LG Flatron L1510M Service Manual Download Page 4 | Manualshive

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Summary of Contents for Flatron L1510M

Page 1: ...umber of pages 32 Including blank 3pages Part No 1 2 Service Guide Specification Service Guide Specification Changes 4 REV NO MM DD YY SIGNATURE CHANGE NO CHANGE CONTENTS 1 2 3 4 5 7 6 SUFFIX LEE H J 05 04 22 L1510MN LG 3828TSL082U KIM J O 05 04 22 1 Origin Notification LGEDI Printed in Indonesia LGEWA Printed in U K LGESP Printed in Brazil LGEMX Printed in Mexico LGENT Printed in China LGEIL Prin...

Page 2: ...agination sheet P NO 3828TSL082U Total pages 32pages Cover English 2 English 3 English 4 English English Rear Cover Front cover Inside blank English English 26 English 27 English 28 English blank Rear cover Inside blank ...

Page 3: ...tp biz LGservice com E mail http www LGEservice com techsup html CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 66 MODEL L1510M L1510MN AL G Same model for Service To apply the Genesis ZAN3SL Chip ...

Page 4: ...Blank Page1 ...

Page 5: ...SIGNAL Refer to the Timing Chart 3 1 Sync Signal 1 Type Separate Sync Horizontal Vertical 2 Input Voltage Level Low 0 0 8V High 2 1 5 5V 3 Sync Polarity Positive or Negative 3 2 Video Input Signal 1 Type R G B Analog 2 Voltage Level 0 0 7 V a Color 0 0 0 Vp p b Color 7 0 0 35 Vp p c Color 15 0 0 7 Vp p 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal 30 63kHz Vertical 56 75Hz 4 MAX RESOLU...

Page 6: ...e 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 circuit within the module If the surface of panel become dirty please wipe i...

Page 7: ...st receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices ...

Page 8: ...tip as the solder melts 2 Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coati...

Page 9: ...onnection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on t...

Page 10: ...00 x 600 800 x 600 832 x 624 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 640 350 720 400 640 480 640 480 640 480 640 480 800 600 800 600 800 600 800 600 832 624 1024 768 1024 768 1024 768 Blanking Time B 160 99 180 49 160 45 224 45 192 40 200 20 224 25 256...

Page 11: ...ove the screws Remove the screws Disassemble Back Cabinet Remove the 7 screws from each up of metal frame Remove the Back Cabinet by drawing indicated area 1 2 3 4 6 Remove the 5 screws from each up of metal frame 5 Jig ...

Page 12: ... OSD LVDS Transmitter Panel MCU EEPROM System LVDS Analog R G B D Sub To Key Control 3 3 V 3 3 V 1 8 V 3 3 V 1 8 V Regulator Audio Amp Regulator Audio Processor Audio In 8V TDA7449 TDA7496 Mute SCL SDA 12V SCL SDA Mute Speaker Left Speaker Right 12V 12V ...

Page 13: ...gital interpolates input to 1024 X 768 resolution signal and outputs 8 bit R G B signal to transmitter 2 Power Part This part consists of the one 3 3V regulator and 1 8V regulator to convert power which is provided 5V in Power board 3 3V is provided for LCD panel and 5V is provided for Micom Also 5V is converted 3 3V and 1 8V by regulators Converted power is provided for IC in the main board 3 MIC...

Page 14: ... bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is for transfer the primary energy to secondary through a power transformer 4 Output rectifier and filter This part function is to make a pulse width modulation control and to provide the driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to achieve the dc output s...

Page 15: ... is available to LCD Monitor only 1 Port Setup a Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe c Remove all default number d Add 300 3FF e Click Start button f Click Exit button 2 EDID Read Write 1 Run WinEDID exe 2 Edit Week of Manufacture Year of Manufacture Serial Number a Input User Info Data b Click Update button c Click Write button ...

Page 16: ...display 2 Wait for about 5 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 Auto Color W B balance and Automatically sets the gain and offset value b NVRAM INIT EEPROM initialize 24C08 c CLEAR ETI To initialize using time d AGING Select Aging mode on off e R G B 9300K Allows you to set the R G B 9300...

Page 17: ...OINT AS OPENING EACH POWER LINE CHECK J707 VOLTAGE PIN5 PIN6 5V NO CHECK 5VR LINE OPEN CHECK CHECK Q803 PIN 3 3 3V U803 PIN 4 1 8V NO CHECK IIC LINE CONNECTION U501 U502 CHECK U201 VCC XTAL RESET IS U201 PIN88 VOLTAGE REPEATED AS PULSE SHAPE NO YES YES YES NO PROBLEM YES CHECK KEY CONTROL CONNECTOR ROUTINE 1 1 1 1 2 2 Waveforms J707 5 6 U801 1 U803 3 U201 88 ...

Page 18: ...TATE 2 CHECK MICOM DIM ADJ PORT U501 PIN41 J707 PIN1 5V NO LIPS 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 3 4 Waveforms J707 2 J707 2 1 3 4 Inverter Off Micom Port check J705 Inverter output Inverter On Micom Port check J705 Inverter output 1 J707 5 6 U801 1 U803 3 ...

Page 19: ...ATE AS 12MHZ CHECK CONNECTION LINE FROM U201 TO U501 TROUBLE IN CABLE OR LCD MODULE CHECK 5VR LINE U501 PIN8 5V YES YES YES YES 3 NO RASTER OSD IS NOT DISPLAYED gmZAN3SL NO RASTER OSD IS NOT DISPLAYED U501 PIN43 IS 48KHz H SYNC PIN44 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS NO NO NO 2 2 6 Waveforms U201 88 6 U501 43 44 ...

Page 20: ...TOR LINE CHECK R G B INPUT U201 PIN 70 74 77 NO CHECK H SYNC LINE D SUB U501 U201 PIN95 CHECK H SYNC INPUT U201 PIN 95 NO YES YES YES CHECK V SYNC LINE D SUB U501 U201 PIN96 CHECK V SYNC INPUT U201 PIN 96 NO YES NO RASTER OSD IS DISPLAYED 4 NO RASTER OSD IS DISPLAYED gmZAN3SL TROUBLE IN LCD MODULE YES ...

Page 21: ... 18 WIRING DIAGRAM Connector Ass y P N 6631T20010B Connector Ass y P N 6631T11020A Connector Ass y P N 6631T20008U ...

Page 22: ... 19 EXPLODED VIEW 100 120 110 170 060 070 080 090 020 050 040 130 140 150 160 010 030 180 ...

Page 23: ... 450V or 6871TPT282E PWB PCB ASSEMBLY POWER M CHASSIS 15INCH C306 68PF 450V POWER TOTAL LIEN CHANG PB FREE or 6871TPT271N PWB PCB ASSEMBLY POWER M CHASSIS 15INCH POWER TOTAL LIEN CHANG C306 68PF 6871TSTA09A PWB PCB ASSEMBLY SUB L1510MN SOUND TOTAL BRAND PB FREE 3313TL5110A MAIN TOTAL ASSEMBLY L1510MN BRAND CL 61 4950TKK466E METAL REAR L1510MM 6631T11020A CONNECTOR ASSEMBLY 20P 20P H H 180MM UL2027...

Page 24: ...KMG RD 16V 20 FL BULK C832 0CE107EF610 100UF KMG RD 16V 20 FL BULK C833 0CK105CD56A 1UF 1608 10V 10 R TP X7R C834 0CC102CK41A 1000PF 1608 50V 5 R TP NP0 DATE 2005 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION D701 0DS226009AA KDS226 TP KEC 80V 4NSE D702 0DS226009AA KDS226 TP KEC 80V 4NSE D706 0DS226009AA KDS226 TP KEC 80V 4NSE ZD701 0DZKE00138A KDZ5 6V KEC R TP USC 0 2W 5 ZD702 0DZKE00138A K...

Page 25: ...6212AA2004A HC 49U TXC 12 0MHZ 30 PP DATE 2005 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R301 0RD4701Q509 4 7K OHM 1 4 W 3 4 2 TA52 R302 0RD4701Q509 4 7K OHM 1 4 W 3 4 2 TA52 R303 0RD1001Q509 1K OHM 1 4 W 3 4 2 TA52 R304 0RD1601Q509 1 6K OHM 1 4 W 3 4 2 TA52 R305 0RD2701Q509 2 7K OHM 1 4 W 3 4 2 TA52 R306 0RD6801Q509 6 8K OHM 1 4 W 3 4 2 TA52 R307 0RD2701Q509 2 7K OHM 1 4 W 3 4 2 TA52 R3...

Page 26: ... TP R905 0RJ1202D677 12K OHM 1 10 W 5 1608 R TP R906 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R907 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R908 0RJ2001D677 2K OHM 1 10 W 5 1608 R TP R909 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R910 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R911 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R912 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R913 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R...

Page 27: ...SCHEMATIC DIAGRAM 24 1 SCALER 2 5 U201 88 5 2 ...

Page 28: ... 25 2 MICOM 6 U501 43 44 6 ...

Page 29: ... 26 3 POWER 1 J707 5 6 U801 1 U803 3 1 1 ...

Page 30: ... 27 4 CONNECTOR JACKS 4 J707 2 3 J707 2 1 J707 5 6 U801 1 U803 3 1 4 3 Inverter Off Micom Port check J705 Inverter output Inverter On Micom Port check J705 Inverter output ...

Page 31: ... 28 5 AUDIO ...

Page 32: ...Blank Page1 ...

Page 33: ...Blank Page2 ...

Page 34: ...Apr 2005 P NO 3828TSL082U Printed in Korea ...

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