Related Manuals for LG FLATRON LCD 563LE (LB563T-GR)
Summary of Contents for LG FLATRON LCD 563LE (LB563T-GR)
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Page 1: Color Monitor
COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-18 FACTORY MODEL: LB563T MODEL: LCD 563LE (LB563T-GR) LCD 563LE (LB563T-GT) CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. *To apply the GmZan2 Chip. -
Page 2: Table Of Contents
CONTENTS SPECIFICATIONS ........... 2 ADJUSTMENT ............9 PRECAUTIONS ............3 TROUBLESHOOTING GUIDE ......10 TIMING CHART ............4 PRINTED CIRCUIT BOARD........14 OPERATING INSTRUCTIONS ........ 5 EXPLODED VIEW...........16 WIRING DIAGRAM ..........6 REPLACEMENT PARTS LIST .......18 BLOCK DIAGRAM ........... 7 PIN CONFIGURATION..........21 DESCRIPTION OF BLOCK DIAGRAM.....8 SCHEMATIC DIAGRAM ......... -
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 D-Sub Signal Connector Front Control Panel DC Power Connector Power ON/OFF Button Power (DPMS) Indicator Front Control Panel Buttons 1. Power Button 5. OSD Button AUTO/SET 3. AUTO/SET Button 2. Power (DPMS) Indicator Power ON/OFF Button Buttons Use these buttons to choose or adjust Use this button to turn the monitor On or Off. -
Page 6: Wiring Diagram
Connector Ass’y P/N: 6631T11012R... -
Page 7: Block Diagram
MICOM EEPROM (MTV312) 24LC16 Schmitt Trigger (74HCT14A) ST5V Hsyncm Control Hsync2 Vsync2 Vsyncm Interface LVDS ADC/PLL/Scaler 20Pin (LVDS83) (gmZAN2) RCLK Connector (DF14A-20P) +3.3V 3.3VD Regulator Inverter 3.3V_AD 2.5VD 3.3V_PL BA033 3.3V_AD Regulator Switch BA033 ST5V FDC6325L 3.3V_PL DC/DC Regulator ST5V BA033 Converter +3.3V... -
Page 8: Description Of Block Diagram
DESCRIPTION OF BLOCK DIAGRAM 1. Scaler One chip IC(GMZAN2, U201) GMZAN2 (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 C209, 208, 207 with matching IC’s proper cut off voltage. This signal is processed as a proper 8 bit digital signal by U3201’s amplifying, phase locking, A/D converting, and scaling operations. -
Page 9: 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 12. 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 10: Troubleshooting Guide
TROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK ADAPTER, AND FIND OUT CHECK J704 A SHORT POINT VOLTAGE AS OPENING (12V) ? EACH POWER LINE CHECK CHECK U501, U803 PIN 1 Voltage U803 LINE (12V) ? CHECK CHECK U803 U803 PIN 3 Voltage (5V) ? - Page 11 2. NO RASTER (OSD IS NOT DISPLAYED) – INVERTER NO RASTER (OSD IS NOT DISPLAYED) J705 PIN10 CHECK ADAPTER 12V? CHECK MICOM INV J705 PIN5 ON/OFF PORT. CHECK MICOM DIM-ADJ J705 PIN1 PORT CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL. REPLACE (CONTACT PROBE TO INVERTER ASS’Y...
- Page 12 3. NO RASTER (OSD IS NOT DISPLAYED) – gmzan 2 NO RASTER (OSD IS NOT DISPLAYED) U201 POWER PINS CHECK U2, U24 3.3V? 1. CHECK PIN141, 142 U201 PIN141, 142 SOLDERING CONDITION OSCILLATE AS 20M? 2. CHECK X201 3. TROUBLE IN U201 U401 PIN31 IS 65MHz CLOCK? CHECK U401’S SOLDERING...
- Page 13 4. NO RASTER (OSD IS DISPLAYED) – gmzan 2 NO RASTER (OSD IS DISPLAYED) U201 POWER PIN CHECK U802 3.3V? CHECK 1. CHECK PC R,G,B INPUT? 2. CHECK SIGNAL CABLE U201 PIN 87, 91, 95 & D-SUB CONNECTOR LINE CHECK H/V SYNC LINE (U201, U501, D-SUB)
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Page 14: Printed Circuit Board
C718 C803 J703 C804 C832 C824 L804 L803 Q503 C817 C517 J706 L704 L702 L703 ZD702 ZD701 J704 R702 R707 C827 D704 C821 C805 J707 C828 5VS-U L705 R802 C840 C810 R734 D705 C713 D701 D706 D703 R809 R209 R205 R208 R204 R210... -
Page 16: Exploded View
EXPLODED VIEW... - Page 17 332-095C SCREW, PVS+4*10(MSWR/FZMW) 332-105F CABLE,D-SUB, UL 2990-9C(7.5) DT 1870MM PANTONE BLUE(661C) LV501A DM 6866TD9001G ADAPTER,AC-DC, LSE0107A1236 LISHIN 12V 3.0A FOR LG 6634B00046A ADAPTER,AC-DC, PSCV360104A SAMSUNG 12V 3.0A FOR LG or 6634TBZ014A ADAPTER,AC-DC, ADP-36UB DELTA 12V 3.0A FOR LG or 6634TBZ016A...
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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. 06. 04. DATE: 2002. 06. 04. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. - Page 19 DATE: 2002. 06. 04. DATE: 2002. 06. 04. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C840 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7R R204 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP C841 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7R...
- Page 20 DATE: 2002. 06. 04. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R709 0RJ2000D677 200 OHM 1/10 W 5% 1608 R/TP R711 0RJ0000D677 0 OHM 1/10 W 5% 1608 R/TP R712 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP R713 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP...
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Page 21: Pin Configuration
PIN CONFIGURATION CAT24WC08J-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...