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Troubleshooting Guide; Requirements Before Contacting Samsung Customer Service Centre; Testing The Product; Checking The Resolution And Frequency - Samsung C32F39MFU Series User Manual

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Chapter 08

Troubleshooting Guide

Requirements Before Contacting Samsung
Customer Service Centre
― Before calling Samsung Customer Service Centre, test your product as follows. If the problem persists,
contact Samsung Customer Service Centre.

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.
Power off both the PC and product.
Disconnect the cables from the product.
Power on the product.
If the message
Check the cable connection and the settings of the source device.
product is working normally.
― 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
Not Optimum Mode
will appear for a short time.
― The displayed resolution may vary, depending on the computer system settings and cables.
appears, the
Standard Signal Mode
Table), the message

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 the cable connection and the settings of the source device.
Check that the cable is properly connected to the product.


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