LG Flatron L1910B Скачать руководство пользователя страница 25 | Manualshive

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2. MICOM

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Содержание Flatron L1910B

Страница 1: ...ttp 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 62 MODEL L1910B L1910BM AF R Same model for Service To apply the Mstar Chip L1810B ...

Страница 2: ... 1 ...

Страница 3: ...0 7 Vp p 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal Analog 30 83kHz Horizontal Digital 30 71kHz Vertical 56 75Hz 4 MAX RESOLUTION D sub Analog 1280 x 1024 DVI Digital Analog 1280 x 1024 5 POWER SUPPLY 5 1 Power Adaptor Built in Power Input AC 100 240V 50 60Hz 1 0A 5 2 Power Consumption 6 ENVIRONMENT 6 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 6 2 Relative Humidity 10 80 No...

Страница 4: ... Sync T M D S Data1 T M D S Data1 T M D S Data1 3 Shield T M D S Data3 T M D S Data3 5V Power Ground return for 5V H Sync and V Sync Pin Signal DVI D 1 8 9 17 24 16 16 17 18 19 20 21 22 23 24 Hot Plug Detect T M D S Data0 T M D S Data0 T M D S Data0 5 Shield T M D S Data5 T M D S Data5 T M D S Clock Shield T M D S Clock T M D S Clock T M D S Transition Minimized Differential Signaling DVI D Connec...

Страница 5: ... 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...

Страница 6: ... 60 0 806 768 3 6 29 H 60 123 1312 1024 16 96 176 V 75 029 800 768 1 3 28 H 68 681 1456 1152 32 128 144 V 75 062 915 870 3 3 39 H 61 805 1504 1152 18 134 200 V 65 96 937 900 2 4 31 H 63 981 1688 1280 48 112 248 V 60 02 1066 1024 1 3 38 H 79 976 1688 1280 16 144 248 V 75 035 1066 1024 1 3 38 Mode H V Sort 1 2 3 4 5 6 7 8 9 10 11 12 13 25 175 28 321 25 175 31 5 40 0 49 5 57 283 65 0 78 75 100 0 92 9...

Страница 7: ...before entering the On Screen Display OSD This will automatically adjust your display image to the ideal settings for the current screen resolution size display mode The best display mode is 1280x1024 60Hz 6 SOURCE Button Use this button to make Dsub or DVI connector active This feature is used when two computers are connected to the monitor The default setting is Dsub DVI Connect D Sub Signal Con...

Страница 8: ...compliant peripherals to the downstream ports of the monitor NOTE To activate the USB hub function the monitor must be connected to a USB compliant PC OS or another hub with the USB cable enclosed When connecting the USB cable check that the shape of the connector at the cable side matches the shape at the connecting side Even if the monitor is in a power saving mode USB compliant devices will fun...

Страница 9: ...J702 J706 J705 CN002 CN103 CN102 CN104 CN105 8 WIRING DIAGRAM Connector Ass y P N 6631T20023A Connector Ass y P N 6631T11012W Connector Ass y P N 6631T20022E ...

Страница 10: ... o o o l l l l t t t t a a a a g g g g e e e e D D D D i i i i f f f f f f f f e e e e r r r r e e e e n n n n t t t t i i i i a a a a l l l l S S S S i i i i g g g g n n n n a a a a l l l l i i i i n n n n g g g g LIPS 5V 12V LP L 5V other AC I nput 3 3V Reg Diode KDS184 5V 3 3V 12V DVI D R G B H V Sync Digital Signal U S D S USB HUB D S 3 3V 2 5V 3 3V 2 5V BLOCK DIAGRAM ...

Страница 11: ...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 two 2 5V drop diodes to convert power which is provided 12V 5V in Power board 5V is provided for LCD panel and Micom In case of LPL panel 12V is provided for LCD panel Also 5V is converted 3 3V by regulator and 3 3V is converted 2 5V by drop diode Converted power is pr...

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: ...11 Figure 1 Cable Connection SERVICE OSD 1 Turn off the power switch at the front side of the display 2 Wait for about 3 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 MODULE To select applied module b NVRAM INIT EEPROM initialize 24C08 c ADC OFFSET The lowest value of input leves sets to digitally...

Страница 15: ...UT A SHORT POINT AS OPENING EACH POWER LINE CHECK J705 VOLTAGE PIN5 PIN6 5V NO CHECK 5VS LINE OPEN CHECK CHECK U501 PIN 8 Voltage 5V NO NO NO CHECK U201 PIN 122 PULSE CHECK U201 CHECK 3 3V LINE CHECK X TAL IS U201 PIN114 3 3V VOLTAGE YES YES NO PROBLEM YES CHECK KEY CONTROL CONNECTOR ROUTINE YES ...

Страница 16: ...NOT DISPLAYED CHECK LIPS J705 PIN5 PIN6 5V NO 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT J705 PIN10 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 ...

Страница 17: ...ROUBLE IN U201 U201 POWER PIN 8 114 3 3V NO CHECK U801 U201 PIN122 123 OSCILLATE AS 12MHZ CHECK CONNECTION LINE FROM D SUB TO U501 TROUBLE IN CABLE OR LCD MODULE YES YES YES NO RASTER OSD IS NOT DISPLAYED U501 PIN43 IS 64KHz H SYNC PIN44 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 NO NO ...

Страница 18: ... 17 4 TROUBLE IN DPM TROUBLE IN DPM TROUBLE IN U501 CHECK PC PC IS NOT GOING INTO DPM OFF MODE NO CHECK H V SYNC LINE NO YES YES CHECK R756 R760 SYNC CHECK U501 PIN 43 44 SYNC PULSE ...

Страница 19: ... 18 1 5 6 7 10 11 12 13 14 8 9 2 3 4 EXPLODED VIEW ...

Страница 20: ...RAME L1910B PM LPL CMO FUSITSU 226G 6871TPT271E PWB PCB ASSEMBLY POWER 19 M CHASSIS POWER TOTAL LIEN CHANG INTEGRATED LIPS USED 7812 6871TPT271V PWB PCB ASSEMBLY POWER M CHASSIS 19LPL DOCKING 2PIN 78R12 450V POWER TOTAL LIEN CHANGTCO99 USA CANADA 3313TL9025A MAIN TOTAL ASSEMBLY L1910BM LPL E BRAND CL 62 3313TL9025B MAIN TOTAL ASSEMBLY L1910BM LPL K BRAND CL 62 JAPAN 6871TKT294A PWB PCB ASSEMBLY IN...

Страница 21: ...Y5 DATE 2004 3 24 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C723 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C724 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C725 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C726 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C727 0CK105CD56A 1UF 1608 10V 10 R TP X7R C728 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C732 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C733 0CK104CK56A 0...

Страница 22: ...OHM 1 10 W 5 1608 R TP R528 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R529 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R530 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R531 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R532 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R534 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R535 0RJ3301D677 3 3K OHM 1 10 W 5 1608 R TP R537 0RJ3301D677 3 3K OHM 1 10 W 5 1608 R TP R541 0RJ1000D677 100 OHM ...

Страница 23: ... TP C831 0CH6470K416 47PF 50V 5 NP0 2012 R TP C832 0CH6470K416 47PF 50V 5 NP0 2012 R TP C850 0CN1040K949 0 1M 50V Z F TA52 C851 0CN1040K949 0 1M 50V Z F TA52 IC801 0IPH112200C ISP1122ABD 32P LQFP R TP USB DATE 2004 3 24 S AL LOC NO PART NO DESCRIPTION SPECIFICATION IC802 0ITI204200B TPS2042ADR TEXAS INSTRUMENT 8 L801 125 155J BFS2550A0FG SAMWHA 2 5 5 0MM L802 125 155J BFS2550A0FG SAMWHA 2 5 5 0MM ...

Страница 24: ...SCHEMATIC DIAGRAM 23 1 SCALER ...

Страница 25: ... 24 2 MICOM ...

Страница 26: ... 25 3 POWER ...

Страница 27: ... 26 4 CONNECTOR JACKS ...

Страница 28: ...Mar 2004 P NO 3828TSL095L Printed in Korea ...

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