LG 42PC1RR-ZL Service Manual
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LG 42PC1RR-ZL Service Manual

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PLASMA TV
SERVICE MANUAL
CHASSIS : MF-056L
MODEL : 42PC1RR
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
42PC1RR-ZL
website:http://biz.LGservice.com
e-mail:http://www.LGEservice.com/techsup.html

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Summary of Contents for LG 42PC1RR-ZL

  • Page 1 PLASMA TV SERVICE MANUAL CHASSIS : MF-056L MODEL : 42PC1RR 42PC1RR-ZL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ..................3 DESCRIPTION OF CONTROLS ................4 SPECIFICATIONS ....................10 ADJUSTMENT INSTRUCTIONS ...............12 TROUBLE SHOOTING GUIDE ................19 BLOCK DIAGRAM .....................30 EXPLODED VIEW ....................32 EXPLODED VIEW PARTS LIST ................33 REPLACEMENT PARTS LIST................34 SCHEMATIC DIAGRAM..................PRINTED CIRCUIT DIAGRAM ................- 2 -...

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in 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: Description Of Controls

    DESCRIPTION OF CONTROLS POWER switches the set on from standby or off to standby. INPUT MULTIMEDIA POWER Selects the TV, AV, Component, RGB or HDMI/DVI INPUT modes. switches the set on from standby. MODE Selects the Component, RGB or HDMI/DVI modes. MULTIMEDIA CABLE switches the set on from standby.

  • Page 5: Installing Batteries

    accepts your selection or displays the current mode. Adjusts menu settings. Selects menu item. (TIME SHIFT) TIME TIME SHIFT SHIFT Switches the sub picture on or off. Selects PIP , POP or DW modes. PIP PR +/- Selects a programme for the sub picture. SWAP Alternates between main and sub picture.

  • Page 6: Front Panel Controls

    Front Panel Controls INPUT MENU Power/Standby Indicator • illuminates red in standby mode. • illuminates white when the set is switched on. INPUT MENU INPUT MENU INPUT Button OK Button PROGRAMME Buttons POWER Button MENU Button VOLUME Buttons - 6 -...
  • Page 7 Back Connection Panel S-VIDEO Input AV IN 4 Connect S-Video out from an S- VIDEO device. S-VIDEO AUDIO Input AUDIO AUDIO Connections are available for lis- L/MONO tening stereo sound from an VIDEO VIDEO external device. VIDEO Input Connects the video signal from a video device.
  • Page 8 ACCESSORIES MULTIMEDIA INPUT POWER MODE CABLE TIME TIME SHIFT SHIFT Owner’s Manual MUTE TEXT LIST Q.VIEW SIZE POSITION INDEX TIME REVEAL HOLD SLEEP I/II Owner’s Manual Batteries Remote Control Power Cord Polishing Cloth Polish the screen with the cloth (Option) For 42PC1RR * 2-bolts for stand assembly This feature is not available...
  • Page 9 STAND INSTALLATION (OPTION) Place the set with the screen facing down on a cushion or soft cloth as shown in Figures 1. Before unfolding the stand, please make sure two locks (A) on the bottom of the stand push outward. Pull the stand out as shown above in Figures 2 ~ 3.

  • Page 10: Specifications

    Chassis Model Name Market Brand Remark MF-056L 42PC1RR-ZL Specification Each part is tested as below without special appointment. 1) Temperature : 25±5°C (77±9°F), CST : 40±5 2) Relative Humidity: 65±10% 3) Power Voltage: Standard Input voltage (100-240V~, 50/60Hz) * Standard Voltage of each product is marked by models.
  • Page 11 2. Model General Specification Item Specification Remark Market Broadcasting system PAL-BG/I/DK, NTSC Available Channel BAND NTSC VHF/UHF C1~C69 2~83 CATV S1~S47 1~71 Receiving system Upper Heterodyne Video Input (2EA) PAL, SECAM, NTSC 4 System : PAL, SECAM, NTSC, PAL60 Video Output (1EA) PAL, SECAM, NTSC 4 System : PAL, SECAM, NTSC, PAL60 S-Video Input (2EA)

  • Page 12: Adjustment Instructions

    ADJUSTMENT INSTRUCTIONS 1. Application Object 3-2. Channel memory Method 1) Select “PDP” and “Hurricane” on Model dialog. And check These instructions is applied all of the 42” PLASMA TV, your connection in Communication dialog. (If your MF-056L Chassis. connection is ‘NG’, then set your PORT.(COM1,2,3,...) correctly.) 2.
  • Page 13 4. Sub Program Down Load You have to 4-1. Sub Program Down Load for “Cortez” select this item. 1) Select “PDP” and “Hurricane” on Model dialog. and check your connection in Communication dialog. (If your connection is ‘NG’, then set your PORT(COM1,2,3,...) correctly) 2) Connect RS232 cable and turn on the power.(Use the Special Cable For Sub-program)
  • Page 14 1) Input the PAL Composite Video (Fig.5. 100% Color Bar not correct, Do select 100% Color Bar Pattern. Pattern) into video input. ( 42PC1RR-ZL : AV3/AV4 ) 2) Set the PSM to Dynamic mode in Picture menu. 7-2. Required Test Equipment 3) Press INSTART key on R/C for adjustment.
  • Page 15 8. Checking DVR Function and HDD (1) Set recoding information and check it on the scheduled list. (Fig. 8) DVR MENU (Fig. 11) Scheduled List 8-1. Time Shift 3) Instant Recoding. 1) Press ‘OK’ button and check Time Shift is working through (1) Press the recoding button on remote control and record Progress bar is on.

  • Page 16: Adjustment Method

    9. POWER PCB Assy Voltage 10-3. Preparation for Adjustment Adjustments 1) As above Fig. 6, Connect the Set, EDID Download Jig, PC (Va, Vs Voltage adjustments) & Cable. 9-1. Test Equipment : 2) Turn on the PC & EDID Download Jig. And Execute the D.M.M.
  • Page 17 15 minutes. 2) As below Fig.17, Supply 216Level (85 IRE) full screen pattern to Video input. (42PC1RR-ZL : AV3/AV4) 3) Press the TV/AV KEY on R/C for converting input mode. 4) Set the PSM to Standard mode in Picture menu.
  • Page 18 12. Input the Shipping Option Data 14. Language Group 1) Push the ADJ key in a Adjust Remocon. EU-All 0- EU5 1-EU-8 2- EU- 3- EU- 4- Non- 5- Non- 2) Input the Option Number that was specified in the BOM, into the Shipping area.

  • Page 19: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE 1. Power Board 1-1. The whole flowchart which it follows in voltage output state Start check Is it identical Doesn't the Is the Interface screen whole come with Power Off signal operated? condition? out? 1. Check the Power Off 2.
  • Page 20 1-2. Power Board Structure - 20 -...
  • Page 21 2. No Power (1) Symptom 1) Doesn’t minute discharge at module. 2) Non does not come in into the front LED. (2) Check following Is plug in power cord? Plug in power cord. Is the Line Filter and Power Connect the Cable. Board Cable connected? Is the Fuse(F101) on Replace the Fuse.
  • Page 22 3. Protect Mode (1) Symptom 1) After once shining, it does not discharge minutely from module. 2) The Rely falls.(The sound is audible “click”) 3) It is converted with the color where the front LED is red from green. (2) Check following Is the Power Board Is output the normality Low/High Replace Power...
  • Page 23 4. No Raster (1) Symptom 1) Doesn’t minute discharge at module. 2) It maintains the condition where the front LED is green. (2) Check following Is the Power Board Is output the normality Low/High Replace the normal? voltage except Stand-by 5V? Power Board.
  • Page 24 5. In case of occurring strange screen into specific mode 5-1. In case the OSD does not displayed (1) Symptom 1) LED is green. 2) The minute discharged continuously becomes. 3) Accomplished from module. (2) Check following Is the LVDS cable Is the LVDS cable Replace the cable.
  • Page 25 5-2. In case of does’t display the screen into specific mode (1) Symptom 1) The screen does not become the display from specific input mode (RF, AV, Component, RGB, DVI). (2) Check following 1) Check the all input mode should become normality display. 2) Check the Video(Main)/Data(Sub), Video(Main)/Video(Sub) should become normality display from the PIP mode or DW mode.
  • Page 26 6. In case of no sound (1) Symptom 1) LED is white. 2) Screen display but sound is not output. (2) Check following Is the SPK cable Is the SPK cable Replace SPK cable. normal? connected well? Cable inserts well. Replace Is the RF/ AV/ Does IC400...
  • Page 27 7. Time shift Mode ( DVR BOARD ) (1) Symptom 1) Doesn’t work time shift mode. 2) Can’t enter to recorded list. 3) Can’t record AV/RF. (2) Check following Are the cables connected Is time shift mode on? Power B/D works well? Change power B/D.
  • Page 28 8. Time shift sound and Recorded video sound ( DVR BOARD ) (1) Symptom 1) SOUND doesn’t come out. (2) Check following MUTE key on? Turn off the mute key. Are power cables Sound cable is OK? Is 31pin cable ok? Connect 31p cable.
  • Page 29 9. Recorded video ( DVR BOARD ) (1) Symptom 1) Can’t play the recorded video. (2) Check following Check 31pin flat cable Connect 31pin well. Is it ok? Remove the recorded lists and Yes1 Record one more time and Play again Is it ok? Yes2 Check U11, U1, U7...

  • Page 30: Block Diagram

    BLOCK DIAGRAM - 30 -...
  • Page 31 - 31 -...

  • Page 32: Exploded View

    EXPLODED VIEW - 32 -...

  • Page 33: Exploded View Parts List

    Chassis Assembly, SUB MF056L SUB 42PC1RR-ZL HDD ASSY LGEGF(U.A.E)/ H.Y.C(ISRAEL)/LGEMC(MOSCOW) 68719SMH44A PCB Assembly,Sub SUB M.I PP62A 42PC1R AMLLKX CLRT 68719SMM77A PCB Assembly, Sub M.I MF056L SUB 42PC1RR-ZL KETLLMP ANALOG DVR PREAMP FOR CKD 68719SMM23A PCB Assembly,Sub SUB M.I MF056L 42PC1RR-ZL AEULLHX ANALOG PVR PREAMP U.A.E / ISRAEL/MOSCOW 68719SMM51A PCB Assembly,Sub M.I MF056L SUB 42PC1RR-ZL SETLLJP DMS SKD PREAMP...

  • Page 34: Replacement Parts List

    REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION 0IPRP00726A CS98301-CMZ 3.3TO3.3 27MHZ 0IMMRHY001L HY57V641620ETP-H 64MBIT IC100 0IMCRMI006B M52758FP 4.75TO5.5V - - 1068MW SOP 0IMMRHY001L HY57V641620ETP-H 64MBIT IC1000 0IPRPML001A MIC39100-2.5WS MICREL 3P SOT223 TRANSISTOR & FET IC1001 0IMCRRH001A BA033FP-E2 4.3TO25V 3.3V 1W TO252...
  • 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 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 39 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 40 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 41 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 42 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 43 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 44 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 45 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 46 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 47 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION L1105 6200J000013 MLB-321611-0500P-N2 500OHM L408 6200J000013 MLB-321611-0500P-N2 500OHM L1106 6200J000013 MLB-321611-0500P-N2 500OHM L409 6200J000013 MLB-321611-0500P-N2 500OHM L1107 6200J000013 MLB-321611-0500P-N2 500OHM L410 6200J000013 MLB-321611-0500P-N2 500OHM L1108 6200J000013 MLB-321611-0500P-N2 500OHM L413 6200J000013 MLB-321611-0500P-N2 500OHM L1109 6200J000013...
  • Page 48 Manual, 017V TX USER MF056L 8LANS WESTERN 38289U0564H Manual, 017V TX USER MF056L FR/EN 3828U0564R Manual, 017V TX USER MF056L EN/RU/KA/UK 38289U0564Z Manual, SUPPLIER 0 EU ALL RS232C LG 6710T00017V Remote Controller, 42PC1RR-ZL( DVR,W/O EPF) 64109EP003A Power Cord, 370-313-2800-16A-K 2.7M (MOSCOW) 6410TLW002A Power Cord,LP-42+GFC18N..
  • Page 52 MAIN(BOTTOM) MAIN(TOP) PRE-AMP SIDE A/V CONTROL...
  • Page 53 Apr., 2006 P/NO : 38289S0035A Printed in Korea...

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