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SERVICE MANUAL

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1. 16 BLM21B750SPT 10401 8 R42 1 2 425 16 3 H NS 33N 16V 6703 1406 BLM18AG121SN1 2V5TPLL 2V5D 2V5TM L407 RX2 C431 mos 104P 16V SM C428 104P 46V 3V3D RXC 40 9 d 2V5TPLL 0403 2V5AI ADCPWR CTL sizadi lt AOB401 x C437 C438 CE g SD 1410 104P 102 2 BLM18AG121SN1 16V 29V SCALER o e 2 1 2 hr R429 AKT e e Ss ape 5 2V5D SCALER RASS 39 3V3D SCALER TE E 4 SCALER INTN za RES 5 5 1 SCALER Ita 3 104p z o 5 16V 2 POLK 2 ave E NC vcc PHD 5432 X 06 PVD 5 ESSI Epiro our 2 2 55 8 562 EE 25MHZ OSC Rae 33 cus 5 15 1412 1413 BLM18AG121SN1 BLM18AG121SN1 of 2 2 5 VZ 2 GOf0 7 R435 4K7 2 2 4 C454 104P 16V 16V 16V CSG2 10 4 S gt BRIGHTNESS 3 2V5D SCALER e lt lt 0441 42 443 445 446 447 104P 104 104P 104P 104P 104 104 16V 16V 16V 16V 16V 16 16V 16V AGND o 2V5D SCALER 3V3D SCALER R426 47 4 15V 216 12100 15 RO O 7 2 2 R408 0 1 8W R414 0 1 8W R417 0 1 8W
2. 599910613 NEC SERVICE MANUAL COLOR MONITOR LCD1501 MODEL LCD1501 BK B NEC MITSUBISHI ELECTRIC VISUAL SYSTEMS CORPORATION NOVEMBER 2002 200211 08R390B3 The SERVICE PERSONNEL should have the appropriate technical training knowledge and experience necessary to e Be familiar with specialized test equipment and e Be careful to follow all safety procedures to minimize danger to themselves and their coworkers To avoid electrical shocks this equipment should be used with an appropriate power cord This equipment utilized a micro gap power switch Turn off the set by first pushing power switch Next remove the power cord from the AC outlet To prevent fire or shock hazards do not expose this unit to rain or moisture This symbol warns the personnel that un insulated voltage within the unit may have sufficient magnitude to cause electric shock This symbol alerts the personnel that important literature concerning the operation and maintenance of this unit has been included Therefore it should be read carefully in order to avoid any problems AN PRODUCT SAFETY CAUTION 1 When parts replacement is required for servicing always use the manufacturer s specified replacement 2 When replacing the component always be certain that all the components are put back in the place 3 As for a connector pick and extract housing with fingers properly since a disconnection and improper contacts may occur when
3. 9 Dikkat T rkce 1 Bildirim 1 igindekiler 2 Hizli Baslama T rkce 2 Kontroller Turkge 6 Tavsiye Edilen Kullanim T rkce 9 English E D Cesky gt Deutsch D EAAnvika gt Espafiol D Francais gt Italiano D Nederlands D Polski gt gt T rk e gt A Cw A TO PREVENT FIRE OR SHOCK HAZARDS DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE ALSO DO NOT USE THIS UNIT S POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLETS UNLESS THE PRONGS CAN BE FULLY INSERTED REFRAIN FROM OPENING THE CABINET AS THERE ARE HIGH VOLTAGE COMPONENTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL CAUTION A CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVIGE PERSONNEL This symbol warns user that uninsulated voltage within the unit may have sufficient magnitude to cause electric shock Therefore it is dangerous to make any kind of contact with any part inside this unit This symbol alerts the user that important literature concerning the operation maintenance of this unit has been included Therefore it should be read carefully in order to avoid any problems Caution When operating the LCD 1501 with a 220 240V AC power source in Europe use
4. EAAnvika 9 Advertencia Peligro Espafiol 1 Declaraci n Espafiol 1 Contenido Espafiol 2 Inicio r pido Espafiol 2 Controles Espafiol 6 Uso recomendado Espafiol 9 Avertissement Attention Frangais 1 D claration Frangais 1 Sommaire Frangais 2 Mise en marche rapide Frangais 2 Commandes Frangais 6 Conseils d utilisation Frangais 9 Avvertenza Attenzione Dichiarazione Contenuto Guida rapida Controlli Uso consigliato Nederlands 1 Nederlands 1 Nederlands 2 Snel aan de slag Nederlands 2 Besturingselementen Nederlands 6 Aanbevolen gebruik Nederlands 9 Waarschuwing Let op Kennisgeving Inhoud Uwagi dotyczace zasilania monitora Polski 1 Ostrzezenie Uwaga Polski 2 Polski 2 Deklaracja Zawarto opakowania Polski 3 Instalacja monitora Polski 3 Polski 7 Przyciski Zalecenia eksploatacyjne Polski 9 1 1 2 2 6
5. Check the DE pulse is output on R405 OK Check the PVD signal is ouput on R433 IC401 and IC301 pin28 3 R433 C314 failure OK Failure point Check the PHD signal is ouput on R432 1 IC401 failure 2 Printed wire broke between U401 and IC301 PIN27 3 R432 or C315 failure Check the data signal output on IC301 R G B data pin Failure point 1 IC401 failure 2 Printed wire broke between IC401 1 301 line Failure point IC301 failure 3 Checking the back light unit Is 12V voltage provided to inverter NG Failure point OK Check Power Board Is 12V source voltage provided to pins 1 and 2 of CN1 in inverter module NG Failure point OK Inverter cable disconnection Check the ON FF signal of equal at pin6 NG 1 failure 2 printed wire broke between u p trace to OK Check Inverter F1 open NG Failure point OK Inverter cable disconnection Failure point F1 failure Replace the inverter board 4 Abnormal screen Check the R G B video signal from computer input on D Sub R G B connector 1 NoR G and B video signal output from host NG computer Check computer 2 Video signal cable disconnection Failure point Check the R B G input signals on 401 pin 2 13 20 respectively that their level is 0 7Vp p Failure point typical p In the case of the Red signal A Green and Blue sign
6. 0 sos 2 10 oer ow s gt 25 m seo o 555 ooo 72 m 20 gems em 2 1 oan em 4 22 1 EE gt seo 5 21 s 7 om ogs 6 2 E 29 104 0 sos zes e 2 029 ans 22 2 5 555 5 106 20 ss 6 2 EE gt 002 oe geom ooo 2 1 4 Inspection PLUG amp PLAY communication OSM MONITOR INFORMATION for model name serial number 4 1 System connection This system should be connected as shown below Part No 599910612 DESKTOP NOTE Signal cable DDC communication Monitor BOARD Part No 599910541 Signal generator DDC Communication I F BOARD 4 2 Input signal Horizontal synchronization frequency Not specified Vertical synchronization frequency Not specified 4 3 Program Service tool Ver 3 14 Parameter ver 2 0 2 Part No 599910612 5 4 4 4 1 Connect the EDID data writing unit with jigs etc 2 Copy all the files of the service tool Ver 3 14 Parameter v
7. 0 1U 16V SMD 7 0 01U 50V CERA 47P 50V J 47P 50V J SMD 7 0 1U 16V SMD 7 0 1U 16V SMD 7 0 1U 16V C SMD ELE85 16V 10U M SMD 7 0 1U 16V C SMD ELE85 16V 10U M SMD 7 0 1U 16V C SMD ELE85 16V 10U M C SMD ELE85 16V 100U M SMD 7 0 01U 50V C SMD ELE85 16V 10U M SMD 22P 50V J CERA 10 50 10 50 10 50 ELE85 16V 470 SMD 7 0 1U 16V K 10 10 0603 ELE85 16 470 470P 50V J SMD 7 0 1U 16V SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K ELE85 16V 470 SMD 7 0 1U 16V K 1000P 25V J SMD 7 0 1U 16V CERA 0 033U 16V K GM433333 GM422333 GM433333 GM433333 GM433333 GM433333 GN347629 GM410423 GM410423 GM410423 GN347629 GM410423 GM410423 GN347629 GM410423 GM410423 GM410232 GN347629 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM415052 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM41051K GM410353 GNM47738 GM422333 GM410232 GM410232 GM41051K GN
8. 6 Explanations of the factory mode HOURS RUHHIHE OH 00DDOHDEMH T UH 000023HA DH T OFF D D H D 5 H 00 58 FACTORY PRESET AUTO AUTO ALL SETTIHG LANGUAGE SETTING ON Accumulated time during the reception of input signals LED green OFF Accumulated time in the power saving mode LED amber The above mentioned accumulated time hours running is reset when FACTORY PRESET or the RESET lt gt keys is pushed during a display is executed T ON Total accumulated time during the reception of input signals LED green T OFF Total accumulated time in the power saving mode LED amber The above mentioned accumulated time hours running is not reset even when FACTORY PRESET is executed F W VERSION Firmware version FACTORY PRESET All data are reset to the initial values It is possible to adjust the gain values of R G B respectively It is possible to adjust the offset values of R G B respectively AUTO CONT No of auto contrast control trials conducted by the user AUTO ALL No of auto adjustment trials conducted by the user HOTKEY SETTING Set at ON Europe version for shipment Set at OFF Japan version and North America version for shipment LANGUAGE SETTING Set at EN Europe and North America version for shipment Set at JP Japan version AUTO Auto adjustments for the gain and the bias 4
9. 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V SMD 7 0 1U 16V SMD 7 0 1U 16V C SMD CER B 1U 10V 0603 SMD 7 0 01U 50V ELE 105C 470U 25V M C CERA 7 0 022U 16V C 1000P 25V J C 1000P 25V J C SMD CER B 1U 10V 0603 C SMD ELE85 16V 100U M C ELE 105C 470U 25V M C SMD 7 0 01U 50V C SMD 7 0 01U 50V C 1000P 25V J C SMD 7 0 01U 50V C SMD ELE85 16V 10U M C SMD 7 0 01U 50V GM410353 GM410353 GJ033417 GJC10285 GJC10285 GAY00010 GB7103H3 GA310555 GF210452 GA347655 GJC22285 GB7103H3 GB210458 GAM68737 GAM68737 GF233252 GF210452 GAM22737 GAM22737 GB210458 GB210458 GB210458 GXY00011 GXY00011 GXY0001 1 GXY0001 1 GXY00011 GXY00011 79 0503 79 0503 9 5051 79 0655 79 0655 79PQ5049 79PQ1746 79PQ0196 79PQ0752 79PQ1267 79 0656 79PQ1746 79PQ0228 79 0644 79 0644 79PQ5050 79PQ0752 79 0642 79 0642 79PQ0228 79PQ0228 79PQ0228 79PQ5154 79PQ5154 79PQ5154 79PQ5154 79PQ5154 79PQ5154 8 9 SYMBOL Part No for NPG Part No for NMV DESCRIPTION SMD 7 0 01U 50V SMD 7 0 01U 50V C SAFETY X 0 33U 275V M C SAFETY Y D 1000P 250V M SAFETY Y D 1000P 250V ELE105 100U 400V CERAMIC Y5P B T0 01U 1KV ELECT 85 C T 1U 50V M MEF CAP BOX 0 1U 50V J C ELEC 47UF 50V M C SAFETY Y D 2200P 25
10. 4 4 Bias and gain control 1 Enter an input signal 1024x768 75 2 in 32 gray gradation 2 Enter the factory mode according to 3 2 Specific key operation 3 Press the SELECT button several times to display the AUTO CONTRAST adjust menu EAST RARE ZETIIHH 4 Pressing the lt left and gt right buttons adjust the cursor to AUTO CONTRAST When the key the key is pressed adjustment of the bias and the gain is carried out 5 When adjustments have been finished press the EXIT key to close the factory mode 5 VG 819 setting values Signal VG 819 Mode 1024x768 75 2 DOT CLOCK MHz 78 75 TOTAL DOT 1312 DISP DOT 1024 SYNC PULSE DOT 96 BACK DOT 176 HDstrat DOT 0 HDwidth DOT 0 V INTERLACE NON TOTAL H 800 DISP H 768 SYNC PULSE H 3 BACK PORCH H 28 EQPfp H 0 EQPbp H 0 SERRATION H OFF EDP H OFF VDs H 0 VBf H 0 OUTPUT OUTPUT MODE ANALOG NRZ RZ NRZ CV HS POS VS POS CS NEG HD NEG VD NEG RGB POS HT POS 0 70V Set up 0 00V Sync 0 30V PAT SEL GRAY CHARA Format 1 PATTERN Code 82 Font 16 16 Cell 16 16 GRAY Direction 0 100 L1 17 12 34 13 51 14 68 15 85 L6 102 17 127 8 143 L9 159 LA 175 LB 191 LC 207 LD 223 1 239 LF 255 4 5
11. All other trademarks or registered trademarks are property of their respective owners English 1 1 6 English Contents Your new NEC LCD monitor box should contain the following LCD1501 monitor with tilt base Power Cord Video Signal Cable User s Manual CD ROM includes complete User s Manual in PDF format To see the User s Manual Acrobat Reader 4 0 must be installed on your PC Remember to save your original box packing material to transport or ship the monitor Quick Start To attach the LCD monitor to your system follow these instructions 1 Turn off the power to your computer 2 Remove cable cover 3 For PC Connect the 15 pin mini D SUB of the appropriate signal cable to the connector for the display card in your system Figure A 1 Tighten all screws For Mac Connect the LCD 1501 Macintosh cable adapter to the computer Figure B 1 Attach the 15 pin mini D SUB end of the appropriate signal cable to the LCD1501 Macintosh cable adapter Figure B 1 Tighten all screws Macintosh Cable Adapter not included Macintosh G3 and G4 do not need a Macintosh cable adapter Figure A 1 Figure B 1 4 Connect the 15 pin mini D SUB of the video signal cable to the appropriate connector on the back of the monitor Figure C 1 5 Connect one end of the power cord to the LCD1501 monitor and the other end to the power outlet Place the video signa
12. V sync z 2 v 401 2 SAA6713AH DDC SCL EEPROM 25MHz OSC IC102 X401 3 3v 24 16 a n rs INVERTER control signal UP 5 IC101 E a NT68F632 3 3V O P 2 5 DC e 5 IC601 12 TL494 25V 2 5V REG IC402 IC301 LVDS XMTR Switch IC302 HAT1053 Panel Vcc 4 LU 2 lt m 7 2 2 Power circuit 2 1 Power input 12V DC input from power Board through J601 to interface 2 2 DC to DC circuit 610 is used generate the system power It have built in 1 channel PWM controller to provide voltage output The output 3 3V is provide panel Vcc and 2 5V regulator input and provide the Scaler and MCU power 2 3 Panel Vcc control Panel power control used Q301 IC301 from 1 101 pin35 PANELVCC_CTL While the PANELVCC_CTL stay at High level the panel voltage is 3 3V While the PANELVCC_CTL stay at Low level the panel voltage is OV 7 3 3 Microprocessor control circuit 3 1 Clock circuit The X101 is crystal it generates an 12MHz output for microprocessor 3 2 buses IC101 pin 12 SDA Serial data IC101 pin 13 SCL Serial clock This serial communication bus is used for READ or WRITE data communication of 1 101 and IC401 3 3 General purpose port 3 3 1 Key scan status 101 pin16 is for POWER 1 101 pin17 is for OSD adjust C101 pin18 is for OSD SELECT adjust C101 pin19 is for
13. 010000 010000 FM010101 FM010101 FM010101 FP222223 FP222223 FP222223 FM100472 FM100472 FM510221 FM100472 FM100472 FM510221 010222 010103 010000 010222 010222 010222 FM100330 79PQ5130 79PQ5105 79PQ5131 79PQ5108 79PQ5127 7 730 79PQ5104 79PQ2790 79PQ5106 79PQ5129 79PQ5126 79PQ5125 79PQ5124 79PQ2203 79PQ5107 79 0175 79 0175 79EN0615 79EN0615 79EN0615 79PQ5147 79PQ5147 79PQ5147 79PQ1899 79PQ1899 79PQ5046 79PQ1899 79PQ1899 79PQ5046 79EN0617 79 0178 79 0175 79EN0617 79EN0617 79EN0617 79PQ5043 COVER HINGE T BK COVER REAR ASSY LCD1501BK COVER STAND COVER STAND REAR BK PAD FOOT SHIELD BASE TILT BASE PE BAG 750 450MM CARTON LCD1501 CAUTION SHEET CD FOR LCD 1501 EPE SHEET HANDLE RATING LABEL LCD1501 NAVISET CARTON BOX FLYER OWNERS MANUAL LCD1501 PE BAG 340 225 POLYLON BIL POLYLON B R POLYLON T SALES OFFICE LIST SETUP SHEET FOR LCD1501 R SMD 1 10W T 5 0 SMD 1 10W T 5 0 CHIP 1 10W T 5 100 CHIP 1 10W T 5 100 CHIP 1 10W T 5 100 NETWORK 1 10W T 5 2 2 NETWORK 1 10W T 5 2 2K NETWORK 1 10W T 5 2 2K CHIP 1 8W T 5 4 7K CHIP 1 8W T 5 4 7K R SMD METAL 1 3W 220H J CHIP 1 8W T 5 4 7K CHIP 1 8W T 5 4 7K R SMD METAL 1 3W 220H J R CHIP 1 10W T 5 2 2K SMD 1 10W T 5 10K SMD 1 10W T 5 0 R CHIP 1 10W T 5 2 2K R CHIP 1 10W T
14. 1 F901 MRT 3 15AH 250V SR 5 3 15AH 250V P901 AC INLET AC IN 100V 240V POWER BOARD 1 1 R907 9 09K 1 4W 1 IC901 X TOP245Y PD901 P6KE200A C909 470 910 3300P 250V T901 49A 1041 LS NP02P 004 10 6 0921 FCQ10A06 R922 1K 1 4W C923 3300P MEB R926 33K 1 4W 1 1C921 KIA431A AT R924 18 5K 1 4W 1 R925 4 87K 1 4W 1 1932 4932 33UH 1 12V 2 vv C935 318 0 10 INV_ON OFF Y5V BRT TO INVERTER J933 BRIGHT INV ON OFF GNI GND 12V 12V TOUCH C933 C936 220U 0 1U 25V YSV 105C TO MAIN DIAGRAM oX o X 20 CN2 1 INVERTER BOARD 1 1 li 2 1 T UU 18 C 68P C 68P R28 Q SGASDV 5 EI R 200K FI 5 L 33uH K 61 FICP 823 NI 4 25 1 2 NS e NNN m 1 lt p bi 19 5 D 2 gt D LSA148 1 2 1 2 1 1 RIS 227 D ISS355 NC 3 N46 O Lr 5 NI E ofS Inn D B240 SMB
15. 5 2 2K R CHIP 1 10W T 5 2 2K R SMD METAL 1 8W 33H J 010473 FM010473 010000 010000 FM100101 FM010101 FM100101 010101 100222 100222 225103 010222 010222 010103 010103 100103 010000 010472 010471 010103 010103 010470 100510 100000 224703 100390 100390 100270 224703 100000 FM100123 FP224703 FM100000 FM100390 FM100390 FP224703 FM100270 FM100390 FM100390 FM100270 FP224703 FP224703 010472 010472 FM010151 FM010470 FM010470 FM010470 79PQ5039 79PQ5039 79 0175 79 0175 79PQ1891 79EN0615 79PQ1891 79EN0615 79 0226 79 0226 79PQ5149 79EN0617 79EN0617 79ENO178 79 0178 79PQ1893 79 0175 79 0185 79PQ5038 79 0178 79 0178 79EN0623 79PQ5044 79PQ1890 79PQ5148 79 0231 79 0231 79 0228 79PQ5148 79PQ1890 79 0223 79PQ5148 79PQ1890 79 0231 79 0231 79PQ5148 79 0228 79 0231 79 0231 79 0228 79PQ5148 79PQ5148 79 0185 79 0185 79PQ5036 79EN0623 79EN0623 79 0623 8 5 SYMBOL Part No for Part for DESCRIPTION CHIP 1 10W T 5 47K CHIP 1 10W T 5 47K R SMD 1 10W T 5 0 R SMD 1 10W T 5 0 CHIP 1 8W T 5 100H R CHIP 1 10W T 5 100 CHIP 1 8W T 5 100H R CHIP 1 10W T 5 100 R SMD 1 8W T 5 2 2K R SMD 1 8W T 5 2 2K R NETWORK 1 10W T 5 51H R CHIP 1 10W T 5 2 2K R CHIP
16. GNDPLL AGND AGND 2 50 BLM18AG121SN1 L405 DIAGRAM VGA HDR FM MAIN BOARD VGA 5 5 4 1201 39 a 0201 DAN217 T146 SZ 201 5VD NC Q GND 4 5 GND gt gt G_IN 4 122 39 1 8W D202 T NLADAN217 T146 5VD 202 GND GND 2 4 1203 39 1 8W D203 i r 217 7146 SVD 0203 9 NC GND GND L204 RB495D 1 2 3 2 BLM11A121SPT DVL SV 1 0205 00725 68 205 104P MCU 3 3V x R206 R207 47K 47K 125 0 R209 0 VGA SCL x N R210 0 D206 D207 UDZS5 6B UDZS5 6B R211 AGND 100 1 8W 2 H R213 100 1 8W 2 v 9 BK2125HS431 R216 22K D209 1 8W UDZS5 6B 0208 UDZS5 6B AGND 10 5 1 8W 3V3D L206 BLM18AG121SN1 C206 103P 2 203 3 4 741 14 AGND 2030 8 741 14 MIC5205 3 3BM5 14 1 203 5 6 741 14 14 7 203 11 10 741 14 MCU 3 3V3D D211 CRSO1 823 0203 25 1037 DET R231 10K 0210 HZKAA 1 2W R212 100 2 4 216 R214 100 AGND av 4 NC AGND DIAGRAM TH901 SCK103 1 2 BD901 CA D2SB60A 7 2 C905 911 10007 0 010 400 1 1901 30 mH 202 03 30 mH LSNP02F002 RV901 ENE471D 10A TVR10471KS NG R901 470K 1 2 J901 MAIN SW B2P3 VH B 3 2
17. Input the sync signal of computer or change the cable Proceed section 7 Checking the resolution change IC movement 2 Nothing displays screen Screen is black color of LED is green Is backlight lit OK Refer to section 3 Checking the backlight unit Does computer output RGB Check the video cable for failure video signals Check the host for output signal with all black only 1 Change pattern of video signal output on the host 2 Reconnect the video cable 3 Change the video cable Check OSM menu is displayed on screen when you push the EXIT 4 gt OR key Check if the LCD video signal cable is connected between the MAIN board and LCD module Failure point Proceed section 4 The cable is disconnected Abnormal screen Next page Is 3 3V voltage provided to pins 19 20 of J301 MAIN board Is 3 3V voltage provided to pin 19 and 20 of J301 Failure point 95 Check Q301and 1 301 Failure point J301 cable pulled out or disconnected Is a PCLK being outputted under the condition that R304 in main BD Failure point 1 IC401 failure 2 Printed wire broke between IC401 and IC301 pin31 3 R431 C312 or R304 failure Failure point 1 IC401 failure 2 Printed wire broke between IC401 and IC301 pin30 3 R405 or C313 failure Failure point 1 IC401 failure 2 Printed wire broke between
18. SELECT RESET EXIT Button CONTROL Button ADJUST Button SELECT Button RESET Button EXIT Button Exits the OSM controls Exits to the OSM main menu CONTROL Button Moves the highlighted area left right to select control menus Moves the highlighted area up down to select one of the controls ADJUST Button Moves the bar left right to increase or decrease the adjustment SELECT Button Active Auto Adjust function Enter the OSM controls Enter the OSM sub menu RESET Button Resets the highlighted control menu to the factory setting 3 2 Special key operation lt Factory mode gt 1 Open the information tab MODE of the OSM menu H H ros 2 Simultaneously press the three keys of lt left gt right and RESET 3 When message of WARNING appears press the SELECT button to enter the factory mode Ej TOE net i milt valp 1 4 Press the EXIT button to close the factory mode lt Aging mode gt 1 Make the setting not to receive input signals 2 Simultaneously press the three keys of and RESET HH 3 Using the lt left and gt right buttons it becomes possib
19. serial number 5 4 4 1 System connectlon bed det i d eaa ed bud vnd 5 4 4 2 Input signal Lis 22 iiid o tte 5 4 3 Program 25425102 I IGI tice e amnia EN 5 4 4 umm 5 5 45 EDID ua 5 8 5 External inspection on the LCD module 5 9 5 1 Inspection condition ie 5 9 5 2 Standards for display conditions 1 u L eene 5 9 5 3 The inspection standard of appearance 5 12 5 3 1 Polariz r defects tein tette ct its 5 12 5 3 2 Forelgnimalterlal uu y Shatin sine et ena inei ea 5 12 5 9 9 Line detect uu E 5 12 5 34 Bezel appearance beet c pde asit cei edi epe 5 12 5 1 1 Electrical inspection 1 1 Electrical performance Function switch check 1 Input 1024x768 75Hz pattern Crosshatch 2 3 4 5 6 7 Image should appeared within 4sec after Switch ON LED lighting green It should not appear noise while Switch is turn ON or turn OFF OSM should be indicated by push Exit or lt OR gt or or button While or button is pushed the value should change smooth and it should not be appeared noise Check the OSM off when push the OSM OFF switch EXIT 2 2 wa WH 1 2 Frequency change 1 Change the preset timing 2 Check the picture and the time when freq change less 5 sec 1
20. 3 Performance check 1 Input 1024x768 75Hz pattern 256 GRAY SCAL PATTERN 2 Press AUTO switch 3 Check the color gray scal smoth and not data lost 1 4 Check power manage function Mode Horizontal Vertical Input Timing Power Supply consumption Normal On On 240V 1024x768 75Hz 20W Standby Off On 240V 1024x768 75Hz 2W Suspend On Off 240V 1024x768 75 2 2W Off Off Off 240V 1024x768 75Hz 2W 5 2 2 Safety 2 1 Insulation resistance The resistance of the insulation between the power terminal and the earth ground contact is more than 10M ohms while withstanding voltage of 500Vdc 2 2 Dielectric strength There is no breakdown of the insulators or short circuits when applying an alternating potential of 1000Vac for a duration of 1 one minute or 1500Vac for a duration of 2 two second at 50Hz between the metallic chassis and the input power supply active and neutral terminals connected together 2 3 Leakage current The current conducted between each of the power supply s contacts is less than 1 5mA at 255Vac 60 2 and 0 25mA at 100 60 2 2 4 Ground continuity The resistance between the groundside of the power cord and the accessible metal parts located in ground circuit shall not exceed 0 1 ohm at current load of 25mA 3 Preset timing sheet ER CEEEREEEEER MHz 31 469 469 900 108 18 70 087 087 Be DR
21. 8 RIK 1 5 3 N 68 C 68P 2 2 8 RI R2 C BAV99 3 cs R 200 1206 R 200 1206 4 C 220uF 25V 8 R6 R9 R 2K 0805 1 846 2 R 30K 0805 06 07 CN3 RNC 0 28 5569 0 28 5569 N17 l 0 N63 3 TY Q 3906 SOT 23 z x N34 R47 JIN 8 08 E 5VDC RO 5VDC a e e gi N45 3 m 27 R 120 0805 N46 N19 a 22k Q 1 2 1 R4 2 N9Q 2 eg C15 8 LE C 105Z 2 gt ais D LS4148 NE CRI Q 2N7002 u AR 8 10 WZ D4 9 ON OFF a R3 R31 R 20K x R48 H Bri R32 R 3K UD R 7 5K 10805 BURST N25 R5 21 R NC 5 R39 2 10 N22 1 R16 2 N31 R 510 1206 7 1 U LM339A gt R35 Fa R 10K 0805 ET 14 N60 amp m RNC 4 E Q 3904 R33 SOT23 Q4 RII ar 812 i Ria 7 0 3904 50 23 R 127K R 3 4K QR A12 0805 C NC C 105Z 8 L 7s N21 6 0 svpc C 104K 8 af 90 5 C14 1042 CP2 R34 c12 2 w cara 2 22k 2 BURST 01520 Borst 5 Cm 7 s Q 22k 08 Q DTC124EKA SOT 23 5 916 610 9 M TRAY 40B v 2 NI R41 R 100 ohm 1206 M SOLDERI D7 T Q17 R43 5VDC 1 2 N82 DTC144W N60 p 2 K Q m R 10K N66 SOLDER D ISS355 7 22k a H M Q
22. January to September 1 to October November lt December Classification code Discriminate by cabinet color White 0 Black 1 Gray Silver 2 Running number Notes This running number doesn t reset at each month Example Jan 00001 00002 00003 01234 Feb 01235 01236 01237 99999 00001 Mar 00002 00003 00004 Factory Code NPG China factory Y Control Code ver U S A For B ver Europe and Asia and Pacific B For J ver Japan J 2 1 DISASSEMBLY Before you disassembly the set turn off power and pull out the power plug Use the proper screwdriver If oversize or undersize is used screws may be damaged Assembly is the opposite process of disassembly Note If consignment the parts begins the part number of NPG is used SYMBOL Part No for NPG Part No for NMV DESCRIPTION 1 11001641 79PQ5103 COVER HINGE R 2 P4 12 SPW WAS DESGRIPTION SYMBOL Part No for NPG Part No for NMV 3 P3 8 ML NI 4 T3 16 W MC NI 5 10103231 79PQ5102 COVER REAR ASSY LCD1501BK 6 12300511 79EN0526 VESA BKT m Part No for Part No for NMV DESCRIPTION 7 P3 6 W ML NI 8 4 40T 40T 4 8HL 4 0 5 NL W 9 E SHIELD COVER SYMBOL Part No for
23. OSD adjust C101 pin20 is for OSD adjust C101 pin21 is for OSD gt adjust C101 pin22 is for OSD lt adjust C101 pin23 is for OSD EXIT adjust 3 3 2 Scaler control 101 pin15 for scaler interrupt signal C101 pin14 output scaler reset signal 3 3 3 LED control 101 pin 2 control 0103 for Green LED lit 101 pin 3 control Q102 for RED LED lit 3 3 4 Data memory The display control data are held by the EEPROM 1C102 These display control data are accessed through the bus of the MCU 4 Scaler The scaler IC 10401 is controlled by MCU through the bus 1 401 embeded the ADC provide with the analog interface input X401 output 25MHz fed to IC401 10203 schmitt trigger for sync waveform processor And fed to IC401 for mode detect REPLACEMENT PARTS LIST The components specified for Model 1 01501 SYMBOL Part No for NPG Part No for NMV DESCRIPTION KKK ICS KKK EHA10341 EHA10391 50011 10381 10061 10311 10331 10351 170021 190021 190011 TRANSISTORS kkk DIODES EQ500117 EQ500217 EN000211 EP000313 EP000313 EP000313 EN000211 EN000211 EN000211 EQ500411 EN000413 EP000313 EN000413 KKK EJ000110 EX500216 EX500216 EX500216 EX700216 EYD40562 EYD40562 EYD40562 EYD40562 EYD40562 EYA30400 EX700115 EYE40301 79PQ5134 79PQ5137 79 0560 79PQ5136 79PQ5013 79PQ5132 79PQ5133 79PQ51
24. Total No of bright dots R G B black dots R G B lt 4 of defects Total No of bright points in G lt 4 Note 9 Every dot herein means sub pixel each Red Green Blue color Note 10 Bright amp Dark Dots are larger than one third of sub pixel Dots smaller than one third of sub pixel are not counted as defect dots Note 11 Do not use the ND filter in counting a bright dot 5 9 Bright dot Black dot Note 1 R G 2 dots continued horizontally Counted as an NG Not counted as NG RG RG Combination of bright Combination other than and black dots 2 horizontal combination RG RG R G G and others Note 2 1 2 lt 3 pairs Note 3 3 defect combination Combination patterns to be counted as NG Combination of all bright or all black dots to Not counted as NG Combination of bright and black dots others Note 4 dots for composing 2 horizontal combinations shall be excluded from counting II and others Note 5 Adjacent to same color bright dot defect Counted as NG Not counted as NG 27 777 DE Ny GN 5 1 1 0 iU Fi fo lt 6 5 i v lt 6 5 lt 6 5 i n NS 24 1 Approach bright and black dots Approach of different colors Note 6 Approach of adjacent defects 7 The distance
25. between adjacent defects shall be longer than 10mm Note 7 set of 2 or more dot defects in an area of 5x5 pixels If there are two or more dot defects 5 in an area of 5 5 pixels such set of dot defects shall be counted as one cluster 5x5 pixels Dot defects 5 There shall be no more than 3 clusters throughout the screen area 1 cluster Note 8 Two or more pixels or sub pixels with more than one fault of 1 or 2 within 5x5 pixels 5x5 pixels 5x5 pixels RG RG 5 3 5 5 3 1 Polarizer defects Items Criteria Scratch Linear 0 05 lt lt 0 2 5 0 lt 1 lt 10 0 lt 4 0 2 lt D lt 05 N lt 6 NOTE D Average Diameter D a b 2 W Width L Length N Quantity b Linear a gt 2b Circular a lt 2b Unit mm a Extraneous substances that can be wiped out like Finger Print Particles are not considered as defect b Defects which is on the Black Matrix outside of Active Area are not considered as defect 5 3 2 Foreign material Items Criteria Foreign Linear 0 05 lt lt 0 1 0 3 lt lt 4 0 lt 4 Material Circuar 0 2 lt D lt 0 5 N lt 6 NOTE D Average Diameter D a b 2 W Width L Length Quantity Linear a gt 2b Circular a lt 2b Unit mm 5 3 3 Line defect All kinds of line defects such as vertical horizontal or cross are not allowe
26. byte shall be equal to 001 5 8 5 External inspection on the LCD module 5 1 Inspection condition 1 Ambient temperature is approximately 20 25 2 Ambient humidity is approximately 65 4 Viewing distance is approximately 35cm 3 Ambient illuminant is from 300 to 700lux 5 Viewing angle right and left 30 top and bottom 20 0 5 2 Standards for display conditions Standard for errors defects Item Standard Remarks Joined 1 Continuous 2 bright dots R G 2 continued lt 2 pairs Note 1 defects 2 Continuous 2 black dots horizontally lt 2 pairs Note 2 3 Continuous 3 or more bright Both the same color lt 0 pair dots and different colors Note 3 4 Continuous 3 or more black are counted lt 0 pair dots Dot defect 5 Dot defects other than 1 and R G B Black dot x4 Note 4 2 Bright dot Defective 6 Adjacent to same color Distance between Each color lt 2 pairs Note 5 proximity bright dot defect defects lt 6 5mm 7 Approach of adjacent defects Distance of approach lt 0 pair Note 6 of 6 lt 15mm 8 Defect cluster set of 2 or more dot lt 2 clusters Note 7 defects in an area of 5x5 pixels 5 in consideration Approach of adjacent lt 0 pair Note 8 defects of 1 in an area of 5x5 pixels Approach of adjacent defects of 2 in an area of 5x5 pixels Total No
27. monitor does not operate normally by following operating instructions Do not bend power cord not use monitor in high temperatured humid dusty or oily areas not cover vent on monitor monitor is broken do not come in contact with the liquid crystal If glass is broken Handle with care Allow adequate ventilation around the monitor so that heat can properly dissipate Do not block ventilated openings or place the monitor near a radiator or other heat sources Do not put anything on top of monitor CAUTION The power cable connector is the primary means of detaching the system from the power supply The monitor should be installed close to a power outlet which is easily accessible Handle with care when transporting Save packaging for transporting CORRECT PLACEMENT AND ADJUSTMENT OF THE MONITOR CAN N REDUCE EYE SHOULDER AND NECK FATIGUE CHECK THE N FOLLOWING WHEN YOU POSITION THE MONITOR For optimum performance allow 20 minutes for warm up Adjust the monitor height so that the top of the screen is at or slightly below eye level Your eyes should look slightly downward when viewing the middle of the screen Position your monitor no closer than 40 cm and no further away than 70 cm from your eyes The optimal distance is 50 cm Rest your eyes periodically by focusing on an object at least 6 m away Blink often Position the monitor at a 90 angle to windows and other light sources t
28. more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet a circuit different from that to which the receiver is connected Consult your dealer or an experienced radio TV technician for help If necessary the user should contact the dealer or an experienced radio television technician for additional suggestions The user may find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington D C 20402 Stock No 004 000 00345 4 1 2 TCO 99 Congratulations You have just purchased a TCO 99 approved and labeled product Your choice has provided you with a product developed for professional use Your purchase has also contributed to reducing the burden on the environment and also to the further development of environmentally adapted electronics products Why do we have environmentally labelled computers In many countries environmental labelling has become an established method for encouraging the adaptation of goods and services to the environment The main problem as far as computers and other electronics equipment are concerned is that environmentally harmful substances are used both in the products and during the manufacturing Since i
29. the power cord provided with the monitor In the UK BS approved power cord with moulded plug has Black five Amps fuse installed for use with this equipment If a power cord is not supplied with this equipment please contact your supplier When operating the LCD1501 with 220 240V AC power source in Australia use the power cord provided with the monitor For all other cases use power cord that matches the AC voltage of the power outlet and has been approved by and complies with the safety standard of your particular country Declaration Declaration of the Manufacturer We hereby certify that the colour monitor and marked with LCD1501 NL2501 is in compliance with Council Directive 73 23 EN 60950 Council Directive 89 336 EEC EN Blood s 61000 3 3 55024 MS Shibaura Bldg 13 23 Shibaura 4 chome Minato Ku Tokyo 108 0023 Japan an Enerey Star Partner NEC Mitsubishi Electric Visual System Corp has determined that this product meets the ENERGY Star guidelines for energy efficiency ENERGY Star is U S registred mark IBM PC XT AT PS 2 MCGA VGA 8514 A and XGA are registered trademarks of International Business Machines Corporation Apple and Macintosh are registered trademarks of Apple Computer Inc Microsoft and Windows are registered trademarks of the Microsoft Corporation NEC is a registered trademark of NEC Corporation
30. 0V M CERAMIC Y5P B T0 01U 1KV CERAMIC Y5V T 0 1U 50V 2 C ELE 105C T 680U 25V M C ELE 105C T 680U 25V M MEF CAP BOX 0 0033U 50V J MEF CAP BOX 0 1U 50V J C ELE 105C T 220U 25V M C ELE 105C T 220U 25V M CERAMIC Y5V T 0 1U 50V 2 CERAMIC Y5V T 0 1U 50V 2 CERAMIC Y5V T 0 1U 50V 2 C SMD NETWORK NPO 22P 50V C SMD NETWORK NPO 22P 50V C SMD NETWORK NPO 22P 50V C SMD NETWORK NPO 22P 50V C SMD NETWORK NPO 22P 50V SMD NETWORK NPO 22 50V BLOCK DIAGRAM INTERFACE BOARD IC203 ADG PCLKDE gt gt SCALER P V sync IC401 SAA6713AH J201 DSUB connector IC301 LVDS XMTR J301 TO PANEL DDC SDA DDC SCL Panel Vcc SDASCI EEPROM 25MHz OSC 02 xe s 1053 INVERTER control signal UP IC101 NT68F632 3 3V O P J601 TO Power BD a Q gt x O c o DC TO DC IC601 12 TL494 25V 2 5 1 402 9 1 DIAGRAM MAIN BOARD LVDS 1 5 10 10 10 1C301 ROO 51 RO1 52 GND 55 GND2 RO4 56 ONE ROT 2 ND 207 VCC1 5 T i VCC2 7 VCC3 8 PWRDWN 10 TXCLKIN LVDSGND 12 LVDSVCC 12 LVDSGND1 15 LVDSGND2 16 PLLGND 18 PLLVCC 19 PLLGND1 20 TXOUTO 22 TXOUTO 23 TXOUT1 4 TXOUT1 X3 TXOUTA d Q TXCLKOUT 2 TXCLKOUT PDE amp 1 PANELVCC CTL gt C311 10U 16V TXOUT3 TXOUT3 THC63LVDM83A 10 1 27 R301 NC 5 1 3 R302
31. 1 10W T 5 2 2K R SMD 1 10W T 5 10K R SMD 1 10W T 5 10K CHIP 1 8W T 5 10K R SMD 1 10W T 5 0 R SMD 1 10W T 5 4 7K CHIP 1 10W T 5 470H R SMD 1 10W T 5 10K R SMD 1 10W T 5 10K R CHIP 1 10W T 5 47 CHIP 1 8W T 5 51H CHIP 1 8W T 5 0 H R NETWORK 1 10W T 5 47H R SMD 1 8W T 5 39 R SMD 1 8W T 5 39 SMD 1 8W T 5 27 NETWORK 1 10W T 5 47 CHIP 1 8W T 5 R SMD 1 8W T 5 12K NETWORK 1 10W T 5 47 CHIP 1 8W T 5 SMD 1 8W T 5 39 R SMD 1 8W T 5 39 NETWORK 1 10W T 5 47H SMD 1 8W T 5 27 SMD 1 8W T 5 39 SMD 1 8W T 5 39 SMD 1 8W T 5 27 NETWORK 1 10W T 5 47 NETWORK 1 10W T 5 47 SMD 1 10W T 5 4 7K R SMD 1 10W T 5 4 7K CHIP 1 10W T 5 150H R CHIP 1 10W T 5 47 R CHIP 1 10W T 5 47 R CHIP 1 10W T SYMBOL Part No for Part for DESCRIPTION FM100330 010472 010472 010472 10102 FM100000 FM100000 11001 010511 100100 010362 010124 FM010105 010103 010512 010103 FM010103 10102 10221 010221 010472 12201 FK004091 FK005141 FK005141 FK005191 FK005191 FB279091 FA270689 FA360471 FA270102 FB271852 FB274871 FB273302 FB570120 FB570120 CAPACITORS _ GN310629 GM410423 GM410423 GN310629 GM422052 GM422052 GM410353 GM410353 GM410353 GM410353 79PQ5043 79 0185 79 0185 79 0185 7
32. 10K 32 LVDSPWR 31 BPCLK 4 TXOF TXi TXT C307 X2 104P 21 TX2 16V 40 39 TxCr 38 TX3 37 Tot SIE 5 5 BLM11P121SGT HAT1053M 1C302 C301 104P 16V C302 104P 16V C303 104P 16V L301 BLM18AG121SN1 3V3D 1 2 C304 100 16V N L302 BLM18AG121SN1 3V3D 1 2 Q C306 100 16V 1303 3V3D 1 2 9 C308 10U 16V BLM11P1218GT DF14A 20P 1 25H 21 SCHEMATIC DIAGRAM MAIN BOARD MCU 2 5 R117 4 7 1 8W LED_R_CTL 1 10 W 4 MCU 3 X 10103 R118 NC AKT L109 R119 sew 4 3 BLM18AG121SN1 220 1 3W s 2 1 2 127 128 5 R124 NC NC 0102 2SA1037 MCU_3_3V 10K 16V C124 113 2 7 103P L101 BLM18AG121SN1 WY VA 1 2 R120 4 7 1 8W LED G CTL 1 2 C103 R121 c101 104 a AKT 10U 16V 215 1 8W 16V 19 1110 R122 BLM18AG121SN1 220 1 3W 818 MCU 2 1 2 sp 0103 25 1037 lt 9328 1 101 oj ofj af 5 5 2 5 R129 R128 R127 7 5 NC 105 22 X401 9 2 4 12MHz XTAL 8 1858 5 MCU 3 lt 7 Es 39 9 9 GND 8 38 osco BIS R123 2 1 R126 2K2 p tec 2 10 2 P30 RX PC7 8 P31 TX PDO gt amp R106 100 12 34 1 soa P34 TO NT68F632L PD1 HSYNCO Q101 RIOT 00 DTCTT4EUA P35 T1 P
33. 2N7002 H cte LABELI a cl 2 C 104K 21 co N29 x N32 474 0805 E R22 a M LABEL 57 R 59K g U LM339A R25 5 2 R S IK C 102K 7 n CARTON 3 C 104K R20 N56 1 2 4 7 70805 R 4 87K R 40 2K 6 M CARTON D LS4148 R45 UIA R IM U LM339A a 1001V1 ICT 30 CP4 4 R23 1001V1 ICT sch R 90 9K 1 10 7
34. 2P 50V J SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SYMBOL Part No for NPG Part No for NMV DESCRIPTION GM410353 GM410353 GM410353 GM410353 GM410353 GM410353 GM410423 GM410353 GM410353 GM410423 GM410353 GM447052 GM447052 GM410423 GM410423 GM410423 GN310629 GM410423 GN310629 GM410423 GN310629 GN310729 GM410353 GN310629 GM422052 GM41005D GM41005D GM41005D GN347629 GM410423 GM41051K GN347629 GM447152 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GM410423 GN347629 GM410423 GM410232 GM410423 GM433333 9 0503 79EN0503 9 0503 79EN0503 79EN0503 79EN0503 79 0504 9 0503 9 0503 79 0504 9 0503 79ENO660 79 0660 79EN0504 79 0504 79 0504 79PQ5054 79 0504 9 5054 79EN0504 79PQ5054 79PQ5055 9 0503 9 5054 79 0509 79 0659 79 0659 79 0659 79PQ5056 79 0504 79PQ5150 79PQ5056 79 0514 79 0504 79 0504 79EN0504 79EN0504 79 0504 79 0504 79 0504 79 0504 79 0504 79 0504 79PQ5056 79 0504 79 0501 79 0504 79PQ5153 8 7 SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7 0 1U 16V SMD 7 0 01U 50V SMD 7 0 01U 50V SMD 7
35. 310729 GNM47738 GM410353 GM410353 GM410232 GM410353 GN310629 GM410353 79PQ5153 79PQ5152 79PQ5153 79PQ5153 79PQ5153 79PQ5153 79PQ5056 79 0504 79 0504 79 0504 79PQ5056 79EN0504 79 0504 79PQ5056 79 0504 79 0504 79 0501 79PQ5056 79EN0504 79 0504 79 0504 79 0504 79 0504 79 0504 79 0504 79 0504 79PQ5151 79 0504 79 0504 79 0504 79 0504 79 0504 79EN0504 79PQ5150 79EN0503 79 0664 79PQ5152 79 0501 79 0501 79PQ5150 79PQ5055 79 0664 9 0503 79EN0503 79 0501 79EN0503 79PQ5054 79 0503 8 8 SYMBOL Part No for NPG Part for DESCRIPTION CERA 7 0 033U 16V C CERA 7 0 022U 16V C CERA 7 0 033U 16V C CERA 7 0 033U 16V C CERA X7R T 0 033U 16V C CERA 7 0 033U 16V SMD ELE85 16V 47U SMD 7 0 1U 16V SMD 7 0 1U 16V K SMD 7 0 1U 16V SMD ELE85 16V 470 SMD 7 0 1U 16V SMD 7 0 1U 16V SMD ELE85 16V 470 SMD 7 0 1U 16V SMD 7 0 1U 16V 1000P 25V J ELE85 16V 470 SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V K SMD 7 0 1U 16V SMD 7 0 1U 16V K CERA 15P 50V J SMD 7 0 1U 16V K SMD 7
36. 35 79PQ5012 79EN0553 79 0552 79 0587 79 0588 79 0576 79 0583 79 0583 79 0583 79 0576 79 0576 79 0576 79PQ5076 79EN0578 79 0583 79 0578 79 0568 79 0594 79 0594 79 0594 79 0596 79 0598 79 0598 79 0598 79 0598 79 0598 79PQ5139 79 0595 79PQ5028 8 1 IC PLCC NT68F632 MCU 8BIT IC SMD M24C16 WMN6 EEPROM IC MOS 74LVC14 IC THC63LVDM83R LVDS IC SMD SAA6713AH SCALER IC SMD MIC39100 2 5BS REG IC SMD TL494 5016 PWM CTL IC SMD PQ05DZ51 SC 63 REG IC TOP245Y HYBRID POWER IC PHOTO COUPLE PC123Y IC KIA431A AT FET CHIP HAT1053M FET CHIP SI3457DV TR CHIP NPN DTC114EUA TR CHIP 2SA1037AK T146R TR CHIP 2SA1037AK T146R TR CHIP 2SA1037AK T146R TR CHIP NPN DTC114EUA TR CHIP NPN DTC114EUA TR CHIP NPN DTC114EUA FET SMD SI230IDS TI TR CHIP 25 2412 146 TR CHIP 2SA1037AK T146R TR CHIP 25 2412 146 DIODE D2SB60A DIODE CHIP DAN217 146 DIODE CHIP DAN217 T146 DIODE CHIP DAN217 T146 DIODE RB495D 20 CHIP UDZS5 6B TE 17 20 CHIP UDZS5 6B TE 17 20 CHIP UDZS5 6B TE 17 20 CHIP UDZS5 6B TE 17 20 CHIP UDZS5 6B TE 17 ZD SMD HZKA4A 1 2W DIODE CHIP 501 ZD Z02W 3 0 SYMBOL Part No for NPG Part for NMV DESCRIPTION EX500114 700411 40562 700411 EL200110 EJ300115 EJ100041 EJ100030 EJ100061 79 0592 9 5027 79 0598 9 5027 79EN0573 79EN0570 79PQ5021 79PQ5020 79PQ5022 DIODE T C
37. 6 050 OFM SELECT DIGITAL SELECT is possible to change the display of OSD adjusting values 0 Adjusting value displayed in percentage Setting for shipment 1 Adjusting value displayed in numeral Debug The OSD OSM display is changed over for the OSD menu 0 OSM Setting for shipment 1 OSD Display or no display of URL Internet address 0 Not displayed for Japan 1 Displayed WWW NECMITSUBISHI COM Setting for shipment for North America and Europe version 2 Displayed WWW NEC MITSUBISHI COM Debug This menu is not used It is possible to adjust the R G B values for each color temperature 4 7 Inspection TABLE OF CONTENTS Page 1 Electrical inspection 5 2 1 1 Electrical performance u L kranen eam 5 2 1 2 Frequency change 5 2 1 3 Performance check puta 5 2 1 4 Check power manage function 5 2 2 rie 5 3 2 1 Insulation resistance 5 3 2 2 Dielectric strength dieit ed dice tdeo ndi epi cede a kjeda te 5 3 2 9 Leakage current iii nera ies a Meni a rh RAI Eas 5 3 2 4 Ground continuity densi ene ee 5 3 3 Pre set timing shieet b aS 5 3 4 Inspection of PLUG amp PLAY communication and MONITOR INFORMATION for model name
38. 79PQ5109 COVER CABLE BK 35 11301481 36 11001631 79 5110 COVER HINGE T BK ADJUSTMENT PROCEDURES TABLE OF CONTENTS Page 1 252525 TT 4 2 2 2 tette t Le RS 4 2 3 BASIC ODeratlOn etr et eto tb eant 4 2 3 1 Front control panel layout 4 2 3 2 Special key operation u redet er HC E o e le 4 3 4 Adjustment e EHI net pu eects ru tene e bcc 4 4 4 1 Measuring instruments jigs and tools 4 4 4 2 Power supply voltage ee teet Lnd led 4 4 4 3 Closure of the power circuit 4 4 4 4 Bias andigain control E Eat 4 4 5 VG 819 setting Values PREMIER RR HR 4 5 6 Explanations of the factory mode 4 6 4 1 1 Application This adjustment specification shall be applied to the adjustment of the LCD 1501 Model NL2501 2 Default setting Item Condition Power Supply AC100V 240V Input Freq 1024x768 75Hz BRIGHTNESS 100 CONTRAST 50 Color Temp NATIVE OSM TRUN OFF 30 sec OSM LOOK OUT NO OSM Resolution notifier ON SETTING OFF TIMER OFF OSD OSM OSM SETTING URL SETTING WWW NEC MITSUBISHI COM HOT KEY ON LANGUAGE ENGLISH 3 Basic operation 3 1 Front control panel layout Power Button Power Lamp EXIT lt
39. 9 0180 79 01890 79 01890 79 0159 79PQ5145 79 0222 79PQ5144 79PQ5143 79EN0616 79 0178 79PQ5146 79 0178 79 0178 79 0180 79 0181 79 0181 79 0185 79 0160 79EN0614 79PQ5141 79PQ5141 79PQ5142 79PQ5142 79PQ5035 79PQ5030 79PQ5032 79PQ1828 79PQ5033 79PQ5034 79PQ1870 79PQ5140 79PQ5140 79PQ5054 79 0504 79 0504 9 5054 79 0509 79 0509 79EN0503 79EN0503 79EN0503 79 0503 8 6 SMD METAL 1 8W J R SMD 1 10W T 5 4 7K R SMD 1 10W T 5 4 7K R SMD 1 10W T 5 4 7K R SMD 1 10W T 5 1K CHIP 1 8W T 5 0 H CHIP 1 8W T 5 0 H R SMD 1 10W T 1 1K CHIP 1 10W T 5 510H R SMD 1 8W T 5 10 CHIP 1 10W T 5 3 6K CHIP 1 10W T 5 120K R CHIP 1 10W T 5 1M R SMD 1 10W T 5 10K CHIP 1 10W T 5 5 1K R SMD 1 10W T 5 10K R SMD 1 10W T 5 10K R SMD 1 10W T 5 1K R SMD 1 10W T 5 220 R SMD 1 10W T 5 220 R SMD 1 10W T 5 4 7K R SMD 1 10W T 1 2 2K R METAL 1 2W T 5 470K R M GLAZE 1 4W 1 0M J T M GLAZE 1 4W 1 0 J T M GLAZE 1 4W 2 7M J T M GLAZE 1 4W 2 7M J T METAL 1 4W M T 1 9 09K CARBON 1 4W M T 5 6 8H CARBON 1 2W M T 5 CARBON 1 AW M T 5 1K METAL 1 4W M T 1 18 5K METAL 1 4W M T 1 4 87K METAL 1 4W M T 1 33K 2W 12H JMB 2W 12H JM B C SMD ELE85 16V 10U M SMD 7 0 1U 16V SMD 7 0 1U 16V C SMD ELE85 16V 10U M SMD 22P 50V J SMD 2
40. D2 VSYNCO gt LVDSPWR 32 PB3 AD3 INT1 PD3 HALFO w SCALER INTN CC PB2 AD2 INTO PD4 HALF1 DETN SOFT PW 16 30 peter PB1 AD1 PDS CLPO RESET Y Me PBO ADO PAO PWM2 R108 100 SCALER RSTN amp 2235 8 S Um 3 o o 1 C107 SPP LER xz zee n 103P T CON4 1 2 54 ja D MCU 3 3 R115 503500 M24C16 WMNS 24LC16B 508 2 1112 R125 amp a zl s amp 5 893 2 108 103P 0 amp L113 BK1608HS102 C109 103P SOFT PW 112 103 1608 5102 113 103 1102 BLM18AG121SN1 2 sw 1103 BLM18AG121SN1 2 1104 _ BLMT8AGTZTSNT 1105 BLM18AG121SN1 2 PLUS 1106 BLM18AG121SN1 2 MINUS BLM18AG121SN1 2 BLM18AG121SN1 2 L107 RIGHT LEFT 18 121511 2 EXIT C115 103P C116 103P 118103 H lt 1 1 1 1 1 0 2 DIAGRAM gt al R601 4 7 8 gt R605 S 1K R606 1 510 R628 2K2 1 ol s 25 8 8 54 Or a 5 8 PWR 7P MAIN BOARD POWER 3 5 12VIN Q R602 12VIN 1 602 0605 0602 060 SI3457DV SSM24 SSM24 1K 1 1 28 2412 ala 2 1 3 R607 b ZN w 10 0601 1 8W 12VIN 8 188355 lt E 11 IN 603 er 223P ep 16V 14 x REF lt
41. HIP 2125 5431 FERRITE CHIP 2125 5431 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18PG121SN1D FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18PG121SN1D FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 L CHOKE 33UH FERRITE BLM18PG121SN1D FERRITE BLM18PG121SN1D FERRITE BLM18PG121SN1D LINE FILT 30 5MH HFZ20H03 L CHOKE 33UH 2A 49A 2003 L CHOKE 33UH 2A 49A 2003 KKK WIRE 12P 12P L120 WIRE 20P 20P L120 LEAD CONNCTOR ASSY SW BLK FUSE SMD 61TD 1A FUSE MRT 3 15AH 250V LCD LM150X06 A3 SOCKET AC 7002 PCB 1 PW CORD EU 2M BLK WANSHIN VARISTOR ENE471D 10A THERMISTOR SCK103 X TAL 49U S 12MHZ OSC SMD FN2500002 25M 50P COVER CABLE BK COVER FRONT ASSY LCD1501B COVER HINGE R SYMBOL Part No for NPG Part for NMV DESCRIPTION 11001631 10103231 11001651 11001661 17001241 12300841 11001621 12300511 79PQ5110 79PQ5102 79PQ5111 79PQ5112 79PQ5165 79PQ5164 79PQ5158 9 526 PRINTED amp PACKING MATERIALS BAG CARTON CASH CD EPSH HALCD IDLA LABEL MANUAL PEBAG PLL PLR PLT SAFL SESH 13700321 13202231 15800181 19700181 13700341 13201621 15001931 15900251 15501471 13700251 13401011 13401001 13400991 15900055 15800201 RESISTORS
42. HIP 1SS355TE 17 DIODE SSM24 ZD CHIP UDZS5 6B TE 17 DIODE SSM24 DIODE LED SML19460C DIODE SF13 DI BYV26E 1A 1KV DI FCQ10A06 10A 60V DI P6KE200A TRANSFORMERS T901 HE100061 79PQ5061 TRANS POWER 49A 1041 RELAYS SWITCHES _ COILS amp FILTERS JC300111 JC300111 JC300111 JC300111 JC300111 JC300111 JC300111 JC300111 PWBASSYS JM100021 AMOR31ML APOR31ML ASOR31ML 011012 011012 011011 011011 011011 011011 011011 011011 011011 011011 011011 011011 011011 011691 011691 011102 011102 011102 KKK 9 0691 9 0691 9 0691 9 0691 79 0691 9 0691 9 0691 79ENO0691 79PQ5128 79PQ5080 79PQ5081 79PQ5082 79 0672 79 0672 79 0677 79 0677 79 0677 T9ENO0677 79 0677 79 0677 79 0677 79 0677 79 0677 79EN0677 79 0677 79 0682 79 0682 79EN0678 79EN0678 79EN0678 SW TACT SKQNAED010 SW TACT 0010 SW TACT 0010 SW TACT 0010 SW TACT 0010 SW TACT 0010 SW TACT 0010 SW TACT 0010 INVERTER T301001 00 MAIN INSERT ASSY POWER INSERT ASSY SW INSERT ASSY FERRITE WBRID 237555 H7S FERRITE WBRID 237555 H7S FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERR
43. ITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE BK1608HS102 T FERRITE BK1608HS102 T FERRITE CHIP BLM21B750SPT FERRITE CHIP BLM21B750SPT FERRITE CHIP BLM21B750SPT SYMBOL Part No for NPG Part No for NMV DESCRIPTION 011011 011011 011532 011532 011011 011011 011011 011011 011191 011011 011011 011011 011011 011011 011011 011011 011191 011011 011011 011011 011011 200051 011191 011191 011191 100101 200071 200071 KKK 10081 RC200121 RC200131 RC900051 JA490012 JA270016 40030011 RG030051 FD300018 FD200011 EM100041 EM2K0021 APPEARANCE PARTS CVCA 11001671 CVFA 10103201 11001641 CVHNR KKK 0677 0677 79ENO680 79ENO680 0677 79ENO677 0677 0677 79EN0679 79 0677 0677 0677 79EN0677 0677 0677 79 0677 79EN0679 79EN0677 79EN0677 79 0677 79 0677 79PQ5059 79EN0679 79EN0679 79EN0679 79PQ5058 79PQ5060 79PQ5060 79PQ5083 79PQ5162 79PQ5163 79PQ5160 79PQ5155 79 0689 684033 79PQ5156 79PQ5084 79EN0610 79ENO609 79PQ5138 79PQ5024 79PQ5109 79PQ5101 79PQ5103 ELECTRICAL PARTS amp MISCELLANEOUS PARTS CABLE VIDEO GR DSUB DSUB FERRITE BLM18AG121SN1 FERRITE BLM18AG121SN1 FERRITE C
44. LCD assembly 2 8kg MAX English 5 Controls OSM On Screen Manager Controls The OSM controls on the front of the monitor function as follows To access OSM press any of the control buttons lt gt EXIT Control EXIT lt gt SELECT RESET Menu Exits the OSM controls Exits to the OSM main menu Moves the highlighted area left right to select control menus Moves the highlighted area up down to select one of the controls Moves the bar left right to increase or decrease the adjustment Active Auto Adjust function Enter the OSM controls Enter the OSM sub menu Resets the highlighted control menu to the factory setting NOTE When RESET is pressed in the main and sub menu a warning window will appear allowing you to cancel the RESET function by pressing the EXIT button 00 Brightness Contrast Controls xx 9 AUTO BRIGHTNESS Adjusts the overall image and background screen brightness CONTRAST Adjusts the image brightness in relation to the background AUTO ADJUST Adjusts the image displayed for non standard video inputs Auto Adjust gt Automatically adjusts the Image Position the Size Fine setting Position Controls LEFT RIGHT Controls Horizontal Image Position within the display area of the LCD DOWN UP Controls Vertical Image Position within the display area of the LCD H SIZE Adjusts the horizontal size
45. NPG Part No for NMV DESCRIPTION 10 P3 8 8 SPW WAS ML NI 11 AMOR31ML 79PQ5080 MAIN INSERT ASSY SYMBOL Part No for NPG Part No for NMV DESCRIPTION 12 P3 8 8 SPW GEAR ML NI 13 m F3 8 ML NI 14 P4 6 SPW WAS MC NI 15 APOR31ML 79PQ5081 POWER INSERT ASSY 16 JM100021 79PQ5128 INVERTER 301001 00 17 900051 79PQ5160 LEAD CONNECTOR ASSY SW BLK SYMBOL Part No for NPG Part No for NMV DESCRIPTION 18 SCREW T3 10 19 ASOR31ML 79PQ5082 SW INSERT ASSY 20 10103201 79PQ5101 COVER FRONT ASSY LCD1501B 21 RC200121 79PQ5162 WIRE 12P 12P L120 3 4 Part No for Part No for NMV DESCRIPTION 22 P2 5 4 MC NI SYMBOL Part No for NPG Part No for DESCRIPTION 23 3 684033 LCD LM150X06 A3 24 RC200131 79PQ5163 WIRE 20 20 1120 SYMBOL Part No for NPG Part No for NMV DESCRIPTION 25 P4 8 W NI 26 T4 6 ML NI 27 12300841 79PQ5164 SHIELD BASE 28 17001241 79PQ5165 PAD FOOT 29 11001621 79PQ5158 TILE BASE 30 SCREW 3 10 Part No for Part No for NMV DESCRIPTION 31 11001661 79PQ5112 COVER STAND REAR BK 32 14900031 m HINGE UNIT 33 11001651 79PQ5111 COVER STAND 34 11001671
46. No separate sync or composite sync output by host Confirm the host output the sync signal 2 Video cable may have failed 3 Printed wire broke between J201 pin 13 and 203 pin3 4 L208 or R211 open 5 IC203 failure Check the hovizuntal sync signal on 1 401 pin141 a TTL level Failure point IC401 failure OK Procees section 7 Checking the resolution change IC movement 6 2 Checking the control circuit vertical sync pulse Check the vertical sync signal on 203 pin9 at TTL level Failure point 1 No separate sync output signal from the host Check the host Video cable may have failed Printed wire broke between J201 pin 14 and IC203 pin9 L209 or R213 open IC202 failure Proceed section 7 Checking the resolution change IC movement 7 Checking the resolution change IC movement Is there 3 3V supply on IC401 pins 49 57 67 79 89 101 113 125 132 143 159 Is there 2 5V SUPPLY ON 401 PIN 3 6 14 17 21 24 26 32 38 46 71 91 103 123 145 147 152 1 there 3 0 supply on 401 Pin8 NG Proceed section 9 Checking the operation CPU Is 25MHz clock input to 401 pin47 at TTL level NG Is 25MHz clock output from X401 at TTL level OK OK Failure point X401 failure Proceed section 9 Checking the operation of CPU 8 No power Check the 12V power provided from Power Board NG Failure point Pow
47. OTE AN THE FOLLOWING WHEN SETTING UP AND AN USING THE LCD COLOUR MONITOR DO NOT OPEN THE There are no user serviceable parts inside and opening or removing covers may you to dangerous shock hazards or other risks Refer all servicing to qualified service personnel Do not spill any liquids into the cabinet or use your monitor near water Do not insert objects of any kind into the cabinet slots as they may touch dangerous voltage points which can be harmful or fatal or may cause electric shock fire or equipment failure Do not place any heavy objects on the power cord Damage to the cord may cause shock fire not place this product a sloping or unstable cart stand or table as the monitor may fall causing serious damage to the monitor Do not place any objects onto the monitor and do not use the monitor outdoors The inside of the flourescent tube located within the LCD monitor contains mercury Please follow the bylaws or rules of your municipality to dispose of the tube properly English Immediately unplug your monitor from the wall outlet and refer servicing to qualified service personnel under the following conditions When the power supply cord or plug is damaged If has been spilled or objects have fallen into the monitor the monitor has been exposed to rain or water the monitor has been dropped or the cabinet damaged the
48. R613 5K1 R615 DTC 10K C608 0602 1 1 2 PWR 10 2SA1037 10V 0603 1 1 2 3 3V 2562412 D603 R616 UDZ5 6B 10K R617 1K F601 L602 18PG121SN1D C612 10U A6V MTG1 MTG2 MTG3 MTG4 MTG ID1 2 0D2 BACKLIG ON OFF 1 BRIGHTNESS 4 10U 16V FD1 FD2 FD3 FD4 FIDUCIAL MARK FIDUCIAL MARK FIDUCIAL MARK oT T oT 10 3 3V3D c a a R603 R604 0 0 118W 118W 1601 NN L604 33UH 18PG121SN1D 2 1 3 3V C601 103P _ 602 4700 C623 IC604 25V 103P PQ05DZ51 PQ05DZ11 PQ05DZ51 J602 53015 0210 L603 18PG121SN1D 0604 25331 605 10U 16V POWER SWITCH RESERVE MTG5 MTG ID1 2 0D2 MTG ID1 2 0D2 MTG ID1 2 0D2 MTG ID1 2 0D2 FIDUCIAL MARK DIAGRAM MAIN BOARD SCALER 4 5 3 30 3V3D SCALER R401 4 7 2 1 0405 C406 C407 C408 C409 C410 C411 C412 C413 C414 C415 1402 3v3D 2450 2 1 2 _ C402_ C403 3V3D_SCALER CSG4 BLM18AG121SN1 BLM18AG121SN1 R S R403 10 R402 C404 C401 2 1 B 470 470 AU N al Sal 2 R404 16V 16V R405 10 47 Qoi 3V3D DTC114WK 9 1403 1 1 2 BLM18AG121SN1 02 50 SCALER 3V3D SCALER R406 9 51 lt 7 C419 7 5 104 16V 8 al BLM21B750SPT AGND R410 1 2 C420 33 5 B INS Rat 5 55 Los R415 2 1 12K AGND as close as possible C422 22N 16V phe S m BLMZTB7S0SPT 5 RATS 1 2g C423 334 16 R421 2 1 27
49. al is the same path too Printed wire broke between D Sub R G B and 401 pin 2 13 20 Is the pulse of the TTL level being output to 1 301 from the data line of IC401 Feline point NG OK Printed wire broke between 401 data line and 301 Check the PHD sync pulse output to 1 301 pin27 from 1 401 53 at TTL level NG Failure point OK Printed wire broke between 401 pin53 IC301 pin53 Check the PVD sync pulse output to 1 301 pin28 from 401 pin54 at TTL level Failure point NG Printed wire broke between 1 401 pin54 IC301pin28 Check the PDE sync pulse output to 1 301 pin30 from 1 401 pin126 at TTL level Failure point NG Printed wire broke between 401 pin126 and IC301 pin30 OK Proceed section 7 Checking the resolution change IC movement 5 Abnormal plug and play operation Abnormal DDC2B Confirm the output of serial data on 1 101 pin26 synchronize SCLK at TTL level Failure point OK IC101 failure Failure point 1 The host machine isn t communicating in DDC2B mode 2 The video cable may have failed or may not to have connections for DDC 3 Between IC101 pin26 and J201 pin 15 may have failed 4 Cable failure 6 Checking the interface of sync signal 6 1 Checking the control circuit of horizontal sync pulse Check the horizontal sync signal on IC203 pin3 at TTL level Failure point 1
50. and is in compliance with Canadian Safety Regulations according to CSA C22 2 No 950 Ce produit porte la marque C UL et se conforme aux r glements de s rele Canadiens selon CAN CSA 22 2 950 FCC Information 1 Use the attached specified cables with the LCD1501 colour monitor so as not to interfere with radio and television reception 1 The power supply cord you use must have been approved by and comply with the safety standards of U S A and meet the following condition Power supply cord Non shield type 3 conductor Length 1 8m Plug shape Xp GF U S A 2 Shielded video signal cable Use of other cables and adapters may cause interference with radio and television reception This equipment has been tested and found to comply with the limits for a Class digital device pursuant to part 15 of the Rules These limits are designed to provide reasonable protection against harmful interference in residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or
51. ardants with organically bound chlorine and bromine Flame retardants are allowed in the printed circuit boards since no substitutes are available Lead Lead can be found in picture tubes display screens solders and capacitors Lead damages the nervous system and in higher doses causes lead poisoning TCO 99 requirement permits the inclusion of lead since no replacement has yet been developed Cadmium Cadmium is present in rechargeable batteries and in the colourgenerating layers of certain computer displays Cadmium damages the nervous system and is toxic in high doses TCO 99 requirement states that batteries the colourgenerating layers of display screens and the electrical or electronics components must not contain any cadmium Mercury Mercury is sometimes found in batteries relays and switches Mercury damages the nervous system and is toxic in high doses TCO 99 requirement states that batteries may not contain any Mercury It also demands that no mercury is present in any of the electrical or electronics components associated with the display unit CFCs freons freons are sometimes used for washing printed circuit boards CFCs break down ozone and thereby damage the ozone layer in the stratosphere causing increased reception on Earth of ultraviolet light with consequent increased risks of skin cancer malignant melanoma The relevant TCO 99 requirement Neither CFCs nor HCFCs may be used durin
52. by increasing or decreasing this setting Should the AUTO Adjust function do not give you a satisfactory picture setting a further tuning can be performed using the H Size function dot clock For this Moir test pattern could be used This function may alter the width of the picture Use Left Right Menu to center the image on the screen If the H Size is wrongly calibrated the result would look like on the left drawing The image should be homogeneous Lj 4 4 When H SIZE value is When H SIZE value is When H SIZE value is wrong improved correct English 6 gt Improves focus clarity and image stability by increasing or decreasing this setting Should the Auto Adjust function and the H Size function do not give you a satisfactory picture setting a fine tuning can be performed using the Fine function It improves focus clearity and image stability by increasing or decreasing this setting For this a Moir test pattern could be used If the Fine value is wrongly calibrated the result would look like on the left drawing The image should be homogeneous iH When FINE value is When FINE value is wrong correct Colour Control Systems Six colour presets select the desired colour setting NATIVE colour preset cannot be changed NATIVE Original colour presented by the LCD
53. d 5 3 4 Bezel appearance Scratches minor bents stains particles on the Bezel frame are not considered as defect 5 12 TROUBLESHOOTING TABLE OF CONTENTS Page 1 No display of screen Screen is black color of LED is amber 6 2 2 Nothing displays on screen Screen is black color of LED is green 6 3 3 Checking the back light unit 6 6 4 Abnormal SCreen 6 7 5 Abnormal plug and play operation 6 8 5 T Abnormal BDG2 5 ides 6 8 6 Checking the interface circuit of sync signal 6 9 6 1 Checking the control circuit of horizontal sync pulse 6 9 6 2 Checking the control circuit of vertical sync pulse 6 10 7 Checking the resolution change IC movement sse 6 11 8 N power OM MDC eat 6 12 9 Checking the operation 6 13 1 No display of screen Screen is black color of LED is amber Does OSM display when you SSS EN push EXIT gt OR When a signal isn t being inputted it is indicated with NO SIGNAL button It is indicated with OUT OF RANGE at the time of the frequency that it Check if the sync signal from Computer is output and if the video cable is connected normally NO Proceed section 2 Nothing display on screen
54. er 2 0 S2 a proper directory 3 Start Service2 EXE of the service tool Ver 3 14 4 When the screen as shown below appears give check to LCD of Monitor Type and press the START button LED i 5 5 6 When the screen as shown below appears give check to EDID READ and press the OK button 7 When the screen as shown below appears confirm that the correct data are displayed in the columns of EDID DATA CONTENTS and Serial information If all the displayed data are FF or the like or if the serial number is different from that of the corresponding unit then EDID data writing should be carried out E M E TE E a ERS 8 When a screen of Item 6 is displayed by pressing the BACK button give a check to EDID WRITE and press the OK button 5 6 9 When the screen shown below appears the serial number of the unit enter an input the column of Input Serial No through the keyboard and press the Input OK button Enter an input in the column of Year gt in manufactured year A D four digits Month gt manufactured month through the keyboard and press the Input OK button re m in an m m m see 10 When the WRITE EDID button is pressed writing of the EDID data only is carried out Upon the completion of correct writing disp
55. er Board failure OK Check 3 3V power from IC601 Failure point NG Checking the DC DC OK converter circuit Proceed section 9 Checking the operation of CPU 9 Checking the operation of CPU Is there 3 3V supply on IC101 pins 5 NG OK Failure point L110 open Is 12MHz clock input to IC101 9 at TTL level Failure point X101 failure OK Failure point IC101 failure CIRCUIT DESCRIPTION TABLE OF CONTENTS 1 Block diagramr su i 2 dete dert tetti ete Ge 2 1 power InpUt saa pi idee te 2 2 I 2 3 panel Vcc Control Dra dere ode beer e i De ee 3 Microprocessor control circuit CIRCUITS u unu QN TP 3 3 General purpose port suseni ekenin ed ia a e uae ree ese oua rune ue eu pene eden ud 331 Key scan status union teo ed E eO tire te be eda 3 3 2 scaler control a e IEEE 3 3 3 Led Control E 3 3 4 Data memory LEM Scaler PRSETER T uu 7 1 1 Block diagram IC203 E H sync H A D C Pep ER o P SCALER
56. g the manufacturing and assembly of the product or its packaging Bio accumulative is defined as substances which accumulate within living organisms Lead Cadmium and Mercury are heavy metals which are Bio accumulative To obtain complete information on the environmental criteria document order from TCO Development Unit SE 114 94 Stockholm SWEDEN FAX Number 46 8 782 92 07 E mail Internet development tco se You may also obtain current information on TCO 99 approved and labelled products by visiting their website at http www tcodevelopment com Index Warning Caution Declaration Contents Quick Start Controls Recommended use English 1 English 1 English 2 English 2 English 6 English 9 Cesky 1 Varov n Upozorn nf Cesky 1 Prohl en Obsah Cesky 2 Rychly start 2 Ovl dac prvky Cesky 6 Provozn esky 9 Warnung Vorsicht Deutsch 1 Erkl rung Deutsch 1 Inhalt Deutsch 2 Kurzanleitung Deutsch 2 Bedienelemente Deutsch 6 Einsatzempfehlungen Deutsch 9 TIPOEIAOTIOIH2H NPOZOXH EAAnvik 1 AA GT Leed EAAnvika 1 EAANvika 2 Ekkivnon EAANvika 2 EASYVXOU 6 0
57. hen the end user has selected pre determined amount of time FACTORY PRESET Selecting Factory Preset allows you to reset all OSM control settings back to the factory settings The RESET button will need to be held down for several seconds to take effect Individual settings can be reset by highlighting the control to be reset and pressing the RESET button English 7 Information npe DISPLAY MODE Indicates the current display resolution and frequency setting of the monitor m MONITOR INFO Indicates the model and serial numbers of your monitor OSM Warning OSM Warning menus disappear with Exit button NO SIGNAL This function gives a warning when there is no signal present After power is turned on or when there is a change of input signal or video is inactive the No Signal window will appear RESOLUTION NOTIFIER This function gives a warning of use with optimized resolution After power is turned on or when there is a change of input signal or the video signal doesn t have proper resolution the Resolution Notifier window will open This function can be disabled in the TOOL menu OUT OF RANGE This function gives a recommendation of the optimized resolution and refresh rate After the power is turned on or there is a change of input signal or the video signal doesn t have proper timing the Out Of Range menu will appear English 8 Recommended use Safety Precautions and Maintenance FOR OPTIMUM PERFORMANGE PLEASE N
58. l cable and AC power cord under the cable cover Figure C 1 Replace cable cover NOTE Adjust the position of the cable under the cable cover to avoid damage for cable or monitor NOTE Please refer to Caution section of this manual for proper selection of AC power cord English 2 1 7 Cable Cover Figure 1 6 The Vacation Switch on the right side of the monitor must be turned on Figure D 1 Turn on the monitor with the Power Button and the computer NOTE Vacation Switch is a true on off switch If this switch is on the OFF position the monitor cannot be turned on using the front button DO NOT switch on off repeatedly Vacation Switch Power Button Figure D 1 7 No touch auto adjust automatically adjusts the monitor to optimal settings upon initial setup for most timings For further adjustments use the following OSM controls Auto Adjust Contrast Auto Adjust Refer to the Controls section of this User s Manual for a full description of these OSM controls NOTE If you have any problems please refer to the Troubleshooting section of this User s Manual English 3 1 8 Tilt Grasp both sides of the monitor screen with your hands and adjust the tilt as desired Figure TS 1 Remove Monitor Stand for Mounting To prepare the monitor for alternate mounting purposes 1 5 6 Disconnect all cables 2 Place monitor face down non ab
59. lay of EDID Monitor Write OK is presented in the column of STATUS spe 5 7 11 Let the Power switch of the writing unit be turned OFF ON the SERIAL NUMBER column of the OSD MONITOR INFO to see that its contents have been changed to the updated serial number 12 Upon the normal completion of EDID data writing press the Exit button to close the program 4 5 EDID data file EDID date LCD1501 edi 1 2 4 5 es 00 FF rr rr FF FF Fr oo se as Fe 6 ot ot ot ot 10 03 08 17 78 Ea Bt 45 58 ar 96 26 20 10 50 54 EE 00 ot ot ot ot 04 o1 o1 or for or or es oo 20 far oo 20 16 0 ao oo oo o o0 57 sr sc oe o 20 20 20 20 20 20 as 20 30 os 20 o oo 8 30 36 se 58 20 20 o 5 Note 1 address 10h Week of manufacture Month of manufacture x 4 Note 2 address 11h Year of manufacture 1990 Note 3 address 71h 7Dh Serial Number ASCII coded If less than 13 char terminate with OAh and fill the rests with 20h Note 4 address 7Fh Checksum The sum of entire 128
60. le to changeover the screen color white lt gt red lt gt green lt gt blue 4 Using the and buttons it becomes possible to change the brightness of each color 5 To close the aging mode receive any signal to turn off the power supply 4 3 4 Adjustment 4 1 Measuring instruments jigs and tools The measuring instruments jigs and tools required at the time of the adjustment of the unit to be adjusted shall be as specified below signal generator that can generate an output of signal timing produced by the adjusted VG 819 or specified in 4 Setting method for the VG 819 In this case however this signal generator shall be capable of displaying all white and all black as screen display pattern The word adjusted shall mean that the amplitude of each signal which is output from the signal generator is maintained at 0 7Vp p 0 05V when load of 750 is connected 4 2 Power supply voltage INPUT 100Vac 240 4 3 Closure of the power circuit 1 Connect the suitable cable of the VG 819 according to the setting mode 2 Turn on the Power switch of the VG 819 3 4 5 Turn on the Power switch of the unit being adjusted Connect the AC power cable to the unit being adjusted Turn on the Vacation switch of the unit being adjusted seesaw switch located on the right side of the unit 6 After the completion of signal discrimination the LED is turned green
61. o minimize glare and reflections Adjust the monitor tilt so that ceiling lights do not reflect on your screen If reflected light makes it hard for you to see your screen use an antiglare filter Clean the LCD monitor surface with a lint free non abrasive cloth Avoid using any cleaning solution or glass cleaner Adjust the monitor s brightness and contrast controls to enhance readability Use document holder placed close to the screen Position whatever you are looking at most of the time the screen or reference material directly in front of you to minimize turning your head while you are typing English 9 Avoid displaying fixed patterns on the monitor for long periods of time to avoid image persistence after image effects Getregular eye checkups Ergonomics To realize the maximum ergonomics benefits we recommend the following Use the preset Size and Position controls with standard signals Use the preset Colour Setting Use non interlaced signals with a vertical refresh rate between 60 75 Hz Donotuse primary colour blue on a dark background as it is difficult to see and may produce eye fatigue to insufficient contrast English 10 Printed on recycled paper Serial Number Information Refer to the serial number information shown below EX SERIAL NUMBER LABEL Model Name LCD1501 SERIAL NO Manufactured Year 21 Last digit Manufactured Month
62. panel that is unadjustable gt Tools LANGUAGE OSM control menus are available in seven languages Mr OSM POSITION You can choose where you would like the OSM control image to appear on your screen Selecting OSM Location allows you to manually adjust the position of the OSM control menu left right down or up OSM TURN OFF The OSM control menu will stay on as long as it is use In the OSM Turn Off submenu you can select how long the monitor waits after the last touch of button to shut off the OSM control menu The preset choices are 10 20 30 45 60 and 120 seconds E OSM LOCK OUT This control completely locks out access to all OSM control functions When attempting to activate OSM controls while in the Lock Out mode a screen will appear indicating the OSM controls are locked out To activate the OSM Lock Out function press SELECT then key and hold down simultaneously To de activate the OSM Lock Out press SELECT then key and hold down simultaneously RESOLUTION NOTIFIER This optimal resolution is 1024 x 768 If ON is selected a message will appear on the screen after 30 seconds notifying you that the resolution is not at 1024 x 768 HOT KEY You can adjust the brightness and contrast directly When this function is set to ON you can adjust the brightness with lt or gt contrast with or key while the OSM menu is off 3 Monitor will automatically power down w
63. rasive surface Figure R 1 3 4 Remove the 4 screws connecting the monitor to the stand and lift off the stand assembly Figure R 2 the monitor is now Remove the hinge cover Figure R 1 ready for mounting in an alternate manner Connect the AC cord and signal cable to the back of the monitor Figure R 3 Reverse this process to reattach stand NOTE Use only VESA compatible alternative mounting method LY Figure TS 1 Hinge cover 668110 1000110000000010018011801801060001000000100000 Non abrasive surface Figure R 1 English 4 1 9 Figure 2 Figure R 3 7 This LCD monitor is designed for use with a flexible arm Please use the attached screws 4pcs when mounting To meet the safety requirements the monitor must be mounted to an arm which guaranties the necessary stability under consideration of the weight of the monitor The LCD monitor shall only be used with an approved arm e g GS mark Replace screws Thickness bracket arm 2 0 3 2 mm Tighten all screws 75 mm 400900000000000000009000000000000Q000090000000000000000 75 mm Specifications 4 SCREWS M4 MAX depth 8 5 mm If use other screw check depth of hole Weight of
64. t has not been possible for the majority of electronics equipment to be recycled ina satisfactory way most of these potentially damaging substances sooner or later enter Nature There are also other characteristics of a computer such as energy consumption levels that are important from the viewpoints of both the work Internal and natural external environments Since all methods of conventional electricity generation have a negative effect on the environment acidic and climate influencing emissions radioactive waste etc it is vital to conserve energy Electronics equipment in offices consume an enormous amount of energy since they are often left running continuously What does labelling involve This product meets the requirements for the TCO 99 scheme which provides for international and environmental labelling of personal computers The labelling scheme was developed as a joint effort by the TCO The Swedish Confederation of Professional Employees Svenska Naturskyddsforeningen The Swedish Society for Nature Conservation and Statens Energimyndighet The Swedish National Energy Administration The requirements cover a wide range of issues environment ergonomics usability emission of electrical and magnetic fields energy consumption and electrical and fire safety The environmental demands concern restrictions on the presence and use of heavy metals brominated and chlorinated flame retardants freons and chlorina
65. ted solvents among other things The product must be prepared for recycling and the manufacturer is obliged to have an environmental plan which must be adhered to in each country where the company implements its operational policy The energy requirements include a demand that the computer and or display after a certain period of inactivity shall reduce its power consumption to a lower level in one or more stages The length of time to reactivate the computer shall be reasonable for the user Labelled products must meet strict environmental demands for example in respect of the reduction of electric and magnetic fields physical and visual ergonomics and good usability Environmental Requirements Flame retardants Flame retardants are present in printed circuit boards cables wires casings and housings In turn they delay the spread of fire Up to thirty percent of the plastic in a computer casing can consist of flame retardant substances Most flame retardants contain bromine or chloride and these are related to another group of environmental toxins PCBs which are suspected to give rise to severe health effects including reproductive damage in fisheating birds and mammals due to the bioaccumulative processes Flame retardants have been found in human blood and researchers fear that disturbances in foetus development may occur TCO 99 demand requires that plastic components weighing more than 25 grams must not contain flame ret
66. wires of the connector are led 4 Use a proper screwdriver If you use screwdriver that does not fit you may damage the screws CONTENTS Page No USER S MANUAL e 1 1 SERIAL NUMBER INFORMATION 2 1 DISASSEMBLY e 3 1 ADJUSTMENT PROCEDURES 4 1 INSPECTION TT 5 1 TROUBLE SHOOTING T 6 1 CIRCUIT DESCRIPTION 7 1 REPLACEMENT PARTS LIST T 8 1 BLOCK DIAGRAM S 9 1 SCHEMATIC DIAGRAMS 2 2 1 10 1 User s Manual LCD1501 User s Manual Uzivatelska prirucka Bedienerhandbuch Manual del usuario Manuel Utilisateur Manuale utente Gebruikershandleiding Podrecznik uzytkownika Kullanici Klavuzu For the Customer to use U S A or Canada Canadian Department of Communications Compliance Statement DOC This Class digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe respecte toutes les exigences du R glement sur le mat riel brouiller du Canada C UL Bears the C UL Mark

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