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LG RE-29FA31PX Service Manual

Chassis mc-017a
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P/NO : 3828VD0089A
Jan.,2003
Printed in Korea
e-mail:http://www.LGEservice.com/techsup.html
COLOR TV

SERVICE MANUAL

CHASSIS : MC-017A
MODEL:RE/RL-29FA31PX
MODEL:RE/RL-29FA33X/PX
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.com

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Summary of Contents for LG RE-29FA31PX

  • Page 1: Service Manual

    website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html COLOR TV SERVICE MANUAL CHASSIS : MC-017A MODEL:RE/RL-29FA31PX MODEL:RE/RL-29FA33X/PX CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Jan.,2003 P/NO : 3828VD0089A Printed in Korea...

  • Page 2: Table Of Contents

    CONTENTS Contents ......................... 2 Safety Precautions ....................3 Specifications ..................... 4 Control Descriptions ..................5 Disassembly Instructions ................8 Adjustment Instructions ................9 T rouble Shooting ..................... 20 Wiring Diagram ....................25 Block Diagram ....................26 Exploded View ....................28 Exploded View Parts List ................29 Replacement Parts List ................

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.

  • Page 4: Specifications

    SPECIFICA TIONS Note : Specification and others are subject to change without notice for improvement. Video input system: SOUND IF : 33.4MHz (B/G) PAL-B/G, D/K, I/I 32.9MHz (I/I) SECAM-B/G, D/K/L/L’ 32.4MHz (D/K,L) NTSC M 34.4MHz (M) NTSC 4.43(AV) 40.4MHz (L’) Intermediate Frequency (Unit : MHz) VISION IF : 38.9MHz,33.9MHz(SECAM-L’) Power requirement : 110~240V, 50/60Hz...

  • Page 5: Control Descriptions

    (Volume Up/Down) I/II LIST adjusts the volume. adjusts menu settings. TEXT EYE/ 6. VCR BUTTONS control a LG video cassette recorder. TIME REVEAL SLEEP 7. SSM (Sound Status Memory) recalls your preferred sound setting. SIZE STILL POSITION...

  • Page 6: Battery Installation

    13. MUTE switches the sound on or off. 14. TV/AV selects TV or AV mode. clears the menu / text from the screen. switches the set on from standby. 15. MENU selects a menu. POWER MUTE 16. OK accepts your selection or displays the current mode. 17.
  • Page 7 Front panel MENU ON/OFF 1. MAIN POWER switches the set on or off. 2. POWER/STANDBY INDICATOR illuminates brightly when the set is in standby mode. dims when the set is switched on. 3. MENU selects a menu. 4. OK accepts your selection or displays the current mode. (Volume Up/Down) adjusts the volume.

  • Page 8: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS Important note Chassis Assy Removal This set is disconnected from the power supply through the Grasp both side of Frame and pull it backward smoothly. converter transformer. An isolating transformer is necessary for service operations on the primary side of the converter transformer.

  • Page 9: Adjustment Instructions

    1) Tune the TV set to receive a digital pattern. 2) Adjust the lower Focus volume of FBT for the best focus of vertical line B. Menu LG 29” FLAT LG 32” FLAT MENO 3) Adjust the upper Focus volume of FBT for the best focus of area A.
  • Page 10 In line adjustment, not to change default value is basic. Table 2. OPTION 1 CODE Data In angle adjustment, adjust until inclination of left and right OPTION screen should be precise. ACMS CH+AU TORBO Data LG 29” PHILIP Menu Range FLAT 32” FLAT 0~FFFF 0003...
  • Page 11 Table 3. OPTION 2 Function ACMS CH+AU DATA TURBO Option Code Function Remark CARRIER MUTE(MSP-3410) C MUTE Not CARRIER MUTE(MSP-3410) NON EU NICAM Check A2 ST NICAM & FM STEREO NO SAVE DUAL/SOUND Condition I/II SV SAVE DUAL SOUND Condition NON EU Without Forced MONO sound System MONO...
  • Page 12 OPTION OPTION A2 ST I/II SV A2 ST I/II SV MONO MONO CMUTE CMUTE Data Data - 12 -...
  • Page 13 OPTION OPTION A2 ST I/II SV A2 ST I/II SV MONO MONO CMUTE CMUTE Data Data - 13 -...
  • Page 14 OPTION OPTION A2 ST I/II SV 200 PR A2 ST I/II SV 200 PR MONO MONO CMUTE CMUTE Data Data Table 5. OPTION 2 Function Option Code Function Remark W/O PIP MODEL BOOSTER CONTROL W/PIP MODEL LOCAL KEY TOUCH SOFT TOUCH NO VIRTUAL DOLBY DOLBY VIRTUAL DOLBY...
  • Page 15 Table 6. OPTION 3 CODE Data TOUCH DOLBY HPVOL WOOF WIDE SCART DATA DATA TOUCH DOLBY HPVOL WOOF WIDE SCART - 15 -...
  • Page 16 TOUCH DOLBY HPVOL WOOF WIDE SCART TOUCH DOLBY HPVOL WOOF WIDE SCART DATA DATA - 16 -...
  • Page 17 TOUCH DOLBY HPVOL WOOF WIDE SCART TOUCH DOLBY HPVOL WOOF WIDE SCART DATA DATA - 17 -...
  • Page 18 Table 7. OPTION 4 Funtion CODE Language Funciton OPTION LANG E Only English English+EU 4 English/German/French/Italian/Spanish English+Other EU English/Dutch/Swedish/Norwegian/Danish/Swiss/Portuguess/Roman ian/Polish/Hungarian/Czech/Russian West Europe T LAN East Europe Turkey Czecho/Hungary Cyrillic 1 Cyrillic 2 Cyrillic 3 Turkey/Greek 1 Turkey/Greek 2 Turkey/Greek 3 Arab/France Arab/English Arab/Hebrew 1...
  • Page 19 Table 8. OPTION 4 Code Data LANG TLAN LANG TLAN LANG TLAN LANG TLAN LANG TLAN DATA DATA DATA DATA DATA - 19 -...

  • Page 20: Trouble Shooting

    TROUBLE SHOOTING Check pin 31 of MICOM. Check / Replace Check the voltage at Q871,Q851,Q852,IC856, pin 41 of MICOM. IC802,IC803. 3.3V Check the H-OUT voltage at pin 8 of IC1113. Check / Replace Check / Replace IC11,FR359,FR360, D414,FR443,Q855,Q856. 8.0V D339,D349. Check / Replace Check the voltage of C404(+).
  • Page 21 Check if heater element is lighting. Check the heater voltage. Increase the screen Check/Replace voltage of FBT. FR442,R910. Check/Replace Screen is black. Retrace line is CPT. visible. Check the waveform Check FBT & CPT socket at pin 73 of IC1111. &...
  • Page 22 Check the voltage at pin3,13 of IC652(SOUND AMP). D850,F851. CHECK/REPLACE CHECK/REPLACE CHECK/REPLACE T101. 601,Q602,IC652. T101,Q109. CHECK/REPLACE T101. Check the waveform at pin 11 of P901B. NORMAL Check/Replace D2909~10, Q2902,Q2907~2910. IC1113,Q1110~Q1112. PIN CUSHION IC1113. IC1113. IC302 R424. IC302 D402. Q404, Q405. - 22 -...
  • Page 23 Check the waveform at pin 21,22 of IC601. Check / Replace Check the waveform at IC601. pin 1,3 of IC602. Check / Replace Check / Replace H/P JACK. IC602. DON'T CATCH CHANNEL(MAIN) Check the voltage at pin9 of TUNER(33V). Check/Replace Check the voltage at R403,FB854,D861,ZD102.
  • Page 24 Check the waveform at pin 12 of IC11. NORMAL Check / Replace Check / Replace Q1274,IC1101. IC11. Check the voltage at pin 1,6 of IC301. Check / Replace Check the waveform FR359,FR360,D339,D349. at pin 19,20 of IC1113. Check / Replace Check / Replace IC1113,Q1118,Q1121 IC301, D301.

  • Page 25: Wiring Diagram

    WIRING DIAGRAM CABINET CPT PWB "A" P1201A "B" P601B P1512 PP803 P650 P651 P1201B P901B P803 P801A P402 P902A P601A P801B MAIN PWB ASSY - 25 -...

  • Page 26: Block Diagram

    BLOCK DIAGRAM TV-CVBS - 26 -...
  • Page 27 MEMO - 27 -...

  • Page 28: Exploded View

    EXPLODED VIEW P801 - 28 -...

  • Page 29: Exploded View Parts List

    The components identified by mark critical for safety. EXPLODED VIEW PARTS LIST Replace only with part number specified. LOCA. NO PART NO DESCRIPTIONS 6341V29005A CPT ASSY,2426GF239AT 100HZ DY 120-D38C SPEAKER,MID-RANGE 8 OHM 15/25W 6400VA0035A SPEAKER,F305C-6169-D38C K.TONE 8 OHM 6400VG0002A SPEAKER,TWEETER T0520101 8 OHM 3550V00068A COVER,DOME PS 4810V00165A...

  • Page 30: Replacement Parts List

    The components identified by mark critical for safety. REPLACEMENT PARTS LIST Replace only with part number specified. LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION D414 0DD100009AE DIODE,RECTIFIER RU1A V(1) TP DIODE,SWITCHING 1SS133 T-72 TP ROHM D425 0DS113379BA IC11 0ICTMIH009A IC,SD5555-XXXA ,LG8013-32A...
  • Page 31 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 32 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 33 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 34 The components identified by mark For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 35 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 36 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 37 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film The components identified by mark the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film critical for safety. digit in the P/No. means as CE : Electrolytic RN : Metal Film Replace only with part number specified.
  • Page 38 RESONATOR,CRYSTAL HC49U KJE RADIAL 18.432MHZ X1100 6202VDB007B RESONATOR,CRYSTAL HC49U SUNNY RADIAL 20.250MHZ X1101 6202VDB007B RESONATOR,CRYSTAL HC49U SUNNY RADIAL 20.250MHZ ACCESSORIES 3828VA0263L MANUAL,OWNERS MK/REG/SPEC LG HU/EN 03 6710V00032U REMOTE CONTROLLER MC-017A W/PIP 6710V00032V REMOTE CONTROLLER MC-017A W/O PIP 3890V01013A BOX,RE-29FA31P.AUPLRH 29” NEW DWR2 MISCELLANEOUS F1511 0FS4001B53C FUSE,4000MA 250V 5.2X20 CY/CE...
  • Page 39 VIDEO P/NO: 3854VA0086A-S1(1/2) AUDIO DATE: 2001.05.17...
  • Page 40 P/NO: 3854VA0086A-S2 DATE: 2001.05.17...

  • Page 41: Svc. Sheet

    SVC. SHEET : 3854V A0086A-S1 SVC. SHEET : 3854V A0086A-S2...

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