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LG FLATRON LCD 563LE (LB563T-GR), Service Manual

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LG FLATRON LCD 563LE (LB563T-GR) Service Manual Download Page 12

- 12 -

1.  CHECK PIN141, 142 

SOLDERING CONDITION

2. CHECK X201
3. TROUBLE IN U201

U201 

POWER PINS

3.3V?

NO

CHECK U2, U24

U201 PIN141, 142

OSCILLATE AS 20M?

NO

CHECK U401’S SOLDERING
CONDITION AND 
CHECK CONNECTION LINE 
FROM U201 TO J702

NO

TROUBLE IN CABLE 

OR LCD MODULE

CHECK U805

J702 PIN1

3.3V?

NO

YES

YES

YES

YES

3. NO RASTER (OSD IS NOT DISPLAYED) – gmzan 2

NO RASTER

(OSD IS NOT DISPLAYED)

U401

PIN31 IS 65MHz CLOCK?

PIN27 IS H-SYNC?

PIN28 IS V-SYNC?

IS PULSE APPEARED 

AT SIGNAL PINS?

Summary of Contents for FLATRON LCD 563LE (LB563T-GR)

Page 1: ...MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 18 FACTORY MODEL LB563T MODEL LCD 563LE LB563T GR LCD 563LE LB563T GT To apply the GmZan2 Chip ...

Page 2: ... 714 Vp p 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal 31 61kHz Vertical 56 75Hz 4 POWER SUPPLY 4 1 Power Adaptor Input AC 100 240V 50 60Hz 1 2A Output DC 12V 3 0A 4 2 Power Consumption 5 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 5 2 Relative Humidity 5 95 Non condensing 5 3 Altitude 0 10 000ft 3 030m 6 DIMENSIONS with TILT SWIVEL Width 389 2mm 15 32 Depth 182 ...

Page 3: ... such as pencil or pen as this may result in damage to the panel Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short c...

Page 4: ...lution 640 x 350 720 x 400 TEXT 640 x 480 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 MAC 1024 x 768 1024 x 768 1024 x 768 Total Period E 800 449 900 449 800 525 864 525 832 520 840 500 1024 625 1056 628 1040 666 1056 625 1152 667 1344 806 1328 806 1312 800 Video Active Time A 640 350 720 400 640 480 640 480 640 480 640 480 800 600 800 600 800 600 800 600 832 62...

Page 5: ...m some graphics boards may not function properly If the results are unsatisfactory adjust your monitor s Position Clock and Phase manually 4 Use these buttons to choose or adjust items in the on screen display 5 OSD Buttons Use this button to enter and from the on screen display OSD Power ON OFF Button Front Control Panel DC Power Connector D Sub Signal Connector PROCESSING AUTO CONFIGURATION 100 ...

Page 6: ...CN2 CN1 J4 J5 J6 Connector Ass y P N 6631T11012R ...

Page 7: ...chmitt Trigger 74HCT14A LCD Interface 20Pin Connector DF14A 20P RGB H V D Sub 15P DDC Control DC Jack SCL SDA CON 10P Inverter 3 3VD 3 3V_PL Module Power 3 3V 3 3V_PL 2 5VD ST5V RGB 3 3V_AD Regulator BA033 Regulator BA033 Regulator BA033 3 3V_AD 3 3V LVDS LVDS83 Regulator BA033 RIN RCLK 3 3V Hsync2 Vsync2 Hsyncm Vsyncm ...

Page 8: ...ntrol by sending power down trigger signal to each IC 3 Microprocessor U501 communicates with EEPROM U502 and GMZAN2 U201 through IIC 2 lines or 6 bit bus line It makes all devices operated properly 4 Microprocessor U501 let User adjust screen by OSD function 3 DC DC Converter This circuit supplies DC power for each device needing DC voltage of 3 3VD 3 3V_AD 3 3V_PL Module Power 3 3V and 5VS L4978...

Page 9: ...ith each mode data saved Alignment Adapter and Software 1 Adjustment for Factory Preset Mode 1 Display cross hatch pattern at Mode 12 2 Run alignment program for LB563T on the IBM compatible PC 3 Select EEPROM ALL Init command and Enter 4 Press Y key it will automatically save all FOS data to EEPROM 2 Adjustment for White Balance 1 Display color 0 0 pattern at Mode 12 2 Set External Bright to MAX ...

Page 10: ... Voltage 12V NO NO POWER POWER INDICATOR OFF CHECK ADAPTER AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK J704 VOLTAGE 12V NO CHECK U803 CHECK U803 PIN 3 Voltage 5V NO CHECK U501 CHECK U8501 PIN 8 Voltage 5V NO YES YES YES CHECK KEY CONTROL CONNECTOR ROUTINE ...

Page 11: ...TER OSD IS NOT DISPLAYED CHECK ADAPTER J705 PIN10 12V NO CHECK MICOM DIM ADJ PORT J705 PIN1 5V NO REPLACE INVERTER ASS Y CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE NO REPLACE CCFL LAMP IN THE LCD MODULE YES YES YES YES ...

Page 12: ...TE AS 20M NO CHECK U401 S SOLDERING CONDITION AND CHECK CONNECTION LINE FROM U201 TO J702 NO TROUBLE IN CABLE OR LCD MODULE CHECK U805 J702 PIN1 3 3V NO YES YES YES YES 3 NO RASTER OSD IS NOT DISPLAYED gmzan 2 NO RASTER OSD IS NOT DISPLAYED U401 PIN31 IS 65MHz CLOCK PIN27 IS H SYNC PIN28 IS V SYNC IS PULSE APPEARED AT SIGNAL PINS ...

Page 13: ...WER PIN 3 3V NO 1 CHECK PC 2 CHECK SIGNAL CABLE D SUB CONNECTOR LINE CHECK H V SYNC LINE U201 U501 D SUB CHECK R G B INPUT U201 PIN 87 91 95 NO YES YES YES NO RASTER OSD IS DISPLAYED 4 NO RASTER OSD IS DISPLAYED gmzan 2 ...

Page 14: ...701 R521 R403 U401 C401 R531 R530 P N 6870T480A10 MODEL LB563T DATE 2002 02 28 R522 A C207 C201 C256 C257 C258 R505 R551 C509 R715 R541 D810 C713 C710 C711 L705 U701 J706 L704 J703 C508 R529 R525 R519 R520 R506 R509 RA501 C814 C815 R507 R508 C833 C809 R809 R708 R810 R709 L702 L703 C507 R515 R523 R524 R528 C515 R504 X501 RA502 R503 L805 C708 C709 C730 C810 C505 R516 R517 R518 R526 C512 R536 C502 C5...

Page 15: ...2 MAIN BOARD Solder Side gmzan 2 C252 C251 C250 C253 C244 C247 C246 C266 C265 C245 C263 C241 C234 C233 C243 C248 C242 C249 C264 C229 C228 C237 C267 C227 25 20 30 15 10 35 5 40 1 ...

Page 16: ...EXPLODED VIEW 1 4 3 12 16 10 11 13 14 15 9 2 8 5 7 6 ...

Page 17: ...ER ASSEMBLY LB563C 3808TKL005A ATTACH ADAPTER LABEL TILT SWIVEL ASSEMBLY LB563 SAMDO HINGE JAPAN BRACKET LB565C SUPPORTER INVERTER CONNECTOR ASSEMBLY 20P H H 120MM UL20276 PANEL LINK CABLE LM567D RUBBER FOOTSHEET LB680 INVERTER ASSEMBLY SAMSUNG LG1511 LB565C METAL ASSEMBLY FRAME MAIN LB563T MAIN TOTAL ASSEMBLY LB563T BRAND CL 18 LB563T GR MAIN TOTAL ASSEMBLY LB563T BRAND CL 18 LB563T GT METAL ASSY...

Page 18: ... DESCRIPTION SPECIFICATION C516 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C701 0CC030CK01A 3PF 1608 50V 0 25 PF R TP NP0 C702 0CC030CK01A 3PF 1608 50V 0 25 PF R TP NP0 C703 0CC030CK01A 3PF 1608 50V 0 25 PF R TP NP0 C704 0CC030CK01A 3PF 1608 50V 0 25 PF R TP NP0 C705 0CC030CK01A 3PF 1608 50V 0 25 PF R TP NP0 C706 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C712 0CC101CK41A 100PF 1608 50V 5 R TP NP0 C713 0C...

Page 19: ... TP R207 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R208 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R209 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R210 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R401 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R403 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R404 0RJ5601D477 5 6K OHM 1 10 W 1 1608 R TP R501 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R502 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP...

Page 20: ...A204 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CH RA205 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CH RA206 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CH RA501 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CH RA502 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CH X201 6202TST003F HC 49 SM5H KONY 20 0MHZ 30 X501 6202TST003D HC 49 SM5H KONY CHIP 12 MHZ 30 LD1 0DL305029BA LTL 305DJ 0C2 TP LITEON GREEN P1 6602T20009F SMAW200 ...

Page 21: ...ING CONTROL STATE COUNTERS SLAVE SCL A0 A1 VCC VSS A2 ADDRESS COMPARATORS CONTROL LOGIC ACK E PROM 2 PIN CONFIGURATION DIP Package p SOIX Package J TSSOP Package U BLOCK DIAGRAM PIN FUNCTION Pin Name A0 A1 A2 SDA SCL WP Vcc Vss Function Device Adress Inputs Serial Data Address Serial Clock Write Protect 1 8V to 6 0V power Supply Ground V A1 Y1 AS A2 Y6 Y2 A5 A3 Y5 Y3 A4 GND Y4 CC 1 2 3 4 5 6 7 14 ...

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