Service Guide Specification
Contents
1. ANALOG DUAL 17 19 LI 1 L LI 911 R551 jan p o10 1ASM ISM ES n ESR ER MICOM R55 4 7K A p552 2 lox pasa 2 1 x lt 3 4 RASA 2 MA 1 x REGI 2 lox T UVR R552 s 100 e ADO MUTE 4 e SUR 3 45 al a CA DII PAM cses 1 jj saa REIG 1 2 4 7K X OUT a LU 12U L6U RSIS 1 PAK Si Si Usel R514 1 Z A 2K pli RAGAN 1 2 4 7K ER OE R561 1 2 x SR lt 3 4 gt C BUR lt e 1 DA USYNC 4 m RASA 1 2 tan 154 ka 1345 EAST R537 Ee Hb 2 DAL HSYNC 48 GR 1 AM 2 tan NC 1 4 3 3K sm A 3 IDAS DAS L 42 ji A R538 4 UDD3 DA4 41 q R534 1 2g DIMADJ 11 49 1 DIP TYRE 5 INCL DAS Las H LAMPADJ 4 an iku aj C526 Via s NC2 DAS l 28 a a p e 3P Park a 7 RST DAJ se H MODON lt 3 cses H erte il a i za 8 JUDD HBLANK 57 a k A 3T Ha Po 3 UBLANK L 36 a cse lt Rss8 a USS DA KCLAMP 3s pli 18P D gil X2 DAG 94 a essa 1 2 109 ALE A a 2 1 4 12 Xi DA13 33 R564 1 2 jam WDZ lt 1 gt lt 4 spara EJ 13 TSDA DAI2 se E LED GR lt 4 lt 4 SEK e e 142. 1 2 READY D787 KH nncsu L1510 L1710SM 19125M IM 25 SR C3 r CONNECTOR amp JACKS gt e SUR 2m gt aie k2 3 SUR 33 2 pi mn ma ucc s a al 2 3703 fi lesa a 4 4 3 s SE CE He ler 2380 003 laj A R726 R727 ga R7AL gt RTA Y A E Y 4 R Y D iakiek 75 752 75 a N 9 2402 i S g E d a al l READY R772 E d m ZD 724 C717 yy ZD703 L c718 ik a T 11 5 68 iege Deeg iage L 2 1 2 RED A e O G i sa Ze SUR AVE SS HSYNC lt 1 GRN A AR W S O 5 12 1 AA 2 p som 2 Rar ien 33 1 BLU A E 9560 2 e gt Rrra LAA 268 1 ML if DDCSV RTEB 1 AA 2 198 O O ci hi N di lt 2 ST DET SOT AW D SCLA 2 ke R774 M a d 4 23 SE X mm LG De ZD711 zD702 R717 Drai R716 Zi n2 5 68 75 68 5 EB 4 7K E BB A 7K guy ran Vigep aros NR ad aj ni 4 a DE i mei p 1705 i S i i COND11P A R775 2 M U T gt 4 TK al lt B gt e 120S I za z 9 lt 2 33 1 EH D M L i C732 IU 2 ra koki blie R z ud INVON 2 4 4 EVE i 2 DIM PWM 213 5 YZM A 12 R782 R7SA x gt YOP A a aK a a Ga El E a crea D R735 DIMAN FI Me a 188U LEV a w RADIAL C727 2 1 Ul ii Y2M a a TEMP 105 12 Y5P A lt 1 gt 13 Eds 14 A cio cii CAL 2 LUI 2 LAMPADJ 2 39 5 a 1 his R781 ie 2
3. q Power Connect Connect li lil Front Control Panel Front Control Panel MENU SELECT AUTO W 2 4 3 1 Power ON OFF Button 4 va 4 Button Use this button to turn the monitor on or off Use these buttons to choose or adjust items in the On Power Indicator areen Disp This indicator lights up green when the monitor V LightView A operates normally If the display is in DPM Energy This feature lets you easily select the best desired image LIGHT VIEW Saving mode this indicator color change to amber condition optimized to the environment ambient illumina H DAY TEXT tion image types etc PHOTO 2 MENU Button BEBE uu DAY Bright ambient illumination a e o NIGHT Dark ambient illumination Use these button to enter or exit the On Screen Display TEXT For text images Word processing etc MOVIE For animation images in videos or movies PH USER MODE PHOTO For pictures or drawings 3 SELECT AUTO Button USER MODE For use under user setup image Use this button to enter a selection in the On Screen conditions Brightness contrast and color tint are Display selected by the user in OSD Screen Setup Menu play When adjusting your display settings always V LightView gt V LiahtView gt press the SELECT AUTO button before 9 4 9 A MENU IMAGE ADJUSTMENT entering the On Screen Display OSD This will automatically adjust your display image Gm 4 ti gt to the ideal settings for the current scree
4. Service Guide Specification 1 Model Description Park H J KIM J K 04 08 23 04 08 23 MODEL L1915SM 3828TSL095Y SUFFIX al AUR FLATRON L1915S 2 Printing Specification 1 Trim Size Format 215mm x 280 mm 2 Printing Colors Cover LG COLORS Inside Black 3 Stock Paper Cover Snow White 150 g m Inside Snow White 100 g m 4 Printing Method 5 Bindery Saddle stitch 6 Language English 7 Number of pages 24 3 Special Instructions 1 Origin Notification LGEDI Printed in Indonesia LGEWA Printed in U K LGESP Printed in Brazil LGEMX Printed in Mexico LGENT Printed in China LGEIL Printed in India 4 Changes AL II TI ALL V nj pp Ads A IA 2 i vv G uuu No MM DD YY SIGNATURE CHANGE NO CHANGE CONTENTS I I P NO 3828TSL095Y Pagination sheet daa ME English English English English E English Rear Cover English English English English English i i Inside ka 23 Website http biz LGservice com G E mail http www LGEservice com techsup html COLOR MONITOR CHASSIS NO CL 61 MODEL FLATRON L1915S CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL To apply the Mstar Chip CONTENTS SPECIFICATIONS eee 2 DESCRIPTION OF BLOCK DIAGRAM 8 PREGAUTIONS intact eec
5. 10 W 5 1608 R T R213 0RJ0000D677 0 OHM 1 10 W 5 1608 RTP R747 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R214 0RJ0000D677 O OHM 1 10 W 5 1608 RTP R748 0RJ4701D677 4 7K OHM 1 10 W 5 1608 RIT R220 0RJ4701D677 4 7K OHM 1 10 W 596 1608 R T R769 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R240 0RJ1001D677 1KOHM 1 10 W 5 1608 RTP R772 0RJ1001D677 1KOHM 1 10 W 5 1608 RTP R506 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R773 0RJ4701D677 4 7K OHM 1 10 W 5 1608 RIT R508 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R774 ORJ1001D677 1K OHM 1 10 W 5 1608 RTP R512 0RJ0332D677 33 OHM 1 10 W 5 1608 RAP R775 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R513 0RJ0332D677 33OHM 1 10 W 5 1608 R TP R779 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R514 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R780 ORJ2001D677 2K OHM 1 10 W 5 1608 RTP R515 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R781 0RJ2001D677 2K OHM 1 10 W 5 1608 RTP R516 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R782 ORJO102D677 10 OHM 1 10 W 5 1608 RTP R518 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R783 0RJ0102D677 10 OHM 1 10 W 5 1608 RTP R519 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R803 0RJ0000D677 OOHM 1 10 W 5 1608 R TP R520 0RJ4701D677 4 7K OHM 1 10 W 596 1608 R T R807 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R521 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R808 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R522 0RJ4701D677 4 7K OH
6. ISCL Dall 21 ES enen 4 15 P4 2 DALO 20 u Rass 1 2 177 kal RDZ lt 1 gt lt 1 MST RESET Roig 1 2 122 gio po 2 HSCL 28 Hd REID 1 2 199 H D SCLA 1 4 cio ADO R524 1 2 172 e mi PI Q HSDA 28 3 guia 1 2 10A ka B span 11549 ris ADI R525 1 2 12A is Pi 1 ADO L 27 4 R542 1 2 iza KEY lt 4 4 ST D T RASA 1 2 479 a 19 p3 2 INTO ADI 6 R541 1 2 112 KEYL 42 lt 1 gt AD2 R526 1 2 172 e v pi 2 Pi Y z5 qm e R532 1 2 1m AD lt 1 gt 1 AD3 R522 1 2 100 e mal p1 3 PI SL aa R531 1 2 102 ADS lt 1 gt lt 1 gt AD4 R528 1 2 1718 22 p1 4 PLS Le e R529 1 2 170 ADS lt 1 gt 3 4 SUR RAMA 1 2 4 7K A ka RANA 1 2 4 7K R523 1 2 A K A lt 3 4 SUR 8 R522 1 AN 2 4 7K R566 1 2 17K R521 i 5 d K Ds CSMA 2 1 m 111 5UR 3 4 mm R527 4 K R543 SPE R518 1 2 A 7K 4 7K R546 1 2 4 7K al 1 2 SUR 3 4 coa 2 1 120P vv C5a2 2 1 170P H INUON 49 ze Ee A ases 3 laz sci 6 RSA 1 2 33 SCLK s 4 A3 SDA Sa p549 1 2 33 Spera 4 24L CO8B usa2 21 3 POWER 2 1510 1 C1IOSM 1910SM lt J POWER usas LMI117 3 34 R828 SOT 22F our a IN OUT am a 3 3V PL lt 1
7. default number d Add 300 3FF e Click Start button f Click Exit button 10 SERVICE OSD 1 Turn off the power switch at the front side of the display 2 Wait for about 3 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 MODULE To select applied module NVRAM INIT EEPROM initialize 24C08 ADC OFFSET The lowest value of input leves sets to digitally O zero ADC GAIN The highest value of input levels sets to digitally 255 ADC CAL W B balance sets the gain and offset value a b c d e f ELAPSED CLEAR To initialize using time 9000 O6 15 6 Ow 59009001 te 9 9 6 STILI PARALLEL PORT 30 000000009 01 sg O OJO 00000 olelor Video Signal Generator o OFF ON 5V 5V Power inlet required 4 7K 4 71 Control Line Power Select Switch oda l 110V 220V Q CA Power LED E ST Switch E V Sync On Off Switch Switch must be ON Figure 1 Cable Connection 11 TROUBLESHOOTING GUIDE 1 NO POWER NO POWER POWER INDICATOR OFF CHECK POWER CHECK J705 NO BO
8. gt a Ee 4 caos BID SUR o ZZ L a BLU Ea a usa 7 4 a wa BAZ33T R 1 2 I o a 26 cea caas 5 47715 G T LOB EY casal dr TEMP 185 Leer Le 2 37395 RB22 SR E x a801 di 4 RBLA a KTA1273 A au lt 2 4 gt SUR Bea3d 1 2 D e D 2 3 Zt a e 4 DI lt 4 1205 RAI a R804 ii A RBL2 a 10K ee a CBl4 cais e 188U 16U B 1U d SUR i7 19 FUJITSU CMO ALO Si D RADIAL meas 2 ABIES ABIES RBIS TEMP 105 12VS 19 LPL 200 200 x x e Z eni A p 4 D824 3 Azi DI 3 H 2 a MODON RAT 1 218A e A BE gt KST3924 SS cedi 22 KDS184 Zu B 211 m Deep i a S SRO gt s jcee3 Ca 2 lu 128U 16U LU RADIAL TEMP 185 KDS184 3 3V 5U MOD 8 UBG2 FDC6326L c812 4 FIN RB 1 102U 16U s bN OFF vouti l 2 RADIAL s Ri ci vouta TEMP 188 a a tu C817 RBL RB15 1U T 22K 562 zbi A A i 5 a E SA d CBLB 17 AU 19 2 sun 19 22 4 CONNECTOR JACKS
9. ides 3 ADJUSTMENT asias aida 10 TIMING CHART sonic dai bets 4 TROUBLESHOOTING GUIDE 12 OPERATING INSTRUCTIONS 5 EXPLODED VIEW 16 WIRING DIAGRAM i 6 REPLACEMENT PARTS LIST ss 18 BLOCK DIAGRAM seen 7 SCHEMATIC DIAGRAM ener 20 SPECIFICATIONS 1 LCD CHARACTERISTICS 5 POWER SUPPLY Type TPT Color LCD Module Ca Size 19inch 48cm diagonal 5 1 Power Adaplo eun Power Pixel Pitch 0 294 H x 0 294 V Input AC 100 240V 50 6012 1 0A Color Depth 16 2M colors 5 2 Power Consumption Electrical Interface LVDS MODE H V SYNC VIDEO POWER CONSUMPTION LED COLOR Surface Treatment Anti Glare Hard Coating 3H POWER ON NORMAL ON ON ACTIVE less than 45 W GREEN Operating Mode Normally Black Transmissive mode SEEON erg EN fen Backlight Unit 4 CCFL Cold Cathode STAND BY Porman Fluorescent Lamp SUSPEND ON OFF OFF less than 1 W AMBER DPMS OFF OFF OFF OFF less than 1 W AMBER 2 OPTICAL CHARACTERISTICS SPF 2 1 Viewing Angle by Contrast Ratio gt 10 k se EST LPL Module Left 60 min 70 Typ 6 ENVIRONMENT Right 60 min 70 Typ 6 1 Operating Temperature 10 C 35 C 50 F 95 F Top 1465 min 75 Typ Ambient Bottom 55 min 65 Typ 6 2 Relative Humidity 10 80 2 2 Luminance 2 3 Contrast Ratio 200 min 250 Typ 300 min 500 Typ SIGNAL Re
10. part consists of the Scaler ADC LVDS transmitter The Scaler gets the video signal converted analog to digital interpolates input to 1280 X 1024 resolution signal and outputs 8 bit R G B signal to transmitter 2 Power Part This part consists of the one 3 3V regulator and two 2 5V drop diodes to convert power which is provided 12V 5V in Power board 5V is provided for and 12V is provided for LCD panel Micom Also 5V is converted 3 3V by regulator and 3 3V is converted 2 5V by drop diode Converted power is provided for IC in the main board 3 MICOM Part This part consists of EEPROM IC which stores control data Reset IC and the Micom 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 EEPROM LIPS Board Block Diagram as j 12V Ho 50 60Hz INPUT RECTIFIER ENERGY OUTPUT RECTIFIER AND FILTER TRANSFER AND FILTER 100KHz EMI COMPONENTS LINE 100 240V SIGNAL COLLECT PWM CONTROL PHOTO COUPLER CIRCUIT ISOLATION ON PRIMARY SECONDARY INVERTER CIRCUIT High Voltage output Operation description LIPS 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 p
11. 10 R TP X7R C809 OCK103CK51A 0 01UF 1608 50V 10 R TP Di C209 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C810 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C210 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C812 OCE107EF610 100UF KMG RD 16V 20 FL BUL C211 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C814 OCE107EF610 100UF KMG RD 16V 20 FL BUL C214 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C815 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C215 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C816 OCK103CK51A 0 01UF 1608 50V 10 R TP Di C216 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C817 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C217 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C818 0CC102CK41A 1000PF 1608 50V 5 R TP NPO C218 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C219 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R DIODEs C220 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C221 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R D701 0DS226009AA KDS226 TP KEC SOT 23 80V 3 C222 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R D702 0DS226009AA KDS226 TP KEC SOT 23 80V 3 C223 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R D706 0DS226009AA KDS226 TP KEC SOT 23 80V 3 C225 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R D804 0DD184009AA KDS184 TP KEC 85V 3 C226 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R D805 0DD184009AA KDS184 TP KEC 85V 3 C227 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R ZD701 0DZ560009GB BZT52C5V6S DIODES R TP SOD3 C230 OCK104CK56A 0 1UF 1608 50V 1096 R T
12. 1608 R TP R723 0RJ0332D677 33OHM 1 10 W 5 1608 R TP R724 0RJ0332D677 33OHM 1 10 W 5 1608 R TP R726 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R727 ORJ1002D677 10K OHM 1 10 W 596 1608 RTP 19 SCHEMATIC DIAGRAM 1 SCALER e 9 L1510 L1710SM 1910SM 15 T17 718 f R201 152 68 MST9011B 9111B je 158 68 i lt A 3 BU PL 3 3un 3 R203 159 58 2 5UD lt 3 gt R208 158 68 R209 15e 68 SE d R218 150 68 ee 7 R242 x IK T 33 Tea lt 4 RED 1 AN 2 ER Eco 1 j 2 A ILI ss RINa AA AA Luagp s q M 4 BRELA CENE sou gt ais az JRINeM BE 55 LUAGM si flett ES lt 4 GRN A 1 2 BA cos 1 2 m UI m se GINO dd TI pa 2 ga 4 C232 1 2 mili 29 GINOM LVAIP L 28 q vip a 4 1 2 jk cpam 1 2 a 11 2 31 _ SOGIN LVAIM e 3 YiM A 45 4 BLU A u 2 ER COME 1 2 A ill u 28 BING n 1 2 65 Can 1 2 a UI A 27 BINOM LVA2P 78 q Y2P A 42 RD Home i zo Ee LVAZM zr s vann DER 2 4 7 2 2 43 p IK 1 NNE x na DC1 CLK LURSP m q van 4 lt 2 45 p SDAA 1 2 x uv JDD I DAT LVASM ori vama 49 zs RINI pla a g 287 RINIM EUAEKM ces go
13. 201 CHECK CONNECTION LINE FROM D SUB TO U501 14 TROUBLE IN DPM TROUBLE IN DPM Y CHECK R773 R775 NO SYNC YES CHECK U501 PIN 43 44 NO CHECK PC PC IS NOT GOING INTO DPM OFF MODE YNC PULSE TROUBLE IN U501 CHECK H V SYNC LINE 15 MAIA 4300 laXI 16 EKPLODED VIEW PARTS LIST Ref No Part No Description 3091TKL122D CABINET ASSEMBLY L1915S BRAND TKL104 LIFE IS GOOD 89483 For Australia Le 3091TKL122C CABINET ASSEMBLY L1915S BRAND TKL104 89483 WA LOCAL For Europe 102 6304FLP142A LCD LIQUID CRYSTAL DISPLAY LM190E03 B4K1 LG PHILPS TFT COLOR 20T TN 250NITS SXGA LVDS 3809TKL086A BACK COVER ASSEMBLY L1915S 3808TKL086A ABS 8D966 For Australia iu 3809TKL086C BACK COVER ASSEMBLY L1915S TKLO86A WA LOCAL For Europe 3043TKK145W TILT SWIVEL ASSEMBLY L1915S NO SWIVEL 8D966 For Australia d 3043TKK145Z TILT SWIVEL ASSEMBLY L1915SN L1915SN LGEWA LOCAL For Europe 3043TKK147G TILT SWIVEL ASSEMBLY L1915S M GRAY NO SWIVEL For Australia b 3043TKK147M TILT SWIVEL ASSEMBLY L1915S G LOCAL LGEWA For Europe 106 3550TKK452G COVER L1915S STAND REAR CAP ABS 8D966 107 6871TST717A PWB PCB ASSEMBLY SUB L1915SM CONTROL TOTAL BRAND CONTROL 108 3
14. 313TL9053A MAIN TOTAL ASSEMBLY L1915SM BRAND CL 61 6871TPT271R PWB PCB ASSEMBLY POWER M CHASSIS 1719 SOCKET 2PIN 450V POWER TOTAL LIEN CHANG v 6871TPT271B PWB PCB ASSEMBLY POWER L1710SM POWER TOTAL LIEN CHANG M CHASSIS THE INTERGRATED LIPS FOR LPL CMO HD 4951TKS145N METAL ASSEMBLY FRAME L1915S LPL For Australia i 4951TKS145P METAL ASSEMBLY FRAME L1915S N CKD For Europe 111 4814TKK268A SHIELD INVERTER CAP L1930 112 6850TD9004J CABLE D SUB UL20276 9C 5 8MM DT 1500MM CORE POS400MM GRAY 85964 L1720BM DM 17 REPLACEMENT PARTS LIST CAUTION BEFORE REPLACING ANY OF THESE COMPONENTS READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL NOTE S SAFETY Mark A AL ALTERNATIVE PARTS DATE 2004 08 12 DATE 2004 08 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION S AL LOC NO PART NO DESCRIPTION SPECIFICATION MAIN BOARD CAPACITORS C803 OCE107EF610 100UF KMG RD 16V 20 FL BUL C804 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C204 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C805 OCK105CD56A 1UF 1608 10V 1096 R TP X7R C205 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C806 OCK103CK51A 0 01UF 1608 50V 10 R TP Di C206 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C807 OCE107EF610 100UF KMG RD 16V 20 FL BUL C207 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C808 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C208 OCK104CK56A 0 1UF 1608 50V
15. ARD AND FIND VOLTAGE gt OUTA SHORT POINT IN5 PIN6 5V 2 AS OPENING EACH POWER LINE l VES CHECK NO CHECK 5VS LINE U501 PIN 8 Voltage gt 5V OPEN CHECK YES NO PROBLEM CHECK KEY CONTROL CONNECTOR ROUTINE IS U201 NO PIN114 3 3V gt CHECK 3 3V LINE VOLTAGE CHECK U201 PIN 122 NO PULSE gt CHECK X TAL YES CHECK U201 12 2 NO RASTER OSD IS NOT DISPLAYED LIPS NO RASTER OSD IS NOT DISPLAYED Y J705 NG PINS PING CHECK LIPS 5V2 YES J705 PIN9 NO CHECK MICOM INV 5V ai ON OFF PORT f VES 1 CONFIRM BRIGHTNESS J705 PIN10 NO el OSD CONTRL STATE 5V 2 CHECK MICOM DIM ADJ PORT YES CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL NO CONTACT PROBE TO gt LIPS CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE YES REPLACE CCFL LAMP IN THE LCD MODULE 13 3 NO RASTER OSD IS NOT DISPLAYED MST9111B NO RASTER OSD IS NOT DISPLAYED U U201 POWER PIN 8 114 NO 3 3V YES U201 PIN122 123 NO gt OSCILLATE AS 12MHZ U501 PIN43 IS 64KHz H SYNC NO PIN44 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 YES TROUBLE IN CABLE OR LCD MODULE CHECK U801 1 CHECK PIN122 123 SOLDERING CONDITION 2 CHECK X501 3 TROUBLE IN U
16. C717 0CC101CK41A 100PF 1608 50V 5 R TP NPO Q505 OTR390409AE FAIRCHILD KST3904 LGEMTF T C718 0CC101CK41A 100PF 1608 50V 596 R TP NPO Q703 OTR390609FA KST3906 MTF TP SAMSUNG SOT C719 0CC680CK41A 68PF 1608 50V 5 R TP NPO Q704 OTR390609FA KST3906 MTF TP SAMSUNG SOT C720 0CC101CK41A 100PF 1608 50V 5 R TP NPO Q706 OTR390409AE FAIRCHILD KST3904 LGEMTF T C721 0CC680CK41A 68PF 1608 50V 5 R TP NPO Q707 0TR390409AE FAIRCHILD KST3904 LGEMTF T C727 OCK105CD56A 1UF 1608 10V 1096 R TP X7R C732 OCK103CK51A 0 01UF 1608 50V 10 R TP Bi RESISTORs C733 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C734 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R R201 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP C735 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R R202 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP C760 OCE107EF610 100UF KMG RD 16V 20 FL BUL R203 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP C801 OCK103CK51A 0 01UF 1608 50V 10 R TP Bi R207 0RJ3900D677 390 OHM 1 10 W 5 1608 R TP 18 DATE 2004 08 12 DATE 2004 08 12 S l AL LOC vol _ PART NO DESCRIPTION SPECIFICATION S FAL LOC NO PART NO DESCRIPTION SPECIFICATION R208 0RJ0682D677 68OHM 1 10 W 5 1608 R TP R737 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R209 0RJ0682D677 68OHM 1 10 W 5 1608 R TP R744 0RJ4701D677 4 7K OHM 1 10 W 5 1608 RIT R210 0RJ0682D677 68 OHM 1 10 W 5 1608 RAP R745 0RJ4701D677 4 7K OHM 1
17. Es 25 18 a RZ4 LANA SEE a Y3P A 2n e e EXA 4 15 17 19 I Qs 91715 Seen NO USE USE st Psx mes NO UEF DF14A_20P_125H 17 19LPL NO USE 44 15 LPL USE es 19FUJITUS USE 15 auo NO USE R778 USE NO USE pa 4 R771 USE NO USE gt 3 BU SU MOD 3 J785 Li CONDEP ama 1 AA 2 12 B gra 2 pia SU RURAL ea SUR 253 s GND A lt 1 gt LED GR p e Sea 1 2 Ava m ares FI MEA HE Benn ozana yy ara KST3906 m GLKOLTP A lt i gt m E ca ci KEYI kd REVO lt a iB pras 1 2 4 K lt 2 gt 12 A eas lt 2 gt AN LED_GR Y2P A A a e a a 13 Y2M A lt 1 gt cres eem 1crie Levi Leg a Su 8 DLU T a a iu T ZLU RTAS LANZA 15 Y1P A a a gt dp Stoa je Y1M A a BAM ut SE me ea lt a 1 YeP a CONDSP gt R74 LANP LEDLAM VER a gt Y3P B 12 3 YBM I a M ou RIA 1 2 4 K i kotire a lt i gt E LANGU SCLK 2 CLKOUTM B 1 AN 2x Sbara o SUR lt 2 3 gt ADO MUTE lt 2 Y2P B sp Y2M B Y1P B d Y1M B lt 1 gt TBP B lt 1 gt YOM B en CON3ZP J702 el 23 Aug 2004 P NO 3828TSL095Y Printed in Korea
18. J4700D677 470 OHM 1 10 W 5 1608 R TP R7 ORD9101Q609 9 10K 1 4W 3 5 TA52 R548 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP SW1 140 058E SKHV10910B LGEC NON 12V 20A R549 0RJ0332D677 33OHM 1 10 W 5 1608 R TP SW2 140 058E SKHV10910B LGEC NON 12V 20A R555 ORJ1000D677 100 OHM 1 10 W 596 1608 R TP SW3 140 058E SKHV10910B LGEC NON 12V 20A R556 ORJ4700D677 470 OHM 1 10 W 5 1608 R TP SW4 140 058E SKHV10910B LGEC NON 12V 20A R557 ORJ1000D677 100 OHM 1 10 W 596 1608 R TP SW5 140 058E SKHV10910B LGEC NON 12V 20A R560 ORJ4702D677 47000 OHM 1 10 W 5 1608 R SW6 140 058E SKHV10910B LGEC NON 12V 20A R561 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T SW7 140 058E SKHV10910B LGEC NON 12V 20A R563 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP ZD1 0DZ560009AG GDZJ5 6B TP GRANDE DO 34 50 R564 ORJ1000D677 100 OHM 1 10 W 596 1608 R TP ZD2 0DZ560009AG GDZJ5 6B TP GRANDE DO 34 50 R565 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP LED1 ODLLTOO89AA LITEON LTL 1BEDJ OC2 TP GRE R566 ORJ1002D677 10K OHM 1 10 W 5 1608 R TP R701 0RJ0752D677 75 OHM 1 10 W 5 1608 RAP R703 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP R706 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP R708 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP R709 ORJ1001D677 1KOHM 1 10 W 596 1608 RTP R716 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R717 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R720 0RJ0000D677 OOHM 1 10 W 5 1608 RTP R722 ORJ1000D677 100 OHM 1 10 W 5
19. M 1 10 W 5 1608 R T R810 0RJ0000D677 OOHM 1 10 W 5 1608 R TP R523 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R814 ORJ2202D677 22K OHM 1 10 W 5 1608 R TP R524 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R815 0RJ5600D677 560 OHM 1 10 W 5 1608 R TP R525 ORJ1000D677 100 OHM 1 10 W 5 1608 RTP R821 0RJ0000D677 OOHM 1 10 W 5 1608 RTP R526 ORJ1000D677 100 OHM 1 10 W 5 1608 RTP R822 0RJ0000D677 0 OHM 1 10 W 5 1608 RTP R527 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R824 0RJ0000D677 O OHM 1 10 W 5 1608 R TP R528 ORJ1000D677 100 OHM 1 10 W 596 1608 R TP R529 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP OTHERS R531 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R532 ORJ1000D677 100 OHM 1 10 W 5 1608 RTP X501 6212AA2004A HC 49U TXC 12 0MHZ 30 P R534 0RJ0000D677 0OHM 1 10 W 5 1608 RTP R535 ORJ3301D677 3 3K OHM 1 10 W 5 1608 R T CONTROL BOARD R537 ORJ3301D677 3 3K OHM 1 10 W 5 1608 R T R541 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP Ri 0RD4701Q609 4 70K 1 4W 3 5 TA52 R542 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP R2 0RD4701Q609 4 70K 1 4W 3 5 TA52 R543 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R T R3 ORD1501Q609 1 50K 1 4W 3 5 TA52 R544 0RJ4701D677 4 7K OHM 1 10 W 5 1608 RIT R4 ORD1501Q609 1 50K 1 4W 3 5 TA52 R545 0RJ4700D677 470 OHM 1 10 W 5 1608 RTP R5 ORD33010609 3 30K 1 4W 3 5 TA52 R546 0RJ0000D677 0OHM 1 10 W 5 1608 RTP R6 ORD33010609 3 30K 1 4W 3 5 TA52 R547 0R
20. P X7R ZD702 0DZ560009GB BZT52C5V6S DIODES R TP SOD3 C231 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R ZD703 ODZ560009GB BZT52C5V6S DIODES R TP SOD3 C232 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R ZD704 ODZ560009GB BZT52C5V6S DIODES R TP SOD3 C233 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R ZD705 ODZ560009GB BZT52C5V6S DIODES R TP SOD3 C240 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R ZD711 ODZ560009GB BZT52C5V6S DIODES R TP SOD3 C251 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C501 0CC101CK41A 100PF 1608 50V 596 R TP NPO ICs C502 0CC101CK41A 100PF 1608 50V 5 R TP NPO C503 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R U201 OIPRPM3008B MST9111B ANALOG MSTAR 128P C504 OCH8106F611 10UF 16V M 85STD CYL R TP U501 OIZZTSZ531A MYSON 44P MTV312 L1915SM C506 OCCOZOCKO1A 3PF 1608 50V 0 25 PF RTP N U502 0ISG240860B M24C08W6 SGS THOMSON 8SOP R C507 0CC180CK41A 18PF 1608 50V 596 R TP NPO U801 OIPMGKEO11A KIA78D33F KEC DPAK R TP 3 3 C508 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R Q502 OIKE704200H KIA7042AP TO 92 TP 4 2 VOL C701 OCK105CD56A 1UF 1608 10V 10 R TP X7R C703 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R TRANSISTOR C708 OCK103CK51A 0 01UF 1608 50V 10 R TP B C709 OCK103CK51A 0 01UF 1608 50V 10 R TP Bi U802 OTFVI80023A VISHAY SI3865DV R TP TSOP 6 C710 OCK103CK51A 0 01UF 1608 50V 10 R TP Bi Q503 0TR390409AE FAIRCHILD KST3904 LGEMTF T C711 OCK103CK51A 0 01UF 1608 50V 10 R TP Bi Q504 OTR390409AE FAIRCHILD KST3904 LGEMTF T
21. art 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 transfer 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 Signal collection This part function is to collect the any change from the dc output and feed back to the primary through photo tran sistor ADJUSTMENT Windows EDID V1 0 User Manual 2 EDID Read 8 Write 1 Run WinEDID exe Operating System MS Windows 98 2000 XP Port Setup Windows 98 Don t need setup Windows 2000 XP gt Need to Port Setup This program is available to LCD Monitor only 1 Port Setup 8 Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe longs fren ci Sep M m 2 Edit Week of Manufacture Year of Manufacture Serial Number a Input User Info Data b Click Update button C Click Write button c Remove all
22. fer to the Timing Chart 3 1 Sync Signal Type Separate Composite SOG Sync On Green 3 2 Video Input Signal 1 Type R G B Analog 2 Voltage Level 0 0 7 V a Color 0 0 0 Vp p b Color 7 0 0 35 Vp p c Color 15 0 0 7 Vp p 3 Input Impedance 75 Q 3 3 Operating Frequency Horizontal Analog 30 gt 83kHz Vertical 56 75Hz R MAX RESOLUTION MAX Recommend 1280 x 1024 75Hz 1280 x 1024 60Hz Non condensing 6 3 MTBF 50 000 Hours Lamp Life 40 000 Hours Typ DIMENSIONS with TILT SWIVEL Width 418 mm 16 45 Depth 219 mm 8 62 Height 421mm 16 57 WEIGHT with TILT SWIVEL Net Weight 5 7kg 12 56 lbs Gross Weight 8 1kg 17 86 Ibs PRECAUTION WARNING FOR THE SAFETY RELATED COMPONENT There are some special components used in LCD mon itor 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 speci fied parts to prevent electric shock fire or other hazard Do not modify original design without obtaining written permission from manufacturer or you will void the origi nal 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 resu
23. lt in damage to the Screen Do not scratch or press on the panel with any sharp objects such as pencil or pen as this may result in damage to the panel Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are ground ed 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 softmaterial 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 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 cir cuit If the wires are pressed cause short and may burn or take fire TIMING CHART VIDEO SYNC lt lt Dot Clock MHz Horizontal Frequency kHz Vertical Frequency Hz Horizontal etc us Vertical etc ms gt gt HN Sync Dot Total Period Video Active Ti
24. me Front Porch Sync Duration Back Porch A Mode Sort Polarity Clock Frequency E A C D F selon H 31 469 800 640 16 96 48 ei alle ER IRIE AA O e A o 640x350 V 70 8 449 350 37 2 60 70Hz LAS 28 321 31 488 90 720 18 LENE 108 94 720x400 V 70 09 449 400 12 2 35 70Hz H 31 469 800 640 16 96 48 640x480 V 59 94 525 480 10 2 33 60Hz H a 37 5 840 640 16 64 120 640x480 4 ONZE tives I pa 31 5 POLES SEE E NE Ee id TJE T ee OR MA pe ONE 0 V 75 500 480 1 3 16 75Hz H Lon 37 879 1056 800 40 128 88 800x600 V i 60 317 628 600 1 4 23 60Hz H 466 46 875 1056 800 16 80 160 800x600 V i 75 0 625 600 1 3 21 75Hz H 49 725 1152 832 32 64 224 832x624 V 74 55 667 624 1 3 39 75Hz e LH lc eso 48368 184 104 24 136 160 1024x768 V 60 0 806 768 3 6 29 60Hz slice L O 1024 ll i MN gue SET eripere 176 mt 1024x768 V 75 029 800 768 1 3 28 75Hz ig Hee ETR ARE AMAR 128 144 1152x900 V S 75 062 915 870 3 3 39 75Hz H 61 805 1504 1152 18 134 200 1152x900 1 1 vou WE 92 978 AA SN NE ASA EN ZEE RORY A NZ NIA ee o RIA V 65 96 937 900 2 4 31 65Hz e H ara 63 981 1688 1280 48 112 248 1280x1024 V i 60 02 1066 1024 1 3 38 60Hz 13 LAA A ao 29976 1688 1280 16 144 248 1280x1024 V 75 035 1066 1024 1 3 38 75Hz OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW E an m o ven al D Sub Signal
25. n resolution size display a mode Dt Bring up Contrast and Brightness adjustment The best display mode is 1280 x 1024 ak VA 4 MENU CONTROLS LOCKED CONTROLS UNLOCKED OPERATING INSTRUCTIONS CONTROLS LOCKED UNLOCKED MENU and gt This function allows you to secure the current control settings so that they cannot be inadvertently changed Press and hold the MENU button and button for 3 seconds the message CONTROLS LOCKED appears You can unlock the OSD controls at any time by pushing the MENU button and p button for 3 seconds the message CONTROLS UNLOCKED will appear WIRING DIAGRAM Connector Ass y P N 6631T20020Q A Connector Ass y P N 6631T11012W A AN dN105 CN104 QN102 CN103 Connector Ass y P N 6631T20024C BLOCK DIAGRAM ua1voS saAoav uoo BUIPNIOUI ZLEALIN aLLLGLSW Buieubis jenuesoyig ebeyon MOT jenueJoajjp san g o u SINPOJN GOT Sdl 1 AGS j v81 SON epolg indu Dv 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 This
26. umen 23 23 GINI a 24 GINIM LUBZP s y YeP B 42 22_ SOGIN1 L BOM s a YOU B 4 21 BINIM LUBIP se a Y1P B 49 128 I HSYNGH LUBIM ss Krees 4 15 DOCS CLK LUB2P q Yap B 4 115 DDC2 DAT LUBEM ei a Y2M B a gt 3 R LUB3P s d YaP n 4 1 R U2Q1 LUBIM sr Y3M B 4 B G LUBCKP z CLKOUTP B 4 s B MSTOB11B LUBCKM es x CLKOUTM B 49 12_ CK sje MSISII1B casa lt 3 RIA 2 san m 15 REXT a LU 3 3V PL a UPLL tes y 1 112 GPCL Ce ka a 37 REEP E EE NEPE 3B x 47 q Ta 2e REF GND N e ste 5 A ie 20D d f aj a N C 49 q em 2 C217 C218 cais c220 um Na Fee ADS 2 2 10 TE iu fo tu Tau 427 SEL N G pa ena i5 417 SDA N 6 ss ens 25 lt 2 mst RESET E di PRRESETZ NE E i RET P lt a gt z 1187 DDCROM_CLK N C sod do lt B gt ACE E 122 DDCROM DAT N C ES y Woz 2 C213 C214 cais 215 cost C211 NE HE mE B iu B LU a iv a iv a iv B lu lt 2 4 DIMADI R222 1 2 x g 44 PAMO VC Te a 45_ PWMI BUSTYPE Ce Ge Reza 1 2 Ae 3 3vp 3 Al N Baa 1 AA 2x N ss SEK 122 XIN N 6 Eiza Dam ppe m tea XOUT SSS Em N C Ae caai C222 caos C224 C225 C226 c227 AAA a N C 184 B 1U B LU a iu a 1U B 1U B iu B 11 111 1 Ni c m i i i onononVnanananoooo NI E QNVNONNNONINAADNANA N Ce DISIIIIZZZZZZZZZZzZ NI ila TtITITITO00000000006 NS E erozja 20 2 MICOM
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