LG RZ-29FA34RB Service Manual

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COLOR TV

SERVICE MANUAL

CHASSIS : MC-036A
MODEL:RE/RZ-29FA34RB/RX
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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Summary of Contents for LG RZ-29FA34RB

  • Page 1: Service Manual

    COLOR TV SERVICE MANUAL CHASSIS : MC-036A MODEL:RE/RZ-29FA34RB/RX CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Table Of Contents

    CONTENTS CONTENTS ....................2 SAFETY PRECAUTIONS .................3 SERVICING PRECAUTIONS ..............4 DESCRIPTION OF CONTROLS ...............6 SPECIFICATION ..................9 ADJUSTMENT INSTRUCTION ...............10 TROUBLE SHOOTING ................18 PRINTED CIRCUIT BOARD ..............22 BLOCK DIAGRAM...................27 EXPLODED VIEW .................. 30 EXPLODED VIEW PARTS LIST ..............31 REPLACEMENT PARTS LIST ............... 32 SVC.
  • 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: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service transistors and semiconductor "chip" components. The manual and its supplements and addenda, read and follow the following techniques should be used to help reduce the SAFETY PRECAUTIONS on page 3 of this publication. incidence of component damage caused by static by static NOTE: If unforeseen circumstances create conflict between the electricity.
  • Page 5 c. Quickly move the soldering iron tip to the junction of the Fuse and Conventional Resistor component lead and the printed circuit foil, and hold it Removal/Replacement there only until the solder flows onto and around both the 1. Clip each fuse or resistor lead at top of the circuit board component lead and the foil.
  • Page 6: Description Of Controls

    (Volume Down/Up) PLAY adjusts the volume. adjusts menu settings. P/STILL STOP 6. VCR BUTTONS control a LG video cassette recorder. I/II LIST 7. SSM (Sound Status Memory) recalls your preferred sound setting. SLEEP EYE/ TEXT 8.
  • Page 7 15. LIST displays the programme table. 16. EYE/ (option) switches the eye function on or off. 17. SLEEP sets the sleep timer. 18. Q.VIEW POWER MUTE returns to the previously viewed programme. selects a favourite programme. 19. PIP BUTTONS (option) switches the sub picture on or off.
  • Page 8: Front Panel

    Front panel RE/RL-28/32FZ30 series ON/OFF MENU OK 1 2 3 RE/RL-29FB51 series Side panel 1. MAIN POWER (ON/OFF) 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.
  • Page 9: Specification

    P/N of B.O.M RE/RL-29FB51RQ 5) Warm up TV set for more than 20min. before the measurement. RE-28FZ30RQ Test and Inspection Method 1) performance:Follow the Standard of LG TV test 2) Standards of Etc requirement Model Name Market Compiance RE-32FZ30RX...
  • Page 10: Adjustment Instruction

    ADJUSTMENT INSTRUCTION (3) Self-adjustment: Adjust by input of Green raster signal 1. Application Object Manual-adjustment: Receive the signal of red raster. These instructions are applied to all of the color TV, MC-036A. (RF: PG50Ch or A/V input: RED pattern) (4) Loosen fixed screw of DY and closely to CPT funnel part. (5) Check the center of screen that purity magnet of CPT by 2.
  • Page 11 2. Preliminary steps d. In items of picture adjustment,adjust until “CONTRAST” and “BRIGHT” become 4.5 Ft_L(15.4FT-L). e. Enter the adjustment mode by pressing the SVC key. (1) Tune the TV set to receive an 100% white pattern. f. Adjust the Y value of Low Light with R-CUTOFF and (2) This adjustment should be perfomed after screen voltage adjust the X value with B-CUTOFF until they have the adjustment.
  • Page 12 6.Deflection & POP position setting (14) CRNL6( Lower Corner Correction) adjustment: After finished EP adjustment,adjust vertical line of left- data adjustment. bottom ,right-bottom of screen to the best straight line. 6.1 Adjustment preparation (15) OSD P (OSD POSITION) adjustment. Adjust so that the character “2” of “EHTP2” is in accord with (1) Deflection setting data adjustment is operate by SVC right of Screen Center Vertical line after finished (1)~ (14) communicator.
  • Page 13 SERVICE 3 standard DATA Screen OSD FONT status and adjustment in H-Shift ARC SVC adjustment. Item PHILIPS ARC MODE SVC OSD FONT(50Hz,PAL) H-SHIFT 32”FLAT 29” FLAT 28” FLAT 16:9 Adjustment IBRM 14:9 50 149 Adjustment WDRM ZOOM1 50 Z1 Adjustment X CGAIN ZOOM2 50 Z2...
  • Page 14: Position

    3.POP POSITION adjustment. (For PIP MODEL) (4) POS 60 adjustment (1) Press the YELLOW key of SVC remocon to change POP - Change the main input to NTSC signal and then adjust mode. POS60 to identity of vertical location. (1) POS adjustment ( H POSITION) - Adjust POS to the inseparable border between main screen and POP.
  • Page 15 Table. 3 OPTION 3 Function Table 1. OPTION 1 Function Option Function Remark Option Function Remark Code Code 4:3 TV 100 PROGRAM SAVE WIDE 200PR 16:9 TV 200 PROGRAM SAVE WITHOUT TEXT WITHOUT TURBO SEARCH FUNCTION WL/CL model TSEAR TEXT WITH TEXT WITH TURBO SEARCH FUNCTION CT/CE/WT/WE model...
  • Page 16 Table 4. OPTION 4 Function State Language Function Default 0:ENG Only English 1:EU 5EA English/German/French/Italy/Spanish 2:EU ETC Pol./Hungary/Czecho/Russia/Eng 3:PARSI English/Parsi LANG 4:ARAB URDU English/French/Arab+Urdu 5:English+Hindi English/Hindi 6:English+I+M+V English/Indonesian/Malaysian/Vietnamese 7:English+THAI English/Thai 8:English+China English/China 0:West Europe English/French/Swedish/Czech/German/Spanish/Italian 1:East Europe1 Polish/French/Swedish/Czech/German/Slovenian/Italian/Rumanian English/French/Swedish/Turkish/German/Spanish/Italian 2:Turkey EU1 3:East EU2 English/Hungarian/Serbian/Czech/German/Polish/Spanish/Italian/ Rumanian...
  • Page 17 6. Sound Prescaler * MSP3410 Pre-scaler setting value. Don’t adjust mass-production. Because this value of SVC Item Description DATA setting is set to come up to standard. Only This standard is for reference. FM Pre-scaler Nicam Pre-scaler In case of Phone jack is over 1EA in AV1 & AV2,apply to Scart Pre-scaler Phone standard.
  • Page 18: Trouble Shooting

    TROUBLE SHOOTING - 18 -...
  • Page 19 - 19 -...
  • Page 20 - 20 -...
  • Page 21 - 21 -...
  • Page 22: Printed Circuit Board

    PRINTED CIRCUIT BOARD MAIN - 22 -...
  • Page 23 COMPONENT LOCATION GUIDE(MAIN) C101..A2 C340..E5 C626 ..C5 C869..B2 E24..C4 L603 ..C4 Q856 ..B2 R220..A4 R615..B4 R874 ..C2 C102..A2 C341..E5 C627 ..C5 C870 ..C2 E25..C4 L605 ..C4 Q857 ..D1 R311 ..D4 R623 ..C4 R877..B3 C103..A2 C348..E4 C628 ..C4 C871 ..C2 E29 ..G4 L853 ..C3 Q871 ..B2 R312 ..D5...
  • Page 24 100Hz(TOP) 100Hz(BOTTOM) - 24 -...
  • Page 25 HARMONICS SIDE A/V - 25 -...
  • Page 26 FRONT CONTROL - 26 -...
  • Page 27: Block Diagram

    BLOCK DIAGRAM 1.MAIN - 27 -...
  • Page 28 2.SMPS - 28 -...
  • Page 29 MEMO - 29 -...
  • Page 30: Exploded View

    EXPLODED VIEW - 30 -...
  • Page 31: Exploded View Parts List

    351-015A LINK, POWER,S/W 6871VSMX40B PWB(PCB) ASSEMBLY,SUB CPT MC036A SS 29 CPT 6871VMMS44A PWB(PCB) ASSEMBLY,MAIN MC-036A RE-29FA34RB.LUSLMH8 6871VMMS44E PWB(PCB) ASSEMBLY,MAIN MC036A RZ-29FA34RB.LUSLMV8 6871VSFA15A PWB(PCB) ASSEMBLY,SUB MC036A RE-29FA34RB 100HZ MA8 6871VSFA15E PWB(PCB) ASSEMBLY,SUB MC036A RZ-29FA34RB.LUSLMV8 6871VSMX83B PWB(PCB) ASSEMBLY,SUB MC036A FA34 CUR/HANC MA8...
  • Page 32: Replacement Parts List

    REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q164 0TR733009AA KSA733C-Y TP TO-92 KSC945C-Y TP TO92 50V 150MA Q165 0TR945009AA D850 0ISK100300A SLA1003 SIP12 BK 0TR733009AA KSA733C-Y TP TO-92 Q166 IC001 0ISM555000B SDA555XFL 52DIP ST Q167 0TR733009AA KSA733C-Y TP TO-92...
  • Page 33 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 34 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 35 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 36 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 37 For Capacitor & Resistors, CC, CX, CK, CN : Ceramic RD : Carbon Film the charactors at 2nd and 3rd CQ : Polyestor RS : Metal Oxide Film digit in the P/No. means as CE : Electrolytic RN : Metal Film follows;...
  • Page 38 R680 0RD3000A609 SW1101 6600VM2002A R803 0RD0201A609 2 OHM 1/2 W(7.0) 5.00% TA52 SW1151 140-315A TACT SKHV17910B LG C&D NON 12V R804 0RD4701F609 4.7K OHM 1/6 W 5% TA52 SW1152 140-315A TACT SKHV17910B LG C&D NON 12V R805 0RD1001F609 1K OHM 1/6 W 5% TA52...
  • Page 39 THERMISTOR,PTC 03-07MX JA HWA 7 OHM TH810 163-048D THERMISTOR,NTC KL15L2R5 +/- 15% 125V TU101 6700MF0001F TUNER,TAUD-M230D FS 3SYS,MAIN,SPLITTER TU102 6700MF0001G TUNER,TAFD-M231P LG MULTI FS 3SYS,SUB VD801 164-003K VARISTOR,SVC621D-14A ILJIN 620V 0% ZN1101 164-003K VARISTOR,SVC621D-14A ILJIN 620V 0% - 39 -...
  • Page 40 P/N: 3854VA0121A-S1 DATE: 2003.07.15...
  • Page 41: Svc. Sheet

    SVC. SHEET : 3854V A0121A-S1...
  • Page 42 Apr.,2004 P/NO : 3828VD0151G Printed in Korea...

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