Trouble symptoms and remedies
If the problem is caused by the connected computer or other equipment, please refer to the connected equipment’s instruction manual. Use the
Symptom | Check these items | |
No picture |
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If the 1 (power) indicator is not lit | • | Check that the power cord is properly connected. |
| • | Check that the 1 (power) switch is in the “on” position. |
If the NO INPUT SIGNAL message appears on the screen, or if the 1 (power) indicator is either orange or alternating between green and orange
•Check that the video signal cable is properly connected and all plugs are firmly seated in their sockets (page 6).
•Check that the HD15 video input connector’s pins are not bent or pushed in.
xProblems caused by the connected computer or other equipment
•The computer is in power saving mode. Try pressing any key on the keyboard or moving the mouse.
•Check that the computer’s power is “on.”
•Check that the graphic board is completely seated in the proper bus slot.
If the OUT OF SCAN RANGE message appears on the screen
xProblems caused by the connected computer or other equipment
•Check that the video frequency range is within that specified for the monitor. If you replaced an old monitor with this monitor, reconnect the old monitor and adjust the frequency range to the following.
Horizontal: 30 – 70 kHz
Vertical: 48 – 120 Hz
| If no message is displayed and the 1 | • | Use the |
| (power) indicator is green or flashing |
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| orange |
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| If using a Macintosh system | • | Check that the Macintosh adapter (not supplied) and the video signal cable are properly |
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Picture flickers, bounces, | • | Isolate and eliminate any potential sources of electric or magnetic fields such as other | |
oscillates, or is scrambled |
| monitors, laser printers, electric fans, fluorescent lighting, or televisions. | |
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| • Move the monitor away from power lines or place a magnetic shield near the monitor. | |
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| • Try plugging the monitor into a different AC outlet, preferably on a different circuit. | |
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| • | Try turning the monitor 90° to the left or right. |
xProblems caused by the connected computer or other equipment
•Check your graphic board manual for the proper monitor setting.
•Confirm that the graphics mode (VESA, Macintosh 16" Color, etc.) and the frequency of the input signal are supported by this monitor (Appendix). Even if the frequency is within the proper range, some graphic boards may have a sync pulse that is too narrow for the monitor to sync correctly.
•Adjust the computer’s refresh rate (vertical frequency) to obtain the best possible picture.
Picture is fuzzy | • | Adjust the brightness and contrast (page 9). |
| • Degauss the monitor* (page 12). | |
| • | Select CANCEL MOIRE and adjust the moire cancellation effect (page 12). |
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