BenQ MK2432 Скачать руководство пользователя страница 51 | Manualshive

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51

Disassembly / Assembly

1.

Disassembly of Stand from LCD TV.

1.1

Unscrew 4 screws to move Stand Unit and Dust Cover.

2.

Disassembly of Rear Cover.

2.1

Unscrew 10 screws in the Rear Cover.

Stand

Dust Cover

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Содержание MK2432

Страница 1: ...Date 2009 08 31 Notice For RO to input specific Legal Requirement in specific NS regarding to responsibility and liability statements Please check BenQ s eSupport web site http esupport benq com to en...

Страница 2: ...28 LEVEL 1 COSMETIC APPEARANCE ALIGNMENT SERVICE 31 VISUAL INSPECTION CLEANING 31 SOFTWARE FIRMWARE UPGRADE PROCESS 39 ADJUSTMENT ALIGNMENT PROCEDURE 46 LEVEL 2 CIRCUIT BOARD AND STANDARD RARTS REPLAC...

Страница 3: ...nterference F G H HDMI High Definition Multimedia Interface I J K L M N NTSC National Television System Committee O OSD On Screen Display P PAL Phase Alternating Line Q R RS232 Interface Between Data...

Страница 4: ...r easy access place Important Service Information RoHS 2002 95 EC Requirements Applied to all countries require RoHS The RoHS Restriction of Hazardous Substance in Electrical and Electronic Equipment...

Страница 5: ...dling these parts 8 Some products contain more than one battery Do not disassemble any battery or expose it to high temperatures such as throwing into fire or it may explode 9 Refer to government requ...

Страница 6: ...tures S video composite video and component video The monitor computer inputs are VGA analog and HDMI PC and HDCP This television monitor provides maximum flexibility in the number of applications tha...

Страница 7: ...onment Temperature The operating temperature range shall be 0oC to 40oC The non operating temperature range shall be 20oC to 60oC Humidity Operating 10 to 65 non condensing Non operating 0 to 90 non c...

Страница 8: ...atible 3 VGA D Sub 15 pin Input 4 Component Video YPbPr input 5 Composite Video CVBS input 6 S Video input 7 AV S Video Shared audio input RCA L R 8 Component Video YPbPr audio input RCA L R 9 Fixed A...

Страница 9: ...9 5V for DDC 10 GND 11 TX 12 SDA 13 H sync 14 V sync 15 SCL Signal Level RGB separate Analog 0 7Vp p 75 Ohm Input signal Quality 1 Rise Fall time Video Signal less than 4 0ns 2 TTL Signal Level The l...

Страница 10: ...64 75Hz 67 500 75 000 108 000 WXGA 1280x960 60Hz 60 000 60 000 108 000 SXGA 1280x1024 60Hz 63 981 60 020 108 000 1280x1024 75Hz 79 976 75 025 135 000 WXGA 1360x768 60Hz 47 712 60 015 85 500 WXGA 1440x...

Страница 11: ...per frame Horizontal frequency kHz Vertical frequency Hz System 525 15 734 60 NTSC 625 15 625 50 PAL B G D K I 625 15 625 50 SECAM 525 15 734 60 4 43NTSC Input from YpbPr Horizontal frequency kHz Ver...

Страница 12: ...reen output 5 HDMI Connector Pin Definition HDMI 19 pins HDMI connector is designed to match with HDMI digital signal cable the pin assignment is as the following 19 pins HDMI female Pin Signal Assign...

Страница 13: ...0x1050 60Hz VESA 1920x1080 60Hz Reduce Blanking 1920x1080 60Hz VESA 6 Power Supply Requirements Input Power Requirements 1 Input Voltage Range Input AC Voltage range is from 100 240Vac 10 shall be ava...

Страница 14: ...rformance Item Parameter Specification 1 Display pixels 1920 R G B 1080 2 Display cells NA 3 Pixel pitch 271 5 H um 271 5 V um 4 Cell pitch NA 5 Display pixel type NA 6 Active Area 521 28 H mm 293 22...

Страница 15: ...15 4 LCD Module Inspection...

Страница 16: ...16...

Страница 17: ...17...

Страница 18: ...18...

Страница 19: ...ARMS Operating frequency 40 80 KHz Lamp Starting Voltage 1900 VRMS 0 C 1500 VRMS 25 C Operating life 50 000 Hrs 5 Inverter Interface Characteristics Item MIN TYP MAX UNIT Note Power consumption 26 32...

Страница 20: ...key This switch is located on the Front bottom side of the display It is a soft power switch and not a main disconnection device Main disconnection shall be accomplished by physically removing the pow...

Страница 21: ...fault Auto Adjust To auto adjust picture s H V Position phase and clock Clock To adjust the delay time of clock to reduce the noise of picture Phase To adjust the delay time of phase to reduce the noi...

Страница 22: ...h TV programs Black and white levels for video components shall be either Full Range or Limited Range YCbCr components shall always be Limited Range while RGB components may be either Full Range or Li...

Страница 23: ...e Controller The remote control is a standard accessory packed with the LCDTV set The communication between remote control and receiver on LCDTV set is commonly by the emitting and receiving of infrar...

Страница 24: ...1 Return to the previous page of OSD menu 12 OK Navigate and adjust OSD function OK Enter a function setting or confirm an instruction 13 Input source select 14 Not Support 15 Not Support 16 Not Suppo...

Страница 25: ...r CHROMA 2135 Pattern Generator Fluke 54200 Audio Signal Generator Panasonic Audio Analyzer VP 7723A Fluke 54200 RF Signal Generator Fluke 54200 Head Phone Sony Mini Plug Headset DVD Player SAMPO DVD...

Страница 26: ...26 Packing Marking Labels...

Страница 27: ...27...

Страница 28: ...quirements leading to an evaluation of the degree of fitness for use including possible personal injury or property damage for the user of the product 5 0 CLASSIFICATION OF DEFECTS The defects are gro...

Страница 29: ...ects but contains no critical and major defects 7 0 EXPRESSION OF DEFECTIVES Number of defects Percent of defects X 100 Number of products inspected 8 0 INSPECTION STANDARD Unless otherwise specified...

Страница 30: ...d as a part of the complete product must be included in the evaluation The evaluation must be within the limits of the product specification and for not specified characteristics be related to the des...

Страница 31: ...bezel Zone B a Top view and right view of the bezel b Front view of base stand Zone C Other areas can be defined as zone C Inspection interval time Inspection interval is a function of surface area Pa...

Страница 32: ...rface Number of defect 22 22 22 Particle Blemish Color spot P 0 1 mm2 ignore ignore ignore 0 1 P 0 3mm2 Distance 10 cm 8 9 9 0 3 P 0 4 mm2 Distance 10 cm 3 4 4 Particle Spot with same color P 0 1 mm2...

Страница 33: ...0 100 cm2 or 10000 cm2 A 0 1 3 mm 50mm 3 3 4 5 5 B 0 1 5 mm 50mm 4 4 5 6 6 C 0 2 10 mm 50mm 6 6 7 8 9 7 Scratch Defects of specified area Zone Width Length Minimum distance Of two points 10 10 cm2 or...

Страница 34: ...irty but legible spec or S N Carton label Minor 1 8 Broken polyfoam Minor 1 9 Broken packing bag Minor 1 10 Label slanted 15 Minor 2 Accessory 2 1 Missing accessory parts Major 2 2 Wrong Accessory par...

Страница 35: ...ghtness 2 chroma23291 input Full white picture measure the brightness at the center of the picture B FULL R G B Window pattern Chroma23291input R G B Window video check dots and picture noise C Hatch...

Страница 36: ...Picture quality HD 1080i Picture quality KEY Test Condition TEST ITEM Input Equipment DVD picture NTSC disk Picture quality Ypbpr AV SV HDMI DVD PAL disk Picture quality L R Balance check Sound quali...

Страница 37: ...spec out of range Major 5 OSD wrong words OSD function fail Major 6 Color temperature out of spec Refer to Engineering Spec Major 7 No power no video LED does not illuminate Major 8 Not operate switch...

Страница 38: ...ot N 5 5 Foreign Black White Bright sport 0 15 D 0 5mm N 5 6 Foreign Black White Bright Lint 0 07 W 0 1mm 2 L 5mm N 5 7 Mura Judged by 8 ND Filter in 50 gray pattern If both customer and CMO agree mut...

Страница 39: ...ware Firmware Upgrade Process How to enter Factory OSD 1 Please press keypad to enter Factory Mode 2 Press Enter key Up key together and then press Power key to enter Factory Mode 3 Confirm software v...

Страница 40: ...0 Software download procedure The ISP SOP FOR MST 1 Connection PC to the Tv set by the tool as the follow picture Fig 1 4 Action The D_SUB cable must be 15 pin and the TV set must be AC ON Fig 1 Fig 2...

Страница 41: ...41 Fig 3 Fig 4...

Страница 42: ...42 1 Installation Driver Fig 1 Press the next button to continue Fig 2...

Страница 43: ...43 Fig 3 Now press the button Fig 4 Press the close the driver installation ok...

Страница 44: ...Tool_410_T exe 2 Press the config if the the ISP board have been found you will see the picture as bellow Fig 5 3 Press the Connect if all the things are ok and ready it will show the device type as t...

Страница 45: ...o than press Run It will start ISP When the ISP is ok you will see the information as the bellow picture Fig 8 6 Pull away the AC power Cord and the D SUB Cable And start another TV set 7 When we star...

Страница 46: ...at OSD to check this function EEPROM INIT A Timing 1920X1080 60Hz B Pattern Cross hatch C Tune on the set and press the and enter key simultaneously then press power key At this time we can enter int...

Страница 47: ...Table 1 1 1 2 1 3 Color temperature spec default Color temp at COOL Table 1 1 Color temp item factory OSD P N V N Normal Color temperature x 0 295 0 02 y 0 311 0 02 Table 1 2 Color temp item factory...

Страница 48: ...Under PC MODE input PC AUDIO signal checks whether the action of AUDIO IN is right C Under S VIDEO AV MODE input L R AUDIO signal checks whether the action of AUDIO IN is right D Under YPbPr MODE inp...

Страница 49: ...49 Level 2 Circuit Board and Standard Parts Replacement Exploded View...

Страница 50: ...EW M3 5MM 4 5F03 SCREW BND T M3X8 BND T 2 5F04 SCREW BND T M4X10 BND T 4 5F05 SCREW SPE ISZZTER001A M3 6L MSWR17 FZMYI 6 5F06 SCREW M3X6 P 0 5 4 5F07 SCREW SPE ISZZTER001A M3 6L MSWR17 FZMYI 2 5F08 BR...

Страница 51: ...51 Disassembly Assembly 1 Disassembly of Stand from LCD TV 1 1 Unscrew 4 screws to move Stand Unit and Dust Cover 2 Disassembly of Rear Cover 2 1 Unscrew 10 screws in the Rear Cover Stand Dust Cover...

Страница 52: ...52 2 2 Prize the rectangle hole on Rear Cover Fig 1 with a screwdriver Fig 2 to make the Rear Cover detach from the LCD TV Rear Cover Fig 1 Fig 2...

Страница 53: ...53 3 Disassembly of Main Board Power Board Front Cover and Panel Unit 3 1 Unscrew 2 screws to remove Bracket fix 3 2 Unscrew 8 screws to move Speaker and KeyPad Board Bracket fix...

Страница 54: ...54 3 3 Unscrew screws 6 to move Shield Plate 3 4 Unscrew 4 screws to remove Front Cover Speaker KeyPad Board Shield Plate Front Cover...

Страница 55: ...55 3 5 Unscrew 4 screws and disconnect the wires to remove Main Board 3 6 Unscrew 6screws and disconnect the wires to remove Power Board Main Board Power Board...

Страница 56: ...56 3 7 Unscrew 4 crews to move Panel Bracket Panel Bracket...

Страница 57: ...B connector 3 PC audio 4 Component 5 S Video 6 Composite 7 Audio In 2 L R 8 Audio Out L R 9 Earphone 10 TV Tuner 11 DTV NA As shown in the system block diagram there are 5 boards in the system They ar...

Страница 58: ...58 Troubleshooting...

Страница 59: ...59 NO display...

Страница 60: ...ox bracket to metal fittg 4 M3X6 P 0 5 5 7Kgf cm Lock up to HDMI connector 1 M3X6 P 0 5 5 6Kgf cm Bracket fix to metal fittg 2 M3X6 P 0 5 5 6Kgf cm I O cover to metal fittg 2 5 SCREW M3 6 P 0 5 BLACK...

Страница 61: ...61 Appendix 2 IR Code Code format RC5 Customer Code 3010 System Code 00...

Страница 62: ...62 Appendix 3 Wall Mount Dimension Scale 1 1 Unit mm...

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