Chapter 12

Troubleshooting Guide

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

Requirements Before Contacting Samsung Customer Service Centre

Testing the Product

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

If the screen remains blank while the power LED blinks even when the product is correctly connected to a PC, perform product testing.

1Power off both the PC and product.2Disconnect all the cables from the product.3Power on the product.4If No Signal is displayed, the product is operating normally.If the screen remains blank, check the PC system, video controller and cable.

Checking the Resolution and Frequency

For modes that exceed the supported resolutions, the message "Not Optimum Mode" appears briefly.

Set the PC resolution by referring to Preset Timing Modes.

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