NEC MultiSync LCD1550V-1-B Скачать руководство пользователя страница 62

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Check the CPH clock output to CN2 and CN3
pin 26 from U3 pin 123 at TTL level.

Failure point

Printed wire broke between U3 pin 123
and CN2, CN3 pin 26.

Proceed section 9 “Checking the resolution
change IC movement”.

All manuals and user guides at all-guides.com

Содержание MultiSync LCD1550V-1-B

Страница 1: ...model Use the applicable service manual which surely confirms the model number of the NAME PLATE INSTRUCTION Refer to the page which the point of view of the model number is mentioned in Model number LA 15R02 LA 15R02 BK Maintenance is performed by the original service manual Part No 599910571 Model number LA 15R02 1 LA 15R02 1 BK Maintenance is performed using this service manual All manuals and ...

Страница 2: ...nsulated 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 PRODUCT SAFETY CAUTION 1 When parts replacement is required for servicing always use the manufacturer s specified...

Страница 3: ... INSTRUCTION White model NAME PLATE INSTRUCTION Black model Model number Original model LA 15R02 Hannstar LCD model LA 15R02 1 Model number Original model LA 15R02 BK Hannstar LCD model LA 15R02 1 BK All manuals and user guides at all guides com ...

Страница 4: ...L NUMBER INFORMATION 2 1 DISASSEMBLY 3 1 ADJUSTMENT PROCEDURES 4 1 INSPECTION 5 1 TROUBLE SHOOTING 6 1 CIRCUIT DESCRIPTION 7 1 REPLACEMENT PARTS LIST 8 1 BLOCK DIAGRAM 9 1 SCHEMATIC DIAGRAMS 10 1 All manuals and user guides at all guides com ...

Страница 5: ...Manual UÏivatelská pﬁíruãka Bedienerhandbuch Οδηγίες Χρήσης Manual del usuario Manuel Utilisateur Manuale utente Gebruikershandleiding Podr cznik u ytkownika Руководство пользователя Kullan c Klavuzu All manuals and user guides at all guides com ...

Страница 6: ...15R02 1 MultiSync LCD1550V LA 15R02 1 BK is in compliance with Council Directive 73 23 EEC EN 60950 Council Directive 89 336 EEC EN 55022 EN 61000 3 2 EN 61000 3 3 EN 55024 and marked with NEC Mitsubishi Electric Visual Systems Corp MS Shibaura Bldg 13 23 Shibaura 4 chome Minato Ku Tokyo 108 0023 Japan All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 7: ...quipment to be recycled in a 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 environm...

Страница 8: ...y 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 ...

Страница 9: ...etimes 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 during the manufacturing and assembly of the product or its packaging Bio accumulativ...

Страница 10: ...stances 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 co...

Страница 11: ...or Nature Conservation and NUTEK The National Board for Industrial and Technical Development in Sweden Environmental Requirements Brominated flame retardants Brominated 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 These...

Страница 12: ...s freons CFCs freons are sometimes used for washing printed circuit boards and in the manufacturing of expanded foam for packaging 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 95 requirement Neither CFCs nor HCFCs may be used d...

Страница 13: ...1 9 English âesky Deutsch Ελληνικά Español Français Italiano Nederlands Polski Русский Türkçe All manuals and user guides at all guides com ...

Страница 14: ... power cord provided with the monitor In the UK a BS approved power cord with a moulded plug has a 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 MultiSync LCD1550V with a 220 240V AC power source in Australia use the power cord provided with the monitor For all other cases use a power c...

Страница 15: ...h tilt base Power Cord s 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 and packing material to transport or ship the monitor 1550V All manuals and user guides at all guides com ...

Страница 16: ...he power cord to the MultiSync LCD Series monitor and the other end to the power outlet Place the video signal cable and AC power cord under the clips Figure C 1 Replace connector cover and cable cover NOTE Adjust the position of the cable under the clips to avoid damage for cable or monitor NOTE Please refer to Caution section of this manual for proper selection of AC power cord 6 The Vacation Sw...

Страница 17: ...ption of these OSM controls NOTE If you have any problems please refer to the Troubleshooting section of this User s Manual Figure B 1 Macintosh Cable Adapter not included Macintosh G3 and G4 do not need a Macintosh cable adapter Figure A 1 All manuals and user guides at all guides com ...

Страница 18: ...for Mounting To prepare the monitor for alternate mounting purposes 1 Remove the connector cover and cable cover Figure R 1 2 Disconnect all cables 3 Place monitor face down on a non abrasive surface Figure R 2 Vacation Switch Power Button Figure C 1 1550V Figure D 1 Connector cover Cable cover Clip B All manuals and user guides at all guides com ...

Страница 19: ...he stand assembly Figure R 2 the monitor is now ready for mounting in an alternate manner 5 Connect the AC cord and signal cable to the back of the monitor Figure R 3 6 Reverse this process to reattach stand NOTE Use only VESA compatible alternative mounting method All manuals and user guides at all guides com ...

Страница 20: ...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 Figure R 2 Figure R 3 Non abrasive surface All manuals and user guides at all guides com ...

Страница 21: ...pth 8 5 mm If use other screw check depth of hole Weight of LCD assembly 3 2kg MAX Replace screws Tighten all screws 75 mm 75 mm Thickness of bracket arm 2 0 3 2 mm All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 22: ...ols Moves the bar left right to increase or decrease the adjustment Activates Auto Adjust function Enter the sub menu Moves the highlighted area of main menu right to select one of the controls Resets the highlighted control to the factory setting 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 ...

Страница 23: ...ng or decreasing this setting Colour Control Systems Five colour presets select the desired colour setting Each colour setting is adjusted at the factory R G B Increases or decreases Red Green or Blue colour depending upon which is selected The change in colour will appear on screen and the direction increase or decrease will be shown by the bars Tools OSM POSITION You can choose where you would l...

Страница 24: ...usly To de activate the OSM Lock Out press then 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 FACTORY PRESET Selecting Factory Preset allows you to reset all OSM control settings back to the factory settings The RESET button will nee...

Страница 25: ...s 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...

Страница 26: ...nitor 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 Immediately unplug your monitor from the wall outlet and refer servicing to qualified service perso...

Страница 27: ...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 53 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 to minimize glare and reflections Adjust the monitor tilt so that c...

Страница 28: ...aximum 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 Do not use primary colour blue on a dark background as it is difficult to see and may produce eye fatigue to insufficient contrast All manuals and user guides at all guides com ...

Страница 29: ...1 25 Printed in Taiwan HD67NM55101 All manuals and user guides at all guides com ...

Страница 30: ... 9 October X November Y December Z Panel Code A Z Hannstar panel Reference 0 9 LG panel Factory Code Compal Taiwan factory I Compal China factory T Control Code A B EX SERIAL NUMBER LABEL Model Name LCD1550V 1 LCD1550V 1 BK SERIAL NO Serial Number 4 digit sequential number at production month 0001 9999 White model Black model All manuals and user guides at all guides com ...

Страница 31: ...y is the opposite process of disassembly SYMBOL CODE Compal CODE NMV DESCRIPTION CABINET COLOR 1 FANM5522100 79PP0619 CONNECTOR COVER NM5522 AB White 1 FANM5522200 79PP0694 CONNECTOR COVER NM5522 AB Black 2 FANM5524100 79PP0589 CABLE COVER White 2 FANM5524200 79PP0607 CABLE COVER ASSY BK A Black 3 SL CPIMS 4 12 15BF 2 1 3 3 3 3 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 32: ...NMV DESCRIPTION CABINET COLOR 4 FANM5516100 79PP0587 CABINET BACK ASSY White 4 FANM5516200 79PP0606 CABINET COVER ASSY BK A Black 5 2CPITS 3 12 3AF White 5 2CPITS 3 12 3KF Black 4 5 5 All manuals and user guides at all guides com ...

Страница 33: ...ESCRIPTION 6 CPIMS CUP 3 6 3AF 7 SCREW SPECIAL 8 SHIELD PCB ASSY SYMBOL CODE Compal CODE NMV DESCRIPTION 5 2CPITS 3 12 3AF 9 454A5267001 79PP0584 PCBA KEY B VK 530 LNM555G CN1 9 5 5 5 8 6 7 All manuals and user guides at all guides com ...

Страница 34: ...DE DESCRIPTION CABINET COLOR 6 CPIMS CUP 3 6 3AF 11 SPECIAL WASHER 4 8 15BF 26 CFIMS 3 6 3KF 12 453A7367001 79PP0801 PCBA POWER B VP 543 LNS55 13 453A7567001 79PP0802 PCBA INVERTER B VI 543 LN 14 DC020149900 79PP0806 H CON SET NS555 P802 SW White 14 DC020150000 79PP0855 H CON SET NS555 P802 SW B Black 10 CN2 J1 CN3 6 J2 14 P802 6 11 12 13 J951 J911 J901 P804 P803 2 All manuals and user guides at a...

Страница 35: ...BINET COLOR 5 2CPITS 3 12 3AF 16 FANM5515100 79PP0586 CABINET FRONT ASSY White 16 FANM5515200 79PP0605 CABINET FRONT ASSY BK A Black SYMBOL CODE Compal CODE NMV DESCRIPTION 17 CPIMS 2 5 4 3AF 16 5 17 17 All manuals and user guides at all guides com ...

Страница 36: ...NGE L 20 HINGE R 21 FANM5523100 79PP0620 STAND FRONT NM5523 ABS PC White 21 FANM5523200 79PP0695 STAND FRONT NM5523 ABS PC Black 22 BRACKET HINGE 23 FANM5517100 79PP0618 BASE ASSY NM5517 ABS PC M White 23 FANM5517200 79PP0693 BASE ASSY NEC NM5517 ABS Black 24 SL CPIMS 4 8 15BF 25 SL CPIMS 4 16 15BF 21 19 20 22 23 24 25 18 27 27 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 37: ... 2 2 1 Time for adjustment 2 2 2 2 Measuring instruments jigs and tools 2 2 2 3 Power supply voltage 2 2 2 4 Aging 2 2 3 Set adjustments 2 3 3 1 Power ON 2 3 3 2 Factory mode 2 4 3 3 Factory reset and auto contrast 2 8 4 VG 829 Setting Method 2 10 All manuals and user guides at all guides com ...

Страница 38: ...shall be as specified below a A signal generator that can generate an output of signal timing produced by the adjusted VG 829 or specified in 4 Setting method for the VG 829 In this case however this signal generator shall be capable of displaying all white and all black as a screen display pattern The word adjusted shall mean that the amplitude of each signal R G B which is output from the signal...

Страница 39: ...n NG item unless the LED is lit in green at that time 3 Press the NEXT ADJUST or Control key and confirm that an OSM is displayed in the LCD screen Information Indicate the Input signal timing mode Resolution Frequency 4 right No Function 3 left No Function plus No function minus No function NEXT Change tag to next right direction RESET No function EXIT Jump to main menu Press RESET 3 4 at the sam...

Страница 40: ...u OSM Flame is CYAN How to use Service mode Page1 The page can check user s HOURS RUNNING and system total s HOURS RUNNING 1 Press NEXT to move cursor on HOURS RUNNING 2 Press 3 LEFT RESET at the same time can check HOURS RUNNING 3 Press 3 LEFT or 4 RIGHT to move cursor on FACTORY PRESET 4 Press RESET 4 RIGHT can reset all function to initial include user s HOURS RUNNING and AUTO INFORMATION Color...

Страница 41: ...ervice mode too Hours Running Indicate On time and Off mode power save time hours minutes There are two timers The one can be cleared and the other cannot be cleared Following Key operation changes the timer indication Select Hours Running item RIGHT RESET Indicate timer which can be cleared LEFT RESET Indicate timer which cannot be cleared LEFT RIGHT RESET Timer is cleared The indicated number sh...

Страница 42: ...t is executed Value should be cleared by factory reset in Service mode menu OSM Menu Change Bar or Number of User menu should be selected in Factory mode menu Factory Preset in Factory mode When proceed key is pushed at Factory preset Hours running and auto count is cleared All manuals and user guides at all guides com ...

Страница 43: ...K Shipment setting M3X RDT153X DESIGN The adjusting value displayed is modified into a bar or a numeral BAR The adjusting value is displayed in a bar Shipment setting DBG The adjusting value is displayed in numerals Debug VCO TYPE CAL Shipment setting FIX For evaluation When finishing the factory mode 1 When the EXIT key is pressed the OSM menu factory mode is closed and the factory mode is finish...

Страница 44: ...ame time 3 LCD screen display warring message 4 1 Press exit key will exit factory mode 4 2 Press NEXT key will enter factory mode 5 When enter factory mode and move make to FACTORY PRESET 6 Press PLUS or MINUS key and will clear HOURS RUNNING AUTO INFORMATION and EEPROM etc All manuals and user guides at all guides com ...

Страница 45: ...2 and change input video pattern to gray scale 8 Move make to AUTO GAIN and AUTO OFFSET 9 Press PLUS or MINUS key can adjust RGB offset and gain 10 Exit factory mode press exit key All manuals and user guides at all guides com ...

Страница 46: ...QPbp H 0 SERRATION H OFF EDP H OFF VDs H 0 V VBf H 0 OUTPUT MODE ANALOG NRZ RZ NRZ CV HS POS VS POS CS NEG HD NEG VD NEG RGB POS HT POS C NEG VIDEO 0 70V Set up 0 00V OUTPUT Sync 0 30V PAT SEL GRAY CHARA PATTERN Format Code Font Cell 1 82 16 16 16 16 GRAY Direction 0 L0 0 L1 17 L2 34 L3 51 L4 68 L5 85 L6 102 L7 127 L8 143 L9 159 LA 175 LB 191 LC 207 LD 223 LE 239 LF 255 All manuals and user guides...

Страница 47: ...e S ignal G enerator AU TO AD J I F JIG Part N o 599910401 120V For A ver Part N o 599910402 220V For B ver P R O G R AM P AR T N o 599910552 Program D isk D sub to D S ub 15pin S ignal C able 1 2 Input Signal Horizontal synchronization frequency No specified Vertical synchronization frequency No specified 1 3 Programs required PNP EXE PNP INI 08109741 MDL EDID550V TXT All manuals and user guides ...

Страница 48: ... press the Enter key The message of the screen Model Name LCD1550V Input serial number Enter only Use previous number c EDID data writing and inspection According to the screen commands make connections for the connectors and change over the signals The message of the screen Input 1 File 1 set V 42Hz N Hit any key Notes This message does not need to be followed The D SUB connector is connected and...

Страница 49: ... 00 20 30 10 60 40 13 00 30 E4 10 00 00 1E 00 00 00 FD 00 37 4B 1F 50 3C 08 00 0A 20 20 20 20 20 20 00 00 00 FC 00 4E 60 45 43 20 4C 43 44 31 35 35 30 56 0A 00 00 00 FF 70 00 31 3 35 30 30 30 30 31 49 41 0A 20 20 20 00 49 4 Table 1 5 Data list Note 1 address 10h Week of manufacture Month of manufacture 4 Note 2 address 11h Year of manufacture 1990 Notes 3 address 71h 7Dh Serial Number ASCII coded ...

Страница 50: ...N 4 Polarizer Linear Scratch 0 01mm W 0 2mm 1 0mm L 10mm N 3 Polarizer bubble Peeling 0 15mm D 0 25mm N 4 Visual defect D Diameter N Number W Horizontal width L Vertical high Maximum Allowable Defect Count All Types N 7 Bright Dot Random N 4 Bright Dot 2 Adjacent N 2 Dark Dot Random N 4 Dark Dot 2 Adjacent N 3 Dark Dot 3 or More Adjacent N 0 Total Bright and Dark Dots N 4 Minimum Distance Between ...

Страница 51: ... Two adjacent Note 2 Dark dot defect description Two adjacent Note 3 Dark dot defect description Three adjacent Type1 Type2 Type3 Type1 Type2 Type3 Type1 Type2 Type3 Type4 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 52: ...dot to dark dot Bright dot to dark dot Note 5 Average Diameter description Dusts would be judged by Average Diameter under vertical high 0 1mm and horizontal width 0 1mm condition 15mm NG 10mm NG b a Average Diameter D a b 2 10mm NG All manuals and user guides at all guides com ...

Страница 53: ...e of inlet shall be satisfied indicated below a The color of Ground Line is spiral of green and yellow b The Ground Line is connected at specified point on the chassis base with specified screw 2 Measurement Point Between the ground terminal of power supply cord and the chassis Screw The standard for a decision Less than 0 1ohm Input current 25A 3 2 Electric Strength It is applied to the PSU built...

Страница 54: ...surement condition The leakage ammeter builds in the resistor of 1500 ohm and uses a thing with the bypass condenser of 0 15uF 3 4 Insulation Resistance It is applied to the PSU built in set Perform the tests at the points indicated below and make sure that the insulation resistance is within the prescribed range This test must be performed after the electric strength test Measurement Points Make ...

Страница 55: ... OSM display 6 9 6 Abnormal Auto adjustment 6 10 7 Abnormal plug and play operation 6 11 7 1 Abnormal DDC2 6 11 8 Checking the interface circuit of sync signal 6 12 8 1 Checking the control circuit of horizontal sync pulse 6 12 8 2 Checking the control circuit of vertical sync pulse 6 13 9 Checking the resolution change IC movement 6 14 10 No power on 6 15 11 Checking the operation of CPU 6 16 All...

Страница 56: ...n t be distinguished NO YES NG OK Does OSM display when you push NEXT Adjust or Control button Proceed section 4 No OSM display Check if the sync signal from Computer is output and if the video cable is connected normally Input the sync signal of computer or change the cable Proceed section 9 Checking the resolution change IC movement All manuals and user guides at all guides com a l l g u i d e s...

Страница 57: ... host 2 Reconnect the video cable 3 Change the video cable Check OSM menu is displayed on screen when you push the NEXT Adjust or Control key Check if the LCD video signal cable is connected between the MAIN board and LCD module Failure point The cable is disconnected Next page Proceed section 4 Abnormal screen Check the video cable for failure Check the host for output signal with all black only ...

Страница 58: ...ve polarity is output on CN2 pin 29 at TTL level Check the STV1 and STV2 of negative polarity are ouput on CN2 pin 35 36 J2 cable pulled out or disconnected 1 U3 failure 2 Printed wire broke between U3 and CN2 CN3 pin26 3 L10 R63 L11 or R64 failure Failure point 1 U3 failure 2 Printed wire broke between U3 and CN2 pin 29 3 R68 or L14 failure Failure point 1 U3 failure 2 Printed wire broke between ...

Страница 59: ...ire broke between U3 and CN3 pin 30 31 32 37 38 3 R69 70 71 74 75 L15 16 17 20 or L21 failure Check the data signal output on CN3 and CN2 R G B data pin OK NG Failure point 1 U3 failure 2 Printed wire broke between U3 CN2 and CN3 data line Failure point The cable broke between CN2 CN3 and LCD module All manuals and user guides at all guides com ...

Страница 60: ... F901 open Failure point F901 failure Replace the inverter board Failure point 1 Inverter cable disconnection 2 C915 C955 open NG 1 u p failure 2 printed wire broke between u p trace to P804 pin3 Is 12V source voltage provided to pins 1 and 2 of J901 in inverter board OK NG Failure point Inverter cable disconnection Error in SW REG board OK All manuals and user guides at all guides com ...

Страница 61: ...o CN2 pin 29 from U13 pin 92 at TTL level Failure point Printed wire broke between U3 pin 92 and CN2 pin 29 NG OK Check the negative STV1 and STV2 sync pulse output to CN2 pin35 from U3 pin 83 84 at TTL level Failure point Printed wire broke between U2 pin 35 36 and CN2 pin 25 36 NG OK Failure point Printed wire broke between U3 pin 91 90 85 82 81 and CN2 pin 30 31 32 37 38 NG Is the pulse of the ...

Страница 62: ...ck output to CN2 and CN3 pin 26 from U3 pin 123 at TTL level Failure point Printed wire broke between U3 pin 123 and CN2 CN3 pin 26 Proceed section 9 Checking the resolution change IC movement All manuals and user guides at all guides com ...

Страница 63: ...between U3 pin105 118 124 140 and CN2 CN3 Proceed section 9 Checking the resolution change IC movement Check the output of pulse from U3 pin105 118 and pin 124 140 when press NEXT ADJUST or CONTROL key All manuals and user guides at all guides com ...

Страница 64: ...75 Failure point 1 Printed wire broke between U6 pin 2 5 and U8 pin 2 30 2 Printed wire broke between U7 pin 2 5 6 9 12 15 16 19 and U8 pin 13 15 17 21 Proceed section 9 Checking the resolution change IC movement Failure point 1 Printed wire broke between U6 pin 3 4 and U3 pin 49 50 2 Printed wire broke between U7 pin 3 4 7 8 13 14 17 18 and U3 pin 51 58 67 75 OK All manuals and user guides at all...

Страница 65: ...chronize SCLK at TTL level NG Failure point U9 failure Failure point 1 The host machine isn t communicating in DDC2 mode 2 The video cable may have failed or may not to have connections for DDC 3 Between U19 pin 6 and CN1 pin 15 may have failed 4 Cable failure OK All manuals and user guides at all guides com ...

Страница 66: ...composite sync output by host Confirm the host output the sync signal 2 Video cable may have failed 3 Printed wire broke between CN1 pin 13 and U13 pin 30 4 R10 R38 L14 R74 open 5 U12 failure Procees section 9 Checking the resolution change IC movement NG OK Failure point U3 failure Check the hovizuntal sync signal on U3 pin 206 a TTL level All manuals and user guides at all guides com a l l g u i...

Страница 67: ...gnal from the host Check the host 2 Video cable may have failed 3 Printed wire broke between CN1 pin 14 and U1 pin 11 4 R10 open 5 U1 failure OK Proceed section 9 Checking the resolution change IC movement Check the vertical sync signal on U1 pin 11 at TTL level All manuals and user guides at all guides com ...

Страница 68: ... 65 76 86 121 143 157 167 198 193 183 179 175 188 Is there 2 5V supply on U3 pins 5 7 10 11 12 15 18 21 22 25 28 31 35 36 42 63 76 88 119 141 159 162 163 166 169 170 189 190 196 Is 14 318MHz clock input to U3 pin 3 4 at TTL level Is 14 318MHz clock output from Y1 at TTL level Proceed section 11 Checking the operation of CPU All manuals and user guides at all guides com ...

Страница 69: ... board failure Check the 5V power from SW REG board NG OK Failure point SW REG board failure NG OK Is LED turned on in amber momentarily when power button is pushed Proceed section 11 Checking the operation of CPU Failure point SW REG board failure All manuals and user guides at all guides com ...

Страница 70: ...y on U8 pin 32 NG OK Failure point Printed wire broke between output J2 pin1 2 and U8 power supply pin 32 Is 14 318MHz clock input to U3 pin 3 4 at TTL level NG OK Failure point Y1 failure Failure point U3 failure All manuals and user guides at all guides com ...

Страница 71: ...uit 7 2 2 1 Clock circuit 7 2 2 2 Microcomputer port circuit 7 2 2 3 PIO General purpose port 7 2 3 Input Image Enlargement Display Circuit 7 3 3 1 Jag D 7 3 4 EEPROM Control Circuit 7 3 4 1 Data memory 7 3 5 Auto adjuster circuit control 7 3 5 1 Video level adjusting function 7 3 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 72: ...1 2 3 LCD panel 3 3V power control Circuit diagram MAIN Board P 5 5 Panel power control used Q6 and U15 from S9050 pin_94 PENVDD When the PENVDD stays at the high level the Panel voltage is 3 3V When the PENVDD stays at the low level the Panel voltage is 0V 2 Microcomputer Control Circuit 2 1 Clock circuit Circuit diagram MAIN Board P 3 5 The Y1 is a crystal the microcomputer It generates an outpu...

Страница 73: ...3 1 S9050 Circuit diagram MAIN Board P 1 5 The S9050 U3 is controlled through the internal microcomputer The S9050 is provided with the analog interface D SUB CN1 and the digital interface 4 EEPROM Control Circuit 4 1 Data memory Circuit diagram MAIN Board P 3 5 The display control data are held by the EEPROM U9 These display control data are accessed through the IIC bus of the microcomputer 5 Aut...

Страница 74: ...9PP5021 IC KA3842A DIP 8 PWM U802 AB0043101T3 79PP5289 IC KA431Z TO 92 REGULATOR U9 SA024160008 79PP0359 IC EE 16K SO 8 C U901 SA097410000 79PP0632 IC BA9741F SOP 16 PWM TRANSISTORS Q1 SBX012400T0 79PP0058 TR DTC124EK SOT 23 Q2 SBX012400T0 79PP0058 TR DTC124EK SOT 23 Q3 SB7700200T5 79PP0189 TR 2N7002 Q4 SB1103600T3 79PP0055 TR 2SA1036K SOT 23 Q5 SB7700200T5 79PP0189 TR 2N7002 Q6 SBX012400T0 79PP00...

Страница 75: ...AD P2 D901 SC11N4148T8 79PP0062 DIODE 1N4148 SM D910 SC11N4148T8 79PP0062 DIODE 1N4148 SM D911 SC10QS042T4 79PP0825 S DIO EC10QS04 D912 SC6BAV99100 79PP0826 S DIO ROW BAV99 JE 2P SO D950 SC11N4148T8 79PP0062 DIODE 1N4148 SM D951 SC10QS042T4 79PP0825 S DIO EC10QS04 D952 SC6BAV99100 79PP0826 S DIO ROW BAV99 JE 2P SO LED401 BC5G2093000 79PP0331 LED LYG2093 YEL GRN 3D ZD1 SC1LC208000 79PP0376 DIODE DA...

Страница 76: ... DC1510009T0 79PP5278 BEAD NWE W5 3 5X6X1 0 T L841 CL300003600 79PP0768 CHOK COIL NM555 2 9UH 3 L842 CL300003600 79PP0768 CHOK COIL NM555 2 9UH 3 L9 SM010006300 79PP0447 CHIP MURATA BLM21P300S L911 CL310011600 79PP0613 CHOK COIL NM555 245UH K L951 CL310011600 79PP0613 CHOK COIL NM555 245UH K ELECTRICAL PARTS MISCELLANEOUS PARTS CABLAS DC190020600 79PP0614 CB ASY NM555 20276 2CORE CABLCT DC02014540...

Страница 77: ...5 L16 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L17 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L18 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L19 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L20 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L21 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 R1 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R10 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R11 SD0132201T1 79PP0100 R CHIP 2 2K 1 16W 5 ...

Страница 78: ... R48 SD0131002T3 79PP0096 R CHIP 10K 1 16W 5 R5 SD0131002T3 79PP0096 R CHIP 10K 1 16W 5 R50 SD0011800T0 79PP0847 S RES 1 8W 180 5 1206 R51 SD0134701T8 79PP0194 CHIP RES 1 16W 4 7K 5 R52 SD0011800T0 79PP0847 S RES 1 8W 180 5 1206 R53 SD0134701T8 79PP0194 CHIP RES 1 16W 4 7K 5 R54 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R57 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R58 SD0131002T3 79PP0096 R C...

Страница 79: ...MOF 3W 1 3 5 S R820 CC013AL91M0 79PP0755 RES MOF 3W 1 3 5 S R821 CC0240171T0 79PP0757 RES FUSE 1 4W 24 5 R823 CC2002211T9 79PP5190 RES 1 8W 20K 5 R824 SD0114703T5 79PP0823 S RES 1 4W 470K 5 1206 R841 CC1000071T5 79PP5383 RESISTOR FUSE 1 2W 100 R842 CC0100071T6 79PP0754 RES FUSE 1 2W 10 5 R843 CC4700491T4 79PP0763 RES MOF 1W 470 5 R846 CC5600211T1 79PP0764 RES 1 8W 560 5 R847 CC2201211T0 79PP0760 R...

Страница 80: ...P7 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RP8 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RP9 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RT801 CC008086700 79PP0752 RES NTC 5A 8 15 SCK 08 CAPACITORS C10 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C100 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C101 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C102 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C103 SE024101J...

Страница 81: ...027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C46 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C47 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C48 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C49 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C5 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C50 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C51 SE053106Z00 79PP0851 S CER CAP 10U 10V Z Y5V 0 C52 SE...

Страница 82: ...B01006M1T0 79PP5344 ELE CAP 10U 50V M B P5 C812 CJ010C6JNT1 79PP5439 FILM CAP 0 01U 50V J PPN C813 CJ010C6JNT1 79PP5439 FILM CAP 0 01U 50V J PPN C814 CJ010D6JNT1 79PP0766 FILM CAP 0 001U 50V J PEN C815 CA022E601T4 79PP0746 CER CAP 220P 50V 5 NPO C816 CB02204M0TH 79PP0747 ELE CAP 22U 25V M B P5 TM C817 CA001A601T8 79PP0277 CERAMIC CAP 0 1U 50V Z Y C818 CA010CEZ000 79PP0744 CER CAP 0 01U 1KV Z E P7 ...

Страница 83: ...F C93 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C94 CB10003M110 79PP0866 ELE CAP 100U 16V 20 10 C95 SE025102K04 79PP0118 C CERAMIC 1000P 50V C950 SE026104K01 79PP0432 C CERAMIC 0 1U 16V K X7R C951 SE025103KT4 79PP0203 CHIP CER CAP 0 01U 50V C952 SE030105K08 79PP0435 C CERAMIC 1U 16V K X7R C953 SE043104K05 79PP0659 CER CAP 0 1U 25V K X7R C954 SK1515BAK00 79PP0663 FIL CAP 0 15U 100V K PPS C955 C...

Страница 84: ... 79PP5021 IC KA3842A DIP 8 PWM U802 AB0043101T3 79PP5289 IC KA431Z TO 92 REGULATOR U9 SA024160008 79PP0359 IC EE 16K SO 8 C U901 SA097410000 79PP0632 IC BA9741F SOP 16 PWM TRANSISTORS Q1 SBX012400T0 79PP0058 TR DTC124EK SOT 23 Q2 SBX012400T0 79PP0058 TR DTC124EK SOT 23 Q3 SB7700200T5 79PP0189 TR 2N7002 Q4 SB1103600T3 79PP0055 TR 2SA1036K SOT 23 Q5 SB7700200T5 79PP0189 TR 2N7002 Q6 SBX012400T0 79PP...

Страница 85: ...AD P2 D901 SC11N4148T8 79PP0062 DIODE 1N4148 SM D910 SC11N4148T8 79PP0062 DIODE 1N4148 SM D911 SC10QS042T4 79PP0825 S DIO EC10QS04 D912 SC6BAV99100 79PP0826 S DIO ROW BAV99 JE 2P SO D950 SC11N4148T8 79PP0062 DIODE 1N4148 SM D951 SC10QS042T4 79PP0825 S DIO EC10QS04 D952 SC6BAV99100 79PP0826 S DIO ROW BAV99 JE 2P SO LED401 BC5G2093000 79PP0331 LED LYG2093 YEL GRN 3D ZD1 SC1LC208000 79PP0376 DIODE DA...

Страница 86: ...10009T0 79PP5278 BEAD NWE W5 3 5X6X1 0 T L841 CL300003600 79PP0768 CHOK COIL NM555 2 9UH 3 L842 CL300003600 79PP0768 CHOK COIL NM555 2 9UH 3 L9 SM010006300 79PP0447 CHIP MURATA BLM21P300S L911 CL310011600 79PP0613 CHOK COIL NM555 245UH K L951 CL310011600 79PP0613 CHOK COIL NM555 245UH K ELECTRICAL PARTS MISCELLANEOUS PARTS CABLE DC190020700 79PP0691 CB ASY NM555 20276 2CORE CN2 SP02E002100 79PP067...

Страница 87: ...0H 1 16W 5 L16 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L17 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L18 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L19 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L20 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 L21 SD0130000T4 79PP0092 R CHIP 0H 1 16W 5 R1 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R10 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R11 SD0132201T1 79PP0100 R CHIP 2 2K...

Страница 88: ... R48 SD0131002T3 79PP0096 R CHIP 10K 1 16W 5 R5 SD0131002T3 79PP0096 R CHIP 10K 1 16W 5 R50 SD0011800T0 79PP0847 S RES 1 8W 180 5 1206 R51 SD0134701T8 79PP0194 CHIP RES 1 16W 4 7K 5 R52 SD0011800T0 79PP0847 S RES 1 8W 180 5 1206 R53 SD0134701T8 79PP0194 CHIP RES 1 16W 4 7K 5 R54 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R57 SD014100009 79PP0850 S RES 1 16W 100 1 0603 R58 SD0131002T3 79PP0096 R C...

Страница 89: ...MOF 3W 1 3 5 S R820 CC013AL91M0 79PP0755 RES MOF 3W 1 3 5 S R821 CC0240171T0 79PP0757 RES FUSE 1 4W 24 5 R823 CC2002211T9 79PP5190 RES 1 8W 20K 5 R824 SD0114703T5 79PP0823 S RES 1 4W 470K 5 1206 R841 CC1000071T5 79PP5383 RESISTOR FUSE 1 2W 100 R842 CC0100071T6 79PP0754 RES FUSE 1 2W 10 5 R843 CC4700491T4 79PP0763 RES MOF 1W 470 5 R846 CC5600211T1 79PP0764 RES 1 8W 560 5 R847 CC2201211T0 79PP0760 R...

Страница 90: ...P7 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RP8 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RP9 SD302220A00 79PP0105 R CHIP 22H 1 16W 5 RT801 CC008086700 79PP0752 RES NTC 5A 8 15 SCK 08 CAPACITORS C10 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C100 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C101 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C102 SE024100FT1 79PP0114 C CERAMIC 10P 50V 1PF C103 SE024101J...

Страница 91: ...027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C46 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C47 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C48 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C49 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C5 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C50 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C51 SE053106Z00 79PP0851 S CER CAP 10U 10V Z Y5V 0 C52 SE...

Страница 92: ... CB01006M1T0 79PP5344 ELE CAP 10U 50V M B P5 C812 CJ010C6JNT1 79PP5439 FILM CAP 0 01U 50V J PPN C813 CJ010C6JNT1 79PP5439 FILM CAP 0 01U 50V J PPN C814 CJ010D6JNT1 79PP0766 FILM CAP 0 001U 50V J PEN C815 CA022E601T4 79PP0746 CER CAP 220P 50V 5 NPO C816 CB02204M0TH 79PP0747 ELE CAP 22U 25V M B P5 TM C817 CA001A601T8 79PP0277 CERAMIC CAP 0 1U 50V Z Y C818 CA010CEZ000 79PP0744 CER CAP 0 01U 1KV Z E P...

Страница 93: ...PF C93 SE027104NT0 79PP0119 C CERAMIC 0 1U 16V 20 80 C94 CB10003M110 79PP0866 ELE CAP 100U 16V 20 10 C95 SE025102K04 79PP0118 C CERAMIC 1000P 50V C950 SE026104K01 79PP0432 C CERAMIC 0 1U 16V K X7R C951 SE025103KT4 79PP0203 CHIP CER CAP 0 01U 50V C952 SE030105K08 79PP0435 C CERAMIC 1U 16V K X7R C953 SE043104K05 79PP0659 CER CAP 0 1U 25V K X7R C954 SK1515BAK00 79PP0663 FIL CAP 0 15U 100V K PPS C955 ...

Страница 94: ...9 1 BLOCK DIAGRAM LCD1550V LCD1550V BK LA 15R02 1 LA 15R02 1 BK INTERFACE BOARD 12V All manuals and user guides at all guides com ...

Страница 95: ...F 1 2 R15 10K 1 2 R13 27K 1 2 C8 0 1uF 1 2 D1 EC10QS04 1 2 C1 2 2pF 1 2 C2 2 2pF 1 2 D2 EC10QS04 1 2 C3 2 2pF 1 2 R16 100 1 2 R12 2 2K 1 2 R10 100 1 2 L1 FBM L11 160808 280LMT 1 2 U1 SN74LVC14PWR 1 3 5 9 11 13 7 14 2 4 6 8 10 12 A1 A2 A3 A4 A5 A6 GND VCC Y1 Y2 Y3 Y4 Y5 Y6 R2 75 1 1 2 R9 100 1 2 R4 75 1 1 2 R11 2 2K 1 2 R8 75 1 1 2 CN1 8 7 6 5 4 3 2 1 9 10 11 12 13 14 15 C7 82pF 1 2 R5 10K 1 2 L2 F...

Страница 96: ...P221SG 1 2 L7 BLM21P221SG 1 2 s9050 U3 s9050 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 156 155 154 153 152 151 150 149 148 147 146 145...

Страница 97: ...LM21P300S 1 2 U9 AT24LC16 8 5 6 4 7 3 2 1 VCC SDA SCL GND TEST A2 A1 A0 U8 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 2 30 22 24 31 1 13 14 15 17 18 19 20 21 32 16 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 CE OE PGM VPP D0 D1 D2 D3 D4 D5 D6 D7 VCC GND R35 10K 1 2 Q4 2SA1036K 3 2 1 R56 10K 1 2 R57 100 1 2 R55 10K 1 2 R48 10K 1 2 R47 10K 1 2 R59 10K 1 2 R46 10K 1 2 R54 100 1 2 R39 ...

Страница 98: ...2 C88 100uF 16V 1 2 C90 0 1uF 1 2 C76 0 01uF 1 2 U14 APL1117 25 1 2 3 GND VO VI C86 0 1uF 1 2 U13 APL1117 25 1 2 3 GND VO VI R62 100 1 2 C87 22uF 50V 1 2 Q5 2N7002 3 1 2 C80 0 1uF 1 2 R61 4 7K 1 2 C78 220uF 16V 1 2 U12 74HC4066 13 12 6 5 1 2 3 4 8 9 11 10 7 14 1E 4E 3E 2E 1Y 1Z 2Z 2Y 3Y 3Z 4Y 4Z GND VCC R60 4 7K 1 2 C79 0 1uF 1 2 Analog ground plane 2 Vout APL1117 3 3 SOT 223 1 2 3 GND Vout Vin 2 ...

Страница 99: ... GND EB5 EB4 EB3 EB2 EB1 EB0 GND EG5 EG4 EG3 EG2 EG1 EG0 GND ER5 ER4 ER3 ER2 ER1 ER0 GND CPH1 GND GND STH LOAD POL REV GND GND STV1 STV2 CPV OE GND GND C93 0 1uF 1 2 CP4 47pF 1 2 3 4 5 6 7 8 C94 100uF 16V 1 2 RP1 22 1 2 3 4 5 6 7 8 CP3 47pF 1 2 3 4 5 6 7 8 RP8 22 1 2 3 4 5 6 7 8 RP4 22 1 2 3 4 5 6 7 8 CP2 47pF 1 2 3 4 5 6 7 8 R66 1M 1 2 RP3 22 1 2 3 4 5 6 7 8 R67 100K 1 2 RP7 22 1 2 3 4 5 6 7 8 R6...

Страница 100: ...1 4 7K R807 10 1 2W D802 PS104R Q803 2SC945 Q801 2SK2761 C805 100uf 400v C808 22uf 25v R809 1M Q804 BT169D R821 24 1 4W fusible D804 1N4148 C849 0 1uf C848 1000uf 10v D805 1N4148 C810 103 R842 10 1 2W fusible R841 100 1 2W fusible U800 LTV 817M B C800 222 Y1 D842 SB560 C842 103 C841 1000P 1KV C844 470uf 25V C843 470uf 25V C847 1000uf 10V L842 CHOKE L841 CHOKE R843 470 1W D803 1N4148 C815 221J NPO ...

Страница 101: ... DTC2 GND VCC IN2 IN2 SCP REF R910 316K 1 F901 ICP S2 3 C910 104 16V K X7R Q916 SI3457 1 2 3 4 5 6 PD1 PD2 PG PS PD3 PD4 R904 1M J951 JST SM02 8 0 B BHSS 1 TB 1 2 R955 130K 1 R951 442K 1 J901 98115 0603 1 2 3 4 5 6 D901 1N4148 1 2 C951 103 50V K X7R R954 20K 1 C950 104 16V K X7R C956 225 16V K X7R 1206 Q952 DTA124E 2 1 3 D912 BAV99 1 2 3 Q954 2SC4672Q 2 1 3 R912 54 9K 1 R960 200 1206 R915 130K 1 R...

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NEC MultiSync LCD1550V-1-B, Руководство по обслуживанию

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Содержание MultiSync LCD1550V-1-B

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