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Chapter 09
Troubleshooting Guide
Requirements Before Contacting Samsung Customer Service Center
Testing the Product
Before calling Samsung Customer Service
Center, test your product as follows. If
the problem persists, contact Samsung
Check if your product is operating normally by using the product test function.
Customer Service Center.
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.
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2
3
4
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
― The displayed resolution may vary depending on the product or PC system settings.
Power off both the PC and product.
Disconnect the cables from the product.
Power on the product.
Check Signal Cable
If the message
appears, the product is working normally.
Standard Signal Mode
Table), the message
Not Optimum Mode
will appear for a short time.
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