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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| (Connected using the | |
| Check the cable connecting the PC and the product. | |
Is the <Check Signal Cable> message displayed on the | (Connected using the DVI cable) | |
screen? | If the message appears on the screen even if the cable is | |
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| properly connected, recheck the input signal by pressing the [ | |
| ] button of the product. | |
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| This occurs when the signal from the graphics card exceeds | |
Is the <Not Optimum Mode> message displayed on the | the maximum resolution or the maximum frequency of the | |
product. | ||
screen? | ||
In this case, set up the appropriate resolution and the fre- | ||
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| quency for the product. | |
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| 1. This occurs when the power saving function is running. | |
| If you click the mouse or press any key, the screen will be | |
Is a blank screen displayed and does the power LED blink at | turned on. | |
a 1 second interval? | 2. If the <Check Signal Cable> condition persists for more | |
| than five minutes, the power saving function will be | |
| activated. | |
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| If you connect the DVI cable when the PC has booted up or if | |
| you reconnect the DVI cable after disconnecting the cable | |
Did you connect with a DVI 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 on the screen are not caused by the monitor. | |
| The cause of the problem is the PC or graphics card, and can | |
| be fixed by adjusting the screen size in the HDMI or DVI | |
Blank spaces are found at the top and bottom of the screen | option of the graphics card settings menu. | |
when an [HDMI] or | If the graphics card settings menu has no option to adjust the | |
monitor and PC. | 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. |
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Troubleshooting |