LG 21FX4RG Скачать руководство пользователя страница 27 | Manualshive

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P/NO: 3854VA0162A - S1

2004.6.12

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Содержание 21FX4RG

Страница 1: ...ION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 049B MODEL 21FX4RLQ RG RGE RGT RGX MODEL 21FX4RLQ RG RGE RGT RGX TB website http biz LGservice com e mail http www LGEservice com techsup html ...

Страница 2: ...ety Precautions 3 Control Descriptions 4 Specifications 7 Adjustment Instructions 8 T rouble Shooting 12 Printed circuit board 16 Block Diagram 19 Exploded View 20 Exploded View Parts List 21 Replacement Parts List 22 SVC Sheet ...

Страница 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 ...

Страница 4: ...ndby scans programmes automatically F G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or 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 Teletext section 8 PSM Picture Status Memory recalls your preferred picture setting 9 FAVOURITE selects a f...

Страница 5: ... and sub picture INPUT 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...

Страница 6: ...p Down adjusts the volume adjusts menu settings D D E E Programme Up Down selects a programme or a menu item switches the set on from standby 6 AUDIO VIDEO IN SOCKETS AV2 option Connect the audio video out sockets of exter nal equipment to these sockets 7 HEADPHONE SOCKET option Connect the headphone plug to this socket 8 EYE option adjusts picture according to the surrounding conditions Note Show...

Страница 7: ...rd input Voltage 110 240V 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 CONVENTIO...

Страница 8: ...ve the DY to make equal 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 MAG...

Страница 9: ...U05CH 2 Deflection setting 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 ...

Страница 10: ...S VA VL SC HS 512 511 512 511 512 511 512 511 32 2047 150 12 140 6 100 140 12 140 6 123 Variable range N50Hz PAL FLAT 21 N60Hz NTSC FLAT 21 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 SCAR...

Страница 11: ...14 15 16 17 0 1 0 100 Function ENG 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 ...

Страница 12: ...k The voltage At pin of 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 ...

Страница 13: ...Check T401 each pin voltage 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 ...

Страница 14: ...p Check 1 8V 3 3V 5V DC 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 ...

Страница 15: ...age Of pin2 19 20 21 24 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 N...

Страница 16: ... 16 PRINTED CIRCUIT BOARD MAIN ...

Страница 17: ... C2 P11A C1 P12A E1 P14A C1 P15A C2 P15B A5 P1602A D1 P201A C1 P401A F4 P401B F4 P401C F4 P401D F4 P403A E5 P551A C3 P603A B2 P604A C2 P801A G1 P801B G1 P802A F1 P802B F1 P803A F1 P803B F1 P902A C2 PA01 F1 PJ201 C1 Q11 E1 Q41 C2 Q42 C2 Q102 A5 Q103 A5 Q104 B4 Q105 A4 Q106 A4 Q301 D4 Q401 G4 Q402 G3 Q403 D4 Q501 B3 Q502 B2 Q503 C2 Q504 C2 Q505 C5 Q507 B5 Q508 B2 Q510 B2 Q601 A2 Q801 D3 Q802 D1 Q803...

Страница 18: ...SIDE A V 18 ...

Страница 19: ... AMP IC301 TDA4863A 14V 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 ...

Страница 20: ... 20 EXPLODED VIEW 112 913 170 150 153 943 400 174 520 300 600 120 310 320 330 700 550 ...

Страница 21: ...UTTON CONTROL RN 21FX40 ABS HF 380 6KEY 320 320 062H SPRING COIL 330 5020V01047A BUTTON POWER RN 21FX40 ABS HF 380 1KEY 400 3809V00539B BACK COVER ASSEMBLY RT 21FX40RB DVD 1PHONE 51SF 049B AMLLKX 3809V00539D BACK COVER ASSEMBLY 21FX4RLQ TB 1PHONE HIPS 51SF 3809V00539E BACK COVER ASSEMBLY 21FX4RGE TB 1PHONE LGESY LGEGF 3809V00539F BACK COVER ASSEMBLY 21FX4RG TB 1PHONE HIPS 51SF BK SY KIOTA 520 6871...

Страница 22: ...2 1000PF D 50V 10 B Y5P TA52 100PF D 50V 10 B Y5P TA52 100PF D 50V 10 B Y5P TA52 470P 50V K B TA52 470P 50V K B TA52 100PF D 50V 10 B Y5P TA52 LOCA NO PART NO DESCRIPTION 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 Q808 D301 D403 D405 D405 D406 D406 D407 D501 D502 D503 D504 D601 D602 0IMM...

Страница 23: ...9 C520 C521 C523 C524 C525 C526 C527 C528 C529 C530 C531 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 C619 C620 C625 C626 C627 0CN1040K949 0CN1040K949 0CN1010K519 0CE107DD618 0CN1040K949 0CN1040K949 0CE107DD618 0CN3310K519 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1010K5...

Страница 24: ...NO DESCRIPTION L211 L213 L251 L251 L252 L252 L401 L402 L501 L502 L503 L504 L505 L506 L507 L508 L509 L510 L801 T401 T803 P1205 P1206 P902 F802 F804 F805 F806 FR401 FR406 FR407 FR408 FR901 J201 J211 J402 R102 R109 R11 R110 R111 R112 R113 R12 R124 R124 R1254 R1255 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 0LA0102K119 6140VE0001V 6140VB0001F 0LA0102K119 0LA0102K119 0LA0102K119 0LA010...

Страница 25: ...LOCA NO PART NO DESCRIPTION R42 R421 R422 R501 R502 R503 R505 R506 R507 R508 R509 R509 R510 R510 R511 R511 R512 R513 R514 R515 R516 R517 R518 R519 R520 R521 R522 R522 R523 R524 R525 R526 R526 R527 R532 R534 R535 R536 R539 R540 R542 R543 R545 R555 R557 R558 R562 R562 R562 R563 R563 R601 0RD4701F609 0RD3600F609 0RD1002F609 0RD3301F609 0RN6801F409 0RN6801F409 0RD1000F609 0RD2202F609 0RD3300F609 0RD12...

Страница 26: ... 5 TA52 1 5K OHM 1 6 W 5 TA52 4 7K OHM 1 6 W 5 TA52 4 7K OHM 1 6 W 5 TA52 4 7K OHM 1 6 W 5 TA52 220 OHM 1 6 W 5 00 TA52 220 OHM 1 6 W 5 00 TA52 220 OHM 1 6 W 5 00 TA52 100 OHM 1 6 W 5 TA52 100 OHM 1 6 W 5 TA52 100 OHM 1 6 W 5 TA52 1 2 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 LOCA NO PART NO DESCRIPTION R912 R914 SW11 SW12 SW13 SW14 SW15 SW16 SW801...

Страница 27: ...P NO 3854VA0162A S1 2004 6 12 ...

Страница 28: ...SVC SHEET 3854V A0162A S ...

Страница 29: ...May 2005 Printed in Korea P NO 3828VD0202T ...

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