5-2 Before Requesting Service
Please check the following before requesting
A BLANK SCREEN APPEARS / I CANNOT TURN THE PRODUCT ON
Is the power cord connected properly? | Check the connection status of the power cord. | |
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Is the <Check Signal Cable> message displayed on the | (Connected using the | |
screen? | Check the cable connecting the PC and the product. | |
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| (Connected using the DVI cable) | |
| If the message appears on the screen even if the cable is | |
| properly connected, recheck the input signal by pressing the [ | |
| ] button of the product. | |
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Is the <Not Optimum Mode> message displayed on the | This occurs when the signal from the graphics card exceeds | |
screen? | the maximum resolution or the maximum frequency of the | |
| product. | |
| In this case, set up the appropriate resolution and the fre- | |
| quency for the product. | |
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Is a blank screen displayed and does the power LED blink at | 1. This occurs when the power saving function is running. | |
a 1 second interval? | If you click the mouse or press any key, the screen will be | |
| turned on. | |
| 2. If the <Check Signal Cable> condition persists for more | |
| than five minutes, the power saving function will be | |
| activated. | |
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Did you connect with a DVI cable? | If you connect the DVI cable when the PC has booted up or if | |
| you reconnect the DVI cable after disconnecting the cable | |
| while using a PC, the screen may not be displayed because | |
| some graphics cards do not output the video signal. | |
| In this case, reboot the PC while the DVI cable is connected. | |
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Blank spaces are found at the top and bottom of the screen | Blank spaces on the screen are not caused by the monitor. | |
when an [HDMI] or | The cause of the problem is the PC or graphics card, and can | |
monitor and PC. | ||
be fixed by adjusting the screen size in the HDMI or DVI | ||
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| option of the graphics card settings menu. | |
| If the graphics card settings menu has no option to adjust the | |
| screen size, update the graphics card driver to the latest ver- | |
| sion. | |
| (Please contact the graphics card or computer manufacturer | |
| for details on how to adjust the screen settings.) | |
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THE IMAGE IS TOO LIGHT OR TOO DARK.
Adjust the <Brightness> and <Contrast>. (Refer to the <Brightness>, <Contrast>)
The display brightness can differ according to the mode set for < Angle>.
If <Bright> is set to <Dynamic Contrast>, the display brightness can differ according to the input signal.
THE ON SCREEN ADJUSTMENT MENU (OSD) DOES NOT APPEAR.
Did you cancel the screen adjustment?
Check if the OSD Adjustment Lock function is set to Off.
Troubleshooting |