

Page 22: ... 22 DIGITAL BOTTOM PRE AMP ...

Page 23: ... 23 CPT SIDE A V HARMONICS HRS ...

Page 24: ... 24 H P FM STAND BY POWER S W ...

Page 25: ... 25 BLOCK DIAGRAM 1 MAIN ...

Page 26: ... 26 COMMON 2 DIGITAL ...

Page 27: ...MEMO 27 ...

Page 28: ...EXPLODED VIEW 28 112 913 170 150 510 174 503 501 550 520 580 570 105 120 300 310 530 600 540 331 330 320 590 560 700 610 400 943 ...

Page 29: ...B PWB PCB ASSEMBLY SUB M I MC035E 32 INCH CPT DRIVE 68719SM900A PWB PCB ASSEMBLY SUB M I MC035E CPT DRIVE LGESY CKD 520 68719MM096A PWB PCB ASSEMBLY MAIN M I MC035E 32FS2RNB TP AFPLLA MOROCCO 68719MM099A PWB PCB ASSEMBLY MAIN M I MC035E 32FS2RMB TP ATSLLA MALAYSIA 68719MM099B PWB PCB ASSEMBLY MAIN M I MC035E 32FS2RMB TP ATMLLA THAILAND 68719MM099C PWB PCB ASSEMBLY MAIN M I MC035E 32FS2RNB TP AMALL...

Page 30: ... 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC CHIP 2SC3875S ALY BK KEC LOCA NO PART NO DESCRIPTION HIC920 IC001 IC003 IC004 IC005 IC006 IC011 IC013 IC014 IC100 IC101 IC106 IC1601 IC1801 IC1801 IC1802 IC190 IC201 IC205 IC301 IC401 IC401 IC440 IC501 IC503 IC504 IC505 IC505 IC510 IC601 IC601 IC801 IC802 IC822 IC830 IC843 IC850 IC880 IC900 D424 Q001 Q001 Q002 Q006 Q007 Q008 Q009 Q010 Q011 0IZZVF0018C ...

Page 31: ...ON D605 D611 D612 D613 D802 D802 D803 D803 D804 D804 D816 D821 D822 D823 D824 D860 D860 D870 D870 D901 D901 D902 D902 D903 D903 D904 D904 D905 D905 D906 D906 D907 D907 D908 D909 D909 D920 D920 DB801 LD1 Q423 ZD101 ZD102 ZD1201 ZD1201 ZD1202 ZD1202 ZD1205 ZD1205 ZD1206 ZD1206 ZD1600 0DS113379BA 0DS113379BA 0DS113379BA 0DS113379BA 0DD100009AM 0DR100009FA 0DD100009AM 0DR100009FA 0DD100009AM 0DR100009...

Page 32: ...ESCRIPTION C115 C117 C120 C1203 C1204 C1205 C1206 C1207 C1208 C1209 C121 C1210 C1211 C1212 C1213 C123 C124 C129 C130 C131 C1401 C1402 C141 C145 C146 C147 C148 C1641 C1642 C1643 C1644 C1645 C1646 C1648 C1649 C1650 C1652 C1653 C1680 C1681 C1682 C1801 C1802 C1803 C1804 C1805 C1806 C1807 C1808 C1809 C1809 C181 0CN1030F679 0CE227DD618 0CN1030F679 0CN2210K519 0CN1040K949 0CN2210K519 0CN4710K519 0CN4710K...

Page 33: ...PART NO DESCRIPTION C301 C302 C302 C303 C303 C304 C305 C306 C307 C308 C308 C310 C310 C401 C402 C403 C404 C405 C406 C407 C408 C408 C412 C414 C417 C420 C420 C421 C422 C423 C424 C425 C425 C426 C427 C429 C430 C431 C432 C433 C434 C435 C436 C436 C437 C440 C440 C441 C442 C443 C444 C445 0CE108BH618 0CK1020K515 0CN1020K519 0CK1020K515 0CN1020K519 0CQ3341N401 0CF2241N5AA 0CE227BK618 0CE108BH618 0CK1030K945 ...

Page 34: ...CRIPTION C655 C655 C656 C657 C657 C658 C658 C659 C661 C662 C663 C664 C665 C667 C670 C800 C806 C807 C809 C809 C810 C811 C813 C815 C816 C824 C825 C827 C830 C831 C831 C831 C832 C833 C834 C835 C836 C836 C837 C838 C839 C840 C841 C842 C843 C844 C845 C850 C851 C851 C852 C852 0CE106DK618 181 007H 0CN1030H949 0CE106DK618 0CE226DK618 0CE107DD618 0CE107DF618 0CE106DF618 181 007G 181 007G 181 007G 181 007G 0C...

Page 35: ...L LEAD 47UH 10 A 2 3 X 3 4 INDUCTOR AXIAL LEAD 47UH 10 A 2 3 X 3 4 INDUCTOR AXIAL LEAD 47UH 10 A 2 3 X 3 4 INDUCTOR AXIAL LEAD 47UH 10 A 2 3 X 3 4 CH 1215S GET 6 0MH 10 1UEW 0 25PIE INDUCTOR AXIAL LEAD 68UH 10 A 4 0 X 10 5 82UH PHY TURN 82UH PHY TURN LOCA NO PART NO DESCRIPTION 0LA1001K139 150 717K 150 C04E 61409B0003A 61409B0004B 61409Y0003A 0LA0102K119 150 C02F 150 C02F 150 C02F 0LA0102K139 0LA0...

Page 36: ...0 TA52 10 OHM 1 6 W 5 TA52 10 OHM 1 6 W 5 TA52 100 OHM 1 6 W 5 TA52 100 OHM 1 6 W 5 TA52 LOCA NO PART NO DESCRIPTION R109 R110 R111 R112 R115 R116 R117 R118 R119 R120 R1204 R1206 R1208 R1212 R122 R125 R126 R127 R128 R129 R1292 R130 R135 R1401 R141 R142 R143 R144 R146 R147 R148 R149 R160 R1600 R1601 R1602 R1603 R1604 R1605 R1606 R1607 R1701 R1801 R1802 R1802 R1803 R1803 R1804 R1804 R1805 R1806 R180...

Page 37: ...ESCRIPTION R419 R420 R421 R423 R424 R425 R427 R428 R430 R430 R431 R432 R433 R434 R435 R436 R438 R439 R440 R441 R442 R443 R444 R445 R446 R447 R453 R456 R457 R458 R460 R461 R514 R577 R602 R602 R603 R606 R608 R611 R612 R614 R651 R652 R656 R661 R691 R800 R804 R805 R806 R807 0RD9101F609 0RS2200K607 0RS2200K607 0RD1000F609 0RD4701F609 0RS3300H609 180 A01B 0RS0562H609 0RS2200K607 0RS4700K607 0RD1001A609 ...

Page 38: ... R937 R938 R940 R941 R942 SW1 SW1401 SW1701 SW2 SW3 SW4 SW5 SW6 FB101 FB1201 FB1202 FB1203 FB130 FB802 FB802 FL201 FL202 FL203 L013 L014 L015 L104 L105 L108 L201 L202 L203 L205 0RD1001F609 0RD3301F609 0RD1202F609 0RD1000F609 0RD1000F609 0RS2200J607 0RS2200J607 0RF0470H609 0RD3001F609 0RD4702F609 0RD2001F609 180 C02P 0RD1002F609 0RD1802F609 0RD6201F609 0RD1002H609 0RD1003H609 0RD3600H609 0RD3600H60...

Page 39: ...X6 0MM FERRITE BFD3565R2F TAPING FERRITE AXIAL 62MM 1UH NY 3 5X6 0MM SQE3535 20MH PHY TURN SQE3535 20MH PHY TURN RESONATOR CRYSTAL HC49U 6 000MHZ 30PPM RESONATOR CRYSTAL HC49U 20 250MHZ 30PPM RESONATOR CERAMIC CSBLA500KECZF09 B0 RESONATOR CRYSTAL HC49U 4 000MHZ RESONATOR CRYSTAL CSALF2M69G4ZF01 A3 RESONATOR CRYSTAL HC49U 18 432MHZ PMJ016 12 3P RCA 1P DIN EAR JACK PPJ146A PARK ELEC 3P 3P 3P 90 TURN...

Page 40: ...P NO 38549D0014A 1 2 2005 9 27 ...

Page 41: ...P NO 38549D0014A 2 2 2005 9 27 ...

Page 42: ...SVC SHEET 38549D0014A S ...

Page 43: ...Nov 2005 Printed in Korea P NO 38289S0008B ...

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