5-2 Before Requesting Service

Please check the following before requesting After-Sales service. If the problem continues, please contact your nearest Samsung Electronics Service Center.

A BLANK SCREEN APPEARS / I CANNOT TURN THE PRODUCT ON

Is the power cord connected properly?

Check the connection status of the power cord.

 

 

Is the “Check Signal Cable” message displayed on the

Check the cable connecting the PC and the product.

screen?

If the message appears on the screen even if the cable is

 

 

properly connected, recheck the input signal by pressing the

 

button of the product.

 

 

Is the “Not Optimum Mode” message displayed on the

This occurs when the signal from the graphics card exceeds

screen?

the maximum resolution or the maximum frequency of the

 

product.

 

In this case, set up the appropriate resolution and the fre-

 

quency for the product.

 

 

Is a blank screen displayed and does the power LED blink at

This occurs when the power saving function is running.

a 1 second interval?

If you click the mouse or press any key, the screen will be

 

 

turned on.

 

 

Did you connect with a DVI cable?

If you connect the DVI cable when the PC has booted up or if

 

you reconnect the DVI cable after disconnecting the cable

 

while using a PC, the screen may not be displayed because

 

some graphics cards do not output the video signal.

 

In this case, reboot the PC while the DVI cable is connected.

 

 

THE ON SCREEN ADJUSTMENT MENU (OSD) DOES NOT APPEAR.

Did you cancel the screen adjustment?

Check if the <OSD Adjustment Lock> function is set to Off.

THE COLOR IS WEIRD / THE PICTURE IS DISPLAYED IN BLACK AND WHITE

Is the entire screen displayed in the same color as if viewing

Check the cable connection to the computer.

the screen through a cellophane paper?

Reinsert the graphics card into the computer completely.

 

 

Check if the <Color Effect> is set to <Off>.

 

 

Is the graphics card configured correctly?

Set up the graphics card referring to the user manual.

 

 

THE DISPLAY AREA SUDDENLY MOVES TO AN EDGE OR TO THE CENTER.

 

 

Did you change the graphics card or the driver?

Please press the [AUTO] button to run the auto adjustment

 

function.

 

 

Did you change the resolution and frequency appropriate to

Set the resolution and the frequency to the appropriate values

the product?

in the graphics card

 

refer to the (Standard Signal Mode Table)

 

 

Is the graphics card configured correctly?

Set up the graphics card referring to the user manual.

 

 

THE PICTURES ARE OUT-OF-FOCUS.

Did you change the resolution and the frequency appropriate to the product?

Set the resolution and the frequency to the appropriate values in the graphics card

refer to the (Standard Signal Mode Table)

Troubleshooting

5-2

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Samsung P2770H Before Requesting Service, Blank Screen Appears / I Cannot Turn the Product on, Pictures are OUT-OF-FOCUS