LG DT-50PY10 Service Manual
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LG DT-50PY10 Service Manual

LG DT-50PY10 Service Manual

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All manuals and user guides at all-guides.com
PLASMA TV
SERVICE MANUAL
CHASSIS : AF-046A
MODEL : DT-50PY10
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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  • Page 1 All manuals and user guides at all-guides.com website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html PLASMA TV SERVICE MANUAL CHASSIS : AF-046A MODEL : DT-50PY10 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com CONTENTS SAFETY PRECAUTIONS ...................3 DESCRIPTION OF CONTROLS ................ 4 SPECIFICATIONS ....................8 ADJUSTMENT INSTRUCTIONS ................9 TROUBLE SHOOTING GUIDE ................12 BLOCK DIAGRAM .....................26 EXPLODED VIEW....................28 EXPLODED VIEW PARTS LIST ................29 REPLACEMENT PARTS LIST................30 SCHEMATIC DIAGRAM ..................PRINTED CIRCUIT BOARD ..................

  • Page 3: Safety Precautions

    All manuals and user guides at all-guides.com SAFETY PRECAUTIONS IMPORTANT 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: Description Of Controls

    SKIP returns to TV viewing from any menu. VCR BUTTONS SSM (Sound Status Memory) PIP PR- PIP PR+ SWAP PIP INPUT controls a LG video cassette recalls your preferred sound setting. recorder. UPDATE SIZE STILL I/II DVD BUTTONS TIME REVEAL INDEX controls a LG DVD player.
  • Page 5 All manuals and user guides at all-guides.com Location and Function of Controls Location and Function of Controls <Front Panel Controls> Remote Control Sensor Power Standby Indicator Illuminates red in standby mode, Illuminates green when the set is turned on ON/OFF TV/AV MENU TV/AV Button...
  • Page 6 All manuals and user guides at all-guides.com Location and Function of Controls Location and Function of Controls <Back Panel> DIGITAL AUDIO (OPTICAL) MONITOR COMPONENT 2 OUTPUT COMPONENT 1 INPUT INPUT 1 Antenna AC INPUT UPGRADE REMOTE COMPONENT 1 DVI INPUT RGB INPUT ANALOG/DTV OUTPUT...
  • Page 7 • After the set must be mounted on s desk top, install the TV brackets on the TV as shown. Insert the 2 bolts and tighten securely, in the holes on the bracket. (Only DT-50PY10 series: After removing the existing bolts, insert the 4 bolts and tighten secure- ly, in the holes on the bracket.) Install the wall brackets on the wall with 4 bolts, (not supplied with the product), as shown.

  • Page 8: Specifications

    Maker : SONY(42 inch) SONY/Sanken(50 inch) LG(60 inch) PDP Module PDP42X2xxxx PDP50X2xxxx RGB Closed Type PDP60X5xxxx Aspect ratio 16:9 Screen Filter 45% Total light transmittance(E-Mesh) Maker : LG Chemical Operating Temperature Operating Humidity Storage Temperature Storage Humidity - 8 -...

  • Page 9: Adjustment Instructions

    All manuals and user guides at all-guides.com ADJUSTMENT INSTRUCTIONS 1. Application Object These instructions are applied to all of the PDP TV, AF-046A. Each PCB Assy must be checked by Check JIG Set before assembly. (Especially, be careful Power PCB Assy which can cause Damage to the PDP Module.) 2.
  • Page 10 All manuals and user guides at all-guides.com 5. EDID(The Extended Display Identification Data)/DDC (Display Data Channel) download This is the function that enables “Plug and Play". 5-1. Required Test Equipment 1) PC, Jig for adjusting DDC (PC serial to D-sub. <Fig.
  • Page 11 (7) Adjust using Volume +/- KEY.(G Gain: 127) DT-42PY10X : R Offset : 50/ B Offset : 48/ B Offset: 50 DT-50PY10 : R Offset : 52/ B Offset : 45/ B Offset: 60 DT-60PY10 : R Offset : 55/ B Offset : 50/ B Offset: 55 X;...

  • Page 12: Trouble Shooting Guide

    All manuals and user guides at all-guides.com TROUBLE SHOOTING GUIDE 1. Power Board 1-1. The whole flowchart which it follows in voltage output state Start check Doesn't the It is identical Is the Interface screen whole come with Power Off signal operated? out? condition?
  • Page 13 All manuals and user guides at all-guides.com 1-2. DT-42PY10X Sony Power Board Structure T502: Vs Trans T702: Va Trans T101: St-by Trans T103: Low Voltage Trans - 13 -...
  • Page 14 All manuals and user guides at all-guides.com 1-3. DT-50PY10 Sony Power Board Structure T502 : Vs Trans T702 : Va Trans T101 : St-by Trans T103 : Low Voltage Trans - 14 -...
  • Page 15 All manuals and user guides at all-guides.com 1-3. DT-50PY10 Sanken Power Board Structure T221 : Vs Trans T271 : Va Trans T121 : St-by Trans T201 : Low Voltage Trans - 15 -...
  • Page 16 All manuals and user guides at all-guides.com 1-4. DT-60PY10 Power Board Structure AC-IN - 16 -...
  • Page 17 All manuals and user guides at all-guides.com - 17 -...
  • Page 18 All manuals and user guides at all-guides.com DC-DC - 18 -...
  • Page 19 All manuals and user guides at all-guides.com 2. No Power (1) Symptom Does’t minute discharge at module. ¯ Non does not come in into the front LED. ¯ (2) Check follow Is plug in power cord? Plug in power cord. Is connected the Line Filter and Connect the Cable.
  • Page 20 All manuals and user guides at all-guides.com 3. Protect Mode (1) Symptom After once shining, it does not discharge minutely ¯ from module The Rely falls(The sound is audible “click”) ¯ It is converted with the color where the front LED ¯...
  • Page 21 All manuals and user guides at all-guides.com 4. No Raster (1) Symptom Does’t minute discharge at module. ¯ It maintains the condition where the front LED is green. ¯ (2) Check follow Is normal the Power Is output the normality Low/High Replace Power Board? voltage except Stand-by 5V?
  • Page 22 All manuals and user guides at all-guides.com 5. In case of occur strange screen into specific mode 5-1. In case of does’t display the OSD (1) Symptom LED is green ¯ The minute discharge continuously becomes ¯ accomplished from module (2) Check follow Is normal the LVDS Is connected the LVDS...
  • Page 23 All manuals and user guides at all-guides.com 5-2. In case of does’t display the screen into specific mode (1) Symptom The screen does not become the display from specific input mode ¯ (2) Check follow Check the all input mode should become normality display. ¯...
  • Page 24 All manuals and user guides at all-guides.com (5) in case of becomes unusual display from Component, RGB-DTV/PC mode Is normal the Input voltage, IIC Is normal the Replace the IC CXA2181Q(IC401)? Communication and HV sync? Is normal the Is normal the Input voltage, IIC Replace the IC AD9883(IC501)? Communication and HV sync?
  • Page 25 All manuals and user guides at all-guides.com 6. In case of no sound (1) Symptom LED is green ¯ Screen display but sound is not output ¯ (2) Check follow Is normal the SPK Is connected the SPK Replace the SPK cable? cable correctly? Connect the Cable correctly...

  • Page 26: Block Diagram

    All manuals and user guides at all-guides.com BLOCK DIAGRAM BLOCK DIAGRAM - 26 -...
  • Page 27 All manuals and user guides at all-guides.com MEMO - 27 -...

  • Page 28: Exploded View

    All manuals and user guides at all-guides.com EXPLODED VIEW - 28 -...

  • Page 29: Exploded View Parts List

    SUPPORTER, ASSY AL FOR 50PY10 PRESS 4980V01076C SUPPORTER, FILTER EGI ASSY PRESS LEFT 4980V01074B SUPPORTER, ASSY AL FOR 50PY10 PRESS 5230V00020C FILTER(MECH), DU-50PY10 LG-CHEMICAL FLATRON PLASMA DELETE LG FOR AMREICA 4980V01075C SUPPORTER, FILTER EGI ASSY PRESS RIGHT 3210V00241A FRAME, FRONT UPPER AL DN-50PY10 PDP 4972V00106A...

  • Page 30: Replacement Parts List

    IC703 0IMMRSS041D K4S641632H-TL75 54P TSOP IC1001 0IMCRXL004A XC95288XL-10TQG144C XILINX 144P IC704 0IMMRSS041D K4S641632H-TL75 54P TSOP 0ICTMLG013A IC1003 LGDT1901A LG IC 24P SSOP 0IMMRSS041D K4S641632H-TL75 54P TSOP IC705 IC1004 0IMCRCY002A CY2309SC-1HT CYPRESS SOIC 16P IC801 0IMI372726A COPY M37272EFSP6(OTP) 42SDIP 0IMI623200B IC101 M62320FP,I/O EXPANDER 16P SOP TP KIA7042AF SOT-89 TP 4.2V...
  • Page 31 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 32 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 33 26UH 1UEWPHY 22.5TURN YL-9N 0.4 SW1101 6600VR1004A SKHMPW 5P CHIP TACT J-ALPS L604 6140VB0004B 26UH 1UEWPHY 22.5TURN YL-9N 0.4 140-315A SW201 TACT SKHV17910B LG C&D 12V SW202 140-315A TACT SKHV17910B LG C&D 12V SW203 140-315A TACT SKHV17910B LG C&D 12V - 33 -...
  • Page 34 RF : Fusible LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION SW204 140-315A TACT SKHV17910B LG C&D 12V L1630 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP SW205 140-315A TACT SKHV17910B LG C&D 12V L1631 6210VC0006A FBMH3216 HM501NT 3.2X1.6X1.6MM R/TP...
  • Page 35 JK203 6612VJH019B PPJ121B A/V 4P+SHIELD+GOLD P201 380-363G 6046B-01S H=8.0 WITH S/W,SHIELD ACCESSORIES 3828VA0505A MANUAL,OWNERS, AF046A LG EN TX 026H 6710V00116X REMOTE CONTROLLER, MB04EA PIP 6410VSH001E POWER CORD, BP3110 SAA 2800MM 4810V00509B BRACKET, WALL AP-60DA10 6850J00005A CABLE,DVI LVDS UL20276 AWG30 500MM...
  • Page 36 All manuals and user guides at all-guides.com...
  • Page 37 All manuals and user guides at all-guides.com...
  • Page 38 All manuals and user guides at all-guides.com...
  • Page 39 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD MAIN (BOTTOM) MAIN (TOP) POWER S/W(TOP) POWER S/W(BOTTOM) SIDE A/V (TOP) SIDE A/V (BOTTOM) CONTROL (TOP) CONTROL (BOTTOM) INDEX (TOP) INDEX (BOTTOM) TUNER (TOP) TUNER (BOTTOM)
  • Page 40 All manuals and user guides at all-guides.com Nov., 2004 P/NO : 3828VD0193B Printed in Korea...

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