BenQ FP91G user manual 1911Troubleshooting, Frequently Asked Questions FAQ

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1911Troubleshooting

Frequently Asked Questions (FAQ)

The image is blurred:

Read the How to adjust the screen resolution section, and then select the correct resolution, refresh rate and make adjustments based on these instructions.

How do you use a VGA extension cable?

Remove the extension cable for the test. Is the image now in focus? If not, optimize the image by working through the instructions in the How to adjust the screen refresh rate section It is normal for blurring to occur due to conduction losses in extension cables. You can minimize these losses by using an extension cable with better conduction quality or with a built-in booster.

Does the blurring only occur at resolutions lower than the native (maximum) resolution?

Read the How to adjust the screen resolution section. Select the native resolution.

Pixel errors can be seen:

One of several pixels is permanently black, one or more pixels are permanently white, one or more pixels are permanently red, green, blue or another color.

Clean the LCD screen.

Cycle power on-off.

•These are pixels that are permanently on or off and is a natural defect that occurs in LCD technology.

The image has a faulty coloration:

It has a yellow, blue or pink appearance.

On the monitor, press “Enter” key and press W or X key to move to the “Recall” icon and press “Enter” key to enter “Recall” sub menu. Press Wor Xkey to select “Color Recall” and select “Yes” in “Color Recall” sub menu, then press “Enter” key to recall to factory settings. If the image is still not correct and the OSD also has faulty coloration, this means one of the three primary colors is missing in the signal input. Now check the signal cable connectors. If any pin is bent or broken off, please contact your dealer to get necessary support.

No image can be seen:

Is the prompt on the display illuminated in green?

If the LED is illuminated in green and there is a message “Out of Range” on the screen, this means you are using a display mode that this monitor does not support, please change the setting to one of the supported mode. Please read “Supported operating modes” section.

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.

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Contents Welcome Copyright Table of Contents Power Cord Signal Cable D-Sub Signal Cable DVI-D 111Getting startedPower AC input jack DVI-D Connector Sub Connector 1211Getting to know your monitorFront View Back View 1311How to install your monitor hardware Attach the monitor baseConnect the power cable to the monitor Connect the video cableConnect-to and turn-on the power Route the cables via the loose bracketHow to detach the stand base Prepare the monitor and area1411Getting the most from your BenQ monitor How do I gain the most benefit from my new monitor?How to install the monitor on a new computer How to upgrade the monitor on an existing computer SeeClick the Driver tab and the Update Driver button How to install on Windows XP systemsClick the Settings tab and the Advanced button Open Display PropertiesClick Close, OK, and OK How to install on Windows 2000, ME, & 98 systems How to complete the Windows Upgrade Device Driver Wizard Click OK Click OK then Yes 1511How to adjust the screen resolutionOpen Display Properties and select the Settings tab Close the Display Properties window1611How to adjust the screen refresh rate 1711How to set the picture optimization 1811How to adjust your monitor Look at the Control PanelBrightness hot key and Contrast hot key Hot Key ModeMain Menu Mode Input Select hot keyPress the W or X keys to adjust the degree Luminance sub menuBrightness Horizontal Position Press the W or X keys to adjust the displayGeometry sub menu Vertical PositionUser Preset Color sub menuPress the W or X keys to to adjust OSD sub menuHorizontal Position of the OSD Languages Sub menu Recall sub menu Miscellaneous sub menu Input Select SharpnessDisplay Information 1911Troubleshooting Frequently Asked Questions FAQNeed More Help? 10Supported operating modes 11Specifications BenQ FP91GSpecifications BenQ FP91G+ Model FP91G +Specifications