Samsung PM55H User Manual download pdf (Page 73)

Chapter 6. Troubleshooting

Troubleshooting

Before you contact us

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

Diagnosis

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.

1 Power off both the PC and product.

2 Disconnect all the cables from the product.

3 Power on the product.

4 If No Cable Connected is displayed, the product is operating normally.

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

Screen Resolution

Not Optimum Mode will briey be displayed if a mode that exceeds a supported resolution is selected (refer to Supported Resolutions).

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Samsung PM55H User Manual Page 73