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COLOR MONITOR SERVICE MANUAL

1. 2 The SVC OSD menu contains additional menus that the User OSD menu as described below a CLEAR ETI To initialize using time MODULE Show Current module Type LG LOGO ON lt gt 0FF Yes or No to display the Splash OSD in AC DC power On time f DFC ON lt OFF Yes or No to apply the operation of DFC function g NVRAM INIT EEPROM initialize 24C04 h R G B 9300K Allows you to set the R G B 9300K value manually i R G B 6500K Allows you to set the R G B 6500K value manually j R G B Offset Allows you to set the R G B Offset value manually Analog Only k R G B Gain Allows you to set the R G B Gain value manually Analog Only RS232 Enable Disable Debug Mode on off m sRGB Allows you to set the sRGB value manually LCD Monitor D ISP Board Figure 1 Cable Connection For ISP TROUBLESHOOTING GUIDE 1 No Power amp Power LED Off Check power Check I F BD 5V output BD Check 5V 16V Check output if short D805 D804 C or not 820 C817 Check primary rectifier Check voltage C804 D801 RT801 F801 Check pin7 Check IC801 of IC802 NC803 Check Q804 R815 R805 T801 D803 1C802 15 2 Backlight can t be turned on No Backlight Is there 16V Check power on pin9 of supply IC501 Check pin8 of Check I F BD IC501 is there R510 R511 C507 3V Check Pin11 amp Pin14 of ChecklC501 R50 IC501 it have 4 C503 C511 output or not Check U501 U502 Q506 Q501
2. This part consists of the Scaler ADC convertor and LVDS transmitter The Scaler gets the video signal converted analog to digital interpolates input to 1680 1050resolution signal and outputs 8 bit R G B signal to transmitter 2 Power Part This part consists of the one 3 3V and one 1 8V regulators to convert power which is provided 5V in Power board 16V is provided for inverter 16V is provided for LCD panel and 5V for micom Also 5V is converted 3 3V and 1 8V by regulator Converted power is provided for IC in the main board The inverter converts from DC16V to AC 700Vrms and operates back light lamps of module 3 MICOM Part This part is include video controller part And this part consists of Flash which stores control data and the Micom which imbedded in scaler IC The Micom distinguishes polarity and frequency of the H V sync are supplied from signal cable The controlled data of each modes is stored in Flash LIPS Board Block Diagram LINE 100 240V PRIMARY i SECONDARY Operation Description LIPS 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 2 Input rectifier and filter This part function is for transfer the input AC voltage to a DC voltage through a bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is tra
3. to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Elecrostatcaly Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electrostatic charge on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static type solder removal device Some solder removal devices not classified as anti static can generate electrical charges sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a repl
4. 4 pc 130 418110051520R CAP CD NPO 10pF 3KV J 7 5 RoHS 0 PC 140 c804 420431514582R CAP SEK 150UF 450V M 105C CF 18X45 BLUE 1 PC 150 L801 425000010670R COIL CHK 20mH UU 16 CHK 067 RoH S UF2324S 1 Pc 160 L802 L803 L804 425000010530R COIL CHK 5uH 7 8X10 CHK 053 0 181085ROL 3 PC 170 11501 1502 426000091100H IXFMR SW DIP EEL 19 P4 335mH SPW 110 2 PC 180 T801 426000091000R XFMR SW DIP ER28 PC40 650uH SPW 100 RoHS 1 PC 190 o AI 430637020030R IWFR 2P P 3 5mm 90 W LOCK RoHS 4 pc 200 JCN801 430300600170R HRN ASS Y 6P 90mm UL1007424 ROHS 1 Pc 210 Een 430613430290R FUSE SLOW 3 15250 Axial Lead 3 6 x10mm 1 Pc 220 JRT801 432009401300R NTC 80 4A 136 P 7 5mm E ROHS 1 PC 230 P801 440149000221R SKT AC 10A 250V U C V ROHS 1 PC 240 H501 502040603200R SHIELD TRANSFORMER LE1703 RoHS 1 Pc 250 735110006920R ASSY H S AP2761I A LE22E2 610 ROHS 1 PC 260 735110006900R ASSY H S SRF1050C SRF1060C LE22E2 ROHS 1 PC 270 791501440600R IPCBA P I BOARD SMT W O LE22E2 610 ROHS 1 Pc 280 R831 415350101550R RES MOF 2W 1000 J MINI HK15 RoHS 1 PC 290 C817 C818 420426810261R JCAP SD 680UF 25V M 105C ST 10X20 ROHS 2 PC 300 511110000101R JHOT MELT ADHESIVES 526 1 335 G 310 511110000103R IHOT MELT ADHESIVES UB 618 a G 320 511110000501R JSILICONE RTV RUBBER UB 511 EURO 0 45 G 330 511130001200R SOLDER BAR Sn96 5 Ag3 0 Cu0 5 NI0 06 Ge0 7 98 G 340 D804 411090023040R ISCHTKV SRF10150C 150V 10A ITO2 20 MOSPEC 1 Tec 350 41109002302
5. MOF 1 4W 100 J AT MINI RoHS 1 PC 1410 JR818 415211004140R RES MF 1 8W 1MQ F AT RoHS 1 PC 1420 05200525 1901 430405000000R IJMPR ROLL KG D 0 6mm AT RoHS 7 5MM 105 96 MM J507 J509 J510 1430 J514 J515 J517 430405000000R JMPR ROLL KG D 0 6mm AT RoHS 10MM 141 12 MM J522 1440 J511 7512 9802 4304050000008 UMPR ROLL KG D 0 6mm AT RoHS 12 5MM 67 98 MM 1450 J516 J518 430405000000R IJMPR ROLL KG D 0 6mm AT RoHS 15MM 50 32 MM 1460 J505 J521 430405000000R JIMPR ROLL KG D 0 6mm AT RoHS 17 5MM 55 32 MM 1470 Gees ME 430405000000R JMPR ROLL KG D 0 6mm AT RoHS 20MM 150 8 MM 1480 700000001000R ASSY PCB amp RIVENT LE22E2 X10 ROHS 1 PC 1490 ZD802 411020050090R DIO P6KE150A DO 15 AT PANJIT RoHS 1 PC 1500 411020050020R DIO P6KE150A LF AT FRONTIER RoHS o PC 1510 110803 412022002300R IC AP431VL TO 92 1 VT ATC RoHS 1 PC 1520 412022002440R IC AZ431BZ ATRE1 TO 92 BCD RoHS 0 PC 1530 412022002830R IC AS431 TO 92 VT A1SEMI RoHS o PC 1540 C821 416144740530R CAP MKT 0 47uF 63V J VT RoHS 1 PC 1550 C816 C815 418210227030R CAP CD X7R 1000pF 500V K VT RoHS 2 PC 1560 C822 418310413630R CAP CD Y5V 0 1uF 50V Z VT RoHS 1 PC 1570 C808 418210133030R CAP CD X7R 100pF 1KV K VT RoHS 1 PC 1580 C807 420281000330R CAP MG 10UF 35V M 105C VT 5X11 ROHS 1 PC 1590 GE 420424710260R CAP SD 470uF 25V M 105 ST 10x16 RoHS 6 PC M3 M4 M5 M6 1600 M7 M8 M9 M10 _ 5120060005008 RIVET 03 0x01 6x3 0mm 11 PC M11 M12 M13 1610 M1 M
6. RK7002 ESD N C SOT 23 ROHM RoHS 3 Pc 560 410500050120R IXSTR 2N7002K ESD N C SOT 23 VISHAY RoH 0 PC 570 410500050212R XSTR 2N7002K01 ESD N C SOT 23 PHILIPS R 0 PC 580 U501 410050104290R IXSTR AP9971GH N CH TO252 APEC ROHS 1 PC 590 410050105270R XSTR AOD442 N Ch TO 252 A0S ROHS 0 PC 600 U502 410060019290R IXSTR AP9575GH P CH TO252 APEC ROHS 1 PC 610 410060020270R XSTR AOD407 P Ch 1O 252 AOS ROHS 0 PC 620 D501 D502 411020047210R DIO BAV70 85V SOT23 PHILIPS RoHS 2 PC 630 411020047020R DIO BAV70 LF 70V SOT 23 FEC ROHS 0 PC 640 411020047090R DIO BAV70 70V SOT 23 PEC ROHS 0 PC 650 D503 D504 411020068020R DIO BAW56 70V SOT 23 FRONTIER RoHS 2 PC 660 411020068090R DIO BAWB6 75V SOT 23 PANJIT RoHS 0 PC 670 411020068210R DIO BAW56 85V SOT 23 PHILIPS RoHS 0 PC D505 D506 680 GE 411023004021R DIO SN4148 LF 75V 0 15A SMD 1206 FEC Ro 7 Pc D512 690 411020046090R DIO 1N4148W 75V 0 15A PEC RoHS SOD 123 0 PC 700 411020046310R DIO 1N4148W F 75V 0 15A DIODES RoHS SOD 0 PC 710 ZD801 411130918020R ZENER 18V MMSZ5248A SOD 123 PANJIT ROHS 1 PC 720 411131418020R ZENER 18V MMSZ5248A SOD 123 WILLAS ROHS 0 PC 730 IC501 412000549720R IC MP1008ES SOIC16 MPS ROHS 1 PC 740 IC802 412000620820R IC LD7522PS SOP 8 Leadtrend Rohs 1 PC 750 JRS13 414916010050R RES SMD 0603 100 J RT RoHS 1 PC 760 JR828 R512 414904010050R RES SMD 1206 100 J RT RoHS 2 PC 770 JR816 414908100110R RES SMD 0805 IKA F RT RoHS REV
7. RoH 0 PC 380 412000499620R IC MX25L1005AMC 12G SOP8 MXIC ROHS 0 PC 390 R121 414918000050R RES SMD 0402 00 J RT RoHS 1 PC 400 Sec 414916000050R RES SMD 0603 00 J RT RoHS 3 PC 410 R132R131 414918010150R RES SMD 0402 1000 J RT RoHS 2 PC R133 R134 R141 420 R154 R155 R156 1414918010250R RES SMD 0402 1KQ J RT RoHS 9 Pc R171 R191 R130 27 R102 R103 R140 R142 R143 R144 R147 R148 R166 430 R177 R190 R192 414918010350R RES SMD 0402 10KQ J RT RoHS 16 PC R106 R129 R169 R176 440 R107 R109 R153 414918010450R RES SMD 0402 100KQ J RT RoHS 3 PC 450 R135 R136 414918022250R RES SMD 0402 2 2KQ J RT RoHS 2 PC 460 JRI65 414916033150R RES SMD 0603 3300 J RT RoHS 1 PC 470 R125 414918039150R RES SMD 0402 3900 J RT RoHS 1 PC 480 R114 R115 R116 414918470910R RES SMD 0402 470 F RT RoHS 3 Pc 490 R172 414918047150R RES SMD 0402 4700 J RT RoHS 1 PC R105 R110 SE Ae 414918047250R RES SMD 0402 4 7KQ J RT RoHS 4 PC 510 R108 414918047350R RES SMD 0402 47KQ J RT RoHS 1 PC 520 JR117 R118 R119 414918750910R RES SMD 0402 750 F RT RoHS 3 PC 530 R122 R123 R124 414918845910R RES SMD 0402 84 50 F RT RoHS 3 PC 540 JR168 414916068150R RES SMD 0603 6800 J RT RoHS REV A 1 PC C104 C106 C108 C110 C113 C114 C115 C119 C120 C121 C134 C135 550 C137 C
8. by a first connecting one end of an insulated clip lead to the degaussing or kine aquadag grounding system shield at the point where the picture tube socket ground lead is connected and then b touch the other end of the insulated clip lead to the picture tube anode button using an insulating handle to avoid personal contact with high voltage Do not spray chemicals on or near this receiver or any of its assemblies Unless specified otherwise in this service manual clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or comparable non abrasive applicator 10 by volume Acetone and 90 by volume isopropyl alcohol 90 99 strength CAUTION This is a flammable mixture Unless specified otherwise in this service manual lubrication of contacts in not required Do not defeat any plug socket B voltage interlocks with which receivers covered by this service manual might be equipped Do not apply AC power to this instrument and or any of its electrical assemblies unless all solid state device heat sinks are correctly installed Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap
9. s A TT A 4r Leakage Current Hot Check Circuit AC Volt meter Good Earth Ground such as WATER PIPE CONDUIT etc To Instrument s exposed METALLIC PARTS NW gt 1 5 Kohm 10W SERVICING PRECAUTIONS CAUTION Before servicing receivers covered by this service manual and its supplements and addenda read and follow the SAFETY PRECAUTIONS on page 3 of this publication NOTE If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication always follow the safety precautions Remember Safety First General Servicing Precautions 1 Always unplug the receiver AC power cord from the AC power source before a Removing or reinstalling any component circuit board module or any other receiver assembly b Disconnecting or reconnecting any receiver electrical plug or other electrical connection c Connecting a test substitute in parallel with an electrolytic capacitor in the receiver CAUTION A wrong part substitution or incorrect polarity installation of electrolytic capacitors may result in an explosion hazard d Discharging the picture tube anode Test high voltage only by measuring it with an appropriate high voltage meter or other voltage measuring device DVM FETVOM etc equipped with a suitable high voltage probe Do not test high voltage by drawing an arc Discharge the picture tube anode only
10. wrap each lead of the new diode around the corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures Circuit Board Foil Repair Excessive heat applied to the copper foil of any printed circuit board will weaken the adhesive that bonds the foil to the circuit board causing the foil to separate from or lift off the board The following guidelines and procedures should be followed whenever this condition is encountered At IC Connections To repair a defective copper pattern at IC connections use the following procedure to install a jumper wire on the copper pattern side of the circuit board Use this technique only on IC connections 1 Carefully remove the damaged copper pattern with a sharp knife Remove only as much copper as absolutely necessary 2 carefully scratch away the solder resist and acrylic coating if used from the end of
11. 00 J RT RoHS 1 TPC 780 R138 414918033050R RES SMD 0402 330 J RT RoHS 1 PC 790 511130002200R SOLDER PASTE Sn96 5 Ag3 0 Cu0 5 ROHS 0 385 G 800 511130002201R SOLDER PASTE Sn96 5 Ag3 0 Cu0 5 o Te 810 511130002202R SOLDER PASTE Sn95 5 Ag3 9 Cu0 6 o G 2 FOR AUO ITEM Location P N Description Usage Un 791501300700R PCBA I F BOARD W O SPK LE22E2 710 ROHS 10 629030016510R JPROGRAM W O SPK LE22E2 710 ROHS 1 PC 20 791501320600R PCBA I F BOARD MI LE22E2 610 ROHS 1 PC 26 30 791501340600R PCBA I F BOARD SMT LE22E2 610 ROHS 1 PC 40 511130001200R SOLDER BAR Sn96 5 A93 0 Cu0 5 Ni0 06 Ge0 16 G 50 C109 C102 420431010460R CAP EC 100uF 16V M 105C ST 5x11 RoHS 2 PC 60 C103 0136 C138 420432200460R CAP EC 22uF 16V M 105 C ST 5x11 RoHS 3 PC 70 CN101 430631060020R WAFER 2 0mm 6P 180 RoHS 1 PC 80 CN104 430631080130R WAFER 2x4P 2 0mm 200PHD 2 4ST RoHS 1 PC 90 JX101 432008010270R XTAL 14 31818MHz HC 49US DIP 16pF 30PPM 1 PC 100 CN102 440819015030R CON D SUB FEM 15P RA W O SCREW DZ11AA1 H_ 1 PC 110 10101 410500068290R IXSTR AP2305GN P CH SOT23 APEC RoHS 1 PC 120 410060018380R KSTR AM2321P T1 PF P CH SOT23 ANALOG POW 0 PC 130 410500075270R XSTR AO3415 P CH SOT23 AOS RoHS 0 PC 140 Q103 Q104 410500045210R IXSTR PMBT3904 NPN 200MA 40V SOT23 PHILIP 2 PC 150 410500045140R XSTR MM
12. 00 J RT RoHS 3 PC 400 R132 R131 414918010150R RES SMD 0402 1000 J RT RoHS 2 PC R133 R134 R141 410 R154 R155 R156 414918010250R RES SMD 0402 IKO J RT RoHS 9 PC R171 R191 R130 R102 R103 R140 R142 R143 R144 R147 R148 R166 420 I RRS 414918010350R RES SMD 0402 10KO J RT RoHS 16 PC R106 R129 R169 R176 430 R107 R109 R153 414918010450R RES SMD 0402 100KA J RT RoHS 3 TPC 440 R135 R136 414918022250R RES SMD 0402 2 2KQ J RT RoHS 2 TPC 450 R165 414916033150R RES SMD 0603 3300 J RT RoHS 1 PC 460 R125 414918039150R RES SMD 0402 3900 J RT RoHS 1 PC 470 R114 R115 R116 414918470910R RES SMD 0402 470 F RT RoHS 3 TPC 25 480 R172 414918047150R RES SMD 0402 4700 J RT RoHS 1 PC R105 R110 408 Jee 414918047250R RES SMD 0402 4 7KQ J RT RoHS 4 PC 500 R108 414918047350R RES SMD 0402 47KQ J RT RoHS 1 PC 510 JR117 R118 R119 414918750910R RES SMD 0402 750 F RT RoHS 3 TPC 520 R122 R123 R124 414918845910R RES SMD 0402 84 50 F RT RoHS 3 PC 530 bie 414916068150R RES SMD 0603 6800 J RT RoHS REV A 1 Pc C104 C106 C108 C110 C113 C114 C115 C119 C120 C121 C134 C135 540 C137 C139 C465 419351044010R C SMD 0402 XBR 0 1uF 16V K RoHS 26 PC C168 C169 C171 C172 173 C128 C105 C122 123 C124 C125 550 C112 C140 C164 41
13. 00210R RES SMD 0805 10KQ ERT RoHS REV A 1 PC 1200 791501410600R PCBA P I BOARD Al W O LE22E2 610 ROHS 1 PC 1210 R515 414916220210R RES SMD 0603 22KQ F RT RoHS 1 Pc 1220 R516 414916300310R RES SMD 0603 300KQ F RT RoHS 1 PC 1230 Q801 410070010210R IXSTR PMBT4401 NPN SOT23 PHILIPS RoHS 1 PC 1240 410070010240R IXSTR MMBT4401 NPN SOT23 FAIRCHILD RoHS o PC 1250 410070010420R XSTR MMBT4401 NPN SOT23 PANJIT ROHS o Pc 1260 R507 414908680010R RES SMD 0805 6800 F RT RoHS 1 PC 1270 JR827 R836 414904022050R RES SMD 1206 220 J RT RoHS 2 PC 31 R545 R546 1280 E 414916047150R RES SMD 0603 4700 J RT RoHS REV A 4 pc 1290 511110001104R SEAL GLUE 3611 EURO 0 023 G 1300 511110001100R SEAL GLUE NE8800K FUJI o G 1310 511110001101R SEAL GLUE 3629 LOCTITE o G 1320 5111100007008 HERAEUS SMT ADHESIVE PD955PY TAMURA o G 1330 D802 411020055330R DIO MUR1100ERL AXIAL LEAD ON RoHS 1 PC 1340 411032006020R DIO FR10 10 LF 1000V 1A AT FRO NTIER RoH 0 PC 1350 411020053090R DIO PS1010R 1000V 1A DO 41 PAN JIT ROHS 0 PC 1360 411032006040R DIO FR107 1000V 1A DO 41 MOSPE C RoHS 0 PC 1370 D803 411020052020R DIO A02 LF 200V 1A R1 FEC RoHS 1 PC 1380 411022010010R DIO 1N4003 200V 1A DO 41 TSC 0 PC 1390 R805 415330208540R RES MOF 1 2W 0 20 J AT MINI ROHS 1 Pc 1400 R813 415320100540R RES
14. 0R ISCHTKV SRF10 15CT LF 150V 10A FEC RoHS o Tec 360 411090023090R SCHTKY SB10150FCT 150V 10A ITO 220AB PAN 0 PC 370 D805 411090012020R SCHTKY SRF10 06CT LF 60V 10FEC ITO 220AB 1 Pc 29 380 411090011040R ISCHTKV SRF1060C 60V 10A ITO220 MOSPEC R o PC 390 411090011090R SCHTKY SB1060FCT 60V 10A ITO 220AB PANJI 0 PC 400 507200003800R HEATSINK 56x20xt10mm LE1904 05 1 PC 410 509112306100R SCREW P CROSS T T 3 6 ZnROHS 2 PC 420 10802 410050102290R IXSTR AP2763l A N CH TO 220CFM APEC RoH 1 PC 430 410050057280R IXSTR STP8NK80ZFP N CH TO220FP ST 0 PC 440 410050101050R 2SK3264 01MR N CH TO 220F15 FUJI RoHS 0 PC 450 507200003700R HEATSINK 46x20xt10mm LE1704 05 1 PC 460 509112306100R SCREW P CROSS T T 3 6 ZnROHS 1 PC 470 501 0503 410500045210R IXSTR PMBT3904 NPN 200MA 40V SOT23 PHILIP 2 PC 480 410500045140R XSTR MMBT3904LT1G NPN 200MA 40V SOT23 0N 0 PC 490 410500045090R KSTR MMBT3904 NPN SOT 23 PANJIT RoHS 0 PC 500 410500045130R IXSTR MMBT3904 NPN SOT 23 INFIN EON RoHS o PC 510 10505 410500046210R IXSTR PMBT3906 PNP 200MA 40V SOT23 PHILIP 1 PC 520 410500046180R IXSTR MMBT3906LT1G PNP 200mA 40V SOT23 0N 0 PC 530 410500046090R IXSTR MMBT3906 PNP SOT 23 PANJIT RoHS 0 PC 540 410500046130R IXSTR MMBT3906 PNP SOT 23 INFIN EON RoHS 0 PC 550 ee 410500050230R XSTR
15. 1 20 16 MAY42295506 506020023600R CARTON LG WW W2234S LE22E2 1 20 MAY42295508 506020023601R CARTON LG CHINA W2234S LE22E2 1 20 IF BOARD 1 FOR INL ITEM Location P N Description Usage Un 791501300600R PCBA I F BOARD VO W O SPK LE22E2 610 ROH 10 629030016500R PROGRAM VO W O SPK LE22E2 610 ROHS 1 PC 20 791501340600R PCBA I F BOARD SMT LE22E2 610 ROHS 1 PC 30 511130001200R SOLDER BAR Sn96 5 Ag3 0 Cu0 5 Ni0 06 Ge0 1 6 G 40 C109 C102 420431010460R CAP EC 100uF 16V M 105 C ST 5x11 RoHS 2 PC 50 C103 C136 C138 420432200460R CAP EC 22uF 16V M 105 C ST 5x11 RoHS 3 PC 60 CN101 430631060020R WAFER 2 0mm 6P 180 RoHS 1 PC 70 CN104 430631080130R WAFER 2x4P 2 0mm 200PHD 2 4ST RoHS 1 PC 24 80 X101 432008010270R XTAL 14 31818MHz HC 49US DIP 16pF 30PPM 1 JPC 90 CN102 440819015030R CON D SUB FEM 15P RA W O SCREW DZ11AA1 H 1 PC 100 70101 410500068290R XSTR AP2305GN P CH SOT23 APEC RoHS 1 PC 110 410060018380R IXSTR AM2321P T1 PF P CH SOT23 ANALOG POW 0 PC 120 410500075270R XSTR AO3415 P CH SOT23 AOS RoHS 0 PC 130 Q103 Q104 410500045210R IXSTR PMBT3904 NPN 200MA 40V SOT23 PHILIP 2 TPC 140 410500045140R IXSTR MMBT3904LT1G NPN 200MA 40V SOT23 ON 0 PC 150 410500045090R IXSTR MMBT3904 NPN SOT 23 PANJIT RoHS 0 PC 160 410500045130R XSTR MMBT3904 NPN SOT 23 INFIN EON RoHS o PC 1
16. 1300100R PCB I F BOARD LE22E2 X10 ROHS 1 PC 770 C175 419311020010R C SMD 0402 X7R 1000PF 50V K RoHS 1 PC 28 780 R137 414918033150R RES SMD 0402 3300 J RT RoHS 1 PC 790 R138 414918033050R RES SMD 0402 330 J RT RoHS 1 Pc 800 511130002200R SOLDER PASTE Sn96 5 Ag3 0 Cu0 5 ROHS 0 385 G 810 511130002201R JSOLDER PASTE Sn96 5 Ag3 0 Cu0 5 o G 820 511130002202R SOLDER PASTE Sn95 5 Ag3 9 Cu0 6 o G Power Board FOR INL amp AUO ITEM Location P N Description Usage Un 791501400600R PCBA P I BOARD W O SPK LE22E2 610 ROHS 10 D801 411050005021R DIO BRDG BL4 06 G BF52 LF 600V 4A FEC Ro 1 PC 20 411050006041R DIO BRDG KBLO6M 600V 4A MOSPEC RoHS o PC 30 411050007010R DIO BRDG KBL405G 600V 4A TSC RoHS 0 PC 40 IC801 412140002380R IC LTV817M PR VDE LITE ON P 10mm RoHS 1 Pc 50 412140001390R IC EL817M B EVERLIGHT RoHS o Tec 60 IR815 415350438520R RES MOF 2W 0 430 J VF MINI RoHS 1 PC 70 C805 416202224610R CAP MEY 2200pF 400V M Y F10mm RoHS 1 PC 80 C828 416204724610R CAP MEY 4700pF 400V M Y F10mm RoHS 1 PC 90 1 c806 416304724510R CAP PP 0 0047uF 400V J F5 RoHS 1 Pc 100 C801 C802 416201024620R CAP MEY 1000pF 400V M Y1 W O F ORMING Ro 2 Pc 110 Can 416194743011R CAP MEX 0 47uF 275V K X2 F15 RoHS 1 Pc 120 SE 418110058520R CAP CD SL 10pF 3KV J S7 5 RoHS
17. 139 C165 419351044010R C SMD 0402 X5R 0 1uF 16V K RoHS 26 PC C468 C169 C171 C172 C173 C128 C105 C122 123 C124 C125 560 C112 C140 C164 419311054070R JC SMD 0805 X7R 1uF 16V K RoHS REV A 3 Pc 570 C158 C157 419301000510R IC SMD 0402 NPO 10PF 50V J RoHS 2 PC 580 C130 C129 419303300510R IC SMD 0402 NPO 33PF 50V J RoHS 2 PC 590 C143 419314734010R C SMD 0402 X7R 0 047uF 16V K RoHS 1 PC 600 EP101 EP102 432002500020R ESD SMD 0603 5P 35V INPAQ OSC 03 09 03 2 PC 610 432009500080R VARIST ESD SMD 0603 5P 62V LTR LVSL161 o PC 620 FB101 432002312144R BEAD CORE SMD 0603 1200 300mA SBK160808 1 PC 630 EE 432002360140R BEAD CORE SMD 0603 600 600mA GBK160808 3 PC 640 JCN103 444099030030R CON SMD 1 0mm 30PIN RoHS AL2309 A0G1Z 1 PC 650 506440003800R LABEL BLANK YELLOW 10x4mm 1 PC 660 506140005700R LABEL BARCODE BLANK 33x7mm ROHS FORPCB 4 PC 670 D101 411090005451R SCHTKY SSM24APT 40V 2A SMA S CHENMKO RoH 1 PC 680 411090005311R SCHTKY B240A 40V 2A SMA DIODES RoHS o PC 690 411090005460R ISCHTKY SM240A LF 40V 2A DO 214AC SECOS 0 PC 700 U103 412000435481R IC AT24CO2BN SH T 2K SOIC8 ATMEL RoHS 1 PC 710 412000480280R IC M24C02 RMN6TP SOB ST RoHS 0 PC 720 412000480990R IC CAT24C02WI TE13 SOIC 8 CATALYST RoHS o PC 730 D106 411020047210R DIO BAV70 85V SOT23 PHILIPS RoHS 1 PC 740 411020047020R DIO BAV70 LF 70V SOT 23 FEC ROHS 0 PC 750 411020047090R DIO BAV70 70V SOT 23 PEC ROHS 0 PC 760 49144
18. 2 512006000600R RIVET D4 1x02 2x3 0mm 2 PC 1620 491441400100R ECH EI BOARD LE22E2 X10 ROHS 1 PC 32 SCHEMATIC DIAGRAM To Power Inverter Board 100u 16V 1 Add C175 for reduce ON OFF ripple 2 Delete R104 si AP2305GN 4 PANEL ENABLE gt aros E PMBTISOS Tu 1 amp v Ze 47K Note 1 CN101 is no locked packgae for normal model CN101 is locked packgae for specia model Dell 2 D101 must be co layed with R101 3 U101 must contain TO263 TO252 and SOT223 package 4 ZD101 must be co layed with R113 ZD101 is used for ESD back deve Reserved C111 for EMI issue prio e EN InnoLux Mstar TSUMU18ER Common Board 7 Add VGASV to regulator for No VCC5V to read EDID condition Document Number SIZE APPRO BY Im E iium add m EE TITLE See CHECKEY High Enable R102 R104 R103 R106 0103 POWER DC TO DC E DATE 2007 10 31 DRAWN BY SHEET 2 OF 4 Rev vo2 Dior ETO 33 CN102 DZ11AA1 HSWE SF TEE pes Cin eey gt GREEN C115 0 1 16V BLUE C117 C118 L agoe 1Op SOV NC 10pisoviNe C119 0 1 16V RED C120 H 0 1 16V ea GREEN C121 osv BLUE EEN gt vGA_DET 4 JIU VGASV MG ESO VCCEV C125 0 1 A EWING R127 U103 4K7 AT24CO25N AAA vec AD S nre ei GND 2 8YNC 4 c JWF EDID 4 x Svarno 4 m 3cL VGA 4 Le DOC SDA VGA 4 C131 ct32 33p 50V NC 33p 50V NC InnoLux Mstar TSUMU18ER Common Board Document Number SIZE APPRO BY Note MARS W22345 A4 1 R120 is reserved
19. 2 791501300700R PCBA I F BOARD W O SPK LE22E2 710 ROHS For AUO 1 20 COV30039604 791501300701R PCBA I F BOARD CHINA W O LE22E2 710 ROHS For AUO 1 20 4 JCOV30039701 791501400600R PCBA P I BOARD W O SPK LE22E2 610 ROHS 1 20 5 COV30039801 791501500000R PCBA KEYPAD BOARD LE22E2 610 ROHS 1 20 6 COV30007703 453010100340R CABLE D SUB 15P MALE 1850mm BLACK BLUE R 1 20 6410TUW008A 453070800150R PWR CORD 10A 125V BLK 6FT UL CSA SVT 3Cx 1 20 US Mexico Panama Canada 6410TBW004A 453070800720R PWRCORD 10A 250V BLK 6FT UK HO5VV F 3Cx0 1 20 UK Malaysia Singapore PWRCORD 16A 250V BLK 6FT VDE HO5VV F 3Cx f BSIDIIEWOQSA 4930 0800 30R Europe Thailand Vietnam Russia U A E 1 20 6410TSWOO3A 453070800740R PWRTORD 10A 250V BLK 1850mm SAA HOSW F 3 1 20 6A10TTWOO1A 453070800750R P WYRCORD ARABIA Nes LUIS CANO 1 20 8 ACQ66372301 714050015900R ASSY BACK COVER LE22E2 For INL 1 20 ACQ66372302 714050015901R ASSY BACK COVER AUO LE22E2 For AUO 1 20 9 JAAN66372101 714020014000R ASSY BASE LE22E2 1 20 10 MCK56884501 1501260208100R Stand Body LE22E2 1 20 11 COV30040001 430303001670R HRN LVDS FFC 30P 204 5mm 1 20 12 MDQ47252402 1502090200000R CHASSIS ANOLOG NO AUDIO LE22E2 1 20 13 COV30039901 430300801910R HRN ASSY 2x4P to 8P 280mm UL1571 28 1 20 14 MFZ55249301 506060009800R CUSHION EPS Left LE22E2 1 20 15 MFZ55249302 506060009810R CUSHION EPS Right LE22E2 1 20 MAY42295507 506020023602R CARTON LG US CANADA L2234S LE22E2
20. 5 20 7 BAD SCREEN LVDS Cable j Workmanship Reinsert Change LVDS Cable LVDS Cable NG Check crystal Check X01 U105 C157 C158 Check Pin5 amp Pin6 of CN101 Check Pin28 amp Pin56 of U105 Check R102 R103 R105 R106 Q103 21 WIRING DIAGRAM Connector Ass y P N 430303001670R Connector Ass y P N 430300600170R Connector Ass y P N 430300801910R te r p 22 Exploded View and Parts List scale 1 2 23 Related to Models W2234S SNI BNI AxxIQP for 5ms InnoLux module and W2234S SNI BNI AxxVQP for 5ms AUO Module Item LGE PN INL PN Descriptions Usage MOQ ABJ66372001 714030016910R ASSY BEZEL SILVER LE22E2 1 20 1 ABJ66372002 714030016900R ASSY BEZEL BLACK LE22E2 1 20 ABJ66372003 714030016911R ASSY BEZEL BLACK CHINA LE22E2 1 20 2 COV30039401 1631102220411R LCP 22 MT220WW01 V0 G1 AM2200001011 INL 1 20 COV30039501 1631102220180R LCP 22 M220EW01 VO O00 A ROHS AUO 1 20 COV30039601 791501300600R PCBA I F BOARD VO W O SPK LE22E2 610 ROH For INL 1 20 COV30039603 1791501300601R i BOARD VO CHINA W O LE22E2 610 ROHS For 1 20 COV3003960
21. 70 Q107 Q108 410500046210R XSTR PMBT3906 PNP 200MA 40V SOT23 PHILIP 2 TPC 180 410500046180R IXSTR MMBT3906LT1G PNP 200mA 40V SOT23 ON 0 PC 190 410500046090R XSTR MMBT3906 PNP SOT 23 PANJIT RoHS o PC 200 410500046130R IXSTR MMBT3906 PNP SOT 23 INFIN EON RoHS o PC 210 GENEE 411020026210R DIO BAV99 350mW 70V SOT 23 PHI RoHS 4 PC 220 411020026090R DIO BAV99 350mW 75V SOT 23 PEC RoHS 0 PC 230 411020026020R DIO BAV99 LF 350mW 70V SOT 23 FEC RoHS 0 PC 240 411020026390R DIO BAV99 SOT 23 INFINEON RoHS 0 PC ZD103 ZD104 250 Dios ZD106 411100962920R ZENER 6 2V BZT52 B6V2S SOD323 PEC RoHS 4 PC 260 411101762950R ZENER 6 2V MMPZ5234BPT SOD323 Chenmko Ro 0 PC 270 411101562950R ZENER 6 2V BZT52C6V2S SOD323 Diodes RoHS 0 PC 280 U101 412000599490R IC MT11173 3A SOT223 Matrix RoHS 1 PC 290 412000372830R IC AS1117L 3 3TR LF SOT223 A18 EMI RoHS 0 PC 300 412000372070R IC AZ1117H 3 3 SOT 223 AAC RoHS o PC 310 U102 412000598490R IC MT11171 8A SOT223 Matrix RoHS 1 PC 320 412000330830R IC AS1117L 1 8 TR LF SOT223 A1 SEMI ROHS 0 PC 330 412000330070R IC AZ1117H 1 8 SOT223 AAC RoHS o PC 340 U105 412000649060R IC TSUMU18ER LF LQFP64 MSTAR ROHS 1 PC 350 U108 412000486310R IC PM25LV010A 100SCE SOIC8 PMC RoHS 1 PC 360 412000373190R IC SST25VF010A 33 4C SAE SOIC 8 SST RoH 0 PC 370 412000499620R IC MX25L1005AMC 12G SOP8 MXIC RoHS 0 PC 380 JRIZI 414918000050R RES SMD 0402 00 J RT RoHS 1 TPC 390 La 414916000050R RES SMD 0603
22. 9311054070R C SMD 0805 X7R 1uF 16V K RoHS REV A 3 TPC 560 C158 C157 419301000510R C SMD 0402 NPO 10PF 50V J RoHS 2 PC 570 C130 C129 419303300510R C SMD 0402 NPO 33PF 50V J RoHS 2 PC 580 C143 419314734010R C SMD 0402 X7R 0 047uF 16V K RoHS 1 PC 590 EP101 EP102 432002500020R ESD SMD 0603 5P 35V INPAQ OSC 03 09 03 2 TPC 600 432009500080R VARIST ESD SMD 0603 5P 62V LTR LVSL161 0 PC 610 FB101 432002312144R BEAD CORE SMD 0603 1200 300mA SBK160808 1 PC 620 i re ae 432002360140R BEAD CORE SMD 0603 600 600mA GBK160808 3 PC 630 CN103 444099030030R CON SMD 1 0mm 30PIN RoHS AL2309 A0G1Z 1 PC 640 506440003800R LABEL BLANK YELLOW 10x4mm 1 PC 650 506140005700R LABEL BARCODE BLANK 33x7mm ROHS FOR PCB 1 PC 660 D101 411090005451R SCHTKY SSM24APT 40V 2A SMA S CHENMKOJRoH 1 PC 670 411090005311R SCHTKY B240A 40V 2A SMA DIODES RoHS 0 PC 680 411090005460R SCHTKY SM240A LF 40V 2A DO 214AC SECOS 0 PC 690 70103 412000435481R IC AT24CO2BN SH T 2K SOIC8 ATMEL RoHS 1 PC 700 412000480280R IC M24C02 RMN6TP SO8 ST RoHS 0 PC 710 412000480990R IC CAT24C02WI TE13 SOIC 8 CATALYST RoHS 0 PC 720 D106 411020047210R DIO BAV70 85V SOT23 PHILIPS RoHS 1 Pc 730 411020047020R DIO BAV70 LF 70V SOT 23 FEC ROHS 0 PC 740 411020047090R DIO BAV70 70V SOT 23 PEC ROHS o TPC 750 491441300100R PCB I F BOARD LE22E2 X10 ROHS 1 PC 760 C175 419311020010R C SMD 0402 X7R 1000PF 50V K RoHS 1 PC 770 R137 414918033150R RES SMD 0402 33
23. A 1 PC R509 R510 EE 414916100210R RES SMD 0603 10KQ F RT RoHS 4 Pc 790 R502 414916120210R RES SMD 0603 12KQ F RT RoHS 1 PC 800 R544 414916560210R RES SMD 0603 56KQ F RT RoHS 1 PC 810 JR814 R829 414908010350R RES SMD 0805 10KQ J RT RoHS REV A 2 PC 820 R505 R511 414916100310R RES SMD 0603 100KQ F RT RoHS 2 PC 30 830 R504 R519 R525 414916010550R RES SMD 0603 1MQ J RT RoHS REV A 3 PC 840 IR823 R819 414908100310R RES SMD 0805 100K0 F RT RoHS 2 PC 850 R506 414916150310R RES SMD 0603 150KQ F RT RoHS 1 PC 860 R806 R807 R808 414904082350R RES SMD 1206 82KQ J RT RoHS 3 PC 870 IR822 414908154210R RES SMD 0805 15 4KQ F RT RoHS 1 PC 880 R830 414908020150R RES SMD 0805 2000 J RT RoHS 1 PC R527 R528 Bo Hee 414916200210R RES SMD 0603 20KQ F RT RoHS 4 pc 900 R539 R542 414908200210R RES SMD 0805 20KQ F RT RoHS 2 PC 910 IRS43 414916220110R RES SMD 0603 2 2KQ ERT RoHS 1 PC 920 IR821 414908022250R RES SMD 0805 2 2KQ J RT RoHS 1 PC 930 R517 414916220310R RES SMD 0603 220KQ F RT RoHS 1 Tec 940 JR812 414908300310R RES SMD 0805 300KQ F RT RoHS REV A 1 PC 950 JR809 R810 R8TT 414904030550R RES SMD 1206 3MQ J RT RoHS 3 PC 960 R825 414908820210R RES SMD 0805 82KQ F RT RoHS 1 PC 970 JR801 R802 R803 414904033450R RES S
24. BT3904LT1G NPN 200MA 40V SOT23 ON 0 PC 160 410500045090R IXSTR MMBT3904 NPN SOT 23 PANJIT RoHS 0 PC 170 410500045130R XSTR MMBT3904 NPN SOT 23 INFIN EON RoHS o PC 180 0107 0108 410500046210R XSTR PMBT3906 PNP 200MA 40V SOT23 PHILIP 2 PC 190 410500046180R IXSTR MMBT3906LT1G PNP 200mA 40V SOT23 ON 0 PC 200 410500046090R XSTR MMBT3906 PNP SOT 23 PANJIT ROHS 0 PC 210 410500046130R XSTR MMBT3906 PNP SOT 23 INFIN EON RoHS 0 PC 220 DIA DIOS 411020026210R DIO BAV99 350mW 70V SOT 23 PHI RoHS 4 PC 230 411020026090R DIO BAV99 350mW 75V SOT 23 PEC RoHS 0 PC 240 411020026020R DIO BAV99 LF 350mW 70V SOT 23 FEC RoHS 0 PC 250 411020026390R DIO BAV99 SOT 23 INFINEON RoHS 0 PC ZD103 ZD104 260 5510520106 4111009629208 ZENER 6 2V BZT52 B6V2S SOD323 PEC RoHS 4 Pc 270 411101762950R ZENER 6 2V MMPZ5234BPT SOD323 Chenmko Ro 0 PC 280 411101562950R ZENER 6 2V BZT52C6V2S SOD323 Diodes RoHS 0 PC 290 U101 412000599490R IC MT11173 3A SOT223 Matrix RoHS 1 PC 300 412000372830R IC AS1117L 3 8TR LF SOT223 A1S EMI RoHS 0 PC 310 412000372070R IC AZ1117H 3 3 SOT 223 AAC RoHS 0 PC 320 U102 412000598490R IC MT11171 8A SOT223 Matrix RoHS 1 PC 330 412000330830R IC AS1117L 1 8 TR LF SOT223 A1 SEMI RoHS 0 PC 340 412000330070R IC AZ1117H 1 8 SOT223 AAC RoHS 0 PC 350 10105 412000649060R IC TSUMU18ER LF LQFP64 MSTAR ROHS 1 PC 360 U108 412000486310R IC PM25LV010A 100SCE SOICB PMC RoHS 1 PC 370 412000373190R IC SST25VF010A 33 4C SAE SOIC 8 SST
25. MD 1206 330KO J RT RoHS 3 PC 980 R514 414916680210R RES SMD 0603 68KQ ERT RoHS 1 PC 990 R832 414904022150R RES SMD 1206 2200 J RT RoHS 1 PC 1000 R501 414908051150R RES SMD 0805 5100 J RT RoHS REV A 1 PC 1010 R521 R522 414916075350R RES SMD 0603 75KQ J RT RoHS 2 PC R535 R536 EE 414908820010R RES SMD 0805 8200 F RT RoHS 4 pc 1030 C814 C812 419301010560R IC SMD 0603 NPO 100PF 50V J RoHS 2 PC 1040 C813 419311020070R C SMD 0805 X7R 1000PF 50V K RoHS 1 Pc 1050 C507 419311030060R C SMD 0603 X7R 0 01uF 50V K RoHS 1 PC 1060 GE 419311040060R C SMD 0603 X7R 0 1uF 50V K RoHS 4 PC 1070 C810 C510 419311040070R IC SMD 0805 X7R 0 1uF 50V K RoHS REV A 2 PC 1080 C508 419311054070R IC SMD 0805 X7R 1uF 16V K RoHS REV A 1 PC 1090 C504 419341064650R C SMD 1206 Y5V 10uF 16V Z RoHS 1 PC 1100 C506 419302210560R C SMD 0603 NPO 220PF 50V J RoHS 1 PC 1110 C811 419312254070R C SMD 0805 X7R 2 2uF 16V K RoHS 1 PC 1120 C516 419312253050R C SMD 1206 X7R 2 2uF 25V K RoHS 1 PC 1130 C503 419313320060R C SMD 0603 X7R 3300PF 50V K RoHS 1 PC 1140 C825 419314710070R C SMD 0805 X7R 470PF 50V K RoHS 1 PC C520 C522 lore 419314720070R C SMD 0805 X7R 4700PF 50V K ROHS 4 PC 1160 C511 419314730070R IC SMD 0805 X7R 0 047uF 50V K ROHS 1 PC 1170 FB801 432002312113R BEAD CORE SMD 0805 1200 3A PBY201209T 1 1 PC 1180 F802 430613740400R FUSE SLW 4A 32V SMD U C 0603 ROHS 1 PC 1190 R824 4149081
26. Q505 T50 1 T502 16 3 DC output voltage is unstable Output Voltaae Unstable Check Check IC803 R825 R822 R Pin R823 R824 Check Replace NG IC801 R832 component C821 R821 Check IC801 T801 17 4 Backlight turn on and turn off soon Backlight turn on but turn off Reinsert lamp wires Replace panel Check Pin7 of IC it have signal or not Check Pin2 of IC501 is it 1 3V when backlight turn on Check Pin1 of IC501 is it 1 2V when backlight turn on Check Q502 Q503 Q504 D 503 D504 D510 D5 11 1C501 18 Check I F BD R509 C506 Check D505 D506 D507 D508 Check C519 C520C521 C5 22 C523 C524 C525 C526 D501 D502 5 Black Screen and backlight turn on Black Screen Check power supply Pin1 2 of CN101 Check pin4 6 and 51 Of U105 Check pin30 and 53 Of U105 Check Reset pin54 Of U105 Check Crystal Pin1 Pin2 Of U105 Check CCFL Enable pin55 of U105 MCU Fail ann Check pin5 of CN101 19 Check D101 And U101 Check U102 Check C164 R153 Check X101 C157 C158 R137 R138 OK gt Inverter Fail Check R103 Q103 R102 R105 R106 6 White Screen LVDS Cable Workmanship Reinsert NG Change LVDS gt LVDS Cable NG Cable NG OK GES key gt Panel Fail heck Panel_Enable heck the HW Rese Check C164 Of U105 pin28 is High Of U105 pin54 R153 heck R109 R110 R107 Q101 Q104 Check the pins Of U10
27. Website http biz LGservice com G E mail http www LGEservice com techsup html COLOR MONITOR CHASSIS NO MODEL FLATRON W2234S W2234S SNI W2234S BNI Axx QP CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL To apply the MSTAR Chip CONTENTS SPECIFICATIONS eese 2 SERVICE OD 14 PRECAUTIONS seine Un da 3 TROUBLESHOOTING GUIDE 15 TIMING CHAT 7 WIRING DIAGRAM LLL 22 DISASSENMBLY ir elia 8 BLOCK DIAGRAM LLL 10 EXPLODED VIEW teet 23 DISCRIPTION OF BLOCK DIAGRAM 10 REPLACEMENT PARTS LIST nnen 24 ADJUSTMENT iii 12 SCHEMATIC DIAGRAM eene 33 SPECIFICATIONS 1 LCD CHARACTERISTICS Type TFT Color LCD Module cdl an status H sync Iv svnel video Power LED Pixel Pitch 0 282 H x 0 282 V See i Hard coating 3H Haze 25 Anti Glare treatment Normaliv White Top Bottom edge side 4 CCFL Surface Treatment Operating Mode Backlight Unit 2 OPTICAL CHARACTERISTICS 2 1 Viewing Angle bv Contrast Ratio a For InnoLux MT220WW01 VO panel Left 85 Right 85 Top 80 Bottom 80 at Min CR210 b For AUO M220EW01 V0 panel Left 85 Right 85 Top 80 Bottom 80 at Min CR210 2 Luminance a For InnoLux MT220WW01 VO panel 300cd m Typ 220cd m Min 6500k 170 cd m Min 9300k b For AUO M220EWO01 VO panel 300cd m Typ 220cd m Min 6500k 170 cd m Min 9300k Contrast Ratio F
28. acement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which the device will be installed CAUTION Be sure no power is applied to the chassis or circuit and observe all other safety precautions 8 Minimize bodily motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity sufficient to damage an ES device General Soldering Guidelines 1 Use a grounded tip low wattage soldering iron and appropriate tip size and shape that will maintain tip temperature within the range or 500F to 600F 2 Use an appropriate gauge of RMA resin core solder composed of 60 parts tin 40 parts lead 3 Keep the soldering iron tip clean and well tinned 4 Thoroughly clean the surfaces to be soldered Use a mall wire bristle 0 5 inch or 1 25cm brush with a metal handle Do not use freon propelled spray on cleaners 5 Use the following unsoldering technique a Allow the soldering iron tip to reach normal temperature 500F to 600F
29. b Heat the component lead until the solder melts c Quickly draw the melted solder with an anti static suction type solder removal device or with solder braid CAUTION Work quickly to avoid overheating the circuitboard printed foil 6 Use the following soldering technique a Allow the soldering iron tip to reach a normal temperature 5006 to 600F b First hold the soldering iron tip and solder the strand against the component lead until the solder melts c Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil and hold it there only until the solder flows onto and around both the component lead and the foil CAUTION Work quickly to avoid overheating the circuit board printed foil d Closely inspect the solder area and remove any excess or splashed solder with a small wire bristle brush IC Remove Replacement Some chassis circuit boards have slotted holes oblong through which the IC leads are inserted and then bent flat against the circuit foil When holes are the slotted type the following technique should be used to remove and replace the IC When working with boards using the familiar round hole use the standard technique as outlined in paragraphs 5 and 6 above Removal 1 Desolder and straighten each IC lead in one operation by gently prying up on the lead with the soldering iron tip as the solder melts 2 Draw away the melted solder with an anti static suction
30. for Samsung model TITLE 2 R0803 package for Bead C116 C117 C118 are reserved for EMI or performance issue VGA INPUT CHECK B 3 C122 C123 C124 C125 are reserved for ESD or EMI issue 4 R126 is reserved for Samsung model 5 C131 C132 are reserved for tuning performance issue DATE 2008 3 5 DRAWN BY 6 Delete R128 Vcc5V to EDID power change D106 from BAV70 to SN4148 S0D323 Rwi bel SHEET 3 OF 4 room 34 3 ili Bi sas d a E l H E Dadga RIA MID AISI ATI QUE PROV L IT a and age Fon Vang Bary V wan 2 Mpesa cp C 167 CMS CHERCTE O1710172 0 ae ty GAD awd EME me FLO component EPN EPEN wa r GPO di di LED 1 LEO ba dev ca vin tar Dar O e SLUTS RAST PL arn cd Pur wama ged apa fii Wa _Scaler_TSUMU18ER 35 4 Keypad LED Y dd dein m i m EP302 EP301 8P 1 5mm SG NC SP35V NC 5P35V Preheat Smm InnoLux w2234s Document Number SIZE APPRO BY LE22E2 DR4 01 E CHECK BY DEM 2008 4 7 DRAWN BY 36 5 Inverter InnoLux w2234s 37 6 Power RBIS OR2 12 34 SP10150C TU Bias MUR110GERL DC 650V Max 0805 BRF10 06CT 820 0 47n 63V ms HAE AC TLV431ALP C822 1000p 600 Document Number APPRO BY TO SCALER 8D CN101 POWER SUPPLY DATE 2008 04 7 DRAWN BY Rev zhang 38 2008 PINO Printed in Korea 39
31. nsfer 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 achive the dc output stablize and also the over power protection is also monitor by this part 5 Photo Coupler isolation This part function is to feed back the dc output changing status through a photo transistor to primary controller to achieve the stabilized dc output voltage 6 Signal collection This part function is to collect the any change from the dc output and feed back to the primary through photo transistor 11 ADJUSTMENT 1 Software a port95nt exe b Edid exe c Writing data Mars W2234 2 Hardware a PC winXP win2000 or win98 1 pc b Writing tools Including EDID writing card connecting cable etc 3 EDID Writing Connection Figure 1 Figure 2 Figure 3 4 EDID Writing SOP a Select File submenu select Auto Write EMI Analog DVI EDID Tool Ver 1 6 MODEL W2234 ChedkSem axe DATE im Wey D b Select Model of main menu Password 1234 c Select written model W2234S d Input product serial number The SN is 12 numbers in S N Column then the program auto writing start 13 SERVICE OSD 1 Press MENU Key and Power Key Monitor Will Enter Service OSD
32. or InnoLux MT220WW01 V0 1000 1 Typical 700 1 minimum For AUO M220EW01 V0 1000 1 Typical 800 1 minimum N 2 do b 3 SIGNAL Refer to the Timing Chart 3 1 Sync Signal Type Separate TTL Composite Sync On Green 3 2 Video Input Signal 1 Type Analog 2 Voltage Level 700 mV 5 P P 3 Input Impedance 75 Q 3 3 Operating Frequency 31 5K 65 3K Hz Horizontal 30 83 KHz Vertical 56 75Hz 4 Max Resolution D sub Analog 1680 1050 60Hz 5 POWER SUPPLY 5 1 Power AC 90 264V 47 5 63Hz 5 2 Power Consumption on kens bn o kene ot jor kene mix AT B3 pnr EEES gt ENVIRONMENT 0 C to 40 C 20 to 80 6 1 Operating Temperature 6 2 Relative Humidity 6 3 MTBF 60 000 HRS with 90 Confidence Lamp Life 50 000 Hours Min 7 DIMENSIONS with TILT SWIVEL Width 509 3mm Depth 206mm W Base 63 5mm W O Base 60 5mm W O STAND amp BASE Height 431 3mm W Base 419 8mm W O Base 338 6mm W O STAND8BASE o WEIGHT with TILT SWIVEL Net Weight 4 7 0 5 Kg Gross Weight 5 8 0 5 Kg PRECAUTION WARNING FOR THE SAFETY RELATED COMPONENT There are some special components used in LCD monitor that are important for safety These parts are marked on the schematic diagram and the replacement parts list lt is essential that these critical parts should be replaced with the manufacturer s specified parts to prevent electric shock fire or other haza
33. r ee ME a 720 X 400 ines F AE AA E SE E EEEN NEEN We DER N ae e E es Em je eee 800 x 600 V Lines 75 0 H Pixels 48 363 e 1024 x 768 HI EEN A e 7 DEE EA KS ss Ee E EE KH 1152 x 864 H Pixels V Lines H Pixels V Lines H Pixels V Lines N oo Y al V Lines elei SE a INESSE IE 2092 iiitip d H Pixels 79 976 6 144 248 1280 x line het EE ap B Pixels 64 674 48 80 Tre 1050 V Lines 1050 o o o CA al o 11 DISASSEMBLY 1 Lay the front on the side of soft Remove the back cover cushion 2 Remove the base Unscrew the screws as showing Unstick the foil Remove the front cover Pull out the LVDS cable DISASSEMBLY 7 10 Unstick the foil with the lamp wire 1 Remove the keypad 8 11 Unstick the foil with the lamp wire Remove the chassis 2 9 Pull out the lamp wire BLOCK DIAGRAM Vv22345S1 Function Block Rectifer amp Rectiter amp Fiter Circuit Filter Circuit Power Power Transformer mn riverter eee 008 hemery SST25VFD 105 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 146MHz
34. rd Do not modify original design without obtaining written permission from manufacturer or you will void the original parts and labor guarantee TAKE CARE DURING HANDLING THE LCD MODULE WITH BACKLIGHT UNIT Must mount the module using mounting holes arranged in four corners Do not press on the panel edge of the frame strongly or electric shock as this will result in damage to the screen Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body is 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 circuit within the module If the surface of panel become dirty please wipe it off with a soft material Cleaning with a dirty or rough cloth may damage the panel A CAUTION Please use only a plastic screwdriver to protect yourself from shock hazard during service operation A WARNING BE CAREFUL ELECTRIC SHOCK e If you want to replace with the new backlight CCFL or inverter circuit must disconnect the AC adapter because high voltage appears at inverter circuit about 650Vrms Handle with care wires or connectors of the inverter circuit If the wires are pressed cause short and may burn or take fire Be careful while tilting and rotating the monitor to avoid pinching hand
35. the remaining copper pattern 3 Bend a small U in one end of a small gauge jumper wire and carefully crimp it around the IC pin Solder the IC connection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on the component side of the circuit board 1 Remove the defective copper pattern with a sharp Knife Remove at least 1 4 inch of copper to ensure that a hazardous condition will not exist if the jumper wire opens 2 Trace along the copper pattern from both sides of the pattern break and locate the nearest component that is directly connected to the affected copper pattern 3 Connect insulated 20 gauge jumper wire from the lead of the nearest component on one side of the pattern break to the lead of the nearest component on the other side Carefully crimp and solder the connections CAUTION Be sure the insulated jumper wire is dressed so the it does not touch components or sharp edges TIMING CHART D Ss B SYNC lt C M Total Back DOS Frequency i ds g s Distingishment Polority kHz Hz period Porch Resolution z z E mm ro
36. type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coating to the areas Small Signal Discrete Transistor Removal Replacement 1 Remove the defective transistor by clipping its leads as close as possible to the component body 2 Bend into a U shape the end of each of three leads remaining on the circuit board 3 Bend into a U shape the replacement transistor leads 4 Connect the replacement transistor leads to the corresponding leads extending from the circuit board and crimp the U with long nose pliers to insure metal to metal contact then solder each connection Power Output Transistor Device Removal Replacement 1 Heat and remove all solder from around the transistor leads 2 Remove the heat sink mounting screw if so equipped 3 Carefully remove the transistor from the heat sink of the circuit board 4 Insert new transistor in the circuit board 5 Solder each transistor lead and clip off excess lead 6 Replace heat sink Diode Removal Replacement 1 Remove defective diode by clipping its leads as close as possible to diode body 2 Bend the two remaining leads perpendicular y to the circuit board 3 Observing diode polarity

COLOR MONITOR SERVICE MANUAL

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