LG Flatron L1510SF Service Manual
  1. Manuals
  2. Brands
  3. LG Manuals
  4. Monitor
  5. L1510SF
  6. Service manual
LG Flatron L1510SF Service Manual

LG Flatron L1510SF Service Manual

Color monitor
Hide thumbs Also See for Flatron L1510SF:
Table of Contents

Advertisement

Quick Links

See also: User Manual

COLOR MONITOR

SERVICE MANUAL

CHASSIS NO. : CL-32
FACTORY MODEL: L1510SFK
MODEL:
*(
) ID LABEL MODEL No.
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
L1510SF
Website:http://biz.LGservice.com
E-mail:http://www.LGEservice.com/techsup.html
L1510SF
(LB500K-VL)

Advertisement

Table of Contents
loading

Related Manuals for LG Flatron L1510SF

Summary of Contents for LG Flatron L1510SF

  • Page 1: Color Monitor

    Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-32 FACTORY MODEL: L1510SFK MODEL: L1510SF (LB500K-VL) ) ID LABEL MODEL No. CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. L1510SF...

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ........... 2 ADJUSTMENT ............10 PRECAUTIONS ............3 TROUBLESHOOTING GUIDE ......11 TIMING CHART ............4 PRINTED CIRCUIT BOARD........15 OPERATING INSTRUCTIONS ........ 5 EXPLODED VIEW...........16 WIRING DIAGRAM ..........6 REPLACEMENT PARTS LIST .......18 BLOCK DIAGRAM ........... 7 PIN CONFIGURATION..........21 DESCRIPTION ............

  • Page 3: 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 4: 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 5: Operating Instructions

    OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW L1510SF Power Connector Cable D-Sub Signal Connector See front control panel Front Control Panel 1. Power Button 4. AUTO/SELECT Button Use this button to turn the display on or off. Use this button to enter a selection in the On <Power (DPMS) Indicator>...

  • Page 6: Wiring Diagram

    WIRING DIAGRAM Connector Ass’y : P/N: 6631T11016C J702 J705 J706 Connector Ass’y : P/N: 6631T20008U - 6 -...

  • Page 7: Block Diagram

    BLOCK DIAGRAM Inver ter block - 7 -...

  • Page 8: Description Of Block Diagram

    DESCRIPTION OF BLOCK DIAGRAM 1. Scaler One chip IC(GMZAN-2, U201) GMZAN-2 (U201) is one chip IC which it supports four internal function blocks of Video Amp, PLL, A/D converter and Video processor. Video signal (0.7Vp.p) clamped through C207, 208, 209 with matching IC’s proper cut off voltage. This signal is processed as a proper 8 bit digital signal by U201’s amplifying, phase locking, A/D converting, and scaling operations.
  • Page 9 USB Touchscreen Constroller Block Diagram - 9 -...

  • Page 10: Adjustment

    ADJUSTMENT All adjustment are thoroughly checked and corrected 2. Adjustment for White Balance when the monitor leaves the factory, but sometimes 1) Display color 0,0 pattern at Mode 13. several minor adjustment may be required. 2) Set External Bright to MAX position and Contrast to Adjustment should be following procedure and after MAX Position.

  • Page 11: 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 U802 PIN 1 CHECK U803. VOLTAGE (5V) ? CHECK CHECK 5VS LINE U805 PIN 1 Voltage (OPEN CHECK)
  • Page 12 2. NO RASTER (OSD IS NOT DISPLAYED) – LIPS NO RASTER (OSD IS NOT DISPLAYED) J705 PIN5, PIN 6 CHECK LIPS CHECK MICOM INV J705 PIN2 ON/OFF PORT. 1. CONFIRM BRIGHTNESS OSD CONTRL STATE. J705 PIN1 2. CHECK MICOM DIM-ADJ PORT CHECK PULSE AS...
  • Page 13 3. NO RASTER (OSD IS NOT DISPLAYED) – gmZAN2 NO RASTER (OSD IS NOT DISPLAYED) U201 POWER PINS CHECK U802, U806 3.3V? 1. CHECK PIN141, 142 U201 PIN141, 142 SOLDERING CONDITION OSCILLATE AS 20MHZ? 2. CHECK X201 3. TROUBLE IN U201 U401/U411 PIN31 IS 65MHz CLOCK? PIN27 IS 48KHz H-SYNC?
  • Page 14 4. NO RASTER (OSD IS DISPLAYED) – gmZAN2 NO RASTER (OSD IS DISPLAYED) U201 POWER PIN CHECK U802, U806 3.3V? 1. CHECK PC CHECK 2. CHECK SIGNAL CABLE R,G,B INPUT? U201 PIN 87, 91, 95 & D-SUB CONNECTOR LINE CHECK CHECK H-SYNC LINE H-SYNC INPUT (D-SUB→U701→MICOM...

  • Page 15: Printed Circuit Board

    PRINTED CIRCUIT BOARD 1. MAIN BOARD (Component Side) R807 C514 R561 L701 R560 C706 U805 R580 C832 R570 R571 R525 R529 X201 C516 C410 R528 R551 C409 C408 C407 C406 R531 R712 R404 R403 U702 R530 R805 C835 C403 Q505 L802 C248 C210...

  • Page 16: Exploded View

    EXPLODED VIEW - 16 -...
  • Page 17 EXPLODED VIEW PARTS LIST Description Ref. No. Part No. CABINET ASSEMBLY, L1510SFK BRAND 3090TKL038 (T/SCREEN) 3091TKL055R LCD(LIQUID CRYSTAL DISPLAY) LM150X06-A3M1 LG PHILPS TFT COLOR 6304FLP025A BACK COVER ASSEMBLY, L1510SFK 3808TKL029 3809TKL026W TILT SWIVEL ASSEMBLY, LB500J . (BASE) 3043TKK097A TILT SWIVEL ASSEMBLY, LB500J...

  • Page 18: 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: 2002. 12. 16. DATE: 2002. 12. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC.
  • Page 19 DATE: 2002. 12. 16. DATE: 2002. 12. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION D706 0DSDI00038A BAV99 DIODES R/TP SOT23 100V R502 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TP D707 0DSDI00018A BAT54 DIODES R/TP SOT23 30V...
  • Page 20 DATE: 2002. 12. 16. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R734 0RJ4701D677 4.7K OHM 1/10 W 5% 1608 R/TP R805 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TP R807 0RJ1003D677 100K OHM 1/10 W 5% 1608 R/TP R813 0RJ1001D677 1K OHM 1/10 W 5% 1608 R/TP...

  • Page 21: Pin Configuration

    PIN CONFIGURATION CAT24WC02J-TE13 8P BLOCK DIAGRAM DIP Package(p) SOIX Package(J) EXTERNAL LOAD V CC V CC SENSE AMPS D OUT SHIFT REGISTERS V SS V SS V CC COLUMN V SS WORD ADDRESS DECODERS BUFFERS TSSOP Package(U) START/STOP LOGIC V CC E PROM XDEC V SS...
  • Page 22 THC63LVDM83R PIN CONFIGURATION BLOCK DIAGRAM THC63LVDM83R THC63LVDM83R DATA (LVDS) TA +/- TA0-6 LVDS GND TB +/- TB0-6 TC0-6 TC +/- LVDS VCC TD0-6 LVDS GND TD +/- (140-595Mbit/On Each TCLK - LVDS Channel) TRANSMITTER TCLK+ TCLK +/- CLOCK IN (20 to 85MHz) CLOCK LVDS GND (LVDS)

  • Page 23: Schematic Diagram

    SCHEMATIC DIAGRAM 1. GMZAN2 - 23 -...
  • Page 24 2. LVDS - 24 -...
  • Page 25 3. MICOM - 25 -...
  • Page 26 4. DC/DC BLOCK - 26 -...
  • Page 27 5. CONNECTOR & JACKS - 27 -...
  • Page 28 Dec. 2002 P/NO : 3828TSL083Q Printed in Korea...

This manual is also suitable for:

Lb500k-vlFlatron l1510sf-vlFlatron l1510sfk

Table of Contents