LG Flatron M1510A (M1510A-BZB.AN**LF) Service Manual Download Page 19 | Manualshive

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TROUBLESHOOTING GUIDE

1. NO POWER (LED INDICATOR OFF)

NO POWER

(LED INDICATOR OFF)

: [A] PROCESS

NO

NO

NO

CHECK SHORT OF MAIN
B/D OR CHANGE LIPS

CHANGE Q301, Q302, Q303

CHECK OUTPUT OF
Q301,Q302,Q303

CHANGE U309, U310, U311

NO

CHANGE LED & POWER
S/W ASSY

YES

YES

YES

YES

YES

YES

CHECK

OUTPUT OF

U309,U310,U311

CHECK J103,J110

CONNECTOR

1

1

Waveforms

J103 - #5, 6

CHECK LED & POWER

S/W ASSY

CHECK 15V OR 5V

OR LIPS

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Summary of Contents for Flatron M1510A (M1510A-BZB.AN**LF)

Page 1: ...g blank 4pages 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 12 15 M1510A BZB M1710A BZB M1910A BZB LG 3828TSL094Q KIM J O 05 12 15 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 Print...

Page 2: ...gination sheet P NO 3828TSL094Q Total pages 40pages Cover English 2 English 3 English 4 English English Rear Cover Front cover Inside blank English English 34 English 35 English blank English blank Rear cover Inside blank ...

Page 3: ...ite http 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 78 MODEL M1510A M1510A BZB AN LF M1710A M1710A BZB AN LF M1910A M1910A BZB AN LF Same model for Service ...

Page 4: ...Blank Page1 ...

Page 5: ... Low 0 8V High 2 0V 3 2 Operating Frequency Horizontal 30 63kHz M1510A 30 83kHz M1710A M1910A Vertical 56 75Hz 4 RESOLUTION Analog Max 1024 x 768 75Hz M1510A 1280 x 1024 75Hz M1710A M1910A 5 POWER SUPPLY 5 1 Power AC 100 240Vac 50 60Hz 5 2 Power Consumption 6 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 5 2 Operating Humidity 20 80 5 3 MTBF 50 000 Hours Min 7 DIMENSIONS with TILT SWIVEL M1510A ...

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: ...9 6 H Pixels 31 5 37 50KHz 840 640 200 64 120 16 640 x 480 V Lines 75 0 Hz 500 480 20 3 16 1 7 H Pixels 36 0 35 156 KHz 1024 800 224 72 128 24 800 x 600 V Lines 56 25 Hz 625 600 25 2 22 1 8 H Pixels 40 0 37 879 KHz 1056 800 256 128 88 40 800 x 600 V Lines 60 3 Hz 628 600 28 4 23 1 9 H Pixels 50 0 48 077 KHz 1040 800 240 120 64 56 800 x 600 V Lines 72 188 Hz 666 600 66 6 23 37 10 H Pixels 49 5 46 8...

Page 11: ... Lines 60 317 628 600 1 4 23 6 H Pixels 49 5 46 875 1056 800 16 80 160 800 x 600 V Lines 75 0 625 600 1 3 21 7 H Pixels 57 283 49 725 1152 832 32 64 224 832 x 624 V Lines 74 55 667 624 1 3 39 8 H Pixels 65 0 48 363 1344 1024 24 136 160 1024 x 768 V Lines 60 0 806 768 3 6 29 9 H Pixels 78 75 60 123 1312 1024 16 96 176 1024 x 768 V Lines 75 029 800 768 1 3 28 10 H Pixels 100 0 68 681 1456 1152 32 12...

Page 12: ...DISASSEMBLY 9 Disassembly Back door Open the Backcover s latch with Jig Disassemble back cover Remove the 4 screws of metal frame Remove the screws Remove the screws 1 4 2 5 3 6 ...

Page 13: ... 10 7 9 8 Pull out the control pcb Remove the 6 screws from each side of metal frame 10 Remove the 4 screws from each side of metal frame Remove the 6 screws from each side of metal frame ...

Page 14: ...y IIC PC Audio INV_ONOFF BRI_ADJ Flash Memory RGB H V sync H phone TPA6110 POWER AUDIO Video and Audio Decoder VCT49xy RGB H V sync Audio Amp TPA3005D2 17 19 TPA2000D2 15 Audio R Audio L CVBS S VIDEO RGB H V sync gm2221 SAW Filter 15V 5V INV on BRT ADJ LIPS S W BA7657 IF BLOCK DIAGRAM ...

Page 15: ...ral device The function of the audio amplifier is that to amplify audio L R signal transmitted from audio decoder The audio signal is amplified according to pre defined DC volume control curve 4 Audio Video IF Decoder VCT49xy This block is composed of VCT49xy and peripheral devices 1 Video Decoder This Block Selects input Video signals like CVBS Y C SCART RGB and output RGB signal A On decoding We...

Page 16: ...a 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 dcoutput s...

Page 17: ...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 Figure 1 Cable Connection 220 IBM Compatible PC PARALLEL PORT Power inlet required Power LED ST Switch Power Select Switch 110V 220V Control Line N o t u s e d R S 2 3 2 C P A R A L L E L V S Y N C P O W E R S T VGS MONIT OR E E V Sync On Off Switch...

Page 18: ...ext Text On Off No Text Off YES Text On Top Top mode Yes or No No No Top mode Yes Yes Top mode I II Save Each channel memory On off MONO STEREO DUAL CH Aus Austrailia China option BB and China DK frequency table On Off 200 Pr 100Pr or 200Pr China Only YES Hi Dev Sound Hi Deviation mode On Off No VCTi Version Language Txt Lang Inch Option 0 1 0 Option 3 Description of operation Language Sets the La...

Page 19: ... NO CHECK SHORT OF MAIN B D OR CHANGE LIPS CHANGE Q301 Q302 Q303 CHECK OUTPUT OF Q301 Q302 Q303 CHANGE U309 U310 U311 NO CHANGE LED POWER S W ASSY YES YES YES YES YES YES CHECK OUTPUT OF U309 U310 U311 CHECK J103 J110 CONNECTOR 1 1 Waveforms J103 5 6 CHECK LED POWER S W ASSY CHECK 15V OR 5V OR LIPS ...

Page 20: ... PROCESS CHANGE L401 L402 L403 CHANGE U401 CHANGE INVERTER CONNECTOR OR INVERTER NO CHANGE PANEL LINK CABLE OR MODULE YES YES YES YES YES CHECK LED STATUS ON DISPLAY UNIT CHECK L401 L402 L403 CHECK THE INPUT OUTPUT OF U401 CHECK INVERTER CONNECTOR OR INVERTER CHECK PANEL LINK CABLE OR MODULE ...

Page 21: ...OLDERING OR CHANGE THE DEFECT PART CHANGE L910 L911 L913 RE SOLDERING OR CHANGE THE DEFECT PART CHECK X601 NO RE SOLDERING OR CHANGE THE DEFECT PART CHECK X401 NO RE SOLDERING OR CHANGE THE DEFECT PART YES YES YES YES REPEAT A PROCESS CHECK THE SIGNAL OF L910 L911 L913 CHECK THE INPUT OUTPUT OF U601 CHECK THE INPUT OUTPUT OF U101 3 2 2 3 Waveforms X601 X401 CHECK THE INPUT OUTPUT OF U401 YES YES ...

Page 22: ... THE DEFECT PART CHECK X601 NO RE SOLDERING OR CHANGE THE DEFECT PART NO CHANGE THE SPEAKER CHECK THE SPEAKER WIRE YES YES CHECK THE INPUT SOURCE CHECK THE INPUT OUTPUT OF U601 YES CHECK THE INPUT OUTPUT OF U201 or U203 Only 15 inch YES CHECK THE SPEAKER 2 2 Waveforms X601 ...

Page 23: ...11P 13P 12P 3P 6P R L 20 WIRING DIAGRAM 6631T12006M 6631T12006L 6401TZZ031B 6631T11012R M1510A 6631T11012W M1710A M1910A or 6631T11020W 6631T12006K 6631T20034M M1710A M1910A 6631T20034B ...

Page 24: ... 21 EXPLODED VIEW 010 160 020 070 080 090 100 030 150 140 130 120 110 040 060 050 ...

Page 25: ... BACK COVER ASSEMBLY M1710A BACK COVER ASSY C CKD 3809TKL097D BACK COVER ASSEMBLY M1910A BACK COVER ASSY C CKD 3043TKK219M TILT SWIVEL ASSEMBLY M1510 219D J CKD LABEL For Russia 3043TKK219H TILT SWIVEL ASSEMBLY M1510 M1710 219A WA LOCAL For U K Europe 3043900035A TILT SWIVEL ASSEMBLY M1710A CR PLATING NT ASSEMBLING For Russia 3043900013H TILT SWIVEL ASSEMBLY M1910 226Y G CKD SLIVER SPRAY For Russi...

Page 26: ...NO PART NO DESCRIPTION SPECIFICATION C210 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C211 0CK105CF94A 1UF 1608 16V 80 20 R TP F C212 0CK105CF94A 1UF 1608 16V 80 20 R TP F C213 0CK472CK51A 4700PF 1608 50V 10 R TP B Y M1510A C213 0CK222CK51A 2200PF 1608 50V 10 R TP B Y M1710A M1910A C214 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C215 0CK472CK51A 4700PF 1608 50V 10 R TP B Y M1510A C215 0CK222CK51A 2200PF 16...

Page 27: ... 10 R TP X7R C618 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C622 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R DATE 2005 11 30 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C623 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C624 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C625 0CC220CK41A 22PF 1608 50V 5 R TP NP0 C626 0CC220CK41A 22PF 1608 50V 5 R TP NP0 C627 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C628 0CK104CK56A 0 1U...

Page 28: ...RK R TP M1710A M1910A U305 0IPMGKE011A KIA78D33F KEC DPAK R TP 3 3V M1510A DATE 2005 11 30 S AL LOC NO PART NO DESCRIPTION SPECIFICATION U307 0IMCRKE010A KIA7812AF KEC 2P DPACK R TP M1710A M1910A U312 0IPMGKE011A KIA78D33F KEC DPAK R TP 3 3V U313 0IPMGSG018D LD1086DT18TR LF SGS THOMSON U315 0IPMGKE011A KIA78D33F KEC DPAK R TP 3 3V U401 0IPRPGN015C GM2221 BC LF PB FREE GENESIS U403 0IKE704200H KIA7...

Page 29: ...608 R TP R218 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP DATE 2005 11 30 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R219 0RJ2002D677 20000 OHM 1 10 W 5 1608 R T R220 0RJ2002D677 20000 OHM 1 10 W 5 1608 R T R221 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R222 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R223 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R224 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R225 0RJ0000D677 0 OHM 1 10...

Page 30: ... R TP R689 0RJ2202D677 22K OHM 1 10 W 5 1608 R TP R691 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R697 0RJ2701D677 2 7K OHM 1 10 W 5 1608 R TP DATE 2005 11 30 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R802 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R803 0RJ3000D677 300 OHM 1 10 W 5 1608 R TP R804 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R805 0RJ1501D677 1 5K OHM 1 10 W 5 1608 R TP R808 0RJ8200D677 820 OHM ...

Page 31: ...4 318 MHZ 30 X601 6202TST003C HC 49 SM5H KONY CHIP 20 25MH C901 0CC331CK41A 330PF 1608 50V 5 R TP NP0 C902 0CC331CK41A 330PF 1608 50V 5 R TP NP0 L901 6210TCE001E HB 1M2012 800JT CERATEC 2012 L902 6210TCE001E HB 1M2012 800JT CERATEC 2012 R901 0RJ2200D677 220 OHM 1 10 W 5 1608 R TP R902 0RJ2200D677 220 OHM 1 10 W 5 1608 R TP 28 VIDEO BOARD ...

Page 32: ... 29 SCHEMATIC DIAGRAM 1 CONNECTOR JACK 1 Waveforms J103 5 6 1 ...

Page 33: ... 30 2 AUDIO AMP ...

Page 34: ... 31 3 SCALER GM2221 3 X401 Waveforms 3 ...

Page 35: ... 32 4 POWER ...

Page 36: ... 33 5 VIDEO DEC VCT49XYI 2 Waveforms X601 2 ...

Page 37: ... 34 6 TUNER ...

Page 38: ... 35 7 KEY PART ...

Page 39: ...Blank Page1 ...

Page 40: ...Blank Page2 ...

Page 41: ...Blank Page3 ...

Page 42: ...Nov 2005 P NO 3828TSL094Q Printed in Korea ...

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