ENGLISH
16TROUBLESHOOTING
TROUBLESHOOTING
Check the following before calling for service.
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Is the power cord of the display | yy Check and see if the power cord is connected properly to the power |
connected? | outlet. |
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Is the power indicator light on? | yy Press the Power button. |
Is the power on and the power | yy Adjust the brightness and the contrast. |
indicator blue or green? |
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Is the power indicator flickering? | yy If the display is in power saving mode, try moving the mouse or |
| pressing any key on the keyboard to bring up the screen. |
| yy Try to turn on the PC. |
Do you see an "OUT OF RANGE" | yy This message appears when the signal from the PC (video card) is |
message on the screen? | out of horizontal or vertical frequency range of the display. See the |
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| 'Specifications' section of this manual and configure your display |
| again. |
Do you see a "CHECK SIGNAL | yy This message appears when the signal cable |
CABLE" message on the screen? | yy between your PC and your display is not |
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| yy connected. Check the signal cable and try again. |
Do you see a "OSD LOCKED" message on the screen?
Do you see “OSD LOCKED” when | yy You can secure the current control settings, so that they cannot be |
you push MENU button? | inadvertently changed. You can unlock the OSD controls at any time |
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| by pushing the MENU button for several seconds: the message |
| yy “OSD UNLOCKED” will appear. |
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Display image is incorrect |
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Display Position is incorrect. | yy Press the AUTO/SET button to automatically adjust your display | |
| image to the ideal setting. If the results are unsatisfactory, adjust the | |
| image position using the H position and V position icon in the on | |
| screen display. | |
On the screen background, vertical yy Press the AUTO/SET button to automatically adjust your display | ||
bars or stripes are visible. | image to the ideal setting. If the results are unsatisfactory, decrease | |
| ||
| the vertical bars or stripes using the CLOCK icon in the on screen | |
| display. | |
Any horizontal noise appearing in | yy Press the AUTO/SET button to automatically adjust your display | |
any image or characters are not | image to the ideal setting. If the results are unsatisfactory, decrease | |
clearly portrayed. | ||
the horizontal bars using the PHASE icon in the on screen display. | ||
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| yy Check Control Panel ► Display ► Settings and adjust the display to | |
| the recommended resolution or adjust the display image to the ideal | |
| setting. Set the color setting higher than 24 bits (Color Quality). | |
CAUTION
yyCheck Control Panel ► Display ► Settings and see if the frequency or the resolution were changed. If yes, readjust the video card to the recommend resolution.
yyIf the recommended resolution (optimal resolution) is not selected, letters may be blurred and the screen may be dimmed, truncated or biased. Make sure to select the recommend resolution.
yyThe setting method can differ by computer and O/S (Operation System), and resolution mentioned above may not be supported by the video card performance. In this case, please ask to the computer or the video card manufacturer.