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CONTENTS

Contents ...................................................................................................................2

Safety Precautions..............................................................................................3

Control Descriptions..........................................................................................4

Specifications........................................................................................................7

Adjustment Instructions .................................................................................8

Trouble Shooting.................................................................................................12

Printed circuit board.........................................................................................16

Block Diagram ......................................................................................................18

Exploded View....................................................................................................20

Exploded View Parts List ..............................................................................21

Replacement Parts List .................................................................................22

SVC. Sheet..................................................................................................................

All manuals and user guides at all-guides.com

Содержание RT-21FB35M/VX

Страница 1: ...RVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 049B MODEL RT 21FB35M VX 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: ...ol Descriptions 4 Specifications 7 Adjustment Instructions 8 T rouble Shooting 12 Printed circuit board 16 Block Diagram 18 Exploded View 20 Exploded View Parts List 21 Replacement Parts List 22 SVC Sheet All manuals and user guides at all guides com ...

Страница 3: ...urrent 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 ohm meter to the AC plu...

Страница 4: ...displays the current mode 6 Q VIEW returns to the previously viewed programme 7 TELETEXT BUTTONS option These buttons are used for teletext For further details see the ÔTeletextÕ section 8 PSM Picture Status Memory recalls your preferred picture setting 9 FAVOURITE selects a favorite programme 10 TURBO PICTURE SOUND BUTTON option selects Turbo picture and sound 11 MUTE switches the sound on or off...

Страница 5: ...selects the input mode for the sub picture SIZE adjusts the sub picture size STILL freezes motion of the sub picture POSITION relocates the sub picture in clockwise direction 9 4 PIP switches on or off the 9 or 4 sub pictures No function COLOURED BUTTONS These buttons are used for teletext only TELETEXT models or programme edit Without TELETEXT PIP POWER MUTE 1 2 3 4 5 6 7 8 9 MENU INDEX TV AV 0 E...

Страница 6: ...equipment to these sockets 7 HEADPHONE SOCKET option Connect the headphone plug to this sock et 8 EYE option adjusts picture according to the surround ing conditions Note a Do not place any heavy objects over 4Kg on the RF RT 21FA35 series models b Shown is a simplified representation of front or side panel Here shown may be somewhat different from your set ON OFF MENU OK VOL PR RF RT 21FB25 serie...

Страница 7: ... 50 60Hz 4 Measurement must be performed after heat run more than 20min 5 Adjusting Standard for this chassis is followed a special standard No 1 2 3 4 5 6 7 8 Item Receiving System Receiving Channel Input Voltage Market Screen Size Tuning System Operating Environment Storage Environment Remark For EU For Non EU For EU For Non EU NTSC M Multi model Non EU EU FLAT CONVENTIONAL 200 PR OPTION Specifi...

Страница 8: ... red on whole screen and it does not to make the DY by fixed screw after check a simple color of Red Green Blue and white raster whether or not it is a pollution of color At this time take care raster of screen and DY must fixing in the condition which maintains a horizontality 6 Check the receiver by move direction When adjustment is not working adjust with the assisted MAGNET 4 2 Convergence adj...

Страница 9: ...tting data adjustment is operate by SVC communicator 3 Enter the deflection adjustment mode by selection SERVICE1 on SERVICE MENU after pressing LINE SVC MODE IN START KEY 4 Use the CH D E key to select adjustment item 5 Use the VOL F G key to increase decrease data Note 1 When adjusting a deflection adjust N50Hz of PAL signal first and adjust a deflection at Normal 60Hz NTSC 2 Adjust a deflection...

Страница 10: ...2 511 512 511 512 511 32 2047 150 12 140 6 100 140 12 140 6 123 Variable range N50Hz PAL FLAT 21Ó N60Hz NTSC FLAT 21Ó INCH SYS SOUND CH AU Option Code 0 1 2 3 4 5 6 7 0 1 2 3 0 1 2 3 0 1 Function 21A 21B 21C 29F 25F 28WF 32WF 28N 34F 29N 25N BG I DK BG I DK L BG I DK M BG L RF STEREO AV STEREO MONO MONO DUAL Using Not using Table 4 Initial deflection setting data AV2 DVD SCART1 GAME EYE TX KEY DEG...

Страница 11: ...ONLY EU 5EA EU ETC GREECE EU ALL FARSI ARAB URDU E HINDI E I M V E THAI E CHINA WEST EU EAST EU1 TURKEY EU EAST EU2 CYRILLIC1 CYRILLIC2 CYRILLIC3 TURK GRE1 TURK GRE2 TURK GRE3 ARAB FRA ARAB ENG ARAB HEB1 ARAB HEB2 FARS ENG FARS FA FARS ALL AUTO WITHOUT HDEV WITH HDEV SETTING VOL MAX All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 12: ... IC821 IC822 Q807 Check Replace C821 IC822 Q807 Check The Voltage At pin 2 19 20 21 24 of IIC11 Check Replace TU 101 Check Replace F806 D828 D805 OK OK OK OK OK OK NO NO NO NO NO NO No Raster Sound OK 1 2 Check the Heater voltage of CPT 6 6 4Vrm s Check HV Screen Voltage of CPT Check the Heater pulse of FBT T402 Check R G B out of CPT Board Check FBT T402 Check 185V line of CPT Board if no problem...

Страница 13: ...tage Check Replace T402 Check the Voltage Of C803 Check the Voltage Pin 4 OF IC801 Check Replace IC801 IC802 IC826 Check Fuse and Diode of secondary Load of SMPS trans T803 Check Replace IC11 Check Replace IC11 Check Replace Q402 Check Replace T401 Check Replace Q401 Check Replace Fuse Check Replace DB801 Check Replace Fuse IC801 NO OK OK OK NO Open NO 18 20V Normal Yes Yes Yes Yes NO NO NO NO Abn...

Страница 14: ... Voltage Check SMPS Trans Secondary Voltage Check pin18 Reset Voltage Check IC13 Reset IC Check pin57 58 SCL SDA Check IC12 EEPROM SCL SDA Line RelaceIC11 Q501 Q503 Q504 R G B out of IC11 Check Replace CPT Board com ponent Go to No Sound Picture OK OK OK OK OK NO NO NO NO NO NO 3 3V DC OK OK 3 3V DC Check receiving system in MENU execute Auto Program All manuals and user guides at all guides com ...

Страница 15: ... of IC11 Check the signal line of SPK L R Check pin 55 m ute of IC11 Check the waveform At pin2 4 of IC601 Check the waveform At pin6 of IC601 Check the waveform At pin8 9 11 12 of IC601 Check thevpltage At pin7 5 of IC601 Check Replace D828 D805 F806 Check the connection of side or Front AV Board P603A Replace IC601 AV OK OK OK OK NO NO OK OK NO NO NO NO Correct the Board NO OK OK All manuals and...

Страница 16: ... 16 PRINTED CIRCUIT BOARD MAIN All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 17: ... C1 J209 D4 J210 C5 J211 C5 J212 E5 J213 D5 J214 D5 J215 B5 J216 D5 J217 B5 J219 D4 J220 D5 J221 D5 J222 D5 J223 B5 J224 B5 J225 E5 J226 C1 J230 C1 J231 C1 J232 D1 J233 C1 J234 C1 J235 C1 J242 D1 J261 C5 J301 C4 J302 D4 J303 E4 J306 D4 J308 B2 J309 B2 J310 B2 J311 E4 L11 E1 L12 C3 L101 A5 L102 B5 L103 B5 L201 C5 L202 D5 L203 D5 L204 C5 L205 E5 L206 C5 L207 D5 L208 D5 L210 B5 L211 D5 L212 C5 L213 D...

Страница 18: ... 14V VA H OUT 35V H Vc c TU 33V S Vc c 6 5 V 12V B SAW FILTER Z101 PIP_BOARD SDA9489X S1117 18 IC825 S111 7 33 IC853 KIA78S06P IC824 KA78R33 KA78R05C ST 5V ST 3 3V ST 1 8V 3 3 V GAME HIC HIC01 190 V VB H FLB IIC 33V 5V TV MONITOR OUT SCART RGB IN Y Cb Cr IN AV IN H Vc c 5V S Vc c PIP RGB PIP VIDEO IIC VS H FLB 5V ST 5V ON OFF DATA CLOCK RESET VIDEO AUDIO 190V All manuals and user guides at all gui...

Страница 19: ...MEMO 19 All manuals and user guides at all guides com ...

Страница 20: ... 20 EXPLODED VIEW 913 170 150 153 112 P801 520 310 300 120 330 320 104 943 400 121 All manuals and user guides at all guides com ...

Страница 21: ...LY RT 21FB35VX STEREO MC049B 117A MC049B 3091V00536H CABINET ASSEMBLY RT 21FB35M STEREO E_PHONE MC049B 117A SY CKD 310 5020V00669D BUTTON CONTROL RT 21FB35M ABS HF 380 6KEY 117A MC049B 5020V00814B BUTTON CONTROL RJ 21FB35M ABS HF 380 6KEY 117A 320 320 062D SPRING KNOB 320 062E SPRING KNOB 330 5020V00668C BUTTON POWER RT 21FB35M ABS HF 380 1KEY 117A MC049B 5020V00813B BUTTON POWER RT 21FB35M ABS HF...

Страница 22: ...STD 10V M FL TP5 470P 50V K B TA52 LOCA NO PART NO DESCRIPTION IC11 IC12 IC13 IC301 IC601 IC801 IC802 IC821 IC822 IC824 IC825 IC826 IC853 IC901 Q104 Q11 Q301 Q401 Q402 Q501 Q502 Q503 Q504 Q505 Q507 Q508 Q510 Q601 Q802 Q803 Q807 Q808 D301 D403 D405 D406 D407 D501 D502 D503 D504 D601 D602 0IMCRMN026A 0IMMRSG036C 0IFA752700A 0IPMGPH002A 0IPMGSA021C 0IPMGSK016B 0ILI817000G 0IMCRKE019A 0IMCRKE018A 0IMC...

Страница 23: ...31 C532 C533 C534 C535 C536 C537 C538 C540 C541 C542 C543 C545 C546 C547 C548 C550 C602 C603 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C615 C616 C617 C618 C618 C619 C620 C625 C626 C627 C632 C636 C803 C804 C806 0CN1040K949 0CE107DD618 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1010K519 0CX3300K409 0CN1040K949 0CE107DD618 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K9...

Страница 24: ... 3 4 TP LOCA NO PART NO DESCRIPTION L503 L504 L505 L506 L507 L508 L509 L801 T401 T803 F802 F804 F805 F806 FR401 FR403 FR404 FR405 FR901 J202 J203 J204 J211 J402 R102 R109 R110 R111 R112 R113 R12 R124 R125 R126 R127 R13 R14 R14 R15 R16 R17 R18 R19 R20 R204 R205 R212 R213 R24 R25 0LA0102K119 0LA0101K119 0LA0102K119 0LA0102K119 0LA0101K119 0LA0101K119 0LA0102K119 150 C02F 151 C02F 6170VMCA43J 0RP0050...

Страница 25: ...ART NO DESCRIPTION R516 R517 R518 R519 R520 R521 R522 R523 R524 R526 R527 R530 R532 R534 R535 R536 R539 R540 R542 R543 R545 R555 R557 R558 R562 R562 R563 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R613 R614 R615 R616 R617 R618 R618 R619 R619 R620 R621 R624 R664 0RD1600F609 0RD1600F609 0RD0222F609 0RD2701F609 0RD1001F609 0RD3002F609 0RD0152F609 0RD1000F609 0RD1000F609 0RD1201F609 0...

Страница 26: ... W 1 5K 10 PLIKOR HIGH SURGE 1 2 W 1 5K 10 PLIKOR HIGH SURGE 1 2 W 1 5K 10 PLIKOR HIGH SURGE 2 2M OHM 1 2 W 7 0 5 00 TA52 10 OHM 1 6 W 5 TA52 TACT SKHV17910B LG C D 12V TACT SKHV17910B LG C D 12V TACT SKHV17910B LG C D 12V TACT SKHV17910B LG C D 12V TACT SKHV17910B LG C D 12V TACT SKHV17910B LG C D 12V SDKEA3 ALPS IEC 250V 8A HORIZONTAL 480G FERRITE BFD3565R2F TAPING FERRITE AXIAL 62MM 1UH NY 3 5X...

Страница 27: ...P NO 3854VA0162A S1 2004 6 12 All manuals and user guides at all guides com ...

Страница 28: ...SVC SHEET 3854V A0162A S All manuals and user guides at all guides com ...

Страница 29: ...July 2004 Printed in Korea P NO 3828VD0188M All manuals and user guides at all guides com ...

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