Eizo Troubleshooting CG245W Monitor Issues: Solutions and Remedies

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	Problems		Possible cause and remedy
4.	Characters are blurred	•	Check whether the signal setting of your PC matches the
			resolution and the vertical frequency settings for the monitor.
		•	Adjust using <Outline Enhancer>. (page 24)
5.	Afterimages appear	•	Afterimages are particular to LCD monitors. Avoid displaying
			the same image for a long time.

•Use the screen saver or power save function to avoid displaying the same image for extended periods of time.

6.Green/red/blue/white dots or defective • This is due to LCD panel characteristics and is not a failure. dots remain on the screen.

7.Interference patterns or pressure marks • Leave the monitor with a white or black screen. The symptom

remain on the screen.

may disappear.

8.Noise appears on the screen.• When entering the signals of HDCP system, the normal images may not be displayed immediately.

9.Display position is incorrect.• Adjust image position using <Hor.Position> or <Ver.Position>.

(page 18)

•If the problem persists, use the graphics board’s utility if available to change the display position.

10. Vertical bars appear on the screen or a

• Adjust using <Clock>. (page 18)

part of the image is flickering.

11. Whole screen is flickering or blurring.

• Adjust using <Phase>. (page 18)

12.Upper part of the screen is distorted as • This is caused when both composite sync (X-OR) signal and

shown below.	separate vertical sync signal are input simultaneously. Select
	either composite signal or separate signal.

13.The adjustment menu does not appear. • Check whether the operation lock function works. (page 27)

14.Mode menu does not appear.• Check whether the operation lock function works. (page 27)

15.The auto adjust function does not work • This function does not work when digital signal is input.

correctly.	•	This function is intended for use on the Macintosh and on AT-
		compatible PC running Windows. It may not work properly in
		either of the following cases. It does not work properly when
		an image is displayed only on a part of the screen (command
		prompt window, for example) or when a black background
		(wallpaper, etc.) is in use.
	•	This function does not work correctly with some graphics
		boards.

38 Chapter 6 Troubleshooting

Image 38

Contents Page Location of Caution Statement Page LCD Panel CabinetContents HinweiseHinweise zur Auswahl des richtigen Features IntroductionControls and Functions To use ColorNavigator Disk contents and software overviewUtility Disk Displaying Menu Adjusting/SettingBasic Operation and Functions Showing Button Guide ExitingFunctions Calibration Adjusting Screen Setting Screen ResolutionWindows XP WindowsWindows Vista Mac OSDisplaying Screen Correctly Expanding Signal Output Range Range ExtensionAdjustment Procedure Perform the auto adjustment Windows Page Adjust the color gradation To adjust color gradation automatically Range AdjustmentMode Purpose Color AdjustmentTo select the display mode Color Mode Color Mode Icon Function To perform advanced adjustmentsAdjustment items in each mode To adjust the color temperature Temperature To adjust the brightness BrightnessTo adjust the contrast Contrast To adjust the color saturation Saturation To adjust the gamma value GammaTo adjust the hue Hue To enhance the outline of the image Outline Enhancer To adjust the gain value GainTo adjust the black level Black Level To adjust six colors 6 Colors To change screen size Screen Size Displaying Lower ResolutionsConfiguring moving image performance Overdrive Menu FunctionLocking Buttons Key Lock Enabling/Disabling Mode Selection Mode PresetSettings Buttons that can be locked Setting the Eizo Logo Display Logo Setting Orientation OrientationSelectable languages Setting Language LanguageSetting Range of Frequency Signal Bandwidth Sets the brightness of the front buttons Indicator Restoring the Default Setting To reset color adjustment values Color ResetExecuting SelfCalibration Calibration Checking Calibration Results ResultSetting the calibration targets Setting Calibration Details SettingSetting the mode to execute SelfCalibration Mode Selection Setting Item Setting RangeSetting the monitor date and time Clock Adjustment Set the monitor date and time Setting the calibration schedule Schedule FRI/SAT/SUNMonitor Power Indicator Setting the Power Saving Power SaveSignal inputs Standard Troubleshooting Problems Possible cause and remedy No pictureRemain on the screen Problems Possible cause and remedy Characters are blurredAfterimages appear Shown belowConnected to the monitor does not work Problems Possible cause and remedyCable is not detected. / USB devices Stays outAttaching an Arm Attach the monitor to the arm or standConnection examples Connecting More than Two PCs to the MonitorTo switch the input signal To set input signal selection Input Selection Setting FunctionRequired System Environment Connection Procedure Setup of USB FunctionMaking Use of USB Universal Serial Bus Displaying monitor information Monitor Info Displaying signal information Signal InfoDisplaying Monitor Information Specifications Main default settings factory settings USBOutside Dimensions Unit mm inchPin No Signal Connector Pin AssignmentPin Signal Contact No Signal RemarksGlossary Range Adjustment Hdcp High-bandwidth Digital Contents ProtectionPhase ResolutionTemperature Tmds Transition Minimized Differential SignalingPreset Timing VGA TextFor more information, please visit FCC Declaration of Conformity Hinweis zur Ergonomie Limited Warranty Begrenzte Garantie Garantie Limitée Garantía Limitada Garanzia Limitata Begränsad Garanti Περιορισμενη Εγγυηση Ограниченная Гарантия 有限责任保证书关于电子信息产品污染控制标识