Samsung LC27F591FDEXXV manual Troubleshooting Guide, Testing the Product, Check the following

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Chapter 08

Troubleshooting Guide

Requirements Before Contacting Samsung Customer Service Centre

――Before calling Samsung Customer Service Centre, test your product as follows. If the problem persists, contact Samsung Customer Service Centre.

Testing the Product

Check if your product is operating normally by using the product test function.

If the screen is turned off and the power indicator blinks even though the product is properly connected to a PC, perform a self-diagnosis test.

1Power off both the PC and product.

2Disconnect the cables from the product.

3Power on the product.

4If the message Check Signal Cable appears, the product is working normally.

――If the screen remains blank, check the PC system, video controller and cable.

Checking the Resolution and Frequency

For a mode that exceeds the supported resolution(refer to Standard Signal Mode Table), the message Not Optimum Mode will appear for a short time.

――The displayed resolution may vary, depending on the computer system settings and cables.

Check the following.

Installation issue (PC mode)

The screen keeps switching on and off.

Check the cable connection between the product and PC, and ensure the connectors are locked.

Blank spaces are found on all four sides of the screen when an HDMI or HDMI-DVI cable is connected to the product and PC.

The blank spaces found on the screen have nothing to do with the product.

Blank spaces on the screen are caused by the PC or graphics card. To resolve the problem, adjust the screen size in the HDMI or DVI settings for the graphics card.

If the graphics card settings menu does not have an option to adjust the screen size, update the graphics card driver to the latest version.

(Please contact the graphics card or computer manufacturer for further details about how to adjust the screen settings.)

Screen issue

The power LED is off. The screen will not switch on.

Check that the power cable is connected properly.

The message Check Signal Cable appears.

Check that the cable is properly connected to the product.

Check that the device connected to the product is powered on.

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Contents C27F591FD Table of contents Installing the Software Before Using the Product Securing the Installation SpaceSafety Precautions Precautions for storageCleaning Electricity and SafetyInstallation Operation Page Preparations PartsControl Panel Icons DescriptionAdjust Volume, Mute Display Function Key Guide Direct Key guideFunction Key Guide IconsDescriptionJOG Button Power saving/Non-signal mode JOG Button ActionChanging the Volume setting Changing Brightness, Contrast and Sharpness settingsReverse Side Adjusting the Product Tilt PortDescriptionPrecautions for moving the monitor Anti-theft LockInstallation Attaching the StandPlace the protective Styrofoam cushion included Two screws on the base to tightly fix itArrow and adjust it, as shown in the image Removing the StandConnecting and Using a Source Device Connecting and Using a PCConnection Using the D-SUB Cable Analogue Type Pre-connection CheckpointsConnection Using the Hdmi Cable Connection Using an HDMI-DVI CableConnection Using an DP Cable Connecting to HeadphonesConnecting the Power Correct posture to use the productDriver Installation Setting Optimum ResolutionYou can customize the brightness to suit your preferences Screen SetupSamsung Magic Bright Brightness ContrastSharpness ColorEye Saver Mode Game ModeSamsung Magic Upscale Hdmi Black LevelChange the picture size Screen AdjustmentPicture Size Adjusting OSD On Screen Display settings TransparencyPosition LanguageSetup and Reset VolumeSound Mode SoundFreeSync Off Deactivate the Eco Saving Plus function Off TimerEco Saving Plus PC/AV Mode Power LED OnReset All Source DetectionInstalling the Software Easy Setting BoxRestrictions and Problems with the Installation System RequirementsTroubleshooting Guide Testing the ProductChecking the Resolution and Frequency Check that the power cable is connected properlyChange the Color settings Check the cable connection to the productSet the frequency on your graphics card Power options or Bios Setup on the PCPower & sleep or Bios Setup on the PC Model Name SpecificationsGeneral Standard Signal Mode Table Vertical Frequency Hz Pixel Clock MHz Sync Polarity H/V67.500 60.000 148.500 +/+ ――Horizontal FrequencyResponsibility for the Pay Service Cost to Customers Product damage caused by customers faultAppendix Not a product defect
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LC27F591FDMXUE, LC27F591FDUXEN, LC27F591FDMXCH, LC27F591FDEXXV, LC27F591FDIXCI specifications

The Samsung LC27F591 series monitors, including models LC27F591FDIXCI, LC27F591FDEXXV, LC27F591FDMXCH, LC27F591FDUXEN, and LC27F591FDMXUE, are designed to provide an exceptional viewing experience, focused primarily on delivering vibrant visuals and enhanced performance for both casual users and professionals alike.

At the forefront of these monitors is their impressive 27-inch curved display. The curvature of the screen enhances immersion, allowing users to engage more deeply with content, whether it be gaming, watching movies, or working on multi-tasking projects. The 1920 x 1080 Full HD resolution ensures sharp and clear imagery, delivering lifelike visuals with every pixel.

One of the standout features of the LC27F591 series is its advanced VA (Vertical Alignment) panel technology. This allows for deeper blacks and a higher contrast ratio compared to standard panels. The 3000:1 contrast ratio means that users will experience darker blacks and more vibrant colors, contributing to overall visual richness.

This monitor also supports a wide color gamut, covering up to 119% of the sRGB spectrum. This feature ensures that users will see true-to-life colors in their photos and videos, making it an excellent choice for creatives and gamers alike. The 178-degree wide viewing angles further enhance the display, allowing for consistent color and image integrity from almost any perspective.

In addition to the impressive visual specifications, the LC27F591 models are equipped with eye-saving technologies. The Flicker-Free feature helps reduce eye strain during prolonged use, while the Blue Light Filter minimizes harmful blue light emissions. These technologies are essential for users who spend large amounts of time in front of screens, providing a more comfortable viewing experience.

Connectivity options are robust, including HDMI and DisplayPort inputs, allowing for easy connection to various devices such as PCs, gaming consoles, and laptops. The slim design of the monitor, combined with its sleek stand, adds to its aesthetic appeal, making it an attractive addition to any workspace or entertainment setup.

Overall, the Samsung LC27F591FDIXCI, LC27F591FDEXXV, LC27F591FDMXCH, LC27F591FDUXEN, and LC27F591FDMXUE monitors offer a blend of cutting-edge technology, ergonomic features, and aesthetic design that is sure to satisfy the needs of various users, from gamers to professionals. With a focus on delivering quality and performance, these monitors are built to enhance your visual experience across the board.
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