Check List

Symptom

Check List

Solutions

 

 

 

The image on the screen is

Check the monitor

The signal from the video card

shaking.

configuration to see if it is in

exceeds the maximum resolution and

 

Interlace Mode. (Interlace

frequency of the monitor.

 

Mode: Vertical frequency

 

 

43Hz, 87Hz(i), etc)

 

 

 

 

 

Are there any magnetic

Move the monitor away from anything

 

products such as a power

that can create a strong magnetic field.

 

adapter, speaker or a high

 

 

voltage wire near by?

 

 

 

 

 

Is the voltage stable?

The screen image can appear to shake

 

 

or vibrate at a particular time of day

 

 

due to low supply voltage.

 

 

 

 

The screen image can also appear to shake or vibrate if there is a

 

problem with the video card or the computer's main board.

 

 

 

The screen shows strange

Is the screen displaying only

Check the signal cable connection.

colors or just black and

one color as if looking at the

 

white.

screen through a cellophane

Make sure the video card is fully

 

paper?

inserted in it's slot.

 

 

 

 

Have the screen colors

Reboot the computer.

 

become strange after

 

 

running a program or due to a

 

 

crash between applications?

 

 

 

 

 

Has the video card been set

Set the video card by referring to the

 

properly?

video card manual.

 

 

 

The screen suddenly has

Have you changed the video

Adjust screen image position and size

become unbalanced.

card or the driver?

using the OSD.

 

 

 

 

Have you adjusted the

Adjust the resolution and frequency at

 

resolution or frequency to the

the video card.

 

monitor?

(Refer to the Preset Display Modes).

 

 

 

 

The screen can be unbalanced due to the cycle of the video card

 

signals. Readjust Position by referring to the OSD.

 

 

 

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Samsung 591S, 793S, 793DF, 795DF, 797DF, 997DF, 793MB, 795MB manual Image on the screen is