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aiko FP-L4020 Service Manual

Lc-40ilf4 40inch tft-lcd tv/monitor
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SERVICE MANUAL

(LC-40ILF4)
FP-L4020
40inch TFT-LCD TV/MONITOR
2006. 10.27

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Summary of Contents for aiko FP-L4020

  • Page 1: Service Manual

    SERVICE MANUAL (LC-40ILF4) FP-L4020 40inch TFT-LCD TV/MONITOR 2006. 10.27...

  • Page 2: Table Of Contents

    CONTENTS 1 . S A F E T Y P R E C A U T I O N ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ ‥ 2 2 .

  • Page 3: Important Safety Notice

    1. Safety Instructions Important Safety Notice Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards.

  • Page 4: 2. Block Diagram

    2. BLOCK DIAGRAM ■ BLOCK DIAGRAM SVP-PX56 BLOCK DIAGRAM 8051 A0~7 FLASH ROM +3.3V_STB INVERTER1 INVERTER2 LVDS OUTPUT TA~E,TCLK-/+ 8051 AD0~7 8051 AD 8051 A 7027 INVERTER_ON 10 RESET 91 P103/AN3 U-COM +24V KEY1, HDMI_HOTPLUG LOCAL KEY 25 TA1in RESET_H 35 CLK0 10+2 88 P106/AN6/K12...
  • Page 5 ■ IC FUNCTIONAL BLOCK DIAGRAM (SVP-PX52)
  • Page 6 ■ IC PIN ASSIGNMENT (SVP-PX52)
  • Page 7 ■ IC BLOCK DIAGRAM (M30300SAGP#U5C)
  • Page 8 ■ IC PIN OUT (M30300SAGP#U5C)
  • Page 9 ■ IC BLOCK DIAGRAM (STV82*8 (TQFP80) ST) ■ IC PIN OUT (STV82*8 (TQFP80) ST)

  • Page 10: G E N E R A L S P E C I F I C A T I O

    ■ IC BLOCK DIAGRAM (MP7720) ■ IC PIN OUT (MP7720) 3. General Specification Item Specification Remark Unit Video Input 1) NTSC M 3.579545 / 60 Hz 2) NTSC 4.43 4.433618 / 60 Hz 3) PAL 4.433618 / 50 Hz 4) SECAM 4.286 / 50 Hz Component Input...

  • Page 11: X1080

    Item Specification Remark Unit HDMI(DVI) DTV Input 480i/59.94/60Hz Table 4. 576i/50Hz (DVI DTV) 480p/59.94/60Hz 576p/50Hz 720p/50/59.94/60Hz 1080i/50/59.94/60Hz HDMI(DVI) PC Input VGA (640x480) Table 3. SVGA (800x600) (DVI PC) XGA (1024x768) SXGA (1280x1024) Input Voltage AC 100 ~ 240 V, 50hz / 60hz External Interface RGB PC/RGB DTV D-Sub 15 Pin...

  • Page 12: T R O U B L E S H O O T I N

    < Table 2. > RGB -DTV Signal Resolution ■ Resolution H-freq(KHz) V-freq.(Hz) Pixel clock(MHz) Proposed 720x480 31.47 59.94 27.000 SDTV 480p 59Hz 720x480 31.50 60.00 27.027 SDTV 480p 60Hz 720x576 31.25 50.00 27.000 SDTV 576p 50Hz 1280x720 44.96 59.94 74.176 HDTV 720p 59Hz 1280x720 45.00...

  • Page 13: X1080

    < Table 4. > HDMI(DVI)- DTV Resolution ■ Pixel Resolution H-freq(KHz) V-freq.(Hz) Proposed clock(MHz) 720x480 31.47 59.94 27.000 SDTV 480p 59Hz 720x480 31.50 60.00 27.027 SDTV 480p 60Hz 720x576 31.25 50.00 27.000 SDTV 576p 50Hz 1280x720 44.96 59.94 74.176 HDTV 720p 59Hz 1280x720 45.00 60.00...

  • Page 14: Trouble Shooting

    4. TROUBLE SHOOTING No RASTER No RASTER Check Faster P801 & Power B/D P801 P703 Connector Main B/D P703 Connector? Check Faster P802 Power B/D P802 PANEL INVERTOR Connector Connector? Check Faster P300 Main B/D P300 Connector PANEL Connector? Check Faster P705 Main B/D P705 Connector...

  • Page 15: X400

    No Picture Check Replace PICTURE IC706 IC706 PIN2 High? Replace Check X400 X400 Check Replace IC705 IC705 PIN2 High? Check Replace IC703 IC703 PIN2 High? Check Replace IC704 IC704 PIN2 High? Replace Check X400 X300 Contact A/S Team...
  • Page 16 No Sound No SOUND Check Replace IC504, 505 IC504, 505 PIN3 High? Check Replace IC502, 503 IC502, 503 PIN2 High? Replace Check X500 X500 Check Replace IC600 IC600 PIN2 High? Check Replace IC601 IC601 PIN2 High? Contact A/S Team...

  • Page 17: C O N T R O L S O F F R O N T Pa N E

    5. CONTROLS OF FRONT PANEL...

  • Page 18: C O N N E C T I O N S O F B A C K Pa N E

    6. CONNECTIONS OF BACK PANEL...

  • Page 19: P C B L A Y O U

    7. PCB LAYOUT ■MAIN TOP SILK...
  • Page 20 ■MAIN BOTTOM SILK...
  • Page 21 ■ KEY PCB(LC-32IEF4) (32INCH=40INCH) -TOP ■IR PCB(LC-32IEF4) (32INCH=40INCH) -TOP...

  • Page 22: S C H E M A T I C D I A G R A

    8. SCHEMATIC DIAGRAM...
  • Page 32 10. EXPLODED VIEW - LC-40ILF4...

  • Page 33: X350

    11. REPLACEMENT PARTS LIST 40 inch(LC-40ILF4) 품 명 규 격 회 로 번 호 MAIN PCB ASS'Y LC-40ILF4 MAIN PCB ASS'Y REV1.4 (LATIN) ASS01; MICOM LABEL LC-40IEF4 12*10 MICOM LABEL IC400; MANUAL INSERT LC-40ILF4 MAIN (MANUAL INSERT) REV1.4 (LATIN) ASS02; POWER INDUCTOR 33uH, CPS-01-330(CH-8010S), GET 170 L600,L601;...
  • Page 34 AL EL CAPACITORS 10uF STD 50V M FL TP5 (5X11 85℃) C212,C532,C536,C558,C559,C560,C561,C562,C563,C611, C612; AL EL CAPACITORS 22uF STD 16V M FL TP5 (5X9 85℃) C571,C572; AL EL CAPACITORS 220uF STD 16V M FL TP5 (8X11.5 85℃) C751,C752,C753; AL EL CAPACITORS 220uF STD 50V M FL TP5 (10X16 85℃) C754;...
  • Page 35 R308,R322,R324,R616,R617; CHIP RESISTOR 100K OHM 1/10W 1608 5% D (104) R328,R541,R543,R544,R547,R548,R551,R610,R611,R614, R615; CHIP RESISTOR 1M OHM 1/10W 1608 5% D (105) R314; CHIP RESISTOR 150 OHM 1/10W 1608 5% D (151) R600,R602; CHIP RESISTOR 1.5K OHM 1/10W 1608 5% D (152) R189,R456;...
  • Page 36 CHIP CAPACITORS 10pF 50V 10% 1608 R/TP (100) C613,C614; CHIP CAPACITORS 100pF 50V 10% 1608 R/TP (101) C216,C217,C414,C415,C512; CHIP CAPACITORS 1000pF 50V 10% 1608 R/TP (102) C404,C741; CHIP CAPACITORS 15pF 50V 10% 1608 R/TP (150) C408,C410; CHIP CAPACITORS 330pF 50V 10% 1608 R/TP (331) C131,C220,C221,C222;...

  • Page 37: X480

    switching (KDS184 대치) BAV99LT1G, ON SEMI,SOT-23 (Pb-Free) high DIODE, SWITCHING D200,D201,D400,D401; speed switching (KDS226 대치) DIODE, ZENER UDZS 6.2B, ROHM, SOD-323, 6.2v zener ZD600,ZD601; DIODE, SHOTTKEY D1FS4A SBD SHINDENGEN D600,D601; RECTIFERS TR, FET SI4925DY, TEMIC, SO-8, 30V 6.1A IC301; 2N7002, SOT-23, N-Channel Enhancement mode TR, FET IC200,IC201,Q302;...
  • Page 38 IC REG AZ7808D-E1 8V 1A TO-252 BCD IC504; IC REG LD1117S18TR SOT-223 1.8V 800mA, ST IC502,IC703; IC REG LD1117S33TR SOT-223 3.3V 800mA, ST IC503,IC706,IC707,IC708; IC REG LD1117S25TR SOT-223 2.5V 800mA, ST IC704; WAFER 12505WR-10 (SMD) , YEONHO P705; WAFER FW12523-30(S) 후성 P300;...
  • Page 39 switching (KTC3875 대치) ■ PCB Rev. LIST PCB Rev. NO Remarks ■ Soft ware Rev. list PCB Rev. NO Remarks...

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