Related Manuals for LG FLATRON L2010P LB200A-WP
Summary of Contents for LG FLATRON L2010P LB200A-WP
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Page 1: Color Monitor
COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-35 FACTORY MODEL: LB200A MODEL: L2010P(LB200A-WP) CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. -
Page 2: Table Of Contents
CONTENTS SPECIFICATIONS ........... 2 ADJUSTMENT ............13 PRECAUTIONS ............4 TROUBLESHOOTING GUIDE ......14 TIMING CHART ............5 PRINTED CIRCUIT BOARD........17 OPERATING INSTRUCTIONS ........ 6 EXPLODED VIEW...........21 WIRING DIAGRAM ..........9 REPLACEMENT PARTS LIST .......23 BLOCK DIAGRAM ..........10 PIN CONFIGURATION..........29 DESCRIPTION OF BLOCK DIAGRAM....11 SCHEMATIC DIAGRAM ......... -
Page 3: Signal Connector Pin Assignment
Signal Connector Pin Assignment • DVI-I Connector (Digital/Analog) Signal (DVI-I) Signal (DVI-I) T. M. D. S. Data2- Hot Plug Detect T. M. D. S. Data2+ T. M. D. S. Data0- T. M. D. S. Data2/4 Shield T. M. D. S. Data0+ T. -
Page 4: Precautions
PRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENT. WARNING BE CAREFUL ELECTRIC SHOCK ! • There are some special components used in LCD monitor that are important for safety. These parts are • If you want to replace with the new backlight (CCFL) or marked on the schematic diagram and the inverter circuit, must disconnect the AC adapter... -
Page 5: Timing Chart
TIMING CHART VIDEO SYNC << Dot Clock (MHz), Horizontal Frequency (kHz), Vertical Frequency (Hz), Horizontal etc... (µs), Vertical etc... (ms) >> Total Period Back Porch Video Active Time Front Porch Sync Duration Sync Mode Resolution Frequency Clock Polarity Sort 640x350 31.47 25.175 70Hz... -
Page 6: Operating Instructions
OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW D-Sub Signal Connect Power Switch Down Connect stream Port Stand lock Down stream Port Front Control Panel Usb Up stream Power Port Connect Front Control Panel 1. Power ON/OFF Button Buttons Use this button to turn the monitor on or off. Use these button to choose or adjust items in the On Screen Display. - Page 7 Direct Access Function 5. SELECT Button 8. SOURCE Selections:SOURCE SELECT Use this buttons to enter a selection in the On Screen Use this button to make DVI INPUT SELECT Display. digital, DVI analog or D-sub DVI DIGITAL DVI ANALOG analog connector active. 6.
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Page 8: Usb Connection
Making use of USB (Universal Serial Bus)* USB (Universal Serial Bus) is an innovation in connecting your different desktop peripherals conveniently to your computer. By using the USB, you will be able to connect your mouse, keyboard, and other to your monitor instead of having to connect them to your computer. -
Page 9: Wiring Diagram
WIRING DIAGRAM Connector the Main PCB Ass’y and LCD Module Connector Ass’y P/N: 6631T11016A CN1A CN1B Connector Ass’y P/N: 6631T11016A Connector Ass’y P/N: 6631T25005F Connector Ass’y P/N: 6631T20013P Connector Ass’y P/N: 6631T20015Y Connector Ass’y P/N: 6631T20015X P904 P903 P902 Connector Ass’y P/N: 6631T25008Q... -
Page 10: Block Diagram
DDC-SDAA2 Video Signal DDC-SDAA Buffer E PROM DDC-SCLA2 E PROM 3.3V (24LC21) (74FCT541CT) CS0N Multiplexer (24LC16B) B B B B L L L L O O O O N N N N 3.3V 2.5VSTB 3.3V DDC-SCLA (MC14066B) 3.3V TMDSRX_PDNN LVDS R,G,B 5VST Transmitter... -
Page 11: Description Of Block Diagram
DESCRIPTION OF BLOCK DIAGRAM 1. Input Selection Circuit This block is composed of 74LVC257(U1) and peripheral devices. There are two input, Analog and Digital H/V Sync. LVC257 IC chooses one input and outputs selected input through sync selection pin (Pin 1). 2. - Page 12 50 ~ 60Hz 100KHz HVDC INPUT RECTIFIER ENERGY OUTPUT RECTIFIER COMPONENTS AND FILTER TRANSFER AND FILTER LINE 100 ~ 240V PWM CONTROL PHOTO-COUPLER SIGNAL CIRCUIT ISOLATION COLLENTION SECONDA RY PRIMARY Operation description_Power 1. EMI components. This part contains of EMI components to comply with global marketing EMI standards like FCC, VCCI CISPR, the circuit included a line-filter, across line capacitor and of course the primary protection fuse.
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Page 13: Adjustment
ADJUSTMENT All adjustment are thoroughly checked and corrected 2. Adjustment for White Balance when the monitor leaves the factory, but sometimes 1) Set External Bright to MAX position and Contrast to several minor adjustment may be required. MAX position. Adjustment should be following procedure and after 2) Display Color 0,0 pattern at Mode 18. -
Page 14: Troubleshooting Guide
TROUBLESHOOTING GUIDE 1. OUT OF ORDER ON POWER POWER LAMB OFF STATE POWER CHECK KEY CONTROL CHECK CONN(J6) CHECK KEY_CONTROL CHECK PW166B(U8) M29W800AT(U9) INVERTER MODULE INPUT POWER INPUT POWER INPUT POWER INPUT POWER CHECK CHECK CHECK CHECK U20(3.3V) U20(3.3V) U34(12V) U34(12V) CONN(J1) CHECK CONN (J4) CHECK... - Page 15 2. NO RASTER STATE ON ANALOG SIGNAL NO RASTER ON ANALOG SIGNAL POWER CHECK OF 74LVC257(U1) : CHECK IN FRONT OF U20(3.3V) PW166B CHECK OF AD9888(U4) : IN FRONT OF PW166B POWER CHECK OF TMDS TRANSMITTER_SIL161(U201) : IN FRONT OF SIL161 CHECK I/O SYNC OF 74LVC257 (U1) NO INPUT SIGNAL...
- Page 16 3. NO RASTER STATE - DIGITAL SIGNAL INPUT NO RASTER ON DIGITAL INPUT 74LVC257(U1) POWER CHECK : CHECK NODE IN FRONT OF U20(3.3V) PW166B POWER : POWER CHECK TMDS TRANSMITTER_SIL161B(U201) POWER CHECK : IN FRONT OF SIL161B(U201) 74LVC257(U1) IN/OUT SYNC CHECK NO INPUT SIGNAL DVI-D(J10) PERIPHERAL TMDS RECEIVER...
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Page 17: Printed Circuit Board
1. MAIN BOARD (Component Side) SOLDERING DIRECTION C102 R404 R403 R414 C414 C405 C404 C215 R174 C415 R145 R146 C106 R176 C104 U401 C202 C223 R178 U411 L401 R175 C205 C204 C385 C413 C381 RA18 R200 RA19 RA24 RA21 RA22 RA20 RA23 RA14... - Page 18 2. MAIN BOARD (Solder Side) C148...
- Page 19 3. POWER BOARD (Component Side) 4. POWER BOARD (Solder Side)
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Page 21: Exploded View
EXPLODED VIEW... -
Page 22: Exploded View Parts List
EXPLODED VIEW PARTS LIST * Note: Safety mark Description Ref. No. Part No. CABINET ASSEMBLY, LB200A BRAND 3090TKL051 USB/PIVOT 3091TKL049F LCD(LIQUID CRYSTAL DISPLAY), LQ201U1LW01 SHARP TFT COLOR UXGA 20.1 6304FSA003A BACK COVER ASSEMBLY, LB200A 3808TKL037 87074 3809TKL031B TILT SWIVEL ASSEMBLY, LB200A . DARK GRAY 87074 3043TKK105A PWB(PCB) ASSEMBLY, SUB, LB200A CONTROL TOTAL BRAND CL-35 6871TST309A... -
Page 23: Replacement Parts List
REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE SAFETY Mark AL ALTERNATIVE PARTS DATE: 2002. 08. 13. DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. - Page 24 DATE: 2002. 08. 13. DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C175 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7R 0DS226009AA KDS226 TP KEC SOT-23 80V 300M C202 0CH8107H611 100UF 25V M 85STD(CYL) R/TP...
- Page 25 DATE: 2002. 08. 13. DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION 6210TCE001G HH-1M3216-501 CERATEC 3216MM R 0RJ3301D677 3.3K OHM 1/10 W 5% 1608 R/TP 6210TCE001G HH-1M3216-501 CERATEC 3216MM R 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TP...
- Page 26 DATE: 2002. 08. 13. DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R113 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP R218 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TP R114 0RJ1000D677 100 OHM 1/10 W 5% 1608 R/TP...
- Page 27 DATE: 2002. 08. 13. DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION CONTROL BOARD C912 181-288B MKT 100V 104JTR PHS26104 C913 0CE108EF618 1000UF KMG 16V M FL TP 5 0CH3105H946 1UF 25V 80%,-20% F(Y5V) 2012 R C914...
- Page 28 DATE: 2002. 08. 13. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION 0CK104CK56A 0.1UF 1608 50V 10% R/TP X7R 0CH8107F611 100UF 16V M 85STD(CYL) R/TP 0CC470CK41A 47PF 1608 50V 5% R/TP NP0 0CC470CK41A 47PF 1608 50V 5% R/TP NP0 0CH8107F611 100UF 16V M 85STD(CYL) R/TP 0CK103CK51A...
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Page 29: Pin Configuration
PIN CONFIGURATION AD988KS-205 ANALOG DEVICE PIN 1 REF BYPASS IDENTIFIER RMIDSCV SOGIN0 SOGIN1 AD9888 TOP VIEW (Not to Scale) BMIDSCV CKINV CLAMP PIN CONFIGURATION... - Page 30 BLOCK DIAGRAM ACTIVITY SYNC SLICER DETECT SYNC SEPARATOR COMP MUX5 NEGATIVE PEAK INTEGRATOR SYNC CLAMP SOGIN0 VSYNC SOGIN1 MUX1 HSYNC0 SOGOUT HSYNC1 MUX5 ACTIVITY DETECT POLARITY DETECT HSYNCOUT PIXEL CLOCK CLOCK MUX2 GENERATOR COAST MUX3 POLARITY DETECT VSYNC0 VSYNCOUT VSYNC1 MUX5 ACTIVITY POLARITY...
- Page 31 S524A40X10/40X20/40X40 SCL SDA S524A40X10/ 40X20/40X40 NOTE: The S524A40X10/40X20/40X40 is available in 8-pin DIP, SOP, and TSSOP package. Figure 2-2. Pin Assignment Diagram Table 2-1. S524A40X10/40X20/40X40 Pin Descriptions Circuit Name Type Description Type A0, A1, A2 Input Input pins for device address selection. To configure a device address, these pins should be connected to the V or V of the device.
- Page 32 Start/Stop HV Generation Logic Timing Control Control Logic EEPROM Cell Array Slave Address Word Address 128 x 8 bits Comparator Pointer decoder 256 x 8 bits 512 x 8 bits Column Decoder Data Register and ACK Figure 2-1. S524A40X10/40X20/40X40 Block Diagram...
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Page 33: Pin Configuration
SIL161BCT100 C O N T R O L S G PO E V E N 8-bits RE D Q O 2 Q E13 Q O 3 Q E12 Q O 4 Q E11 Q O 5 Q E10 Q O 6 Q E9 Q O 7 Q E8... - Page 34 THC63LVDM83R THC63LVDM 83R THC63LVDM63R TA 4 TA 4 TA 3 TA 2 TA 2 TA 5 TA 5 TA 6 TA 6 TA 1 TA 1 TA 0 TA 0 LV DS GND LVDS GND TA - TA - TA + TA + LV DS VCC LV DS VCC...