Samsung NC241 Troubleshooting Guide, Testing the Product, Checking the Resolution and Frequency

Page 94

10 Troubleshooting Guide

10.1Requirements Before Contacting Samsung Customer Service Center

10.1.1 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 cables from the product.

Power on the product.

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

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

10.1.2 Checking the Resolution and Frequency

For a mode that exceeds the supported resolution (refer to "11.3 Standard Signal Mode Table"), the message "Not Optimum Mode" will appear for a short time.

10.1.3 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.
	(Refer to "3.2 Connecting and Using a PC")


Screen issue

The power LED is off. The screen will not switch	Check that the power cable is connected
on.	properly. (Refer to "3.2 Connecting and Using a
	PC")

The message "Check Signal Cable" appears.	Check that the cable is properly connected to the
	product. (Refer to "3.2 Connecting and Using a
	PC")

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

10 Troubleshooting Guide 94

Image 94

Contents NC191 NC241 Table Of Contents Connecting and Using 65 a Source Device Screen Setup Configuring Tint Resizing or Relocating the Screen Information Appendix Copyright Before Using the ProductSymbols for safety precautions Icons used in this manualCleaning CleaningSecuring the Installation Space Precautions for storageSafety Precautions Electricity and SafetyInstallation and Safety Drips, etc., oil, or smoke Operation and Safety GAS Before Using the Product Correct posture to use the product Checking the Contents PreparationsChecking the Components ComponentsItems sold separately Parts Frontal ButtonsGo to SETUP&RESET Power Key and select Power Off or Power KeyReverse Side Port DescriptionConnect to the power cable Installation Attaching the cradleAdjusting the Product Tilt and Height Rotating the MonitorInstalling a Wall-mount Kit or Desktop Stand Anti-theft Lock Using PCoIP What is a PC over IP?Connection to Use PCoIP Connecting USB DevicesLAN Connection Connecting to Headphones or Speakers Connecting a MicrophoneConnecting a Serial cable Connecting to a Secondary Monitor Connecting the PowerConnect to the host PC using a LAN cable Installing a USB-to-Serial Driver Using PCoIP Connect Screen PCoIPOn Screen Display OSD Connect ButtonConfiguration Window OSD Options MenuIP Address Enable DhcpNetwork Tab Subnet MaskIPv6 Tab Link Local Address Enable IPv6Enable DHCPv6 Secondary DNSLabel Tab Enable Discovery Discovery TabDNS Name or IP Address Session TabConnection Type AdvancedLanguage Tab Keyboard LayoutOSD Tab Screen-Saver TimeoutDisplay Tab 11 Display Configuration Enable display overrideReset Tab Diagnostics WindowEvent Log Tab † Refresh Session Statistics TabView event log message † ClearPCoIP Processor Tab 15PCoIP Processor Information Window Ping Tab† Hardware Version † MAC Address† Firmware Part Number † Firmware Version† Bootloader Build ID User Settings Window† Bootloader Version † Bootloader Build DateReject the unverifiable connection VMware View TabAllow the unverifiable connection Mouse Tab Mouse SpeedKeyboard Repeat Delay Keyboard TabImage Image Quality PreferenceDisplay Topology Display LayoutPrimary ResolutionAlignment PositionTouch Screen Enable right click on holdRight click delay Touch screen calibrationPassword Window 24Change Password Old Password25Authorized Password Reset Wake On LAN Wake on USB OSD Logo Upload Before Connecting Connecting and Using a Source DevicePre-connection Checkpoints Connection Using the D-SUB Cable Analogue Type Connecting and Using a PCConnecting to a PC Connecting a Stereo CableWindows Driver Installation Setting Optimum Resolution NC191Changing the Resolution Using a PC Changing the Resolution on Windows Configuring Brightness Screen SetupBrightness Configuring Contrast ContrastConfiguring Sharpness SharpnessConfiguring Samsung Magic Bright Samsung Magic BrightAdjusting Coarse CoarseAdjusting Fine FineConfiguring Samsung Magic Color Configuring TintSamsung Magic Color Configuring Red RedConfiguring Green GreenConfiguring Blue BlueConfiguring the Color Tone Settings Color ToneConfiguring Gamma GammaResizing or Relocating the Screen Configuring H-Position & V-PositionPosition & V-Position Press to configure Menu H-Position or Menu V-Position Configuring Menu H-Position & Menu V-PositionMenu H-Position & Menu V-Position Reset Setup and ResetInitializing Settings Reset Language Changing the LanguageConfiguring Display Time Display TimeMenu Transparency Changing Menu TransparencyPower Key Enabling Power KeyInformation Menu and Others Configuring Volume in the Initial ScreenDisplaying Information What is Natural Color? Installing the SoftwareNatural Color Restrictions and Problems with the Installation MultiScreen Installing the SoftwareMultiScreen Removing the Software Checking the Resolution and Frequency Troubleshooting GuideTesting the Product Check the followingNot Optimum Mode is displayed Source device issue10.2 Q & a Question AnswerTroubleshooting Guide Specifications GeneralEnvironme Operating PowerSaver Standard Signal Mode Table 49.702 59.810 83.500 65.290 59.954 146.250 Appendix Contact Samsung World WideEurope Denmark Asia Pacific India Africa Not a product defect Responsibility for the Pay Service Cost to CustomersProduct damage caused by customers fault OthersCorrect Disposal Correct disposal of batteries in this productTerminology OSD On Screen DisplayVertical Frequency Index Terminology What is a PC over IP?