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.

PROBLEMS RELATED TO INSTALLATION (PC MODE)

The monitor screen flickers.

Check if the signal cable between the computer and the monitor is securely connected and tightened.

(Refer to Connecting to a Computer)

PROBLEMS RELATED TO SCREEN

 

 

 

Screen is blank and power indicator is off.

 

Ensure that the power cord is firmly connected and the LCD monitor is on.

 

 

(Refer to Connecting to a Computer)

 

 

 

"Check Signal Cable” message

 

Ensure that the signal cable is firmly connected to the PC or video sources.

 

 

(Refer to Connecting to a Computer)

 

 

 

"Not Optimum Mode" message

 

Check the maximum resolution and the frequency of the video adapter.

 

 

Compare these values with the data in the Preset Timing Modes Chart.

 

 

 

Picture rolls vertically.

 

Check if the signal cable is securely connected.Connect it again securely.

 

 

(Refer to Connecting to a Computer)

 

 

 

Image is not clear. Picture is blurred.

 

Run Frequency <Coarse > and < Fine> tuning.

 

 

Turn on again after removing all accessories(video extension cable, etc.)

 

 

Set resolution and frequency to the recommended ranges.

 

 

 

Picture image is unstable and vibrates.

 

Check if the resolution and frequency set for the computer video card falls

 

 

in the range supported by the monitor. If not, reset them referring to the

Ghost images are shown in the picture.

 

 

current <Information> under the monitor menu and Preset Timing Modes.

 

 

 

 

 

The image is too light or too dark

 

Adjust the Brightness and Contrast

 

 

(Refer to the <Brightness>, <Contrast>)

 

 

 

Screen is blank and the power indicator light

 

The monitor is using its power management system

blinks every 0.5 or 1 seconds

 

Press a key on the keyboard

 

 

 

 

 

The screen is blank and is blinking.

 

If you see the TEST GOOD message on the screen when you press the [

 

 

MENU] button, check the cable connection between the monitor and the

 

 

computer to ensure that the connector is properly connected.

 

 

 

 

PROBLEMS RELATED TO AUDIO

 

 

 

No sound

 

Ensure that the audio cable is firmly connected to both the audio-in port on

 

 

your monitor and the audio-out port on your sound card.

 

 

(Refer to Connecting to a Computer)

 

 

Check the volume level.

 

 

 

The sound level is too low.

 

Check the volume level.

 

 

If the volume is still too low after turning the control to its maximum, check

 

 

the volume control on the computer sound card or software program.

 

 

 

PROBLEMS RELATED TO REMOTE CONTROL

The remote control buttons do not respond.

Check the battery polarities (+/-).

Check if the batteries have been exhausted. Check if the power is on.

Check if the power cord is securely connected.

Check if a special fluorescent or neon lamp is on in the vicinity

Troubleshooting

5-2

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Samsung LS23EMDKF/EN, LS22EMDKU/EN manual Before Requesting Service, Problems Related to Screen, Problems Related to Audio
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LS23EMDKUV/SM, LS23EMDKU/ZN, LS23EMDKU/EN, LS22EMDKF/EN, LS23EMDKU/HS specifications

The Samsung LS22EMDKU/EN, LS22EMDKF/EN, and LS23EMDKU/EN are part of Samsung's cutting-edge line of monitors designed to enhance both productivity and entertainment experiences. These models come equipped with a plethora of advanced features, making them suitable for a wide range of applications, from office tasks to gaming and multimedia consumption.

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In conclusion, the Samsung LS22EMDKU/EN, LS22EMDKF/EN, and LS23EMDKU/EN monitors stand out with their superior display quality, ergonomic design, gaming-friendly features, and advanced connectivity options. Whether for professional use or entertainment, these monitors provide an exceptional blend of performance and user comfort.
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