LG Flatron L1510P Service Manual
LG Flatron L1510P Service Manual

LG Flatron L1510P Service Manual

Color monitor
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COLOR MONITOR

SERVICE MANUAL

CHASSIS NO. : CL-62
MODEL:
*(
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
E-mail:http://www.LGEservice.com/techsup.html
L1510P
) **Same model for Service
Website:http://biz.LGservice.com
(L1510PM-AL**R)
*Same looking with new chasis

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Summary of Contents for LG Flatron L1510P

  • Page 1: Color Monitor

    Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-62 MODEL: L1510P (L1510PM-AL**R) ) **Same model for Service CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. *Same looking with new chasis...
  • Page 2 - 1 -...
  • Page 3: Table Of Contents

    CONTENTS SPECIFICATIONS ........... 2 DESCRIPTION OF BLOCK DIAGRAM....10 PRECAUTIONS ............3 ADJUSTMENT ............12 TIMING CHART ............4 TROUBLESHOOTING GUIDE ......14 OPERATING INSTRUCTIONS ........ 5 EXPLODED VIEW...........18 WIRING DIAGRAM ..........8 REPLACEMENT PARTS LIST .......20 BLOCK DIAGRAM ........... 9 SCHEMATIC DIAGRAM .........
  • Page 4: Precautions

    PRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENT. WARNING BE CAREFUL ELECTRIC SHOCK ! • There are some special components used in LCD monitor that are important for safety. These parts are • If you want to replace with the new backlight (CCFL) or marked on the schematic diagram and the inverter circuit, must disconnect the AC adapter...
  • Page 5: Timing Chart

    TIMING CHART VIDEO SYNC Total Video Blanking Sync Back Front Sync Frequency MODE H / V Resolution Period Active Time Duration Porch Porch Polarity Clock ( E ) Time ( A ) ( B ) ( D ) ( F ) ( C ) 25.175 31.468 KHz...
  • Page 6: Operating Instructions

    OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW See front control panel Power Connector D-Sub Signal Connector DVI-l Connector Front Control Panel 1. Power Button Use this button to turn the display on or off. Bring up Contrast and Brightness adjustment. <Power (DPMS) Indicator> This Indicator lights up green when the display Use this button to make Dsub or DVI connector active.
  • Page 7: Positioning Your Display

    6. Control Lock(Menu button, button) Press the hold the MENU button and button for You can unlock the OSD controls at any time by 3 seconds: the message “CONTROLS LOCKED” pushing the MENU, button for 3 seconds: appears. the message “CONTROLS UNLOCKED” will appear.
  • Page 8: Usb Connection

    Making use of USB (Universal Serial Bus)* USB (Universal Serial Bus) is an innovation in connecting your different desktop peripherals conveniently to your computer. By using the USB, you will be able to connect your mouse, keyboard, and other to your monitor instead of having to connect them to your computer.
  • Page 9: Wiring Diagram

    WIRING DIAGRAM Connector Ass’y : P/N: 6631T11016C Connector Ass’y : P/N: 6631T20008U J706 J704 J705 - 8 -...
  • Page 10: Block Diagram

    BLOCK DIAGRAM(MAIN) - 9 -...
  • Page 11: Description Of Block Diagram

    DESCRIPTION OF BLOCK DIAGRAM 1. Video Controller Part. This part amplifies the level of video signal for the digital conversion and converts from the analog video signal to the digital video signal using a pixel clock. The pixel clock for each mode is generated by the PLL. The range of the pixel clock is from 25MHz to 135MHz.
  • Page 12: Power Block Diagram

    POWER BLOCK DIAGRAM 50 ~ 60Hz 100KHz HVDC INPUT RECTIFIER ENERGY OUTPUT RECTIFIER COMPONENTS AND FILTER TRANSFER AND FILTER LINE 100 ~ 240V PWM CONTROL PHOTO-COUPLER SIGNAL CIRCUIT ISOLATION COLLENTION SECONDARY PRIMARY DESCRIPTION OF BLOCK DIAGRAM 1. EMI components. This part contains of EMI components to comply with global marketing EMI standards like FCC, VCCI CISPR, the circuit included a line-filter, across line capacitor and of course the primary protection fuse.
  • Page 13: Adjustment

    ADJUSTMENT Windows EDID V1.0 User Manual 2. EDID Read & Write 1) Run WinEDID.exe Operating System: MS Windows 98, 2000, XP Port Setup: Windows 98 => Don’t need setup Windows 2000, XP => Need to Port Setup. This program is available to LCD Monitor only. 1.
  • Page 14: Service Osd

    SERVICE OSD 1) Turn off the power switch at the front side of the display. 2) Wait for about 3 seconds and press MENU, POWER switch with 1 second interval. 3) The SVC OSD menu contains additional menus that the User OSD menu as described below. a) MODULE : To select applied module.
  • Page 15: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK POWER BOARD, AND FIND CHECK J705 OUT A SHORT POINT VOLTAGE PIN5, PIN6 (5V)? AS OPENING EACH POWER LINE CHECK CHECK 5VS LINE U501 PIN 8 Voltage (OPEN CHECK) (5V) ? NO PROBLEM CHECK KEY CONTROL...
  • Page 16 2. NO RASTER (OSD IS NOT DISPLAYED) – LIPS NO RASTER (OSD IS NOT DISPLAYED) J705 PIN5, PIN6 CHECK LIPS CHECK MICOM INV J705 PIN9 ON/OFF PORT. 1. CONFIRM BRIGHTNESS OSD CONTRL STATE. J705 PIN10 2. CHECK MICOM DIM-ADJ PORT CHECK PULSE AS CONTACTING SCOPE...
  • Page 17 3. NO RASTER (OSD IS NOT DISPLAYED) – MST9031B NO RASTER (OSD IS NOT DISPLAYED) U201 POWER PIN8, 114 CHECK U801 3.3V? 1. CHECK PIN122, 123 U201 SOLDERING CONDITION PIN122, 123 OSCILLATE AS 2. CHECK X501 12MHZ? 3. TROUBLE IN U201 U501 PIN43 IS 48KHz H-SYNC? CHECK CONNECTION LINE...
  • Page 18 4. TROUBLE IN DPM TROUBLE IN DPM CHECK CHECK PC R756, R760 PC IS NOT GOING (SYNC) ? INTO DPM OFF MODE CHECK CHECK H/V SYNC U501 PIN 43.44 LINE SYNC PULSE ? TROUBLE IN U501 - 17 -...
  • Page 19 - 18 -...
  • Page 20: Exploded View Parts List

    EXPLODED VIEW PARTS LIST Description Ref. No. Part No. CABINET ASSEMBLY, L1510PL BRAND 3090TKL038 . 3091TKL055T LCD(LIQUID CRYSTAL DISPLAY), LM150X06-A3M1 LG PHILPS TFT COLOR 15.0 INCH XGA LVDS SMM 6304FLP025A BACK COVER ASSEMBLY, L1510PL 3808TKL029 3809TKL026Z TILT SWIVEL ASSEMBLY LB504J . PIVOT&2-HINGE 3043TKK095A...
  • Page 21: Replacement Parts List

    REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE SAFETY Mark AL ALTERNATIVE PARTS DATE: 2004. 3. 2. DATE: 2004. 3. 2. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC.
  • Page 22 DATE: 2004. 3. 2. DATE: 2004. 3. 2. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION ZD701 0DZ560009GB BZT52C5V6S DIODES R/TP SOD323 R527 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP ZD702 0DZ560009GB BZT52C5V6S DIODES R/TP SOD323...
  • Page 23 DATE: 2004. 3. 2. DATE: 2004. 3. 2. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R770 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TP 6210TCE001P HB-1S2012-121JT CERATECH 2012 R771 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TP 6210TCE001P...
  • Page 24: Schematic Diagram

    SCHEMATIC DIAGRAM 1. MST9031B - 23 -...
  • Page 25 2. MICOM - 24 -...
  • Page 26 3. POWER - 25 -...
  • Page 27 4. CONNECT & JACK - 26 -...
  • Page 28 Mar. 2004 P/NO : 3828TSL097M Printed in Korea...

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Flatron l1510pm-alr

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