Samsung S27C230B User Manual Ver.1.0 (English) - Page 57

Not Optimum Mode, Brightness, Contrast

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5 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. The screen appears unstable and shaky. There are shadows or ghost images left on the screen. The screen is too bright. The screen is too dark. There is no image on the screen and the power LED blinks every 0.5 to 1 second. This message appears when 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 (page 64). Check the cable connection to the product (Refer to "2.3 Connecting and Using a PC") Remove any accessories (video extension cable, etc.) and try again. Set the resolution and frequency to the recommended level. (Refer to "6.1 General") Check that the resolution and frequency for the PC are within the range of resolution and frequency compatible with the product. Next, if required, change the settings, referring to Standard Signal Mode Table (page 64) in this manual and the Exit menu on the product. Adjust Brightness (page 37, page 48) and Contrast (page 38, page 49). The product is operating in power-saving mode. Press any key on the keyboard or move the mouse to return to normal operating mode. Source device issue A beeping sound is heard when my PC is booting. If a beeping sound is heard when your PC is booting, have your PC serviced. 57 5 Troubleshooting Guide

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57
Troubleshooting Guide
5
5 Troubleshooting Guide
Not Optimum Mode
is displayed.
This message appears when 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 (page 64).
The images on the screen look distorted.
Check the cable connection to the product (Refer
to "2.3 Connecting and Using a PC")
The screen is not clear. The screen is blurry.
Remove any accessories (video extension cable,
etc.) and try again.
Set the resolution and frequency to the
recommended level. (Refer to "6.1 General")
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. Next, if
required, change the settings, referring to
Standard Signal Mode Table (page 64) in this
manual and the
Exit
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
(page 37, page 48) and
Contrast
(page 38, page 49).
There is no image on the screen and the power
LED blinks every 0.5 to 1 second.
The product is operating in power-saving mode.
Press any key on the keyboard or move the
mouse to return to normal operating mode.
Source device issue
A beeping sound is heard when my PC is booting.
If a beeping sound is heard when your PC is
booting, have your PC serviced.
Screen issue