Acer CML174SXW Скачать руководство пользователя страница 37 | Manualshive

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36

7.3

Dimension Size and Weight

Dimension size

374 (W) x 394.5 (H) x 204 (D)

Net Weight

5Kg

Gross Weight

7Kg

7.4

Gap Spec.

7.4.1

The step between front bezel and back cover shall be within specification.

Top

Left and Right

Back cover concavity

Back cover concavity

0 mm

≤

X

≤

0.8 mm

0 mm

≤

X

≤

0.8 mm

LCD Horizontally

The angle between front bezel and LCD unit in bottom side should not large than 1.0mm.

CML175SXW

CML174SXW

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Содержание CML174SXW

Страница 1: ...e Sicherheitshinweise und Hinweise zur Produktsicherheit in diesem Wartungshandbuch zu lesen SERVICE MANUAL MANUEL D ENTRETIEN WARTUNGSHANDBUCH Data contained within this Service manual is subject to alteration for improvement Les données fournies dans le présent manuel d entretien peuvent faire l objet de modifications en vue de perfectionner le produit Die in diesem Wartungshandbuch enthaltenen ...

Страница 2: ...CK DIAGRAM 21 SYSTEM BLOCK DIAGRAM 21 3 4 CONNECTOR LOCATIONS 21 3 5 CONNECTOR TYPE 22 3 6 CONNECTOR PIN ASSIGNMENT 22 4 VK 713 CONTROL PANEL BOARD 25 4 1 DESCRIPTION 25 4 2 CONNECTOR AND SWITCH LOCATIONS 25 4 3 CONNECTOR TYPE 25 4 4 CONNECTOR PIN ASSIGNMENT 25 4 5 SWITCH DEFINITION 26 4 6 LED DEFINITION 26 5 POWER SUPPLY INVERTER BOARD 27 5 1 DESCRIPTION 27 5 2 POWER SUPPLY AC TO DC SECTION 27 5 ...

Страница 3: ...IONS 38 8 10 TEST PROCEDURE 38 9 POWER LINE SURGE TEST IEC 61000 4 5 SURGE 40 9 1 CLIMATIC CONDITION 40 9 2 TEST CONDITIONS 40 9 3 40 9 4 40 9 5 40 9 6 40 9 7 40 10 ENVIROMENT REQUIREMENT 41 10 1 OPERATING 41 10 2 STORAGE OR SHIPMENT 41 11 REGULATION COMPLIANCE 42 11 1 THIS PRODUCT COMPLY TO THE MOST CURRENT REVISIONS OF FOLLOWING REGULATIONS 42 11 2 ELECTROSTATICS DISCHARGE ESD 43 12 QUALITY AND ...

Страница 4: ...de a performance oriented product with no radiation This will alleviate the growing health concerns It is also a space saving design allowing more desktop space and comparing to the traditional CRT monitor it consumes less power and gets less weight in addition MTBF target is 20k hours or more Comparison Chart of CML174SXW CML175SXW CML174SXW CML175SXW Panel Normal 17 panel AU M170EN05 Samsung LTM...

Страница 5: ...ecified User red white balance Green white balance and Blue white balance control In the center unless otherwise specified Power input 110Vac or 230Vac Ambient temperature 20 5 C 68 9 F Analog input mode 1280 x1024 60 Hz 2 1 1 MEASUREMENT SYSTEMS The units of measure stated in this document are listed below 1 gamma 1 nano tesla 1 tesla 10 000 gauss cm in x 2 54 lb kg x 2 2 degrees F C x 1 8 32 deg...

Страница 6: ...gital TMDS Signal connector 15 pin Mini D type standard VGA video DVI D connector 3 5 mm stereo audio jack Audio CML175SXW 3 5 mm miniature stereo Headphone jack CML175SXW Audio power 1Wrms 1Wrms 300Hz 10kHz S P L 10 dB CML175SXW Front control power on off with LED select up down adjustment Interface frequency y Horizontal Frequency 24KHz 80KHz analog 31 5 80KHz digital y Vertical Frequency 56Hz 7...

Страница 7: ...OTO RESEARCH PR650 Inverter Freq 54kHz Ta 25 2 C VDD 5V fv 60 Hz fDCLK 54 MHz IL 6 5mArms Item Symbol Condition Min Typ Max Unit Note Contrast Ratio Center of screen CR 250 400 1 2 4 BM 5A Rising TR 12 20 Response Time Falling TF 4 0 5 msec 1 3 BM 7 Luminance of White Center of screen YL 200 260 cd m2 5 BM 5A Rx 0 64 Red Ry 0 34 Gx 0 29 Green Gy 0 61 Bx 0 14 Blue By 0 07 Wx 0 31 Color Chromaticity...

Страница 8: ...angle range 10 CR Note 2 Definition of Contrast Ratio CR Ratio of gray max Gmax gray min Gmin at the center point of panel Luminance with all pixels white Gmax CR Luminance with all pixels black Gmin Note 3 Definition of Response time Sum of TR TF ...

Страница 9: ...cuted Measurement should be executed n a stable windless and dark room 30 min after lighting the back light This should be measured in the center of screen Dual lamp current 13 0mA 6 5mA x2 Refer to the note 1 in the page 14 for more information Environment condition Ta 25 2 C Optical characteristics measurement setup ...

Страница 10: ...finition of Flicker level Flicker Voltage pp F x 100 LMD Voltage dc One maximum value of three estimated values For this test an LMD Light Measurement Device is needed with adequate response time to track any visible rate flicker component and with a voltage level output proportional To luminance intensity Test Pattern For dot inversion Driving Gray levels of foreground dots on the test panel Are ...

Страница 11: ...etermine that point proceed as follows Using the background and foreground gray levels of step1 Gbkg and Gfg Turn on each box at a time Look for the case with the worst shadowing The box causing the worst case is the shadowing source or Bsrc Use Bsrc and the box opposite from it that lies directly in the shadow path That is the target box or Btgt Note that box Eight be either Bsrc or Btgt dependin...

Страница 12: ...MODES MONITOR MODE NO SCREEN RESOLUTION HORIZONTAL SYNC RATE kHz VERTICAL SYNC RATE Hz VIDEO CLK MHz STANDARD 1 640x350 31 5 70 0 25 0 VGA 2 640X400 24 83 56 4 21 05 NEC 3 640X400 31 5 70 0 25 0 VGA 4 640X400 31 5 70 1 25 19 NEC 5 640X480 31 5 60 0 25 0 Defacto 6 640X480 35 0 66 67 30 24 MAC 7 640X480 37 86 72 80 31 5 VESA 8 640X480 37 5 75 0 31 5 VESA 9 720X400 31 5 70 0 28 0 Text Defacto 10 832X...

Страница 13: ...0 72 24 128 36 SVGA 56 25 625 600 2 1 22 800x600 37 879 1056 800 128 40 88 40 VESA 600 60Hz 60 317 628 600 4 1 23 800x600 48 077 1040 800 120 56 64 50 VESA 600 72Hz 72 188 666 600 6 37 23 800x600 46 875 1056 800 80 16 160 49 5 VESA 600 75Hz 75 625 600 3 1 21 1024x768 48 363 1344 1024 136 24 160 65 XGA 60 004 806 768 6 3 29 1024x768 53 964 1328 1024 176 16 112 71 664 COMPAQ XGA 66 132 816 768 4 8 3...

Страница 14: ...o input Connector Analog Video input Connector 15pins mini D Sub Table 2 4 5 Pin assignment for D sub connector PIN NO Separate Sync 1 RED VIDEO 2 GREEN VIDEO 3 BLUE VIDEO 4 GROUND 5 GROUND 6 RED GROUND 7 GREEN GROUND 8 BLUE GROUND 9 PC5V 5V DDC 10 CABLE DETECTION 11 GROUND 12 SDA 13 H SYNC 14 V SYNC 15 SCL 15 10 5 1 6 11 D sub connector Color of plastic parts Blue PC99 ...

Страница 15: ...2 TX2 10 TX1 18 TX0 3 Shield TX2 TX4 11 Shield TX1 TX3 19 Shield TX0 TX5 4 NC 12 NC 20 NC 5 NC 13 NC 21 NC 6 DDC Serial Clock 14 5V power 22 Shield TXC 7 DDC Serial Data 15 Ground 5V 23 TXC 8 No Connect 16 Hot plug detect 24 TXC In case the power of the PC unit is switched off and the power of the monitor is switched on no voltage may occur at pin 14 ...

Страница 16: ...r ON OFF switch push to ON and push to OFF toggle switch 7 Ear phone jack CML175SXW only 8 Volume Control CML175SXW only Note When OSD Menu is off press button 2 and 3 at the same time can activate Auto Adjustment immediately 2 5 2 OSD Functions OSD Format Refer to following figure OSD Border Cyan color OSD Tunable Item The 16 icons that around the border Selected Item Yellow background Comment Ma...

Страница 17: ...40x400 GRAPH or 720x400 TEXT mode select Language 5 kinds of language for description including English German French Spanish Italian Recall Recall the default value Color Temp Color temperature for standard 9300 6500 7500 or user defined User User R Red signal gain by user defined User G Green signal gain by user defined User B Blue signal gain by user defined 7500 Set CIE coordinate at 7500 K co...

Страница 18: ... seconds If no further signal then it shows No Signal and enter power saving mode 2 6 White Color Temperature White color temperature is 4 preset as 9300 7500 6500 and User Default value of user color should be user which is maximum setting for panel Target of color setting Color Temp Color Coordinate Tolerance Color Coordinate Tolerance x y u v 9300K 0 281 0 297 0 03 0 189 0 446 u v 0 01 7500K 0 ...

Страница 19: ...Total output power 48 Watt max Withstanding voltage 1 5Kvac or 2 2KVdc for 1 minute Leakage current 0 25mA 100Vac 3 5mA 230Vac Efficiency 80 min 115V 230VAC maximum load 2 7 4 Power Management 2 7 4 1 Meet VESA DPMS proposal The monitor must comply with the Microsoft On Now specification with a minimum of three power management states as defined by the VESA DPMS document The front panel of the mon...

Страница 20: ...ristics Tamb 25 Audio amplifier USE Panasonic VP 7723A Audio Analyzor Spec Item Audio Input Freq Min Typ Max Comment Input Voltage V 5 Input Current m A 500 800 Audio Voltage Gain 500m Vrms 1KHz 6 d B Volume Max load 4 Ω Frequency Response 500m Vrms 300Hz 20KHz 10dB 10d B Volume Max load 4 Ω Signal to Noise ratio 500m Vrms 1KHz 40dB Volume Max load 4 Ω Total harmonic distortion 500m Vrms 1KHz 1 ex...

Страница 21: ...ssor to detect display timings and control user functions Using Genesis design to generate optimum LCD timings Using E2 PROM to memorize every adjusted parameter Support up to 25 display modes from VGA to SXGA Support up to 5 display modes from VGA to SXGA by TMDS Offer full screen expansion function on non XGA mode automatic Support OSD functions Support VESA DPMS function Support DDC1 2B functio...

Страница 22: ...21 3 3 BLOCK DIAGRAM System Block Diagram 3 4 Connector Locations ...

Страница 23: ...channel 0 3 RX2 SHILD Shield for TMDS channel 2 18 RXO TMDS positive differential output channel 0 4 NC do not connect 19 RX0 shield for TMDS channel 0 5 NC do not connect 20 NC do not connect 6 DDC SCL DDC2B clock 21 NC do not connect 7 DDC SDA DDC2B data 22 RXC SHILD Shield for TMDS clock 8 Analog Vs Analog V sync 23 RXC TMDS negative differential output reference clock 9 RX1 TMDS negative diffe...

Страница 24: ... Pixel 1 EVEN data 15 18 21 24 GND Power Ground 5 RXE0 Positive Transmission Data of Pixel 0 EVEN data 4 RXE0 Negative Transmission Data of Pixel 0 EVEN data 32 RXO3 Positive Transmission Data of Pixel 3 ODD data 31 RXO3 Negative Transmission Data of Pixel 3 ODD data 29 RXOC Positive Sampling Clock ODD data 28 RXOC Negative Sampling Clock ODD data 30 33 34 27 GND Power Ground 26 RXO2 Positive Tran...

Страница 25: ...11 R Audio Right Output 3 6 5 CN6 Pin NO Signal Comment 1 5 V Audio Power 2 GND Audio GND 3 GND GND 4 GND GND 5 BRIGHT Brightness Adjustment 6 PS Power Saving 7 PBIAS Back Light ON OFF 8 5VB From USB power 9 10 5V From main power 3 6 6 CN4 Pin NO Signal Comment 1 LED Y Power saving mode 2 LED G Monitor is ON 3 GND GND 4 KEY ON OFF KEY ON OFF 5 KEY UP KEY Brightness Increase 6 KEY DOWN KEY Brightne...

Страница 26: ...2 J3 87502 0200 ACER 2 JP1 SCJ 0348 C SC 9 4 4 Connector pin Assignment 4 4 1 J4 Pin NO Signal Comment 1 KEY LEFT Function select counter clockwise key 2 KEY RIGHT Function select counter clockwise key 3 KEY DOWN Adjust down key 4 KEY UP Adjust up key 5 KEY POWER Power ON OFF key 6 GND GND 7 LED G Power is ON 8 LED Y Power is OFF 4 4 2 J2 Pin NO Signal Comment 1 5 VDD Volume Control 2 Volume Volum...

Страница 27: ...J1 Pin NO Signal Comment 1 R OUT Audio Output R 2 R OUT Audio Output R 4 5 Switch definition Location Definition S1 Power ON OFF S4 Function select by clockwise direction S5 Function select by counter clockwise direction S2 Adjust up S3 Adjust down 4 6 LED definition Location Definition D1 Green for ON mode Yellow for OFF mode yellow for Power Saving mode Dark for DC power OFF mode ...

Страница 28: ... 63 Hz over the specified input voltage range 5 2 3 Quick specification review Input current 1 2A max at 90VAC input and full load 0 6A max at 264 VAC input and full load Inrush current cold start 30A 0 peak 110Vac 50A 0 peak 220Vac measured when switched off for at least 10 mins Output Tolerance Output Current Output Volt MIN MAX Volt Tolerance 5Vdc 5 0A 1 0A 4 8 5 2V dc 5Vdc 5 0A 1 5A 4 8 5 2V d...

Страница 29: ...tness Vin ON OFF sequence 1S OLP TIME 3S _ Open lamp protection time BRIGHTNESS RANGE 20 100 Brightness control 0V _ 3 3V 3 3V brightness max Brightness _ 260cd m2 _ Strike voltage at 0 C 1700 Vrms _ _ Operating life time 30 000 hrs _ _ note Note Life time hr can be defined as the time in which it continues to operate under the condition Ta 25 2 C IL 7 mArms until one of the following event occurs...

Страница 30: ...ST 4 P803 96113 1203 E T 10P P801 HF 301 PCB AC Inlet 3 5 5 2 Connector pin assignment 5 5 2 1 J970 J971 Pin NO Signal Comment 1 HV High voltage for lamp 2 HV High voltage for lamp 3 NC NC 3 LV Low voltage common 5 5 2 2 J803 For Display control board Interface Pin NO Signal Comment 1 5Vaudio 5Vdc for Audio ckt 2 GND Audio Ground for Audio ckt ...

Страница 31: ...ghtness adjustable range 0 4V min 3 3V max 6 Sleep Power saving control Active High Normal 0 3 1 0V Sleeping 2 0 5 5V 7 Enable Backlight ON OFF control Active High ON 1 5 5 5V OFF 0 3 1 0V 8 9 10 Vcc 5Vdc supply to Interface BD always on ...

Страница 32: ...31 6 TROUBLESHOOTING 6 1 Main Procedure ...

Страница 33: ...32 6 1 1 Power Circuit and Backlights Troubleshooting ...

Страница 34: ...oard Yes Yes Yes Yes No No Yes Yes Yes No Change LCD Module Is LCD line defective Change LCD Module Bad Uniformity Change LCD Module Yes Yes Yes Yes No No Is the screen white Check Connector Change Main Board Change Main Board Yes No Yes Yes No Yes Yes No No Screen has noise or line bar Reset Adjust Tracking or Frequency No Trouble Found End Change Main Board End ...

Страница 35: ...34 6 1 3 Function Troubleshooting Start Is Control Menu Not Functioning No No Yes Yes Change Keyboard Retry No Trouble Found End Change Keyboard Retry ...

Страница 36: ... 2 GRMS The test shall be for one hour for each of the three axes Half Sine Wave Shock 120 G peak half sine pulse 2 ms pulse duration Testing shall consist of one shock in each direction in each axis for a total of 6 shock inputs Square Wave Shock 40 G peak acceleration 160 inches second velocity change There shall be one shock in each direction in each axis for a total of 6 shock inputs 7 2 Packa...

Страница 37: ... 7 4 Gap Spec 7 4 1 The step between front bezel and back cover shall be within specification Top Left and Right Back cover concavity Back cover concavity 0 mm X 0 8 mm 0 mm X 0 8 mm LCD Horizontally The angle between front bezel and LCD unit in bottom side should not large than 1 0mm CML175SXW CML174SXW ...

Страница 38: ...p 30 1 down 5 1 7 6 Swivel Base Rotation Swivel Right 45 1 Left 45 1 7 7 Plastic Material Front Bezel ABS 94V 0 Back Cover ABS 94V 0 The Others ABS 94HB TCO 99 Optional Front Bezel PC ABS 94 5V BACK COVER PC ABS 94 5V The others ABS 94 HB 7 8 GAP Spec Gap between panel with bezel is 0 mm gap 1 5 mm CML175SXW CML174SXW ...

Страница 39: ...00 ms 20 8 9 Climatic Conditions Ambient Temperature 15 C to 35 C Relative Humidity 45 to 75 Atmospheric Pressure 86 kPa to 106 kPa 8 10 Test Procedure The monitor Display set high resolution mode AC input use AC 240V Note 8 10 1 IEC 61000 4 4 defines that power supply I O line and control line all shall be performed the transient test but the I O line and control line is applied with only half of...

Страница 40: ...39 WAVESHAPE ...

Страница 41: ...to 270º versus the AC line phase angle 9 2 4 Repetition rate at least 1 per minute 9 2 5 Number of tests at least 5 positive and 5 negative at the selected points 9 3 The surge will be applied between lines and between lines and ground 9 4 If not otherwise specified the surge to power supply circuits shall be applied synchronized to the voltage phase at the zero crossing and the peak value of the ...

Страница 42: ...Storage or Shipment Temperature 20 C 60 C Relative Humidity 5 to 85 Altitude Sea level to 40 000ft 10 2 1 TEST PROCEDURE Put in temperature chamber under 60 C Time 24 hours Back to room temperature Time 4 hours Put in temperature chamber under 20 C Time 24 hours Back to room temperature Time 4 hours The process repeat 2 times ...

Страница 43: ... Personal Computers Test methods for Ergonomic Emission Energy Efficiency safety TUV GS Safety regulation for displays work places in the office sector FCC 47 CFR Chapter 1 Subchapter A Part 15 Subpart B A digital device that is marketed for use in a residential environment not withstanding use in commercial business and industrial environments CISPR 22 Limits and methods of measurements of radio ...

Страница 44: ...or Intervention or system reset Class B Temporary degradation or loss of function or performance which is self recoverable Class C Normal performance within the specification limits Discharge times 20 times for each discharge point time interval 1 second In the case of acceptance tests the test program and the interpretation of the test results are subject to agreement between manufacturer and use...

Страница 45: ...le purchase order the supplier shall be responsible for maintaining a statistical process program or performing inspections that are sufficient to assure that the parts supplied meet the requirements specified herein 12 2 Reliability The product shall have a designed MTBF of greater than 20 000 hours during its useful life 12 QUALITY AND RELIABILITY ...

Страница 46: ...45 Appendix A PCBA Assembly ...

Страница 47: ...HITACHI N0 0532 VL713 LJM777 Top Level 46 ...

Страница 48: ...HITACHI No 0532 VL713 LJM777 Input 47 ...

Страница 49: ...HITACHI No 0532 VL713 LJM777 gm5115 48 ...

Страница 50: ...HITACHI No 0532 VL713 LJM778 Display 49 ...

Страница 51: ...HITACHI No 0532 VL713 LJM777 LVDS_IF 50 ...

Страница 52: ...HITACHI N0 0532 VL713 LJM777 Power Circuit 51 ...

Страница 53: ...HITACHI No 0532 VL713 LJM777 Audio 52 ...

Страница 54: ...HITACHI No 0532 Key Circuit 53 ...

Страница 55: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

Страница 56: ...Appendix B Display Unit Assembly 54 ...

Страница 57: ...55 ...

Страница 58: ...56 ...

Страница 59: ...57 ...

Страница 60: ...58 ...

Страница 61: ... ITALY Tel 39 02 487861 Tel 39 02 38073415 Servizio Clienti Fax 39 02 48786381 2 Email customerservice italy hitachi eu com HITACHI Europe AB Box 77 S 164 94 Kista SWEDEN Tel 46 0 8 562 711 00 Fax 46 0 8 562 711 13 Email csgswe hitachi eu com HITACHI EUROPE S A S Lyon Office B P 45 69671 BRON CEDEX FRANCE Tel 04 72 14 29 70 Fax 04 72 14 29 99 Email france consommateur hitachi eu com HITACHI EUROPE...

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