LG Flatron L1718S Service Manual
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LG Flatron L1718S Service Manual

Lg flatron l1718s color monitor service manual
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See also: User Manual
COLOR MONITOR
SERVICE MANUAL
CHASSIS NO. :
MODEL:
(L1718S-SNQ/L1718S-BNQ.Axx*EP)
xx* means sales region and module type
(AxxKEP : INL 8ms, AxxBEP : CPT 8ms, AxxJEP : INI
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Website:http://biz.LGservice.com
E-mail:http://www.LGEservice.com/techsup.html
L1718S
*To apply the MSTAR Chip.

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Summary of Contents for LG Flatron L1718S

  • Page 1 Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : MODEL: L1718S (L1718S-SNQ/L1718S-BNQ.Axx*EP) xx* means sales region and module type (AxxKEP : INL 8ms, AxxBEP : CPT 8ms, AxxJEP : INI CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. *To apply the MSTAR Chip.

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ........... 2 SERVICE OSD ............14 PRECAUTIONS ............3 TROUBLESHOOTING GUIDE ......15 TIMING CHART ............7 WIRING DIAGRAM ..........22 DISASSEMBLY ............8 EXPLODED VIEW ........... 24 BLOCK DIAGRAM...........10 REPLACEMENT PARTS LIST ....... 25 DISCRIPTION OF BLOCK DIAGRAM ....11 ADJUSTMENT ............

  • Page 3: Precautions

    PRECAUTION WARNING WARNING FOR THE SAFETY-RELATED COMPONENT. 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) marked on the schematic diagram and or inverter circuit, must disconnect the AC...

  • Page 4: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this 9. Use with this receiver only the test fixtures specified in service manual and its supplements and addenda, read this service manual. and follow the SAFETY PRECAUTIONS on page 3 of this CAUTION: Do not connect the test fixture ground strap publication.
  • Page 5 General Soldering Guidelines Replacement 1. Carefully insert the replacement IC in the circuit board. 1. Use a grounded-tip, low-wattage soldering iron and 2. Carefully bend each IC lead against the circuit foil pad appropriate tip size and shape that will maintain tip and solder it.
  • Page 6 Circuit Board Foil Repair At Other Connections Excessive heat applied to the copper foil of any printed Use the following technique to repair the defective copper circuit board will weaken the adhesive that bonds the foil to pattern at connections other than IC Pins. This technique the circuit board causing the foil to separate from or involves the installation of a jumper wire on the component side of the circuit board.

  • Page 7: Timing Chart

    TIMING CHART VIDEO SYNC Front Back distingis Polo Resolutio Frequency Total period Display Sync. CLOCK Porch Porch [kHz]/ [Hz] hment rity [MHz] 25.175 31.469 H(Pixels) 640 x 350 V(Lines) 70.08 H(Pixels) 28.321 31.468 720 X 400 V(Lines) 70.09 H(Pixels) 25.175 31.469 640 x 480 V(Lines)

  • Page 8: Disassembly

    DISASSEMBLY...

  • Page 10: Block Diagram

    BLOCK DIAGRAM...

  • Page 11: 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 12: Lips Board Block Diagram

    LIPS Board Block Diagram 50~60Hz HVDC HVDC 66KHz 66KHz INPUT REXTIFIER INPUT REXTIFIER ENERGY ENERGY OUTPUT RECTIFIER OUTPUT RECTIFIER COMPONENTS COMPONENTS AND FILTER AND FILTER TRANSFER TRANSFER AND FILTER AND FILTER LINE LINE 100~240V 100~240V PHOTO-COUPLER PHOTO-COUPLER SIGNAL SIGNAL COMTROL COMTROL ISOLATION ISOLATION...

  • Page 13: Adjustment

    ADJUSTMENT Windows EDID V1.0 User Manual 2. EDID Read & Write 1) Run WinEDID.exe Operating System: MS Windows 98, 2000, XP Port Setup: Windows 98 => Don’t need setup Windows 2000, XP => Need to Port Setup. This program is available to LCD Monitor only. 1.

  • Page 14: Service Osd

    SERVICE OSD 1) Turn off the power switch at the front side of the 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.

  • Page 15: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 1. No Power & Power LED Off No power Check IC802, Check circuit Check primary C805, T801 if short rectifier voltage Check F801, P801, D801 Check pin3 of Check R801, R805, IC802 voltage R822, R823, R817 about 1V Check R803, R807, Check pin2 of IC802 R824, R825...
  • Page 16 - 15 - 2. Backlight can’t be turned on No raster? LED Green? Backlight can’t be turned on. Is there 5Vdc voltage on Check power supply pin2 of IC501? Is there high-level voltage on pin10 of IC501? Is Ok R526? Check I/F board R526 open Connecting the...
  • Page 17 3. DC output voltage is unstable Output Voltage Unstable Check Check ZD801, Check circuit if ZD802, ZD803, Q801 below 0.3V short D803, D805 Check Q801, Q802 Check Pin R of Check R809, Check reference R814, IC801, IC803 voltage voltage R818 about 2.5V Check R810, R811 Check...
  • Page 18 4.Output power is unstable Unstable power Check R810, Check sampling R811, R818 Circuit Change R810, R811, Check the C Check the R pin pin voltage voltage of IC803 Change of IC803 if IC803 about 2.5V Check R809, R808, R814, D809 Check pin1 of Check D806, C815 if IC802 voltage...
  • Page 19 5.Black Screen and backlight turn on Black Screen Check power supply: Power Fail Pin1, 2 of CN101 Check FB103 Check pin34, 51, 66, and 82 And U102 Of U105 Check FB106 Check pin32, 49, 56, and 75 And U101 Of U105 Check Reset (pin84) Check C144, R172 Of U105...
  • Page 20 6.White Screen White Screen LVDS Cable Workmanship Reinsert Change LVDS LVDS Cable NG Cable Check VLCD Check LVDS Panel Fail Is 5V? Signals Check Panel - Enable Check the HW Reset Check C144 Of U105 (pin48) is High? Of U105 pin84 R172 Check R168, R105 Q103, Q101...

  • Page 21: Bad Screen

    7. BAD SCREEN Bad Screen LVDS Cable Reinsert Workmanship Change LVDS Cable LVDS Cable NG Check Crystal:Pin96,97 Check :X101, Of U105 C153,C154 Check the communication Check: SDO,SCZ, Of U105 and U106 SCK,SDI, Reset Check the pins of U105 and U106...

  • Page 22: Wiring Diagram

    WIRING DIAGRAM...
  • Page 23 EXPLODED VIEW - 23 -...

  • Page 24: Exploded View

    EXPLODED VIEW PARTS LIST Related to Models: L1718S-SNQ/BNQ.AxxJEP for 5ms InnoLux module and L1718S-SNQ/BNQ.AxxAEP for 5ms CPT Module Ref.No. LGE Part No. INL Part No. Description MCK30281901 501010205300R BEZEL,FRONT(Black),LE1730 MCK30284501 501010205310R BEZEL,FRONT(Silver),LE1730 EBU38047801 631102072411R LCD Panel 17" MT170EN01-V9(INNOLUX) EBU38048701 631102072384R LCD Panel 17"...

  • Page 25: Replacement Parts List

    Related to Models: L1718S-SNQ/BNQ.AxxJEP for 5ms InnoLux module and L1718S-SNQ/BNQ.AxxAEP for 5ms CPT Module IF BOARD 1. FOR INL ITEM Location Description 790621300610R PCBA,I/F BOARD(V9),LE1730-6E0 ROHS 790621320600R PCBA,IF BOARD,OTHRS,LE1730-6E0 790621340600R PCBA,IF BOARD,SMD, LE1730-6E0 629030006501R PROGRAM(V9),LE1730-6E0 ROHS 511130001201R SOLDER BAR,Sn96.5/Ag3.0/Cu0.5(SAC305 VAC 511130001200R SOLDER BAR,Sn96.5/Ag3.0/Cu0.5/Ni0.06/Ge0 506440003800R...
  • Page 26 30 Q101, 410500068290R XSTR AP2305GN P-CH SOT23(APEC) RoHS 410500044270R XSTR AO3401L P-CH(ALPHA-OMEGA) SOT23 RoH 410500075270R XSTR AO3415 P-CH,SOT23(AOS) RoHS 40 Q107, 410500050210R XSTR 2N7002,N-CH FET SOT-23 (PHILIPS)RoH 410500050130R XSTR SN7002N N-CH SOT-23(INFINEON),RoHS 410500050090R XSTR 2N7002 N-CH SOT-23(PANJIT)RoHS TVS101,TVS102,TVS1 411020026210R DIO BAV99 350mW 70V SOT-23(PHI RoHS 03,TVS104, 411020026020R DIO BAV99-LF 350mW 70V SOT-23 (FEC)RoHS...
  • Page 27 180 R106,R172,R180,R181, 414916010350R RES SMD (0603) 10KΩ J,RT RoHS 190 R102, 414916010450R RES SMD (0603) 100KΩ J,RT REV:A RoHS 200 R105, 414916020350R RES SMD (0603) 20KΩ J,RT RoHS REV:A 210 R136,R137, 414916022250R RES SMD (0603) 2.2KΩ J,RT RoHS 220 R121, 414916047150R RES SMD (0603) 470Ω...
  • Page 28 2.For CPT ITEM Location Description 790621300010R PCBA,I/F BOARD(040),LE1730-0E0 ROHS 790621320600R PCBA,IF BOARD,OTHRS,LE1730-6E0 790621340600R PCBA,IF BOARD,SMD, LE1730-6E0 629030006521R PROGRAM(040),LE1730-0E0 ROHS 511130001201R SOLDER BAR,Sn96.5/Ag3.0/Cu0.5(SAC305 VAC 511130001200R SOLDER BAR,Sn96.5/Ag3.0/Cu0.5/Ni0.06/Ge0 506440003800R LABEL,BLANK,YELLOW,10x4mm ITEM Location Description 790621320600R PCBA,IF BOARD,OTHRS,LE1730-6E0 10 C111,C144, 420431000260R CAP EC 10uF 25V M,105℃ ST 5x11 RoHS 20 C101,C102, 420431010461R CAP EC 100uF 16V M,105℃...
  • Page 29 411020026020R DIO BAV99-LF 350mW 70V SOT-23 (FEC)RoHS 411020026390R DIO BAV99,SOT-23(INFINEON)RoHS 411020026090R DIO BAV99 350mW 75V SOT-23(PEC RoHS 60 D103, 411020047210R DIO BAV70 85V SOT23 (PHILIPS) RoHS 411020047020R DIO BAV70-LF, 70V SOT-23(FEC) ROHS ZD101,ZD105,ZD10 411100656951R ZENER 5.6V ZMM5232B-LF DO213AA (FRONTIER 6,ZD107,ZD108, 411101156950R ZENER BZV55-C5V6 SOD80C(PHILIP S) RoHS 411150356950R...
  • Page 30 R108,R110,R122,R 149,R150,R154,R15 5,R173,R174,R166, 414916047250R RES SMD (0603) 4.7KΩ J,RT RoHS R182,R183,R184,R 185,R109, 240 R169, 414916390010R RES SMD (0603) 390Ω F,RT RoHS 250 R133,R134,R135, 414916750910R RES SMD (0603) 75Ω F,RT RoHS REV:A 260 RP102, 415751035080R RP(0612)10KΩx4 1/16W J 8P4R RoHS C158,C159,C160,C 161,C162,C163,C16 419301010560R C SMD(0603) NPO 100PF/50V J RoHS...
  • Page 31 Power and Inverter Board ITEM Location Description 790621400600R PCBA,PWR&INV./B, LE1730-6E0 10 IC801, 412140002380R IC LTV817M-PR VDE (LITE-ON) P=10mm RoHS 412140001390R IC EL817M-B(EVERLIGHT)RoHS 20 D801, 411050005020R DIO BRDG BL4-06-BF52-LF 600V/4A(FRONTIER 411050007010R DIO BRDG KBL405G 600V/4A(TSC) RoHS 411050005090R DIO BRDG FL406 600V/4A(PEC)RoH S 30 C804, 416194743011R CAP MEX 0.47uF 275V K X2,F15 RoHS...
  • Page 32 ITEM Location Description 735100005100R ASSY,H/S TOP245Y, LE1704/05 ROHS 10 IC802, 412000342270R IC TOP245YN,TO-220-7C,RoHS (POWER INTEGR 507200003700R HEATSINK,46x20xt10mm LE1704/05 509112306100R SCREW,P,CROSS,T.T-3*6,ZnROHS ITEM Location Description 735100007400R ASSY,H/S,UFF80-005CT/UFF80-015CT,LE1730 10 D805, 411090015020R SCHTKY SRF5-04CT-LF ITO-220AB (FEC) RoHS 411090024040R SCHTKY SRF1040CM 40V/10A ITO22 OAB(MOSPE 411090025040R SCHTKY SRF1045CM 45V/10A ITO22 OAB(MOSPE 20 D803, 411020065020R...
  • Page 33 100 R510,R511, 414916000050R RES SMD (0603) 0Ω J,RT RoHS 110 R803,R807,R824, 414908051450R RES SMD (0805) 510KΩ J,RT RoHS 120 R818,R502,R504,R517,R520, 414908330110R RES SMD (0805) 3.3KΩ F,RT RoHS REV:A 130 R816, 414908068950R RES SMD (0805) 6.8Ω J RT RoHS 140 R811, 414908430210R RES SMD (0805) 43KΩ...
  • Page 34 420 D503,D504, 411020047210R DIO BAV70 85V SOT23 (PHILIPS) RoHS 411020047020R DIO BAV70-LF, 70V SOT-23(FEC) ROHS 430 D505, 411020068210R DIO BAW56 85V SOT-23(PHILIPS)RoHS 411020068020R DIO BAW56 70V SOT-23(FRONTIER)RoHS 411020068090R DIO BAW56 75V SOT-23(PANJIT)RoHS 440 IC501, 412000455630R IC OZ9938GN SOIC16(O2 MICRO)RoHS 450 C516,C512, 419313330060R C SMD(0603) X7R 0.033uF/50V K ROHS 790621410600R...
  • Page 35 90 R506,R508,R532,R533, 414030330540R RES FSM 1/2W 33Ω J,AT MINI,RoHS 100 R501,R503, 414870305540R RES MG HV 1/2Ws 3MΩ 3KV J,AT RoHS J502,J507,J510,J516,J804,J8 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 7.5mm 05,J809, 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 7.5mm J503,J505,J514,J801,J803,J8 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 10mm 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 10mm 130 J508,J513,J515,J810, 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 12.5mm...
  • Page 36 80 C810, 420424710260R CAP SD 470uF/25V M 105℃ ST 10x16,RoHS 90 C509,C522, 420421510330R CAP SD 150uF 35V M,105℃ VT 8x12 RoHS ITEM Location Description 700000000100R ASSY,PCB&RIVENT,LE1730 490621400100R PCB,PWR&INV./B, LE1730-XE0 20 M3,M4,M5,M6,M7,M8, 512006000500R RIVET,Φ3.0xΦ1.6x3.0mm 30 M1,M2, 512006000600R RIVET,Φ4.1xΦ2.2x3.0mm Related to Models : L1718S-SNQ/BNQ.AxxKEP for 8ms Innolux module and L1718S-SNQ/BNQ.AxxBEP for 8ms CPT module IF Board 1.
  • Page 37 410500045140R XSTR MMBT3904LT1G NPN 200MA 40V SOT23(ON 20 Q102,Q105, 410500046210R XSTR PMBT3906 PNP 200MA,40V SOT23(PHILIP 410500046130R XSTR MMBT3906 PNP SOT-23(INFIN EON)RoHS 410500046180R XSTR MMBT3906LT1G PNP 200mA 40V SOT23(ON 30 Q101, 410500068290R XSTR AP2305GN P-CH SOT23(APEC) RoHS 410500044270R XSTR AO3401L P-CH(ALPHA-OMEGA) SOT23 RoH 410500075270R XSTR AO3415 P-CH,SOT23(AOS) RoHS 40 Q107,...
  • Page 38 R130,R129, R114,R117, R120,R124, R125,R127, 414916010150R RES SMD (0603) 100Ω J,RT RoHS REV:A R131,R132, R101,R167, R168,R178, R179, R157,R158, R159,R160, 414916010250R RES SMD (0603) 1KΩ J,RT RoHS REV:A R161,R162, R163, R106,R172, 414916010350R RES SMD (0603) 10KΩ J,RT RoHS R180,R181, 190 R102, 414916010450R RES SMD (0603) 100KΩ...
  • Page 39 FB102,FB10 3,FB105,FB1 432002360012R BEAD CORE SMD(0805)60Ω 800mA GBK201209T 360 CN104, 444099030030R CON, SMD 1.0mm 30PIN RoHS AL2309-A0G1Z 506140005700R LABEL,BARCODE,BLANK,33x7mm, ROHS,FOR PCB 490621300100R PCB,INTERFACE, LE1730-XE0 390 R107, 414916022150R RES SMD (0603) 220Ω J,RT RoHS REV:A R113,R116, 414916560910R RES SMD (0603) 56Ω F,RT RoHS REV:A R119, FB107,FB10 432002360140R...
  • Page 40 410500045130R XSTR MMBT3904 NPN SOT-23(INFIN EON)RoHS 410500045140R XSTR MMBT3904LT1G NPN 200MA 40V SOT23(ON Q102,Q1 410500046210R XSTR PMBT3906 PNP 200MA,40V SOT23(PHILIP 410500046130R XSTR MMBT3906 PNP SOT-23(INFIN EON)RoHS 410500046180R XSTR MMBT3906LT1G PNP 200mA 40V SOT23(ON 30 Q101, 410500068290R XSTR AP2305GN P-CH SOT23(APEC) RoHS 410500044270R XSTR AO3401L P-CH(ALPHA-OMEGA) SOT23 RoH 410500075270R...
  • Page 41 R103, R186,R1 414916010050R RES SMD (0603) 10Ω J,RT RoHS R130,R1 29,R114, R117,R1 20,R124, R125,R1 414916010150R RES SMD (0603) 100Ω J,RT RoHS REV:A 27,R131, R132,R1 01,R167, R168,R1 78,R179, R157,R1 58,R159, R160,R1 414916010250R RES SMD (0603) 1KΩ J,RT RoHS REV:A 61,R162, R163, R106,R1 72,R180, 414916010350R...
  • Page 42 C103,C1 04,C106, C107,C1 09,C129, C156,C1 31,C132, C134,C1 35,C136, 419311040060R C SMD(0603) X7R 0.1uF/50V K RoHS C137,C1 39,C141, C143,C1 47,C148, C149,C1 50,C151, C152,C1 320 C140, 419311054070R C SMD(0805) X7R 1uF/16V K RoHS REV:A C112,C1 13,C114, C115,C1 419314730060R C SMD (0603) X7R 0.047uF 50V,K RoHS 16,C117, C118, 340 FB101,...
  • Page 43 C820,C8 416202224610R CAP MEY 2200pF 400V M Y,F10mm RoHS 01,C806, C812,C8 420421020110R CAP SD 1000uF/10V M,105℃ F,10x16,RoHS 70 C808, 420421020211R CAP SD 1000uF 25V M,105℃ F 13x20 RoHS 80 C805, 420431014582R CAP SEK 100uF/450V M,105℃ CF,18x35,RoHS 90 C824, 416204724610R CAP MEY 4700pF 400V M Y,F10mm RoHS L802,L8 425000010530R COIL CHK 5uH 7.8X10 CHK-053 0 181085R0L...
  • Page 44 ITEM Location P/N Description 735100007400R ASSY,H/S,UFF80-005CT/UFF80-015CT,LE1730 10 D805, 411090015020R SCHTKY SRF5-04CT-LF ITO-220AB (FEC) RoHS 411090024040R SCHTKY SRF1040CM 40V/10A ITO22 OAB(MOSPE 411090025040R SCHTKY SRF1045CM 45V/10A ITO22 OAB(MOSPE 20 D803, 411020065020R DIO UFF80-015CT-LF 150V/8A, ITO-220AC(FR 411030058040R DIO URF1020 200V/10A ITO220(MO SPEC)RoHS 507200003800R HEATSINK,56x20xt10mm LE1904/05 509112306100R SCREW,P,CROSS,T.T-3*6,ZnROHS...
  • Page 45 140 R811, 414908430210R RES SMD (0805) 43KΩ F,RT,RoHS 150 R817, 414908820110R RES SMD (0805) 8.2KΩ F,RT RoHS R802,R8 414904010050R RES SMD (1206) 10Ω J,RT RoHS 170 R829, 414908020150R RES SMD (0805) 200Ω J,RT RoHS 180 R810, 414908510110R RES SMD (0805) 5.1KΩ F,RT RoHS 190 R522, 414916390210R RES SMD (0603) 39KΩ...
  • Page 46 440 IC501, 412000455630R IC OZ9938GN SOIC16(O2 MICRO)RoHS C516,C5 419313330060R C SMD(0603) X7R 0.033uF/50V K ROHS 790621410600R PCBA,PWR&INV./B,AI,LE1730-6E0 470 R509, 414916200010R RES SMD (0603) 200Ω F,RT RoHS 480 R534, 414916100210R RES SMD (0603) 10KΩ F,RT RoHS 500 C508, 419312230060R C SMD(0603) X7R 0.022uF/50V K RoHS 506140005700R LABEL,BARCODE,BLANK,33x7mm, ROHS,FOR PCB 520 ZD805,...
  • Page 47 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 7.5mm J503,J50 5,J514,J 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 10mm 801,J803 ,J808, 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 10mm J508,J51 3,J515,J 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 12.5mm 810, 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 12.5mm J501,J51 2,J802,J 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 15mm 511, 430405000000R JMPR ROLL/KG D=0.6mm,AT,RoHS 15mm J506,J50...

  • Page 48: Schematic Diagram

    490621400100R PCB,PWR&INV./B, LE1730-XE0 M3,M4, M5,M6, 512006000500R RIVET,Φ3.0xΦ1.6x3.0mm M7,M8, 30 M1,M2, 512006000600R RIVET,Φ4.1xΦ2.2x3.0mm SCHEMATIC DIAGRAM 1. DC to DC U101 VCC5V VCC3.3 VCC3.3 LD1117AL-3.3V VCC5V VOUT VCC3.3 Brightness ON/OFF ON/OFF R110 4500-06 CN101 Q106 CCFL_ENABLE PMBT3904 U102 VCC1.8 LD1117AL-1.8V VCC1.8 VOUT VCC5V R190 VCC3.3...
  • Page 49 CN103 DZ11AA1-HW6 FB107 BEAD60OHM R113 56 1% C112 47n/25V R114 C113 47n/25V GNDR FB108 BEAD60OHM R116 56 1% C114 47n/25V R117 C115 47n/25V GNDG FB109 BEAD60OHM R119 56 1% C116 47n/25V PC5V_VGA R120 C117 47n/25V GNDB R121 C118 47n/25V R124 VCC3.3 R126/NC R122...
  • Page 50 VCC3.3 VCC3.3 VADC RP102 VADC VMPLL VPLL VDDP VDDC FB102 BEAD60OHM R157 Key _AUTO GPIO_P07 R158 GNDB BIN0N GPIO_P06 Key _DOWN R159 Key _POWER BIN0P GPIO_P02/SAR3 R160 GNDG Key _UP GIN0N GPIO_P01/SAR2 R161 Key _MENU GIN0P GPIO_P00/SAR1 VCC1.8 VDDC SOGIN0 RSTN GNDR RIN0N...
  • Page 51 6. Inverter +12V R501 3M/3kv CN504 R531 R507 C522 R506 150uF/35V R508 OLP1 Q501 ZD501 C502 R502 2.2n/50V C501 T501 3.3K 2.2n/50V EEL-19 24:24:2400 C524 U501 10P/3KV OVP1 R517 3.3K R511 C503 IC501 D503 CN502 BAV70/SOT AP9971GD DRV1 PGND R510 VCC5V VDDA DRV2...
  • Page 52 Mar. 2007 P/NO : Printed in Korea MFL38456725...

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