LG RL-44NB10RB Service Manual
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LG RL-44NB10RB Service Manual

LG RL-44NB10RB Service Manual

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COLOR TV
SERVICE MANUAL
CHASSIS : MP-03AB
MODEL : RE/RL-44NB10RB
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
TV/AV
MENU
OK
MUTE
VOL
PR
ON/OFF
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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  • Page 1 All manuals and user guides at all-guides.com website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html COLOR TV SERVICE MANUAL CHASSIS : MP-03AB MODEL : RE/RL-44NB10RB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. TV/AV MENU MUTE ON/OFF...

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS CONTENTS ...................... 2 SAFETY PRECAUTIONS .................3 SERVICING PRECAUTIONS ................4 SPECIFICATIONS ................... 6 CONTROL DESCRIPTIONS ................9 ADJUSTMENT....................12 TROUBLE SHOOTING..................26 BLOCK DIAGRAM ..................33 PRINTED CIRCUIT BOARD................34 EXPLODED VIEW ..................44 EXPLODED VIEW PARTS LIST..............45 REPLACEMENT PARTS LIST ..............

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com 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

    All manuals and user guides at all-guides.com SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service transistors and semicounductor "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.
  • Page 5 All manuals and user guides at all-guides.com c. Qulckly 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.

  • Page 6: Specifications

    5) Follow each drawing or spec for spec and performance of parts,based upon P/N of RPL 6) Warm up TV set for more than 60min before the measurement. Test and Inspection Method 1) Performance : Follow the Standard of LG TV test 2) Extra requirement Model...
  • Page 7 All manuals and user guides at all-guides.com Test and Inspection Method (S Mark : Option Item) Item Specification Remark Recieving System PAL, SECAM-BG PAL, SECAM-DK, PAL-I PAL, SECAM-BG SECAM-LL’ AV can be input NTSC-M PAL, SECAM-BG, PAL, SECAM-DK, PAL-I NTSC-M Available Channel 1) VHF : E2 ~ E12...
  • Page 8 All manuals and user guides at all-guides.com Feature and Function Item Remark Specification Feature AV Input Side V/L/R S (Rear, RT model) V/L/R S (Rear, RT model) AV Output V/L/R Component Input Rear 480i/ 480P/ 576i COMPONENT1, L/R (1080i for CHINA) COMPONENT2, L/R S-Video Input side 1, Rear 1...

  • Page 9: Control Descriptions

    MENU MUTE 9. SLEEP sets the sleep timer. 10. I/II selects the language during dual language broadcast. selects the sound output (option). 11. VCR BUTTONS control a LG video cassette recorder. POSITION SCAN STILL SIZE SLEEP LIST I/II (Without TELETEXT/With PIP)
  • Page 10 All manuals and user guides at all-guides.com 12. MULTIMEDIA (option) POWER selects modes. Component 1 or Component 2 TV/AV MULTIMEDIA 13. TURBO PICTURE BUTTON TURBO selects Turbo picture. SOUND PICTURE 14. TELETEXT BUTTONS (option) These buttons are used for teletext. For further details, see the ‘Teletext’...
  • Page 11 All manuals and user guides at all-guides.com Front panel • RT-44NB10 series TV/AV MENU MUTE ON/OFF (Side panel) TV/AV MENU MUTE 1. MAIN POWER (Volume Up/Down) switches the set on or off. adjusts the volume. adjusts menu settings. 2. REMOTE CONTROL SENSOR (Programme Up/Down) 3.

  • Page 12: Adjustment

    All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS These instructions are applied to only MP-03AB chassis. Notes 1.Because this is not a hot chassis, it is not necessary to use an isolation transformer. However, the use of isolation transformer will help protect Green Light test instrument.
  • Page 13 All manuals and user guides at all-guides.com (2) Adjustment must be operated in a dark room (simple dark 2 Pole Magnet room) 2. Adjustment 4 Pole Magnet (1) Test Equipment: Oscilloscope, 100:1 Probe (2) Connect oscilloscope to cathode of R, G, B(R926R/B/G: SCREEN ADJ on the PCB) and GND.
  • Page 14 All manuals and user guides at all-guides.com 6) ET(East-west Trapezium) Fourth Vertical Line Adjust to make the width of top horizontal line same with it of the bottom horizontal line. Third Bar Sixth Vertical Line 4. 1080i Mode deflection Adjustment (option) 7) A-ANG(AFC Angle) (1) Test Equipment Vertical slope adjustment...
  • Page 15 All manuals and user guides at all-guides.com 4) Adjustment must be done in a dark room(simple dark room) 2) Adjust as same as method of Green lens with Red focus Be careful not to touch the lens during adjustment. control volume of focus pack. 5) Make any one color raster using lens covers.
  • Page 16 All manuals and user guides at all-guides.com 8. Adjusted data saving 1) To save the data after adjustment,Press “9”, “1” & “OK” button. 2) Exit convergence adjustment mode. (“IN_START” button) 9. Auto-Convergence measuring or Measuring back up data (option) 1) Operate the auto-convergence measuring or the measuring back up data separately in PAL,NTSC and 1080i(Option) Convergence Phase Adjustment mode.
  • Page 17 All manuals and user guides at all-guides.com Sub-Bright Adjustment(Option) 1) Tune the TV set to receive a EU 05 CH. 2) Enter WB mode by pressing the IN_START & ‘4’ button. Adjust S-BRI data until 100% and 80% GRAY PATTERN is classified.
  • Page 18 All manuals and user guides at all-guides.com Convergence Adjustment Mode - INSTART -> 3 -> MENU * This Mode is for engineering. So,don’t change before permission from Design Department. 0.AC POSITION READ : Distance data(After auto convergence measuring) 1.Save to 50Hz/60Hz : Save (convergence adjustment data) It’s same 9,1,Enter.
  • Page 19 All manuals and user guides at all-guides.com 8.OSD POSITION 9.AC PATTERN ADJ ( Option : Only for Auto Convergence) SVC Adjustment mode & Initial data 1. White Blalane adjustment data (IC:CXA2180Q) Default Menu Description Range RE/RL Red Drive Green Drive Blue Drive Red Cut-off Green Cut-off...
  • Page 20 All manuals and user guides at all-guides.com 3.Picture adjustment data (IC : CXA21801) Remark Menu Description NTSC D-COL Dynamic color mode setting EXTSW Selects the Y/Cb/Cr input or EY/ECb/Ecr SHPFO Sharpness f0 setting BLKBT RGB output bottom limiter level control (for blanking/signal) PREOV Pre-shoot/over-shoot ratio setting CTILE...
  • Page 21 All manuals and user guides at all-guides.com 4.Picture adjustment data (IC : CXA21802) Menu Description NTSC Remark R-Y R R-Y axis + (R-Y) component setting R-Y B R-Y axis + (B-Y) component setting G-Y R G-Y axis + (R-Y) component setting G-Y B G-Y axis + (B-Y) component setting UP-BL...
  • Page 22 All manuals and user guides at all-guides.com 5.CXA2151Q adjustment item NTSC Menu Description Remark INPUT Selects the four systems of inputs IN1 to IN4 MAT-O Selects the type of matrix conversion VFREQ Selects the frequency of the dummy sync output to SELV_OUT(pin23) SELS1 Selects the type of the signal input to IN1_H/L1(pin36) and IN1_V/L2(pin37) SELS2...
  • Page 23 All manuals and user guides at all-guides.com 6. OPTION Data Adjustment Option 1 Item Specification Remark 200PR 1 : 200 PROGRAM (CHINA ONLY) 1 : LIST no operation 0 : 100 PROGRAM (OTHER CONTRIES) 0 : LIST operation TSEAR 1 : WITH TURBO SEARCH 1 : RT/ RE 0 : WITHOUT TURBO SEARCH (FRANCE) 0 : RL...
  • Page 24 All manuals and user guides at all-guides.com Option 3 Item Specification Remark 1 : WITH PIP 0 : WITHOUT PIP INDEX 1 : WITH INDEX 0 : WITHOUT INDEX HDEV 1 : HIGH DEVIATION MODULATION (CHINA) 1 : China/ Saudi/ India/ Indonesia Lebanon/Pakistan/Iran 0 : RF NORMAL SOUND MODULATION (OTHERS) SV3.00/6.00’S...
  • Page 25 All manuals and user guides at all-guides.com Option 5 State Language Function LANGUEGE 0:ENG Only English 1:EU 5EA English/German/French/Italy/Spanish 2:EU ETC Pol./Hungary/Czecho/Russia/Eng 3:GREECE English/ Greece 4:FARSI English/Parsi (Iran) 5:ARAB URDU Eng./French/Arab(Egypt,Saudi)/Urdu(Pakistan) 6:E+Hindi English/Hindi(Without VGA) 7:E+I+M+V English/Indonesian/Malaysian/Vietnamese 8:E+THAI English/Thai 9:E+China English/China T LAN 0:WEST EU English/French/Swedish/Czech/German/Spanish/Italian...

  • Page 26: Trouble Shooting

    All manuals and user guides at all-guides.com Trouble Shooting Q110 Main IC700 #53 Main Q701 IC700 IC262 IC262 #97 ? IC262 #54 ~ #115 IC262 #54 ~ #115 ? IC265 IC265 #38,41,46 ? IC501 #30, 32, 34 ? - 26 -...
  • Page 27 All manuals and user guides at all-guides.com - 27 -...
  • Page 28 All manuals and user guides at all-guides.com - 28 -...
  • Page 29 All manuals and user guides at all-guides.com - 29 -...
  • Page 30 All manuals and user guides at all-guides.com - 30 -...
  • Page 31 All manuals and user guides at all-guides.com - 31 -...
  • Page 32 All manuals and user guides at all-guides.com - 32 -...

  • Page 33: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM - 33 -...

  • Page 34: Printed Circuit Board

    All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD MAIN1 (TOP) - 34 -...
  • Page 35 All manuals and user guides at all-guides.com MAIN1 (BOTTOM) - 35 -...
  • Page 36 All manuals and user guides at all-guides.com MAIN2 - 36 -...
  • Page 37 All manuals and user guides at all-guides.com COMPONENT LOCATION GUIDE(MAIN2) R831..A4 J429...F2 JP19 ..E2 R420 ..G3 C871..B3 E5....D1 G37 ...D2 C401 JP20 ..F3 R421 ..G4 R832..A4 G38 ...D2 J430...F2 C403 C872..B3 E6....C1 R422 ..F4 R833..A4 J431...F2 JP21..G2 C873..B2 E7....C3 G39 ...D2 C405 R834..A4 JP22..G2...
  • Page 38 All manuals and user guides at all-guides.com DIGITAL (TOP) DIGITAL (BOTTOM) - 38 -...
  • Page 39 All manuals and user guides at all-guides.com CONVERGENCE OUT CPT(B , G , R) - 39 -...
  • Page 40 All manuals and user guides at all-guides.com MICOM (TOP) MICOM (BOTTOM) - 40 -...
  • Page 41 All manuals and user guides at all-guides.com AC INPUT SIDE A/V POWER S/W - 41 -...
  • Page 42 All manuals and user guides at all-guides.com CONTROL D-CON PRE-AMP - 42 -...
  • Page 43 All manuals and user guides at all-guides.com MEMO - 43 -...

  • Page 44: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW - 44 -...

  • Page 45: Exploded View Parts List

    PWB(PCB) ASSEMBLY, SUB MICOM MP03AB M/I PAL-EU, W/TXT,EYE (GREECE) RE-44NB10RB.TPMLMG3 6871VSMG45H PWB(PCB) ASSEMBLY,SUB MICOM MP03AB M/I PAL-EU, W/TXT, EYE (ITALY) RE-44NB10RB.SPMLMI2/ TPMLMI3 6871VSMG45J PWB(PCB) ASSEMBLY,SUB MICOM MP03AB M/I SECAM, W/TXT, EYE (FRANCE) RL-44NB10RB 6871VSMG01Y PWB(PCB) ASSEMBLY, SUB MICOM MP03AB M/I W/TXT, EYE (HUNGARY) RE-44NB10RB 6871VSMC17A...

  • Page 46: Replacement Parts List

    All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION KIA78L05BP(AT) 3P 5V,150MA IC505 0IKE780500P IC600 0IMCRMN001C MSP3411G QA B8 V3 MICRONAS 80P D861 0ISK100300A SLA1003 SIP12 DIODE MODULE 0IKE780800J KIA7808API 3 ST REGULATOR IC601 IC01...
  • Page 47 All manuals and user guides at all-guides.com LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q118 0TR387500AA CHIP 2SC3875S(ALY) KEC Q408 0TR319809AA KTC3198(KTC1815) KEC 0TR387500AA CHIP 2SC3875S(ALY) KEC 0TR319809AA KTC3198(KTC1815) KEC Q119 Q409 CHIP 2SA1504S(ASY) KEC KTA1266-Y(KTA1015) KEC 0TR150400BA Q410 0TR126609AA...
  • Page 48 All manuals and user guides at all-guides.com LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION Q708 0TR387500AA CHIP 2SC3875S(ALY) KEC D488 0DD140009AA EK14 V(1) E/EO-TMD 40V 1.5A 0TR387500AA CHIP 2SC3875S(ALY) KEC 0DD184009AA KDS184S CHIP 85V 300MA KEC Q709 D500 1SS133 T-72 DO34 90V Q710...
  • Page 49 All manuals and user guides at all-guides.com 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 50 All manuals and user guides at all-guides.com 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 51 All manuals and user guides at all-guides.com 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 52 All manuals and user guides at all-guides.com 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 53 All manuals and user guides at all-guides.com 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 54 All manuals and user guides at all-guides.com 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 55 All manuals and user guides at all-guides.com 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 56 All manuals and user guides at all-guides.com 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 57 All manuals and user guides at all-guides.com 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 58 All manuals and user guides at all-guides.com 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 59 CRYSTAL, HC49U 18.432MHZ 30PPM 16PF BK NTC80B 163-048D THERMISTOR,NTCKL15L2R5 TU100 6700MF0001F TUNER, TAUD-M230D SWITCH TU101 6700MF0001G TUNER, TAFD-M231P 140-289A PUSHPOWER SDDF3PASP013 LG C&D UL/C 164-003D SW800 VA800 VARISTOR, SVC561D-14A UL/CSA/VDE TACT 2LEAD 160G(TA) SWT01 140-313B VA81B 164-003D VARISTOR, SVC561D-14A UL/CSA/VDE SWT02...
  • Page 60 All manuals and user guides at all-guides.com P/NO: 3854VA0124A - S1(1/2) 2004.6.10...
  • Page 61 All manuals and user guides at all-guides.com P/NO: 3854VA0124A - S1(2/2) 2004.6.10...

  • Page 62: Svc. Sheet

    All manuals and user guides at all-guides.com SVC. SHEET : 3854V A0124A-S1...
  • Page 63 All manuals and user guides at all-guides.com Feb., 2005 P/NO : 3828VD0197B Printed in Korea...

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