Samsung C23A750X User Manual (user Manual) (ver.1.0) (English) - Page 75

Standard Signal Mode Table 81 in

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9 Troubleshooting Guide Screen issue "Not Optimum Mode" is displayed. The images on the screen look distorted. The screen is not clear. The screen is blurry. This message appears if the signal from the graphics card exceeds the maximum resolution or frequency for the product. Change the maximum resolution and frequency to suit the product performance, referring to Standard Signal Mode Table (81page). Check the cable connection to the product (Refer to "3.2Connecting and Using a PC") Adjust Coarse(49page) and Fine(50page). Remove any accessories (video extension cable, etc) and try again. Set the resolution and frequency to the recommended level. (Refer to "10.1General") The screen appears unstable and shaky. There are shadows or ghost images left on the screen. Check that the resolution and frequency for the PC are within the range of resolution and frequency compatible with the product, and if required, change the settings, referring to Standard Signal Mode Table (81page) in this manual and the INFORMATION menu on the product. The screen is too bright. The screen is too dark. Adjust Brightness(47page) and Contrast(48page). Screen color is inconsistent. Change the COLOR settings. (Refer to "Configuring Tint" ON PAGE 52) The colors on the screen have a shadow and are Change the COLOR settings. distorted. (Refer to "Configuring Tint" ON PAGE 52) White does not really look white. Change the COLOR settings. (Refer to "Configuring Tint" ON PAGE 52) There is no image on the screen and the power LED blinks every 0.5 to 1 second. The product is in power-saving mode. Press any key on the keyboard or move the mouse to return to the previous screen. There is no sound. Sound issue Check the connection of the audio cable or adjust the volume. Check the volume. 75 9 Troubleshooting Guide

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75
Troubleshooting Guide
9
9 Troubleshooting Guide
"
Not Optimum Mode
" is displayed.
This message appears if the signal from the
graphics card exceeds the maximum resolution or
frequency for the product.
Change the maximum resolution and frequency to
suit the product performance, referring to
Standard Signal Mode Table (81page).
The images on the screen look distorted.
Check the cable connection to the product (Refer
to "3.2Connecting and Using a PC")
The screen is not clear. The screen is blurry.
Adjust
Coarse
(49page) and
Fine
(50page).
Remove any accessories (video extension cable,
etc) and try again.
Set the resolution and frequency to the
recommended level. (Refer to "10.1General")
The screen appears unstable and shaky.
Check that the resolution and frequency for the
PC are within the range of resolution and
frequency compatible with the product, and if
required, change the settings, referring to
Standard Signal Mode Table (81page) in this
manual and the
INFORMATION
menu on the
product.
There are shadows or ghost images left on the
screen.
The screen is too bright. The screen is too dark.
Adjust
Brightness
(47page) and
Contrast
(48page).
Screen color is inconsistent.
Change the
COLOR
settings. (Refer to
"Configuring Tint" ON PAGE 52)
The colors on the screen have a shadow and are
distorted.
Change the
COLOR
settings.
(Refer to "Configuring Tint" ON PAGE 52)
White does not really look white.
Change the
COLOR
settings.
(Refer to "Configuring Tint" ON PAGE 52)
There is no image on the screen and the power
LED blinks every 0.5 to 1 second.
The product is in power-saving mode.
Press any key on the keyboard or move the
mouse to return to the previous screen.
Sound issue
There is no sound.
Check the connection of the audio cable or adjust
the volume.
Check the volume.
Screen issue