Gateway FPD1830 Service Manual
Gateway FPD1830 Service Manual

Gateway FPD1830 Service Manual

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COLOR MONITOR

SERVICE MANUAL

CHASSIS NO. : CL-29
FACTORY MODEL: LG808H
MODEL: FPD1830
KRSVM000063307
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
OSD
AUTO/SET

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Summary of Contents for Gateway FPD1830

  • Page 1: Color Monitor

    COLOR MONITOR SERVICE MANUAL CHASSIS NO. : CL-29 FACTORY MODEL: LG808H MODEL: FPD1830 KRSVM000063307 BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. AUTO/SET...
  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ........... 2 ADJUSTMENT ............10 PRECAUTIONS ............3 TROUBLESHOOTING GUIDE ......11 TIMING CHART ............4 PRINTED CIRCUIT BOARD........15 OPERATING INSTRUCTIONS ........ 5 EXPLODED VIEW...........19 WIRING DIAGRAM ..........6 REPLACEMENT PARTS LIST .......21 BLOCK DIAGRAM ........... 7 PIN CONFIGURATION..........26 DESCRIPTION OF BLOCK DIAGRAM.....8 SCHEMATIC DIAGRAM .........
  • Page 3: 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 4: Timing Chart

    TIMING CHART VIDEO SYNC << Dot Clock (MHz), Horizontal Frequency (kHz), Vertical Frequency (Hz), Horizontal etc... (µs), Vertical etc... (ms) >> Back Porch Total Period Video Active Time Front Porch Sync Duration Sync Mode Resolution Frequency Clock Polarity Sort 31.469 640x350 25.175 70Hz...
  • Page 5: Operating Instructions

    OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW AUTO SOURCE/SET Power Indicator Power Button Power Connecter SOURCE/SET Button OSD Button D-Sub Signal DVI-D Signal Connector Connector Buttons Front Control Panel AUTO SOURCE/SET 1. Power ON/OFF Button 4. SOURCE/SET Button Use this button to turn the monitor on or off. Use this button to make Dsub or DVI connector active.
  • Page 6: Wiring Diagram

    6631T11016D Connector Ass’y P/N: Connector Ass’y P/N: Connector Ass’y P/N: 6631T20015B 6631T25008Q P705 J801 J702 P902 J710 Connector Ass’y P/N: 6631T20015K...
  • Page 7: Block Diagram

    LCD Module R,G,B differential Micom Memory 3.3 VM LVDS 68HC08-BD48 (KM416S102BT) Inverter (LVD S823) M-CLK Data 48 Bit Address Out - CLK H/V Sync DE ,H/V Sync out R,G,B /Odd 2.5V 3.3V 3.3V Gm5020 AVD D3.3V Reg. Reg. Reg. including AVD D2.5V (ADC / TMDS Rx ) H/V-S ync...
  • Page 8: Description Of Block Diagram

    DESCRIPTION OF BLOCK DIAGRAM 1. Video Controller Part. This part amplifies the level of video signal for the digital conversion and converts from the analog video signal to the digital video signal using a pixel clock. The pixel clock for each mode is generated by the PLL. The range of the pixel clock is from 25MHz to 135MHz.
  • Page 9: Power Board

    POWER BOARD 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 COLLECTION 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.
  • Page 10: Adjustment

    ADJUSTMENT All adjustment are thoroughly checked and corrected 2. Adjustment for White Balance when the monitor leaves the factory, but sometimes 1) Display Black pattern at SXGA/60Hz. several minor adjustment may be required. 2) Set External Bright to MAX position and Contrast to Adjustment should be following procedure and after MAX Position.
  • Page 11: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK J801 TROUBLE IN INPUT VOLTAGE BULT-IN POWER (12V) ? CHECK J801 TROUBLE IN 5VST VOLTAGE BULT-IN POWER (5V) ? CHECK U501’s PIN 6. TROUBLE IN IS THIS PIN U501 or X501 OSCILLATED? TROUBLE SOMEWHERE ELSE...
  • Page 12 2. NO RASTER NO RASTER CHECK TROUBLE IN J702 PIN 1, 2, 3 BULT-IN POWER (12V) ? or L703, L704 CHECK TROUBLE IN J702 PIN 8 (5V) ? INVON PATTERN CHECK TROUBLE IN X501 X501 H. PULSE ? CHECK TROUBLE IN U201(GM5020) ? U201 CHECK...
  • Page 13 CHECK TROUBLE IN L204 U201 PULSE ? CHECK CHECK DOT CLOCK U401 PIN 10 PATTERN PULSE ? CHECK CHECK U401 PIN 8 V.PULSE? DVS PATTERN CHECK CHECK U401 PIN 7 DHS PATTERN V.PULSE? TROUBLE IN LCD MODULE - 13 -...
  • Page 14 3. NO CLOCK (CLOCK GENERATOR) NO DOT CLOCK CHECK TROUBLE IN X201 24MHz ? X201 CHECK TROUBLE IN R241 U201 CLOCK ? - 14 -...
  • Page 16 C861 R540 R523 R528 R529 C740 R830 R828 R522 C511 C530 R541 R829 R820 R819 C510 R811 R519 C710 R530 R812 R818 R518 R817 R813 R516 R816 R814 C513 R827 C520 R534 R815 C833 R538 R831 R535 R531 R826 R536 C832 R505 R539...
  • Page 17 3. POWER BOARD (Component Side) 4. POWER BOARD (Solder Side)
  • Page 18 5. CONTROL BOARD (Component Side) 6. CONTROL BOARD (Solder Side)
  • Page 20 EXPLODED VIEW PARTS LIST * Note: Safety mark Description Ref. No. Part No. CABINET ASSEMBLY, LG808H G/WAY 3090TKL052 18.1" 3091TKL052A LCD(LIQUID CRYSTAL DISPLAY), LM181E06-A4M1 LG PHILPS TFT COLOR SXGA 18.1" 6304FLP034A BACK COVER ASSEMBLY, LG808H 3808TKL038 18.1" 3809TKL033A TILT SWIVEL ASSEMBLY 18INCH . ABS320T(8C793) 3043TKK078G INVERTER ASSEMBLY, AMBIT K11I010.00 6 LAMPS FOR LG808H 6633TZA015A...
  • Page 21: 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. 08. DATE: 2002. 08. 08. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC.
  • Page 22 DATE: 2002. 08. 08. DATE: 2002. 08. 08. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C517 0CC101CK41A 100PF 1608 50V 5% R/TP NP0 D704 0DS226009AA KDS226 TP KEC SOT-23 80V 300M C519 0CC101CK41A 100PF 1608 50V 5% R/TP NP0...
  • Page 23 DATE: 2002. 08. 08. DATE: 2002. 08. 08. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION L805 6210TCE001G HH-1M3216-501 CERATEC 3216MM R R505 0RJ1002D677 10K OHM 1/10 W 5% 1608 R/TP L810 6210TCE001G HH-1M3216-501 CERATEC 3216MM R...
  • Page 24 DATE: 2002. 08. 08. DATE: 2002. 08. 08. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION POWER BOARD R733 0RH0000D622 0 1/10W P-TYPE TAPPING R734 0RH0000D622 0 1/10W P-TYPE TAPPING BD901 0DD360000DA D3SBA60 BK SHINDENGEN 600V 2...
  • Page 25 DATE: 2002. 08. 08. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION TH902 6322TA080AA TP8D13 DAEWOO +/- 15% 110/220 ZD901 0DZ470009BC GDZ4.7B TP GRANDE DO34 0.5W 4. CONTROL BOARD 0CN1040K949 0.1M 50V Z F TA52 0CN1040K949 0.1M 50V Z F TA52 0CN1040K949 0.1M 50V Z F TA52 6602T20009E...
  • Page 26: Pin Configuration

    PIN CONFIGURATION GM5020 GENESIS 292P FUNCTIONAL BLOCK DIAGRAM Serial I/F SDRAM/I/F Host Micro- Frame Store Interface processor Interface Anolog Triple YUV to RGB Output Image Converter Panel I/F Digital Zoom/ Data Frame Rate TMDS Caputure/ Gamma [48-bits] TMDS Brightness, Shrink/ Path/ Conversion Measure.
  • Page 27 CAT24WC08J-TE13 8P BLOCK DIAGRAM DIP Package(p) SOIX Package(J) EXTERNAL LOAD V CC V CC SENSE AMPS D OUT SHIFT REGISTERS V SS V SS V CC COLUMN V SS WORD ADDRESS DECODERS BUFFERS TSSOP Package(U) START/STOP LOGIC V CC E PROM XDEC V SS CONTROL...

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