BenQ RL2450H / RL2450HT user manual Need more help?

Page 45

Faint shadow from the static image displayed is visible on the screen.

•Activate the power management function to let your computer and monitor go into a low power "sleep" mode when not actively in use.

•Use a screensaver to prevent the occurrence of image retention.

Is the prompt on the display illuminated in orange?

If the LED is illuminated in orange, the power management mode is active. Press any button on the computer keyboard or move the mouse. If that does not help, check the signal cable connectors. If any pin is bent or broken off, please contact your dealer to get necessary support.

Is the prompt on the display not illuminated at all?

Check the power supply mains socket, the external power supply and the mains switch.

The image is distorted, flashes or flickers.

Read the instructions on the link "Adjusting the Screen Resolution" on the CD, and then select the correct resolution, refresh rate and make adjustments based on these instructions.

You are running the monitor at its native resolution, but the image is still distorted.

Images from different input sources may appear distorted or stretched on the monitor running at its native resolution. To have the optimal display performance of each type of input sources, you can use the Display Mode function to set a proper aspect ratio for the input sources. See Display Mode on page 37 for details.

The image is displaced in one direction.

Read the instructions on the link "Adjusting the Screen Resolution" on the CD, and then select the correct resolution, refresh rate and make adjustments based on these instructions.

The OSD controls are inaccessible.

To unlock the OSD controls when it is preset to be locked, press and hold any key for 10 seconds.

No sound can be heard from the connected external speakers.

•Remove your headphone (if the headphone is connected to the monitor).

•Check whether the headphone jack is properly connected.

•If the external speakers are USB-powered, check whether the USB connection is OK.

•Increase the volume (volume may be muted or too low) on the external speakers.

Need more help?

If your problems remain after checking this manual, please contact your place of purchase or e-mail us at: Support@BenQ.com.

Troubleshooting 45

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Contents Page Care And Cleaning Power SafetyCopyright DisclaimerBenQ ecoFACTS Table of Contents Quick Start Guide Getting startedCD-ROM Getting to know your monitor Control buttons Power buttonFront view Back viewAttach the monitor base How to assemble your monitor hardware RL2450H~ +15 Connect the PC video cableConnect the power cable to the monitor Connect the headphonesConnect-to and turn-on the power How to detach the stand base Prepare the monitor and areaRemove the monitor stand Precautions Using the monitor wall mounting kitHow to attach the monitor base +15 How to detach the base Adjusting the monitor height Pivot the display Rotating the monitorFully extend the monitor and tilt it Rotate the monitor 90 degrees clockwise as illustratedAdjust the monitor to the desired viewing angle Viewing angle adjustmentUsing the monitor wall mounting kit Getting the most from your BenQ monitor How to install the monitor on a new computer Click Finish Restart the computerRL2450H RL2450H /RL2450HT How to upgrade the monitor on an existing computer How to install on Windows 7 system Select Properties from the menu Click the Hardware tabClick Close Click the Monitor tab and the Properties button How to install on Windows Vista systemsControl panel How to adjust your monitorBasic menu operation To change the default settings, see Customizing By default, the key is the hot key for Display ModeFor Down/Decrease adjustment By default, the key is the hot key for Smart ScalingSetting up your own game mode Picture optimizationCustomizing the hot keys Using Smart Scaling Adjusting display modeAdjust the value You can resize your display by Smart ScalingNavigating the main menu Adjusts the horizontal position of the screen image Adjusts the vertical position of the screen imageDisplay menu Phase Adjusts the degree of difference between darkness Lightness Adjusts the balance between light and dark shadesPicture menu Brings out the dark shades by increasing the brightnessWith natural coloring. This is the factory default Color Adjusts the tone luminance. The default value is 3Adjusts the degree of how we perceive colors Adjusts the purity degree of colorsPicture Advanced menu Mode from Picture Mode. The screen will be divided into two Applies customized display settingsThis feature is provided to allow aspect ratios other than Displays the input image in its native resolutionDetected video signal Adjusts the display size to best suit your needsThis feature provides a highlight area to focus on certain Content, e.g. a YouTube video or an online gameFunction Range Save Settings menuAdjusts the audio volume Audio menuMutes the audio input System menu Use this to change the input to that appropriate to yourVideo cable connection type 日本語 Power saving mode Sets the time to power off the monitor automaticallyWhen this function is activated, Hdmi port will be Displays the current monitor property settingsFrequently asked questions FAQ TroubleshootingNeed more help?