Before calling Samsung Customer Service Center, test your product as follows. If the problem persists,
contact Samsung Customer Service Center.
Testing the Product
Check if your product is operating normally by using the product test function.
If the screen is turned off and the power indicator blinks even though the product is properly connected
to a PC, perform a self-diagnosis test.
1
Power off both the PC and product.
2
Disconnect the cables from the product.
3
Power on the product.
4
If the message Check Signal Cable appears, the product is working normally.
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If the screen remains blank, check the PC system, video controller and cable.
Checking the Resolution and Frequency
For a mode that exceeds the supported resolution(refer to Standard Signal Mode Table), the message Not
Optimum Mode will appear for a short time.
―
The displayed resolution may vary, depending on the computer system settings and cables.
Check the following.
Installation issue (PC mode)
The screen keeps switching on and off.
Check the cable connection between the product and PC, and ensure the connectors are locked.
Blank spaces are found on all four sides of the screen when an HDMI or HDMI-DVI cable is connected to
the product and PC.
The blank spaces found on the screen have nothing to do with the product.
Blank spaces on the screen are caused by the PC or graphics card. To resolve the problem, adjust the
screen size in the HDMI or DVI settings for the graphics card.
If the graphics card settings menu does not have an option to adjust the screen size, update the
graphics card driver to the latest version.
(Please contact the graphics card or computer manufacturer for further details about how to adjust the
screen settings.)
Screen issue
The power LED is off. The screen will not switch on.
Check that the power cable is connected properly.
The message Check Signal Cable appears.
Check that the cable is properly connected to the product.
Check that the device connected to the product is powered on.
Manual
View the manual for the Samsung C27HG70QQU here, for free. This manual comes under the category monitors and has been rated by 1 people with an average of a 7.3. This manual is available in the following languages: English. Do you have a question about the Samsung C27HG70QQU or do you need help? Ask your question here
Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64
Can't find the answer to your question in the manual? You may find the answer to your question in the FAQs about the Samsung C27HG70QQU below.
What screen dimensions does my monitor have?
The size of your monitor is usually expressed in inches, 1 inch is 2.54 centimetres. The size is the diagonal size of your monitor, so you measure the screen from bottom left to top right.
What is HDMI?
HDMI stands for High-Definition Multimedia Interface. An HDMI cable is used to transport audio and video signals between devices.
What is the screen size of the Samsung C27HG70QQU?
The screen size of the Samsung C27HG70QQU is 27 ".
What is the screen resolution of the display of the Samsung C27HG70QQU?
The screen resolution of the Samsung C27HG70QQU is 2560 x 1440 pixels.
Is the manual of the Samsung C27HG70QQU available in English?
Yes, the manual of the Samsung C27HG70QQU is available in English .
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