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COLOR MONITOR SERVICE MANUAL

1. R454 1000 1 10W 5 SDA VSS M24C02 RMN6TP 4 DDCASDA lt lt JDDCWP 4 4 DDCA SCL lt 39 FB402 VCC3 3 AVDD 1 2 2 3 600 OHM C407 0 1uF 16V VCC3 3 FB405 VELL 600 2 3 416 uF 16V 1 VCC3 3 FB404 55 600 OHM VDVI VCC3 3 C414 C415 0 1uF 16V 0 1uF 16V VCC3 3 FB406 600 VMPLL VCC3 3 Cc4ig 0 1uF 16V VCC3 3 DDC_WP 3 Q402 PMBS3904 VCC3 3 R414 1000 1 10W VCC3 3 0401 IPMBS3906 R409 AUTO R486 1KO 1 10W CN403 KEY AUTO 1000 1 10W 1 10W 0403 PMBS3906 R47 1KO 1 10W C446 KEY_RIGHT POWER RATE V YIKO 110W VCC1 8 FB401 VDDC VDVI VMPLL AVDD VDDP VDDC E VPLL 2 veis LOAN 600 OHM 3 3 ene u u 1 4 23 VCC3 3 5 57 aj oe ale a Bele 5 0404 C405 C406 C402 J anan Re Eaa Bac 2 iz S 1 lt aa I a a gt gt 3 RIN 2 S A AL0 9 5 3 GNDR RINON z lt S lt 3 GIN GINOP lt 3 GNDG GINON 3 soG SOGINO 3 BIN BINOP 3 GNDB BINON 2 3 VCC3 3 3 HSYNC HSYNCO 3 VSYNC VSYNCO 3 DDCA SDA DDCA SDA RS232 TX VCC3 3 FB403 VDDP 3 DDCA SCL DDCA SCL rs232 RX 23 VCC
2. 5 1 10W R403 061G06033900F RST CHIPR 390 OHM 1 1 10W R419 06160603470 RST CHIPR 47 OHM 5 1 10W R421 06160603470 RST CHIPR 47 OHM 5 1 10W R487 06160603470 RST CHIPR 47 OHM 5 1 10W R488 06160603470 RST CHIPR 47 OHM 5 1 10W 29 R437 06160603471 RSTCHIPR 470 OHM 5 1 10W R451 061G0603472 RST CHIPR4 7KOHM 5 1 10W R450 06160603472 RST CHIPR 4 7KOHM 5 1 10W R725 06160603472 RST CHIPR 4 7KOHM 5 1 10W R712 06160603472 RST CHIPR 4 7KOHM 5 1 10W R705 06160603472 RST CHIPR 4 7KOHM 5 1 10W R423 06160603472 RST CHIPR 4 7KOHM 5 1 10W R422 06160603472 RST CHIPR 4 7KOHM 5 1 10W R702 06160603510 RSTCHIPR 51 OHM 5 1 10W R723 061G0603513 RST CHIPR 51 KOHM 5 1 10W R436 06160603560 RST CHIPR 56 OHM 5 1 10W R435 061606085560 RST CHIPR 56 OHM 5 1 10W R434 061606085560 RST CHIPR 56 OHM 5 1 10W R438 061G06037509F RST CHIPR 75 OHM 1 1 10W R439 RST CHIPR 75 OHM 1 1 10W R440 RST CHIPR 75 OHM 1 1 10W COILs amp FILTERs B401 B402 B403 B404 B405 B406 B409 B412 FB411 FB410 CHIP BEAD 600 OHM 0805 CHIP BEAD 600 OHM 0805 CHIP BEAD 600 OHM 0805 CHIP BEAD 600 OHM 0805 CHIP BEAD 600 OHM 0805 CHIP BEAD 600 OHM 0805 TB160808B CHIP BEAD FCB1608KF 300T07 bullwill CHIP BEAD FCB1608KF 300T07 bull
3. MO 1 8W 1 8W 936 64325 R810 R816 R817 R833 1MQ 1 8W R842 5 3 1 8W 43KO 1 8 0808 4 7 K 1 4W 6160805105 5 10 1 4W lt 6160805105 gt 616080343 RK7002 Z 6161206472 D811 6161206519 0801 4 57G 759 2 AA or 14 1 6 5 10 1 4W R840 C832 1N4148W a ae 6161906519 1MO 1 8W 0 1uF 0 93G 64325 3 R835 4 El va ae 6802 0809 4 7 K1 4W 2 ISENSSTCMP R825 11 re 21002 f 6161206472 D808 i S VSEN Ler R825 y LA 6560805104 32 BIG 159 2 A I oP Anci 61G0805513 R839 0821 1N4148W R812 180 K1 8W 1MO 1 8W 0 1uF 0 93G 6432S 10KO 1 8W 6160803105 0807 R834 616080510 R813 080 OZ9938GN 01uF caos C810 Q810 4 7 K 1 4W C803 1M 1 8W ll Tur fes 56G 608 10 6560805103 32 047uF 470pF 50V RK7002 F F 6161206472 D807 NC C805 6560305105 22 6500805411 31 OPTA NC 0805 2208PF R814 l 1 8W 6560803222 31 750KO 1 8w 6160805430 OF R838 C817 1N4148W 6160805754 1 8W 0 1uF 0805 93G 6432S 6560805104 32 f PT802 POWER XFMR 80GL19T 8DNI 5 5 7 3 9 OPT3 N803 4 R843 033G8021 2E U C816 1KO 1 8W 0818 10pF 3KV 61G0805102 C8292 470uF 25V 5G 3J1006ET 0 1uF 67GP1511471 4H 1 2 65G0805104 32 C812 R801 a2 1000pF 330 1 4W N N 7 D803 16560805102 31 6161206380 BAV99 93G 64 33 R832 2 0824 6 2MO 1 2W OPT4 CN804 3PF 3KV 61G212Y625 KT 033G8021 2E U 3 656 3J3096ET SL S C83 C827 2 4 ad a a 0805 2P00PF 0805 2200PF 6160805751 Q805 i AM9945N T1 PF BIG 63 14 0 5 5
4. 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 CLEAR ETI To initialize using time b Auto Color W B balance and automatically sets the gain and offset value c AGING Select Aging mode on off d PANEL used panel type e NVRAM INIT EEPROM initialize 24C08 f R G B 9300K Allows you to set the R G B 9300K value manually g R G B 6500K Allows you to set the R G B 6500K value manually h R G B Offset Allows you to set the R G B Offset value manually Analog Only i R G B Gain Allows you to set the R G B Gain value manually Analog Only Connect to Connect to the PC the monitor Figure 1 Cable Connection for Micom uploading 16 TROUBLESHOOTING GUIDE 1 NO POWER No Power Power Indicator Off Please reinsert and Check the Adapter Inverter make sure the AC of section 100 240 is normal Measure Q702 Vout 1 8V U701 PIN2 3 3V Check CN701 or replace Check X401 oscillate waveforms are normal Replace X401 YES Replace U401 17 2 NO RASTER O SD IS NOT DISPLAY LIPS No Raster OSD Is Not Displaved Check power board and find out a Check U701 PIN 3 5V short point as penning each power line Check U701 Check C712 714 Check U701 PIN 1 3 3V CHECK 0702 CHECK D701 CHECK D701 D702 1 8V TROUBLE IN SCALER I
5. 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 500 F to 600 F 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 500 F to 600 F 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 Des
6. is provided for LCD panel 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 DC 12V to AC 700Vrms and operates back light lamps of module 3 MICOM Part This part is including video controller part And this part consists of EEPROM IC which stores control data Reset IC and the Micom The Micom distinguishes polarity and frequencies of the H V sync are supplied from signal cable The controlled data of each mode is stored in EEPROM 13 LIPS Board Block Diagram 20 60H7 x EMI INPUT RECTIFIER SWITCHING 100KH2 OUTPUT RECTIFIER LINE COMPONENTS AND FILTER TRANSFORMER AND FILTER 100 240V SIGNAL PHOTO COUPLER 4 COLLENT ISOLATION ION PWM CONTROL CIRCUIT PRIMARY SECONDARY INVERTER CIRCUIT High Voltage 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 for 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
7. o _ JRg02 06161206000 OOH 1 8W S JR824 06161206000 0OHMIBW O o JR823 06161206000 0OHMIBW O o JR822 06161206000 OOH W JR820 06161206000 0OHMISW R910 o61Gi206100 1OOHM BW R931 ostai206101 O R932 061G1206101 R933 061G1206101 R930 o61G1206101 VE Rote ostai208101 R906 061G1206101 1001206 R912 061G1206103 10KOHM1 8W_ _ O R99 061G1206151 RST CHIPR 150 OHM 5 1 4W R904 061G1206154 RST CHIP 150K 1 4W5 R907 061G1206154 RST CHIP 150K 1 4W5 34 Rois 061G1206154 RST CHIP 150K 14W5 O R807 061G1206220 RSTCHIPR220HM 5 1 4W R911 06161206221 RST CHIPR 220 OHM 5 1 4W R909 061G1206249 RST CHIPR 2 4 OHM 5 1 4W R801 06161206330 RST CHIPR 33 OHM 5 1 4W R818 061G1206330 RST CHIPR 33 OHM 5 1 4W R928 061G1206335 RST CHIPR 3 3MOHM 5 1 4W R929 06161206335 RST CHIPR 3 3MOHM 5 1 4W R934 06161206335 RST CHIPR 3 3MOHM 5 1 4W _ Reos 061G1206471 4701206 R835 06161206472 RST CHIPR 4 7 KOHM 5 1 4W R834 06161206472 RST CHIPR 4 7 KOHM 5 1 4W R833 061G1206472 RST CHIPR 4 7 KOHM 5 1 4W R828 061G1206472 RST CHIPR 4 7 KOHM 5 1 4W R837 06161206519 RST CHIPR 5 1 OHM 5 1 4W R842 061G1206519 RSTCHIPR5
8. 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 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 TIMI
9. 05 Q806 YES NO Unplug backlight connector wire check PT801 PT802 pin7 pin8 Check PT801 PT802 pin7 pin8 650V 650V NO Replace PT801 PT802 Replace backlight 22 WIRING DIAGRAM gt 89G179J30H 8 or 89G179S30H 8 9568014 60649 m 9568014 8D679 23 ee WHE EXPLODED VIEW 4 1 24 EXPLODED VIEW PARTS LIST Bezel Front cabinet Black color MAIN FRAME for LPL TLL1 3 A15G0163 5 ADV33042603 HSD A01 040 A15G0163 3 ADV33042602 MAIN FRAME for HSD D10 A34G0213 B6 1B 30 MCK37805801 REAR COVER 00 A37G0024 1 AGU33042901 HINGE A33G0136 B6 1L MCK37806001 HINGE BASE 090 A34G0214 B6 1B 32 MCK37806301 STAND A34G0215 B6 1B 33 MCK37806501 BASE 140 150 160 PWRCORD BLK 6FT For 89G421A 18N IS 6410TEWO003A l Europe Thailand Vietnam Russia U A E A33G0137 B6 IL MCK37806101 HINGE COVER PWR CORD BLK 6FT For 89G402A18NIS 6410TUWOOBA f USA Mexico Panama Canada PWR CORD 10A 250V BLK 6FT UK f 89G410A 18N IS 6410TBW004A UK Malaysia 251011056 20 REPLACEMENT PARTS LIST CAUTION BEFORE REPLACING ANY OF THESE COMPONENTS READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL MAIN BOARD AND POWER BO
10. 1 OHM 5 1 4W 061G1206684 RST CHIPR 680 KOHM 5 1 4W R902 061G1206684 RST CHIPR 680 KOHM 5 1 4W R903 061G1206684 RST CHIPR 680 KOHM 5 1 4W NR901 006G 31502 1 5MM RIVET R822 061G212625 KT MGFR 6 2MOHM 5 1 2W R832 061G212Y625 KT MGFR 6 2MOHM 5 1 2W NSFOR X FMR DARFONTK 2006M 101 X FMR DARFONTK 2006M 101 X FMR 550uH PT 0076563 3 X FMR 550uH YS04160073 TRANSFORMER ASS Y TRANSFORMER ASS Y CN801 033G8021 2E U WAFER WAFER WAFER WAFER CHOKE BY LI SHIN CHOKE BY LI SHIN LINE FILTER BY LITAI LINE FILTER BY LISHIN 35 JJ gt lt JJ O S T T n 1902 S73L17455VG TRANSFORMER ASSY O t91 006G 31502 15MMRIVET 006G 31502 1 5MM RIVET O 0846 3310 FUSECIP O 901 0849 41 3 3 158W250v S FBsot 0710 5529 FERRITEBEAD 36 SCHEMATIC DIAGRAM TSUM16AL SCHEMATIC XGA SXGA RIN GNDR GIN GNDG SOG BIN GNDB HSYNC VSYNC DDCA_SDA DDCA_SCL DET VGA 5V PCSV DDC WP 3 INPUT VCC3 3 VCCSV 5V VCC1 8 PCSV B2 on BACKLIGHT on Panel PC5V VCTRL VCC1 8 5V Adj BACKLIGHT VCC5V VCC3 3 2 POWER 3 ee VLCD 1 SCALER LVDS OUTPUT B4 RIN GNDR GIN GNDG SOG BIN Vcc3 3 GNDB HSYNC 5V VSYNC DDCA_SDA DDCA_SCL DET VGA DDC_WP on_Panel VCTRL Adj_BACKLIGHT 4 SCALER CC1 8 5 P
11. 1713 T 057G 41713 T 057G 41713 T 057G 41717 T 057G 41717B T 057G 763 1 057G 763 1A 706 402 703 706 403 401 702 702 704 704 N N D m L U O I 061 G0603000 RST CHIPR 0 OHM 5 1 10W 061 G0603000 RST CHIPR O OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 061G0603101 RST CHIPR 100 OHM 5 1 10W 706 721 704 478 454 453 445 443 442 441 429 R428 R427 J J M 00 R414 061G0608101 RST CHIPR 100 OHM 5 1 10W R409 06160603101 RST CHIPR 100 OHM 5 1 10W R486 061G0603102 RST CHIP 1K 1 10W 5 R477 061G0603102 RSTCHIP1K1 40W5 R476 061G0603102 RSTCHIP1K1 10W5 476 o61G0603102 RSTCHPIKI 10W5 R474 o61G0603102 RSTCHIP1K1 0W5 R455 061G0603102 RSTCHIP1K1 10W5 R47 o61G0603102 RSTCHPIKI 10W5 446 o61G0603102 RSTCHIP1K1 10W5 R480 06160603103 RST CHIPR 10 KOHM 5 1 10W R481 06160603103 RST CHIPR 10 KOHM 5 1 10W R482 06160603103 RST CHIPR 10 KOHM 5 1 10W R483 06160603103 RST CHIPR 10 KO
12. 2 0656080510231 1000PFSOVNPO 9807 0656080510332 10NF SOV O805 X7R x 9910 0656080510332 10NF SOV O805 X7R 9919 065G080510432 CHIP0 1U50VX7R 9918 0656080510432 CHIPo0 1U50VX7R x 9913 065G080510432 CHIPo0 1U50VX7R 09908 0656080510432 CHIP0 1U50VX7R x 9904 065G080510432 CHIP0 1U50VX7R 9882 0656080510432 CHIP0 1U50VX7R C829 0656080510432 CHIP0 1U50VX7R 9828 0656080510432 CHIP0 1U50VX7R x C822 0656080510432 CHIP0 1U50VX7R C821 0656080510432 CHIP0 1U50VX7R x C817 065G080510432 CHIP0 1U50VX7R 9802 0656080510432 CHIP0 1U50VX7R x 9801 0656080510432 CHIP0 1U50VX7R 9880 0656080510522 CHIP 1UF 25V X7R 0805 x C804 0656080510522 CHIP 1UF 25V X7R 0805 0806 0656080510522 CHIP 1UF 25V X7R 0805 9909 0656080522131 220PFSOVNPO 9820 065G080522231 08052200PF 9827 065G080522231 08052200PF lt 9881 0656080522231 08052200PF lt x 9806 0656080522231 08052200PF lt 09818 0656080522231 08052200PF O Z C814 065G080522422 CAP CAP 0 22 uF 25VX7R_ 9810 065G080547131 CHIP 470PF 50V NPO C809 0656080547332 CHIP 0 047UF SOVX7R 9819 0656080547332 CHIP 0 047UF SOVX
13. 2 D804 s 3 BAV99 936 64 33 1 D805 R830 R831 BAV99 82 K 1 8W 7 5 K 1 8W 93G 64 33 61G080582 61G0805752 F 42 6161206101 R933 1000 1 4W R932 1000 1 4W R906 C934 R905 1000 1 4W 0 0015UF 2KV 100KO 2W i 1903 656 2K152 IT GP 3 5uH 16152M10458F SP10150 C931 136 253 91 LS 93G 60245 0 0015uF 2KV P _ FMR 550uH PT 0076568 gt H2V 150K 1 4W 150K 1 4W A c92 6161206154 6161206154 1 7901 C915 C920 470uF 25V 7 D901 D 470uF 25V 470uF 25V S FR107 D905 R904 93G 6026T527 1N4007 150K 1 4W 4 je L902 936 52121527 6161206154 i 93G 39 38 T 73G 174 55 LG GP 5 67G215L471 4H R929 C925 R909 L904 3 8MO 1 4W 1 0UF 450V D903 D902 2 40 1 4W D906 3 5uH 67GR15510915H a ZD905 JUMP FR103 6161206249 SP10100 736 250 91 LS a N 4 4 00 936 60267 s VAR901 e Fe 930 6038T52T C914 nV NC n 090 e gt 07 C906 152 2kV X C923 C922 S gt R934 B 0 1UF 22uF 25V NC 3 470uF 25 470uF 25V 3 3MQ 1 4W 676 5152207HT 0812 924 S cor a mle 6161206335 u 152 2KV 70uF 25 5 0902 1000PF 250V amp N1000PF 250V 000PF 250V 65G306M1022BB R930 o D904 1 1000 1 4W S le 1N4148W R931 1901 lt 93G 6432S C900 1000 1 4W a R916 73L 174 53 LG GP R910 6161206101 1000 1 4
14. 3 3 ae 0408 10UF 16V mas HET LVB3M gt gt gt LVBCKP e LVBCKM IL t IL t LVB2P E 2 LVB2M S 6 6 6 5 LVB1P 15 LVB1M AVDDO R403 Y 360 OHM 1 1 RENT LVBOP LVBOM SN 26 EG ne 36 0 10KO 1 10W VCC3 3 NC ag 0 1uF 16V 25 Nc H REFM 41 GPIO_P23 PO Da GPIO p22 2 5V 2 3 U402 GPIO P15 PWMO La ars 2 10KQ ano PWM2 GPIO_P24 DET_VGA 3 aoe VDD so spo GPIO P27 PWM1 E E ae HOLD CE SCZ GPIO_P12 e ey 2 D20nF 16V Wp SCK SCK PWM1 GPIO_P25 adj BACKLIGHT 2 D415 418 RSTN A ZMM5V60uF 16V T GPIO P01 SAR2 10KO 1 10W 1000 1 10W SO AUTO ll Baul ia Giza NE 91 R42 4 7KO 1 10W GPIO P06 92 IIRO TITON D414 R404 GPIO PO 93 PWMO GPIO_P26 94 LEFT LL4148 10KO 1 10W C421 22pF50V 96 GPIO_P13 95 RIGHT XIN GPIO_P14 99 MENU x401 GPIO P16 PWM2 14 318MHz ST C423 22pF50V 80 cas BYPASS RESET i I VCC3 3 0 1uF 16V GPIO P10 120 VCCGND GPIO_P11 12C_MDA H Er O i U405 Change Symbol ai Reset rd AAA AA eset 6666666666 x Circuit 10KO 1 10W 10KO 1 10W 40 42 000 1 10W 7 1000 1 10W 0425 i 0 1uF 6V 330pF 0 1uF 16V 0 1uF 16V 4 B 0 9 BIO RS BO B1 B2 B3 B4 Bo B6 B7 B8 B9 LVA3P LVA3M LVA2P LVA2M LVA1P LVA1M LVAOP LVAOM LVB3P LVB3M LVBCKP LVBCKM LVB2P
15. 7R 0905 oo6G 31502 15MMRWET O Z o 31 006G 31502 065G 2K1521T C903 1 5MM RIVET C934 CERAMIC CAP G 065G 2K1521T C931 CERAMIC CAP G 065G 2K1521T CERAMIC CAP G 065G 2K1521T 914 CERAMIC CAP 065G 2K1521T 912 CERAMIC CAP O G u O O 067G 5152207HT 067G215Y2207KT CAP 105 C 22UF M 50V ED 105 C 22UF M 50V KINGNICHI 907 C907 g O O TI U BD901 D907 906 BRIDEGE DIODE GBU408 LITEON SP10150 SP10100 093G 50460900 093G 60245 093G 60267 U G u m I 806 093G 64 33 DIO SIG SM BAV99 PHSE 804 093G 6433 DIO SIG SM BAV99 PHSE R 801 093G 6433 DIO SIG SM BAV99 PHSE R 093G 64325 093G 64325 093G 64325 093G 64325 093G 64325 093G 64325 093G 395 24 T 093G 395 24 T 093G 395 38 T 093G 395 40 T 093G 395 42 T 093G 395 44 T 093G 64335 093G 64335 093G 64335 093G 64335 093G 64335 093G 64335 093G 645511SEM 093G 645511SEM 093G 645511SEM 093G 645511SEM 093G 645511SEM 904 807 808 809 810 D811 ZD801 D902 D903 D901 D906 ZD904 801 802 803 804 805 806 904 807 808 809 D810 IN4148W IN4148W IN4148W IN4148W IN4148W IN4148W RLZ 5 6B LLDS RLZ 5 6B LLDS PTZ 9 1B RLZ 13B LLDS RLZ27B LLDS RLZ18B LLDS DIODE BAV99 SEMTECH DIODE BAV99 SEMTECH DIODE BAV99 SEMTECH DIODE BAV99 SEMTECH DIODE BAV99 SEMTECH DIODE BAV99 SEMTECH IN4148W IN4148W IN4148W IN4148W IN4148W N N U U U N O N O
16. ANEL INTERFACE VCC3 3 5V VLCD R701 10KO 1 10W lt JAdj_BACKLIGHT 4 _ vcc1 8 LL4148 Q702 PZT2907A R703 10uF 16V R711 2 1 10W NC 10KO 1 10W Q703 PMBS3904 lt Jon BACKLIGHT 4 TTE Kg R70 ov 3 30 ad 1lo x x x 1 1 1 ww amd x ik veo3 3 3 4 5V 34 5v VLCD U702 gt U701 U701 VCC3 3 C713 C714 C712 10uF 16V 0 1uF 16V 0 1uF 16V R717 VCC3 3 10KQ 1 10W R721 R722 R725 4 7KO 1 10W AM2321P 00 1 10W NC 4 on_Panel C718 r 0 1uF 16V 0 1uF 16V R727 10uF 16V lt 10KQ 1 10W 38 veesv vcc3 3 RED R434 560 1 10W C432 0 047uF 50V EI 2 30 OHM RIN 4 ESS FB411 1 2 93008 R435 560 1 10W C433 0 047uF50V GIN 4 R438 R441 1000 1 10W C436 0 047uF50V GNDR 4 M 00 stow Cast anane LI R443 1000 1 10W C438 aur soy GNDB 4 5V 5V R455 2 4 1KO 1 10W R444 D413 ZMM5V6 10KQ 1 10W gt R445 1000 1 10W DET VGA 4 T HSI FB409 120 OHM R446 1KQ 1 10W gt HSYNC 4 n R447 1 10W 4 0442 VCC3 3 PC5V D410 D408 D409 R448 A R449 C443 C447 ZMM5V6 ZMM5V6 ZMM5V6 q 22pF 58 O x q 22pF50V E IPesv 2 N N D407 BAV70 SCL VGA SDA VGA R450 C444 D411 D412 U404 ZMM5V6 ZMM5V6 4 7KO 1 10W 8 1 0 1uF 16V eae R453 1000 1 10W Be SCL A2 es 5
17. ARD PARTS ARE DIFFERENT NOTE S SAFETY Mark A AL ALTERNATIVE PARTS DATE 2006 12 21 LOC S AL NO PART NO DESCRIPTION 0702 067G215v4797NV LOWESREC4 7 UFSOVNC C702 067G215v4797RV EC 105 C CAP4ZUFMSOV e717 067G305V100 3 10UF 20 16V 0712 067G305V100 3 10UF 20 16V C710 067G305V100 3 10UF 20 16V 9418 0676305V100 3 10UF 20 16V C408 0676305V100 3 10UF 20 16V 9408 067G305V100 3 10UF 20 16V 0495 065G060310232 1000PF 10 50V X7R 9441 065G060310412 CER2 0603 X7R16V100NP 0440 0656060310412 CER20603X7R16V100NP 0439 0656060310412 CER20603X7R16V100NP 9480 0656060310412 CER20603X7R16V100NP 06500603104 12 CER2 0603 X7R 16V 100N P 425 0656060310412 CER20603 X7R 16V100NP C422 0656060310412 CER20603 X7R 16V 100NP 0444 0656060310412 CER20603 X7R 16V100NP 09445 0656060310412 CER2 0603 X7R16V100NP 0709 065G060310412 CER20603X7R16V100NP 0713 065G060310412 CER2 0603 X7R16V100NP 0714 065G060310412 CER2 0603 X7R 16V 100NP 0716 o65G060310412 CER2 0603 X7R16V100NP C718 0656060310412 CER20603 X7R 16V100NP C419 0650060310412 CER2 0603 X7R16V100NP 401 065c060310412 CER2 0603 X7R16V100NP 09402 065G060310412 CER2 0603
18. C Check BL ON OFF pulse as Check CN701 l contacting scope PIN1 5V YES LIPS 18 2 NO RASTER OSD IS NOT DISPLAY MSTAR No Raster OSD Is Not Displayed SCALER 1 Check C421 C423 97 OSCILLATES 2 Check X401 AS 14 318MHZ 3 TROUBLE IN SCALER IC SCALER IC CHECK CONNECTION PIN27 H SYNC LINE FROM D SUB TO PIN28 V SYNC SCALER YES TROUBLE IN CABLE OR LCD MODULE 19 SCALER IC PIN27 H SYNC CHECK H V SYNC LINE PIN28 V SYNC TROUBLE IN CABLE OR LCD MODULE 20 5 POWER No Power Power Indicator Off NO Check AC line volt 110V or 220V n Check AC line Check the Check F901 BD901 voltage of C905 Check start voltage Check R906 R907 IC901 for the pin3 of C901 YES The auxiliary voltage IC901 pin 7 is between 10V 16V jumping Check D902 D902 C907 1 Check IC901 T901 2 Check Q903 ZD903 ZD904 3 Check IC902 IC903 21 6 RASTER NO Raster Lamp Off Check C811 Check power section 12V Check ON OFF Check Interface section or signal main board CheckIC801 pin Check Q801 Q802 Q803 2 5V ZD801 Check 1C801 Pin1 pin15 have the output of sawtooth Check IC801 pin 5 pin6 NO Replace IC801 wave at short time Cut all the pin connector of Check Q805 Q806 NO pin5 pin8 is 12V 0805 0806 check C811 12V VES Check 0801 0802 NO Replace Q8
19. D811 093G64S511SEM IN D905 093G 5212T52T_ DIODE 1N4007 DO 41 D901 093G 60261527 RECTIFIER DIODE FR107 D902 095G 60381527 FR D901 093G 6026w52T FRION S TRANSISTORS Ics 0902 056G1393A4 PC128Y22FZOF 119901 056037979 ICLD75229SSOP8 losot o56G60810 02988 S 10908 1056916610 T IC AZ431AZ AE1TO 92BYAAC 0903 057G667516 FET2SK367STO 220FUJI 0801 057G417 4 PMBS3904 PHILIPS SMT 04 0802 057G417 4 PMBS3904 PHILIPS SMT 04 0803 057G417 4 PMBS3904 PHILIPS SMT 04 9810 10570792 RK 9809 057G759 2 RK o 0808 057G759 2 RK S 0807 057G759 2 ES 0804 07G79 2 RK 0805 057G76314 AM9945N_ S 9806 os7a76314 9801 057G41712 T KEC2N3904SRTKPS 0802 057G41712 T KECON3904SRIKPS 0803 057G41712 T KEC2N3904SRTIKPS 0805 0570763 6 AO4828L A048281 Roos 0616152104565 100K OHM 5 2W R914 061G152M43858F RST MOFR0 430HM 5 2WS NR901 RST NTCR 5 OHM 3A THINKING JR801 0 OHM 1 10W JR821 0 OHM 1 10W R921 CHIP 1KOHM 1 10W R922 CHIP 1KOHM 1 10W R926 CHIP 1KOHM 1 10W R843 CHIP 1KOHM 1 10W s ws s R836 CHIP 1KOHM 1 10W R812 10 KOHM 1 10W R927 10 KOHM 1 10W R806 10 KOHM 1 10W R804 10 KOHM 1 10W R803 10 KOHM 1 10W R815 RST C
20. E mail http www LGEservice com techsup html O LG COLOR MONITOR MODEL FLATRON L1918S L1918S BNQ SNQ A MQP for LPL TLB2 A SOP for HSD A01 A ROP for HSD D10 A OQP for LPL TLL1 8 TLL3 sales Market CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL To apply the MSTAR Chip CONTENTS SEESIRIGATI ONS 2 SERVICE OSD aaa 16 ERI 3 TROUBLESHOOTING GUIDE nn 17 CHAP AU 7 WIRING DIAGRAM nn 23 WI AS SEBEN U 8 BLOCK DIAGRAM U 11 24 DISCRIPTION OF BLOCK DIAGRAM 13 REPLACEMENT PARTS LIST 26 ADJUSTMENT zusehen 15 SCHEMATIC DIAGRAM 37 SPECIFICATIONS 1 LCD CHARACTERISTICS Type TFT Color LCD Module Active Display Area 19 inch Pixel Pitch 0 294 H x 0 294 V Color Depth 8bits 16 7M colors Size 396 H x 324 V x 16 5 D Electrical Interface Surface Treatment Operating Mode Backlight Unit LVDS Hard coating 3H Anti Glare Normally White Transmissive mode 4 CCFL OPTICAL CHARACTERISTICS 2 1 Viewing Angle by Contrast Ratio gt 10 Left 70 min 80 Typ Right 70 min 80 Typ Top 60 min 75 Typ Bottom 70 min 85 Typ 2 2 Luminance 250 min 300 Typ Full White pat
21. HIP 100K 1 8W 5 R844 1MOHM 1 10W 33 R840 06160805105 iMOHMIAOW o R839 06160805105 IMOHMI0W R838 06160805105 1MOHM 1 10W R820 06160805105 1MOHM110W SSS R816 06160805105 iMOHMIAOW R813 06160805105 IMOHMI10W Reto 061G0805105 IMOHMI0W O o R913 061G0805114 RST CHIPR 110 KOHM 5 1 8W R908 061G0805202 RSTCHIP2K18WS R924 061G08052401F 24KOHM1 10W1 R920 06160805302 RST CHIPR 3 KOHM 5 1 8W R802 061G0805304 RST CHIPR 300 KOHM 5 1 8W R923 061G08053302F 33KOHM1 10W1 R925 06160805360 1F 3 6KOHM1 10W1 R826 061G0805361 RST CHIPR 360 OHM 5 1 8W R841 061G08054300F RST CHIPR 430 OHM 1 1 8W R817 06160805433 RST CHIPR 43 KOHM 5 1 8W R808 061608054738 RST CHIPR 47 KOHM 5 1 8W R825 061608055138 RST CHIPR 51 KOHM 5 1 8W R917 ostaososesa 6BKAB OW o R824 06160805751 RST CHIPR 750 OHM 5 1 8W R858 06160805751 RST CHIPR 750 OHM 5 1 8W R827 06160805752 RST CHIPR 7 5 KOHM 5 1 8W R831 06160805752 RST CHIPR 7 5 KOHM 5 1 8W R814 06160805754 RST CHIPR 750 KOHM 5 1 8W R823 06160805823 RST CHIPR 82 KOHM 5 1 8W R830 061G0805823 RST CHIPR 82 KOHM 5 1 8W JR904 06161206000 0OHMIBW _ JR903 06161206000 0OHMISW
22. HM 5 1 10W R484 061G0603108 RST CHIPR 10 KOHM 5 1 10W R485 06160603103 RST CHIPR 10 KOHM 5 1 10W R708 06160603103 RST CHIPR 10 KOHM 5 1 10W R711 06160603103 RST CHIPR 10 KOHM 5 1 10W R714 06160603103 RST CHIPR 10 KOHM 5 1 10W R717 06160603103 RST CHIPR 10 KOHM 5 1 10W R727 06160603103 RST CHIPR 10 KOHM 5 1 10W R701 06160603103 RST CHIPR 10 KOHM 5 1 10W R404 06160603108 RST CHIPR 10 KOHM 5 1 10W R406 061G0603103 RST CHIPR 10 KOHM 5 1 10W R408 0610603109 RST CHIPR 10 KOHM 5 1 10W R43 06160603103 RST CHIPR 10 KOHM 5 1 10W R415 06160603103 RST CHIPR 10 KOHM 5 1 10W R416 06160603103 RST CHIPR 10 KOHM 5 1 10W R424 06160603103 RST CHIPR 10 KOHM 5 1 10W R425 06160603103 RST CHIPR 10 KOHM 5 1 10W R426 06160603103 RST CHIPR 10 KOHM 5 1 10W R444 06160603103 RST CHIPR 10 KOHM 5 1 10W R452 06160603103 RST CHIPR 10 KOHM 5 1 10W R479 06160603103 RST CHIPR 10 KOHM 5 1 10W R728 06160603151 RST CHIPR 150 OHM 5 1 10W R729 06160603151 RST CHIPR 150 OHM 5 1 10W R703 06160603202 RST CHIPR 2 KOHM 5 1 10W R405 06160603203 RST CHIPR 20 KOHM 5 1 10W R449 06160603222 RSTCHIPR 2 2 KOHM 5 1 10W R448 06160603222 RST CHIPR 2 2 KOHM
23. LVB2M LVB1P LVB1M LVB0P LVB0M LVACKP LVACKM 41 LVA3P LVA3M LVACKP LVACKM LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M lt O U jalal ll DININININININININININ O I NIOO BRIO N O DN OO NI OO CO O IDRIOI BIO DIN Oo oo CN102 CONN PT801 POWER XFMR BUGLIJT 8DN1 C825 10pF 3KV 656 3J1006ET OPT CN801 033G8021 2E U R836 1 8W 6160805102 32 15 C813 R818 1000pF 330 1 4W D801 BAV99 CN802 93G 64 33 D802 OPT2 033G8021 2E U 6560805102 31 6161206350 BAV99 R803 C826 936 64 33 10KO 1 8W 3PF 3KV R822 R858 6160805103 656 3J3096ET 6 2 1 2W 2 4 7500 1 8W ZD801 U RLZ5 6B 0820 0818 1 b C801 10KQ 1 8W 93G 395 P4 T 0805 2200PF 0805 2200PF 0 1uF 6160805103 6560805104 32 NM N 0806 AM9945N T1 PF vec 576 763 14 ae D806 R823 R827 BAV99 82 K 1 8W 7 5 K 1 8W 93G 64 33 61G080582 61G0805752 C830 1uF 25V R807 65G0805105 22 22 1 4 R809 6161206220 R808 NC A 47KO 1 8W NC 0807 R828 DIM RK7002 4 7 K 1 4W KNN x m 516 759 2 6161206472 s 1N4148W 93G 6432S 820 R844 1N4148W S
24. NG CHART Sync Dot Total Video Sync Front Blanking Polarit Clock Freguency Period Active Duration Porch By Resolution E Time A D C 800 H Pixels 25 175 640 x 350 vines oe w vines me ae ae 177 an m masma V Lines 800 x 600 H Pixels V Lines H Pixels V Lines a 3 H Pixels Hi wis vines 75020 soo 768 H Pixels a V Lines 870 H Pixls mayus ss AE EEE V Lines H Pixels V Lines H Pixels V Lines 1024 x 768 1024 x 768 1152 x 870 1280 x 1024 1280 x 1024 m ma w er 1600 10 16 a ee ee H Pixels V Lines s 4 2 o KEH 4 KEH 120 o 16 8 23 160 A H Pixels i aw em 725 KEN 160 2 1 23 44 KH 20 NEH 28 3 24 38 DISASSEMBLY Set 1 2 Hold the head amp stand base and then twist Stand until Click After then pull down the stand 3 4 AN 18 M Bi Niati bi er r ous Remove the four screws 5 6 w kawan sanan Disassemble the bezel from the bottom with a thin Disassembly Back Cover card There are two clips on the button 7 Disassemble connector DISASSEMBLY Stand 1 2 Consequently pull the stand body directly 3 4 e f a l Fix Stand Base amp Stand Body 5 6 Remove the three screws Separate the hinge and stand 10 BLOCK DIAGRAM AS X Joy
25. W 109 1 4w h Q903 6 STP10NK70ZFP R912 57G 667516 C903 z 0 47uF 275V 55 FB901 1 63G 10747410S 2318 ZR J Bean Sata 8 an 169 29 55 R919 R902 Saye g 150 1 4W EN o 61G1206151 R903 5 2200 1 4W R914 6161206221 0 43 2W 20901 o Eu 680KQ 680KO C909 61G152M43858F RLZ13B a S 220pF 50V 93G 39S 40 T a ZD902 6161206684 2 2 RA 6560805221 31 SA Russ R927 co 5 10KO 1 8W CN902 a a a amp 4 S 6160805103 R923 b 28 R920 R925 33 K 1 1 8W lt 88 x 3 K 1 8W 3 6 K 1 1 8W 06160805330 2F ON OFF lt lt 1 ow oo Ale s 6160805302 6160805360 IF DIM 21 21 ON OFF o NR901 C910 56G 139 3A E ae SCK 053 TO 0 01uF 50V E ai 1241 5v 1G 58005 W 6560805103 32 5 5v N C918 6 ND 0 1ul C919 ND 65G0805104 32 R926 0 1uF 1 8W 65G0805104 32 09568014 6D643 6160805102 CONNECTOR R921 1C903 1KO 1 8W R922 AZ431AZ AE 1 6160805102 1 8W F901 56G 158 10 T KAA FUSE 3 15A 7 1 846 41 3 6160805102 R924 2 4 1 1 8W 6160805240 1F CN901 SOCKET 876 501 32 5 43 Jan 2007 P NO MFL36713631 Printed in China
26. X7R x C432 0656060347332 CHIP 0 047UF 50V X7R 093G 39147 093G 39147 093G 39147 093G 39147 093G 39147 093G 39147 093G 39147 093G 39147 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 39147SEM 093G 6442 P 0930 6442 PP 093G 6432P 093G 6432P 093G 6432P 093G 6433P 093G 6433P 093G 6433P g O O TI O TZMC5V6 TZMC5V6 TZMC5V6 TZMC5V6 TZMC5V6 TZMC5V6 TZMC5V6 TZMC5V6 ZMM5V6ST ZMM5V6ST ZMM5V6ST ZMM5V6ST ZMM5V6ST ZMM5V6ST ZMM5V6ST ZMM5V6ST BAV70 SOT 23 BAV70 SOT 23 114148 114148 114148 BAV99 BAV99 BAV99 M N see D403 093G 64335 DIODE BAV99 SEMTECH D404 093G 6433S DIODE BAV99 SEMTECH D405 093G 6433S DIODE BAV99 SEMTECH 702 ossaeass22sem Lua S O D701 osaaeassaasEM Lua D414 098G64S5225EM__ LL4148 D704 09862004 2 SR24 PANJIT SMT 093G2004 2A SM240A DO 214AC D704 U401 056G 502108 101 vv ossasas 4 17 U701 056G 5854A 17 vuos 056G1133 32 C vuon 056G113334 17 U402 LLGM9S9GNOI U403 056G1133104 TRANSISTOR Q703 057G 417 4 PMBS3904 PHILIPS SMT 04 402 057G 417 4 PMBS3904 PHILIPS SMT 04 403 057G 417 6 PMBS3906 PHILIPS SMT 06 PMBS3906 PHILIPS SMT 06 KEC 2N3904S RTK PS KEC 2N3904S RTK PS KEC 2N3906S RTK PS KEC 2N3906S RTK PS KEC 2N3906S RTK PS PZT2907A tra PZT2907A PHILIPS A03401 SOT23 BY AOS A1 AP2305N 057G 417 6 057G 41712 T 057G 41712 T 057G 4
27. X7R 16V 100NP 9404 065G060310412 CER20603 X7R 16V100NP C405 065G060310412 CER2 0603 X7R 16V100NP C406 065G060310412 CER2 0603 X7R 16V100NP C407 065G060310412 CER20603 X7R 16V100NP C409 065G060310412 CER20603X7R 16V100NP Cmo 065Go60310412 CER20603 X7R 16V100NP Ca 065G060310412 CER20603 X7R 16V100NP 09419 065G060310412 CER20603 X7R 16V100NP 26 ODO 68 os560605101 12 GERZ 0605 KTR TeV ToONP 17 eta ossco603104 12 CER 0609 X7R 16V 100NP O C415 06560603104 12 CER2 0603 X7R 16V 100N P IE este osscososios 12 CER2 0608 TR 16V 100NP _ 1 cas 065G060322031 CER 0603 NPO SOV 22P PM oma 05560609220 or CERT 0603 NPO SOV 22P rm 17 cis ossc0608220 31 CERT 0608 NPO 50v 22PPM 17 cir os500605220 at CER 0608 NPO SOV 22P rm 17 car ossc0600224 12 GAP CHIP 0603 220N 16V XTR 11107 17 cas 980PFSOVATR 11 er osscosogest se CHIP sgoPFsovx7R 00 17 cis oescoe0333132 OHIP 3300F sv xn 17 32 CHIP 330PF Sov xn 17 oma 065G060333132 CHIP 330PF Sov xn 1 cass 0650060847592 CHIP 0047UFS0VXIR 11 asr osseosos478 32 CHIP 0 047UF sv xn 0 17 css ossco600473 32 CHIP 0 047UF Sov xn 0 0484 0656060347332 CHIP 0 047UF 50V X7R C433 0658060347332 CHIP 0 047UF 50V
28. driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to achieve the dc output stabilized 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 14 ADJUSTMENT 2 EDID Read 8 Write 1 Run WinEDID exe ma 20 A2 00 51 00 FC 00 49 42 4D 00 20 20 20 20 00 El CO O oore JONO OR BH NOCCOVOO Fe Q O O m D o oo oo ooonaono om om 0080000 mo 1 Port Setup a Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe UserPort Tomas Franzon c 2000 Remove z Remove 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 default number d Add 300 3FF UserPort Tomas Franzon c 2000 Add 300 3FF Remove 300 3FF e Click Start button f Click Exit button 15 1 Turn off the power switch at the front side of the display 2 Wait for
29. einBay nee WOH u1 s S NOdd TOS vas C 0818 U NOW SCAT sdwe 1 1 Joy K lt 11 g 9 H VOIEUV IA O NEE ody C son py py 5 BLOCK DIAGRAM POWER Power EMI filter Rush Rectification Transformer Diode prevention rectifier 100 240V Starting resistor Switching 5V 12V Feedback circuit PWM OVP protect output OVP en control IC 8 circuit MOSFER Inverter LC resonance OVP circuit 4 CCFL lamps Feedback Sampling Lamp open protection Push pull Transformer circuit conversion PWM IC OZ9938GN circuit DIM DIM circuit 12 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 part consists of the Scaler ADC converter TMDS receiver and 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 and one 1 8V regulators to convert power which is provided 5V in Power board 12V is provided for inverter 5V
30. ement 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 wrap each lead of the new diode around the corresponding lead on the circuit board Securely crimp each connection and solder it 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 b 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
31. es 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 replacement 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 500 F to 600 F 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
32. iver to protect yourself from shock hazard during service operation 650Vrms e Handle with care wires or connectors of the inverter circuit If the wires are pressed cause short and may burn or take fire Leakage Current Hot Check Circuit AC Volt meter Good Earth Ground such as WATER PIPE To Instrument s CONDUIT etc exposed METALLIC PARTS 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 2 Test high voltage only by measuring it with an appropriate high voltage meter or othe
33. older 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 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 Replac
34. r voltage measuring device DVM FETVOM etc equipped with a suitable high voltage probe Do not test high voltage by drawing an arc 3 Discharge the picture tube anode only 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 4 Do not spray chemicals on or near this receiver or any of its assemblies 5 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 6 Do not defeat any plug socket B voltage interlocks with which receivers covered by this service manual might be equipped 7 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 8 Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the te
35. s essential that these critical parts should be replaced with the manufacturer s N 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 specified parts to prevent electric shock fire or other hazard e 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 e Must mount the module using mounting holes arranged in four corners e Do not press on the panel edge of the frame strongly or electric shock as this will result in damage to the screen e 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 e Protect the module from the ESD as it may damage the electronic circuit C MOS e Make certain that treatment person s body are grounded through wrist band e Do not leave the module in high temperature and in areas of high humidity for a long time e The module not be exposed to the direct sunlight e Avoid contact with water as it may a short circuit within the module e 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 CAUTION Please use only a plastic screwdr
36. st 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 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 Electrostatically 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 charg
37. tern 0 7V 6500K 150 min Full White pattern 0 7V 9300K 2 3 Contrast Ratio 500 min 700 Tye SIGNAL Refer to the Timing Chart 3 1 Sync Signal Type Separate Sync SOG 3 2 Video Input Signal 1 Type R G B Analog 2 Voltage Level 0 0 71 V a Color 0 0 0 Vp p b Color 7 0 0 467Vp p c Color 15 0 0 714Vp p 3 Input Impedance 7502 3 3 Operating Frequency Horizontal 30 83kHz Vertical 56 75HZ 4 Max Resolution D sub Analog 1280 x 1024 75Hz 5 POWER SUPPLY 5 1 Power AC 100 240V 50 60Hz 0 8A 5 2 Power Consumption VIDEO POWER CONSUMPTION LED COLOR POWER ON NORMAL ON ON ACTIVE 34 W Typical GREEN OFF ON OFF less than 1W AMBER STAND BY SUSPEND ON OFF less than 1W AMBER DPMS OFF OFFIOFF less than 1W AMBER POWER S W OFF poe lt less than 1 W OFF 6 ENVIRONMENT 6 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 6 2 Relative Humidity 20 80 Non condensing 6 3 MTBF 50 000 HRS with 90 Confidence Lamp Life 50 000 Hours Min 7 DIMENSIONS with TILT SWIVEL Width 418 mm 16 45 inchs Depth 180 1mm 7 09 inchs Height 414 mm 14 98 inchs 8 WEIGHT with TILT SWIVEL Net Weight 4 3 kg 9 48 Ibs 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 enn parts list lt i
38. will CHIP BEAD FCB1608KF 300T07 bullwill 071G 5627601 071G 562601 071G 562601 071G 567601 071G 5627601 071G 567601 071G 59B121 071G 59K300 B 071G 59K300 B 071G 59K300 B 71 OTHERs 033G3802 6 J CN701 WAFER G LVDS SOCKET WAFER 2 4P 2 0MM D SUB 15PIN CRYSTAL 14 318MHZHC 49US CN102 33G801930D BH JS CN403 33G8043 8 H CN405 088G 35315F H X401 093G 2253 POWER BOARD CAPACITORS C903 C825 C816 CAPACITANCE 10PF J 3KV SL 10PF J 3KV SL 3PF J 3KV Z5P 063G 10747410S 065G 3J1006ET 065G 3J1006ET C824 065G 3J3096ET C826 065G 3J3096ET 3PF J 3KV Z5P 0900 065G306M102283 Y1 CAP 1000PF M 250VAC TDK _ 0901 0650506 102285 Yi GAP 1000PF M250VACTDK _ 0902 0650506 02285 Yi CAP 1000PF M250VACTDK 90 0901 065G306M1022BP__ 1000PFY1 CAP I 0900 065G306M10228P 1000PF Y1 CAP_ I C924 067G215V471 4H 470UF 25V O 0923 o67G218v471 4H C922 067aaisvariaH 470UF25V_ 9901 os7aaisva7iaH 470UF25V_ _ 0920 o67G218vaiaH 470UF25V_ ois 06702114 47002 0 0815 os7catsvari 4H S C811 067G215V4714H_ 470urF25y 0 067G215S10915V C925 3964 EC CAP 1 0uF 450V 8 11mm C905 067G315Y10115H EC 100UF 450V 20 34mm 0808 06160805184 RST CHIPR 180 KOHM 5 1 8W 9818 0656080510231 1000PFSOVNPO 081

COLOR MONITOR SERVICE MANUAL

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