Table
Blurry video or requested resolution cannot be set.
Cause | Solution | |
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If the graphics controller was upgraded, the correct graphics | Install the video drivers included in the upgrade kit. | |
drivers may not be loaded. |
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Monitor is not capable of displaying requested resolution. | Change requested resolution. | |
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Graphics card is bad. | Replace the graphics card. | |
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The picture is broken up, rolls, jitters, or flashes. |
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Cause | Solution | |
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The monitor connections may be incomplete or the monitor may | 1. Be sure the monitor cable is securely connected to the | |
be incorrectly adjusted. |
| workstation. |
| 2. | In a |
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| proximity, be sure the monitors are not interfering with |
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| each other’s electromagnetic field by moving them apart. |
| 3. | Fluorescent lights or fans may be too close to the monitor. |
Monitor needs to be degaussed.
Degauss the monitor. Refer to the documentation that came with the monitor for instructions.
Image is not centered.
Cause | Solution |
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Position may need adjustment. | Press the Menu button to access the OSD menu. Select |
| ImageControl/ Horizontal Position or Vertical |
| Position to adjust the horizontal or vertical position of the |
| image. |
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“No Connection, Check Signal Cable” displays on screen.
Cause | Solution |
Monitor video cable is disconnected.
Connect the video cable between the monitor and workstation.
CAUTION: Ensure that the workstation power is off while connecting the video cable.
“Out of Range” displays on screen.
Cause | Solution |
Video resolution and refresh rate are set higher than what the monitor supports.
Restart the workstation and enter Safe Mode. Change the settings to a supported setting then restart the workstation so that the new settings take effect.
136 Appendix D Troubleshooting without diagnostics | ENWW |