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 Standard Signal Mode Table.

 

 

 

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 Standard Signal Mode

 

 

 

 

Table.

 

 

 

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

5-2

Troubleshooting

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Samsung LS27EMDKU/SM, LS24EMDKU/EN manual Before Requesting Service, Problems Related to Screen, Problems Related to Audio
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LS24EMDKU/XE, LS24EMDKU/EN, LS27EMDKU/HS, LS27EMDKU/XE, LS27EMDKU/EN specifications

Samsung's LS24EMDKU/EN and LS27EMDKU/EN monitors have established themselves as remarkable displays that cater to a wide range of users, from casual gamers to professional content creators. Both models belong to Samsung’s premium lineup, designed with cutting-edge technology to deliver exceptional performance and stunning visuals.

Starting with the display, the LS24EMDKU/EN offers a 24-inch screen, while the LS27EMDKU/EN boasts a larger 27-inch screen. Both utilize Samsung's advanced IPS technology which provides an expansive viewing angle and vibrant color reproduction. Whether you are working on graphic design projects, enjoying your favorite movies, or gaming, these monitors deliver accurate colors and lifelike images.

One of the standout features of these monitors is their impressive refresh rates. With a refresh rate of up to 144Hz for the LS27EMDKU/EN model, and 75Hz for the LS24EMDKU/EN, they ensure smooth motion clarity that dramatically enhances gaming experiences. Coupled with a rapid response time, they virtually eliminate motion blur, offering an edge when competing in fast-paced games.

Additionally, both models support AMD FreeSync technology, which synchronizes the monitor's refresh rate with the graphics card's output, effectively reducing tearing and stuttering in games. This ensures a seamless gaming experience, bringing out the best in the visuals.

In terms of ergonomics, Samsung has incorporated adjustable stands in both models, allowing users to tilt, swivel, and height-adjust the screens for optimal viewing comfort. The sleek design paired with ultra-slim bezels maximizes the screen space and minimizes distractions.

Connectivity options are another highlight of the LS24EMDKU/EN and LS27EMDKU/EN models. They offer a variety of ports, including HDMI, DisplayPort, and USB, accommodating an array of devices such as gaming consoles, computers, and peripherals.

Energy efficiency is also a major consideration, with both monitors designed to consume less power, making them more environmentally friendly while reducing electricity bills.

In summary, the Samsung LS24EMDKU/EN and LS27EMDKU/EN monitors exemplify the brand’s commitment to quality, innovation, and user comfort. With their impressive displays, high refresh rates, and ergonomic designs, they are poised to meet the demands of diverse users, making them an excellent choice for anyone in the market for a high-performance monitor.
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