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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. :

CL-66

MODEL:

L1710M

(L1710MN.AL**G,AN**EF)

( ) **Same model for Service

*To apply the Genesis ZAN3SL Chip.

Содержание Flatron L1710AN**EF

Страница 1: ...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 L1710M L1710MN AL G AN EF Same model for Service To apply the Genesis ZAN3SL Chip ...

Страница 2: ......

Страница 3: ...in 450 Typ 3 SIGNAL Refer to the Timing Chart 3 1 Sync Signal Type Separate Sync 3 2 Video Input Signal 1 Type R G B Analog 2 Voltage Level 0 0 71 V a Color 0 0 0 Vp p b Color 7 0 0 467 Vp p c Color 15 0 0 714 Vp p 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal 30 83kHz Vertical 56 75Hz 4 Max Resolution Analog 1280 x 1024 75Hz 5 POWER SUPPLY 5 1 Power AC 100 240V 50 60Hz 1 0A 5 2 Power ...

Страница 4: ...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...

Страница 5: ...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 ...

Страница 6: ...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 7: ...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 8: ...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 32 128 144 1152 x 8...

Страница 9: ...e Back Cabinet 1 Remove the screws Pull out the cable Remove the screws 2 3 4 5 6 Remove the 4 screws from each side of metal frame Remove the Back Cabinet by drawing indicated area 7 Pull out the link cable while pushing up the main frame 8 Jig ...

Страница 10: ...er Panel MCU EEPROM System LVDS Analog R G B D Sub To Key Control 5 V 3 3 V 1 8 V 3 3 V 1 8 V Regulator Audio Amp Regulator Audio Processor Audio In 8V TDA7449 TPA6030A Mute SCL SDA 12V SCL SDA Mute Speaker Left Speaker Right Head Phone 12V 12V BLOCK DIAGRAM ...

Страница 11: ...nalog to digital interpolates input to 1280 X 1024 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 5V is provided for LCD panel and Micom Also 5V is converted 3 3V and 1 8V by regulators Converted power is provided for IC in the main board 3 MICOM Part T...

Страница 12: ... 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...

Страница 13: ... 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 14: ...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 15: ...HECK U201 NO NO NO CHECK POWER BOARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK 5VS LINE OPEN CHECK CHECK 3 3V LINE NO CHECK X TAL YES YES YES YES CHECK J705 VOLTAGE PIN5 PIN6 5V CHECK U501 PIN 8 VOLTAGE 5V IS U201 PIN90 3 3V VOLTAGE CHECK U201 PIN 96 PULSE 1 NO PROBLEM 1 Waveforms U201 96 ...

Страница 16: ...ARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE 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 PIN6 5V J705 PIN9 2 5V J705 PIN10 5V CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE ...

Страница 17: ... U803 15 1 CHECK PIN122 123 SOLDERING CONDITION 2 CHECK X501 3 TROUBLE IN U201 CHECK CONNECTION LINE FROM D SUB TO U501 YES YES YES U201 PIN 18 90 3 3V U201 PIN96 97 OSCILLATE AS 12MHZ U501 PIN43 IS 48KHz H SYNC PIN44 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 1 2 1 2 Waveforms U201 96 97 U501 43 H SYNC 2 U501 44 V SYNC ...

Страница 18: ...UBLE IN DPM NO NO TROUBLE IN U501 CHECK PC PC IS NOT GOING INTO DPM OFF MODE CHECK H V SYNC LINE YES YES CHECK R216 R778 H SYNC R217 R781 V SYNC CHECK U501 PIN 43 44 SYNC PULSE 3 3 Waveforms R216 R778 H SYNC 3 R217 R781 V SYNC ...

Страница 19: ... 18 WIRING DIAGRAM Connector Ass y P N 6631T20024C Connector Ass y P N 6631T11012W Connector Ass y P N 6631T20020Q Connector Ass y P N 6631T20010B Connector Ass y P N 6631T20024C ...

Страница 20: ... 19 010 020 030 040 080 050 020 070 060 090 100 110 120 140 170 180 130 160 150 190 EXPLODED VIEW ...

Страница 21: ...ONE TOTAL BRAND PB FREE C SKD 6401TZZ030A SPEAKER ASSEMBLY L284014CSGCS07W213 1W 16OHM SUNLINK or 6401TZZ029A SPEAKER ASSEMBLY K403B016 1W 16OHM MOTORJOY 4950TKK337A METAL FIX SPEAKER LM568E 6871TSTA11A PWB PCB ASSEMBLY SUB L1710MN CONTROL TOTAL BRAND PB FREE 6871TSTA11B PWB PCB ASSEMBLY SUB L1710MN WA CONTROL TOTAL BRAND PB FREE C SKD 6871TPT282G PWB PCB ASSEMBLY POWER M CHASSIS 1719 SOCKET 2PIN ...

Страница 22: ...0CK103CK51A 0 01UF 1608 50V 10 R TP B Y C831 0CE107EF610 100UF KMG RD 16V 20 FL BULK C832 0CE107EF610 100UF KMG RD 16V 20 FL BULK 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 KDZ5 6V KEC R TP USC 0 2...

Страница 23: ... 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R824 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP X501 6212AA2004A HC 49U TXC 12 0MHZ 30 PP DATE 2005 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R1 0RD4701Q609 4 70K 1 4W 3 5 TA52 R2 0RD4701Q609 4 70K 1 4W 3 5 TA52 R3 0RD8200Q609 820 1 4W 3 5 TA52 R4 0RD2201Q609 2 20K 1 4W 3 5 TA52 R5 0RD1501Q609 1 50K 1 4W 3 5 TA52 R6 0RD1501Q609 1 50K 1 4W 3 5 TA52 R7 0RD22...

Страница 24: ...TCE001P HB 1S2012 121JT CERATECH 201 R901 0RJ1003D677 100K OHM 1 10 W 5 1608 R TP R902 0RJ1003D677 100K OHM 1 10 W 5 1608 R TP R905 0RJ4702D677 47000 OHM 1 10 W 5 1608 R T R906 0RJ1003D677 100K 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 0RJ2202D677 22K OHM 1 10 W 5 1608 R TP R910 0RJ1003D677 100K OHM 1 10 W 5 1608 R TP R911 0...

Страница 25: ...SCHEMATIC DIAGRAM 24 1 SCALER 1 Waveforms U201 96 97 3 R216 R778 H SYNC 3 R217 R781 V SYNC 3 1 1 3 ...

Страница 26: ... 25 2 MICOM 2 U501 43 H SYNC 2 U501 44 V SYNC Waveforms 2 ...

Страница 27: ... 26 3 POWER ...

Страница 28: ... 27 4 CONNECTOR JACKS ...

Страница 29: ...ENTS 1 2 3 4 5 6 5V GND LEDA LEDG KEY2 KEY1 R3 820 R7 2 2K R5 1 5K R9 7 5K SW1 Li ghtview SW2 Mute R4 2 2K R6 1 5K R8 820 SW6 Left SW8 Auto Select SW9 Power R1 4 7K R2 4 7K LED1 SW3 Menu SW4 Down SW5 Up SW7 Right ...

Страница 30: ... 29 6 CONTENTS 1 ...

Страница 31: ... 30 7 CONTENTS ...

Страница 32: ...Apr 2005 P NO 3828TSL082T Printed in Korea ...

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