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Chapter 07
Troubleshooting Guide
Requirements Before Contacting Samsung Customer Service Center
Testing the Product
" Follow the instruction on the
right to test your product before
Check if your product is operating normally by using the product test function.
requesting for service. If the
If the screen remains blank while the power indicator blinks even when the product is correctly connected to a PC, perform product testing.
problem persists, contact Samsung
Customer Service Center.
1
" The power indicator may not be
2
supported depending on the model.
3
4
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
Refer to Preset Timing Modes to set the PC resolution for your model.
Power off both the PC and product.
Disconnect all the cables from the product.
Power on the product.
If
No Cable Connected
is displayed, the product is operating normally.
"Not Optimum
Mode" appears briefly.
86
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