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Troubleshooting Guide
Chapter 10
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.
1
Power off both the PC and product.
2
Disconnect the cables from the product.
3
Power on the product.
4
If the message
Check Signal Cable
appears, the product is working normally.
Checking the Resolution and Frequency
For a mode that exceeds the supported resolution(refer to
Not Optimum Mode
will appear for a short time.
―
The displayed resolution may vary, depending on the computer system settings and cables.
If the screen remains blank, check the PC
system, video controller and cable.