Samsung LC27A550US/ZN manual Troubleshooting Guide, Testing the Product, Check the followings

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9Troubleshooting Guide

9.1Requirements Before Contacting Samsung Customer Service Center

9.1.1 Testing the Product

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

contact Samsung Customer Service Center.

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.

1

2

3

4

Power off both the PC and product.

Disconnect the cable from the product.

Power on the product.

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

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

9.1.2 Checking the Resolution and Frequency

For a mode that exceeds the supported resolution (refer to "10.3Standard Signal Mode Table"), the message Not Optimum Mode. will appear for a short time.

9.1.3 Check the followings.

Installation issue (PC mode)

The screen keeps switching on and off.

Check the cable connection between the product

 

and PC, and ensure the connection is secure.

 

(Refer to "3.2Connecting and Using a PC")

 

 

 

 

Screen issue

 

 

The power LED is off. The screen will not switch

Check that the power cable is connected

on.

correctly (Refer to "3.2Connecting and Using a

 

PC")

 

 

The message Check Signal Cable appears.

Check that the cable is properly connected to the

 

product. (Refer to "3.2Connecting and Using a

 

PC")

 

 

 

Check that the device connected to the product is

 

powered on.

 

 

9 Troubleshooting Guide 73

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Contents C23A550U / C27A550U Symbols for safety precautions Before Using the ProductCopyright Icons used in this manualCleaning CleaningSecuring the Installation Space Safety PrecautionsPrecautions for storage Electricity and SafetyBefore Using the Product Installation Before Using the Product Operation Sweets resulting in a serious injury 100 Before Using the Product Correct posture to use the product Table Of Contents Connecting and Using 35 a Source Device Screen Setup Configuring Tint Resizing or Relocating the Screen Setup and Reset Information Menu and 71 Others Index Preparations Checking the ContentsComponents Checking the ComponentsItems sold separately Frontal Buttons PartsBrightness and Contrast can be adjusted and Information can Port Description Reverse SideHdmi Left Side ViewRight Side View Adjusting the Product Tilt and Height Software Installation for Using Central Station Using Central StationInstalling Samsung Central Station Setup About Central StationConnecting the Product to a PC to Use Central Station Using the Product as a USB HUB Connecting to a PC via the USB CableConnecting to a PC using the USB cable Utilizing Central StationUsing the Product as a USB HUB Connecting to a LAN Configuring the Central Station Monitor IPDynamic IP User Dynamic IPStatic IP User Static IPUsing Central Station Before using USB Mode Before Connecting Connecting and Using a Source DevicePre-connection Checkpoints Connecting to a PC Connecting and Using a PCConnection using the D-SUB cable Analogue type Connection Using an HDMI-DVI CableConnection Using an Hdmi Cable Digital Type Items Specifications Driver InstallationSetting Optimum Resolution Changing the Resolution Using a PC Changing the Resolution on Windows Vista Changing the Resolution on Windows Connecting Headphones Connecting to a Video DeviceConnection Using an Hdmi Cable Configuring Angle Screen SetupSamsung Magic Angle Samsung Magic Bright Configuring BrightSamsung Magic Color Configuring ColorBrightness Configuring BrightnessConfiguring Sharpness Configuring ContrastContrast SharpnessCoarse Adjusting CoarseConfiguring Response Time Adjusting FineFine Response TimeHdmi Black Level Configuring Red Configuring TintConfiguring Green RedBlue Configuring BlueColor Tone Configuring the Color Tone SettingsGamma Configuring GammaConfiguring the Auto Adjustment Settings Auto AdjustmentResizing or Relocating the Screen SizeHorizontal Position Configuring H-PositionVertical Position Configuring V-PositionMenu H-Position Configuring Menu H-PositionMenu V-Position Configuring Menu V-PositionConfiguring USB Connection Setup and ResetHUB USB ConnectionConfiguring Hdmi Configuring AnalogHdmi Configuring USB Super Charging Configuring Eco SavingEco Saving USB Super ChargingSETUP&RESET Language Menu TransparencyChanging Menu Transparency Changing the LanguageConfiguring PC/AV Mode PC/AV ModeConfiguring Display Time Configuring Auto SourceAuto Source Display TimeKey Repeat Time Configuring Key Repeat TimeOff Timer Setting Off Timer On/OffConfiguring Off Timer On/Off Configuring Off Timer SettingInitializing Settings Reset ResetInformation Menu and Others Configuring Brightness in the Startup ScreenDisplaying Information Configuring HUB in the Initial Screen Configuring Volume in the Startup ScreenTesting the Product Troubleshooting GuideChecking the Resolution and Frequency Check the followingsSound issue Source device issue Question Answer Q & aResolution General SpecificationsPowerSaver Standard Signal Mode Table Contact Samsung Worldwide AppendixAfrica OSDOn Screen Display TerminologyHorizontal Frequency Index Utilizing Central Station Vertical Position
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LC23A550US/NG, LC27A550US/ZN, LC23A550US/ZN specifications

The Samsung LC23A550US/ZN and LC27A550US/ZN are part of a series of high-resolution monitors designed to deliver an immersive viewing experience for both professional and everyday use. These monitors come with an elegant design and a range of features catering to various needs, whether for gaming, graphic design, or simple browsing.

One of the standout features of the LC23A550US/ZN and LC27A550US/ZN models is their high-performance display technology. Both monitors boast a Full HD resolution of 1920 x 1080 pixels, providing crisp image quality with vibrant colors and sharp details. The use of Samsung’s advanced PLS (Plane to Line Switching) technology enhances viewing angles, allowing users to enjoy consistent color and brightness levels from nearly any angle.

The LC23A550US/NG model similarly features Full HD resolution but focuses more on versatility with its 23-inch screen size. The monitors are equipped with a rapid response time, which is particularly advantageous for gamers and users who watch fast-paced videos. This means less motion blur and a smoother overall visual experience.

Another key characteristic is the dynamic contrast ratio, which enables the monitors to display deeper blacks and brighter whites. This feature enhances the overall clarity of images, making them more lifelike and engaging. Additionally, the monitors support a wide color gamut, ensuring a more vibrant, true-to-life color representation that benefits creative professionals.

In terms of connectivity, these models are well-equipped with multiple ports, making it easy to connect various devices such as laptops, gaming consoles, and media players. The inclusion of HDMI and DisplayPort connections ensures compatibility with modern devices, while the addition of USB ports allows for easy access to peripheral devices.

The design of the Samsung monitors is sleek and modern, characterized by thin bezels that maximize the screen space, making them an attractive addition to any workspace or entertainment setup. Furthermore, they are designed with user comfort in mind, featuring adjustable stand options for height and tilt, contributing to ergonomic use during extended viewing sessions.

In conclusion, the Samsung LC23A550US/ZN and LC27A550US/ZN monitors exemplify advanced display technologies combined with user-friendly features, making them ideal for a variety of applications. With vibrant image quality, excellent connectivity options, and a sleek design, these monitors are poised to meet the demands of both professionals and casual users alike.