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COLOR TV

SERVICE MANUAL

CHASSIS : MC-036A
MODEL:RT-32FZ30RB
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 RT-32FZ30RB

  • Page 1: Service Manual

    COLOR TV SERVICE MANUAL CHASSIS : MC-036A MODEL:RT-32FZ30RB 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..............11 TROUBLE SHOOTING ................17 BLOCK DIAGRAM...................21 EXPLODED VIEW..................24 EXPLODED VIEW PARTS LIST ..............25 REPLACEMENT PARTS LIST ..............26 SVC. Sheet ....................PRINTED CIRCUIT BOARD ................
  • 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: Still

    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 RT-29FB91 series RT-28/32FZ30 series ON/OFF MENU OK 1 2 5 RT-29FA34 series MENU ON/OFF Side panel RT-32FZ60 series 1. MAIN POWER (ON/OFF) switches the set on or off. 5. REMOTE CONTROL SENSOR 2. POWER/STANDBY INDICATOR 6. EYE (option) illuminates brightly when the set is in standby adjusts picture according to the surrounding mode.
  • Page 9: Specification

    Test and Inspection Method 4) Follow each drawing or spec for spec and performance of 1) performance:Follow the Standard of LG TV test parts,based upon P/N of B.O.M 2) Standards of Etc requirement 5) Warm up TV set for more than 20min. before the Compliance measurement.
  • Page 10 Feature and Function Item Specification Remark Teletext Option TOP, FLOF, LIST 8page Remocon NEC code AV input Side or, Front: 1, Rear: 2 Component input Option(RT- MODEL) 480I PERI TV connector Full SCART:1 RGB input 2 Carrier stereo BG,DK NICAM stereo BG,I 2 Carrier Dual BG,DK...
  • Page 11: 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 12 5-2. Preliminary steps g.Repeat adjusting until the color coordinate of High and Low Light is satisfied. (1) Tune the TV set to receive an 100% white pattern. h.Check the color coordinate of adjusted condition with (2) This adjustment should be performed after screen voltage white balance meter.
  • Page 13 6.Deflection & POP position setting bottom ,right-bottom of screen to the best straight line. data adjustment. (15) OSD P (OSD POSITION) adjustment. Adjust so that the character “2” of “EHTP2” is in accord with 6.1 Adjustment preparation right of Screen Center Vertical line after finished (1)~ (14) (1) Deflection setting data adjustment is operate by SVC adjustment.
  • Page 14 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 15: Adjustment Method

    7. OPTION Adjustment Table 2. OPTION 2 Function Option Code Function Remark 7-1. Preparation for Adjustment Australia Without ACMS function ACMS 1) This option adjustment decides function in accordance with With ACMS function model. Normal volume curve Press the SVC TX adjustment button(IN-START button) at SVC mode,then adjust the option at OPTION 1,2,3,4 mode.
  • Page 16 Table 4. OPTION 4 Function State Language Function LANG 0:ENG Only English 1:EU 5EA English/German/French/Italy/Spanish 2:EU ETC Netherlands/Sweden/Norway/Denmark/Pinland/Portugal/Rumania/Poland /Hungary/Czech/Russia 3:GREECE LANG 0:ENG Only English (NON EU) 1:PARSI English/Farsi 2:ARAB URDU English/French/Arab/Urdu 0:West EU English/French/Swedish/Czech/German/Spanish/Italian 1:East EU1 Polish/French/Swedish/Czech/German/Slovenian/Italian/Rumanian 2:Turkey EU1 English/French/Swedish/Turkish/German/Spanish/Italian 3:East EU2 English/Czech/Hungarian/Serbian/German/Polish/Turkish/Rumanian 4:Cyrillic 1...
  • Page 17: Trouble Shooting

    TROUBLE SHOOTING...
  • Page 21: Block Diagram

    BLOCK DIAGRAM 1.MAIN...
  • Page 22 2.SMPS...
  • Page 23 MEMO...
  • Page 24: Exploded View

    EXPLODED VIEW...
  • Page 25: Exploded View Parts List

    DOOR, CONTROL RE-32FZ30RX ABS, HF-380 320-062E SPRING, KNOB 5020V00728B BUTTON, POWER DN-32FZ32H ABS, HF-380 1KEY #102” 3809V00A93K BACK COVER ASSEMBLY, RT-32FZ30RB(W EARPHONE) 1SCART 1PHONE MC036A 4810V00684D BRACKET, MAIN RE-32FZ30RQ MC036A HIPS 407AF V2 4811V00024J BRACKET ASSEMBLY, REAR AV RE-32FZ30RX PHONE+SCART MC036A . 6871VSMZ52B PWB(PCB) ASSEMBLY,SUB, CPT MC036A RT-32FZ60RB.AHLLKG LG32”...
  • Page 26: 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 IC002 0IAL241610B AT24C16A-10PI-2.7 8PIN DIP ST Q167 0TR733009AA KSA733C-Y TP TO-92...
  • Page 27 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 28 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 29 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 30 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 31 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 32 SW1101 6600VM2002A SDKEA3 ALPS IEC 250V 8A HORIZONTAL 480G R803 0RD0201A609 2 OHM 1/2 W(7.0) 5.00% TA52 SW1151 140-315A TACT SKHV17910B LG C&D 12V R804 0RD4701F609 4.7K OHM 1/6 W 5% TA52 SW1152 140-315A TACT SKHV17910B LG C&D 12V R805...
  • Page 33 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION L601 125-022K FERRITE AXIAL 62MM 1UH NY 3.5X6.0MM T1101 150-F06R SQE3535 20MH PHY TURN 150-F06T SQE3535 20MH PHY TURN T811 X001 156-A01L RESONATOR,CRYSTAL HC49U 6.000MHZ 156-A01L RESONATOR,CRYSTAL HC49U 6.000MHZ X101 6202VDB007B RESONATOR,CRYSTAL HC49U 20.250MHZ RESONATOR,CRYSTAL HC49U 5.000MHZ...
  • Page 36 Dec.,2004 P/NO : 3828VD0151D Printed in Korea...

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