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AUTO/SET

COLOR MONITOR

SERVICE MANUAL

Website: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. : LM52A

MODEL:

M1717TM (M1717TM-BNN.AN**EF)
M1917TM (M1917TM-BNN.AX**LF)

*( ) **Same model for Service

Содержание Flatron M1717TM

Страница 1: ...te 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 LM52A MODEL M1717TM M1717TM BNN AN EF M1917TM M1917TM BNN AX LF Same model for Service ...

Страница 2: ...n 250 typ 6500K 150 min 200 typ 9300K 2 3 Contrast Ratio 350 min 600 typ M1717TM 450 min 700 typ M1917TM 3 SIGNAL Refer to the Timing Chart 3 1 Analog Video Input 1 Video Input Range 0 0 7V 5 2 Video Termination Impedance 75Ω 5 3 Sync Type Separate Sync 4 Sync Level TTL Low 0 8V High 2 0V 3 2 Operating Frequency Horizontal 30 83kHz Vertical 56 75Hz 4 RESOLUTION Analog Max 1280 x 1024 75Hz Digital ...

Страница 3: ... 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 circuit within the module If the surface of panel become dirty pl...

Страница 4: ...t 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 c...

Страница 5: ...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...

Страница 6: ...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...

Страница 7: ...ls 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 32 128 144 1152 x 870 V Lines 75 062 915 870 3 3 39 11 H Pixels 92 978 61 805 1504 1152 18 134 200 1152 x 900 V Lines 65 9...

Страница 8: ...DISASSEMBLY 1 Remove the screws 2 Disassembly Hinge Cover 1 Let the all latches are separated 2 Disassemble back cover Remove the screws Remove the screws 1 4 2 3 ...

Страница 9: ...VDS Transmitter CODE MEMORY EEPROM 24C02 2EA LVDS 135MHz Analog R G B D Sub 5V 3 3V Regulator 1 8V Inverter Power 1 8V TMDS MCU ADC Scaler PLL OSD X tal 14 318Mhz 15V 3 3V Regulator 9V Audio Block S P E A K E R 9V Audio In DVI D To Key Control ...

Страница 10: ...nal and outputs 8 bit R G B signal to transmitter 2 Power Part This part consists of the one 3 3V and one 1 8V regulators to convert power which is provided 5V in Power board 15V is provided for inverter 5V is provided for LCD panel and micom Also 5V is converted 3 3V and 1 8V by regulator Converted power is provided for IC in the main board The inverter converts from DC15V to AC 700Vrms and opera...

Страница 11: ...DC voltage through 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 ach...

Страница 12: ... 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 ...

Страница 13: ...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...

Страница 14: ...ORT POINT AS OPENING EACH POWER LINE YES YES CHECK J705 VOLTAGE PIN5 6 5V 1 2 3 1 2 Waveforms J705 5 6 5V U203 8 3 3V 3 U202 108 109 CHECK KEY CONTROL CONNECTOR ROUTINE NO NO CHECK 1 8V 3 3V 5V LINE OPEN CHECK CHECK U200 VCC X TAL RESET U202 PIN111 3 3V YES YES CHECK U203 PIN8 VOLTAGE 3 3V U202 PIN108 109 VOLTAGE REPEATED AS PULSE SHAPE ...

Страница 15: ... IN THE LCD MODULE CHECK LIPS CHECK MICOM INV ON OFF PORT 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT LIPS YES YES YES YES J705 PIN5 6 5V J705 PIN9 5V J705 PIN11 5V CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE ...

Страница 16: ...RING CONDITION 2 CHECK X201 3 TROUBLE IN U202 CHECK CONNECTION LINE FROM D SUB TO U202 YES YES YES NO TROUBLE IN LIPS YES CHECK U502 PIN2 1 8V U202 PIN 108 109 OSCILLATE AS 14 318MHZ Q701 PIN3 IS 65 22KHz H SYNC Q702 PIN3 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 4 5 6 4 5 Waveforms U202 108 109 14 318V Q701 3 6 Q702 3 CHECK U503 PIN3 3 3V ...

Страница 17: ...OUBLE IN DPM TROUBLE IN DPM NO NO CHECK PC PC IS NOT GOING INTO DPM OFF MODE TROUBLE IN SIGNAL CABLE YES YES CHECK R701 SIGNAL DETECT 7 8 7 Waveforms R721 V SYNC 8 R720 H SYNC CHECK R720 R721 SYNC TROUBLE IN PC ...

Страница 18: ...WIRING DIAGRAM 18 L R 11P 6P 12P 30P 6631T20023A 6631900036E 6631900035C 6400GEXX01A 6631T11012W or 6631T11020W ...

Страница 19: ...EXPLODED VIEW 19 010 070 080 020 090 100 110 120 130 030 060 040 050 ...

Страница 20: ...LM190E03 TLBB LG PHILPS TFT COLOR DOT FREE OF LM190E03 TLB7 P4 645CH 300NITS TN 8MS LPL KUMI PB FREE or 6304FLP336A LCD LIQUID CRYSTAL DISPLAY LM190E03 TLBA LG PHILPS TFT COLOR DOT FREE OF LM190E03 TLB5 P4 645CH 300NITS TN 8MS LPL KUMI PB FREE or 6304FLP313A LCD LIQUID CRYSTAL DISPLAY LM190E03 TLB8 LG PHILPS TFT COLOR P3 645CH 300NITS TN 8MS LPL KUMI PB FREE EGI NEC S D IC SXGA LVDS or 6304FLP312A...

Страница 21: ...CK105CF94A 1UF 1608 16V 80 20 R TP F DATE 2006 02 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C320 0CC102CK41A 1000PF 1608 50V 5 R TP NP0 C321 0CC102CK41A 1000PF 1608 50V 5 R TP NP0 C322 0CK473CK56A 47000PF 1608 50V 10 R TP X7 C323 0CK473CK56A 47000PF 1608 50V 10 R TP X7 C324 0CK473CK56A 47000PF 1608 50V 10 R TP X7 C325 0CK473CK56A 47000PF 1608 50V 10 R TP X7 C501 0CE107EF610 100UF KMG RD 16V...

Страница 22: ...19 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R220 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R221 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R222 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R223 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R224 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R225 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R226 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R227 0RJ2202D677 22K OHM 1 10 W 5 1608 R TP R228 0RJ1200D677 ...

Страница 23: ...10 W 5 1608 R TP R753 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R754 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R755 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP X201 6202TST001A SX 1 SUNNY SMS 14 31818MHZ SW501 140 058E SKHV10910B LGEC NON 12V 20A SW502 140 058E SKHV10910B LGEC NON 12V 20A SW503 140 058E SKHV10910B LGEC NON 12V 20A SW504 140 058E SKHV10910B LGEC NON 12V 20A SW505 140 058E SKHV10910B LGEC NON 1...

Страница 24: ... 24 SCHEMATIC DIAGRAM 1 SCALER GM2621 Waveforms 3 U202 108 109 4 U202 108 109 14 318V 3 4 2 2 U203 8 3 3V ...

Страница 25: ... 25 2 AUDIO ...

Страница 26: ... 26 3 POWER ...

Страница 27: ... 27 4 CONNECTOR 1 Waveforms J705 5 6 5V 1 7 R721 V SYNC 8 R720 H SYNC 8 7 ...

Страница 28: ...Feb 2006 P NO 38289S0041 Printed in Korea ...

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