Symptom
Picture flickers, bounces,
oscillates, or is scrambled.
Picture is fuzzy.
Picture is ghosting.
Picture is not centred or sized
properly (PC 2 only).
Picture becomes vertically
stretched, or picture size looks
strange.
Picture is too small.
Picture is dark.
Wavy or elliptical pattern (moire)
is visible.
Color is not uniform.
White does not look white.
Display buttons do not operate
(
appears on the screen).
Resolution displayed on the menu
screen is incorrect.
Check these items
• Adjust the pitch and phase (PC 2 only) (page 26).
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Check your graphics board manual for the proper display setting.
• Confirm that the graphics mode (VESA, Macintosh 19'' Color, etc.) and the frequency of
the input signal are supported by this display. Even if the frequency is within the proper
range, some graphics boards may have a sync pulse that is too narrow for the display to
sync with correctly.
• This display does not process interlace signals. Set for progressive signals.
• Adjust the computer's refresh rate (vertical frequency) to obtain the best possible picture
(60 Hz is recommended).
• Adjust the contrast and brightness (page 20).
• Adjusting the sharpness (page 21).
• Adjust the pitch and phase (PC 2 only) (page 26).
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Set the resolution to 1,680 × 1,050 on your computer.
• Eliminate the use of video cable extensions and/or video switch boxes.
• Check that all plugs are firmly seated in their sockets.
• Adjust the pitch and phase (page 26).
• Adjust the picture position (page 26). Note that some video modes do not fill the screen to
the edges.
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Set the resolution to 1,680 × 1,050 on your computer.
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Set the resolution to 1,680 × 1,050 on your computer.
• Adjust the backlight (page 20).
• Adjust the brightness (page 20).
• Adjust the gamma on the "Gamma" menu (page 22).
• It takes a few minutes for the display to become bright after turning on the display.
• When the Picture Mode is set to "Auto," the display brightness may become darker in low
ambient light (pages 19, 32).
• Adjust the pitch and phase (PC 2 only) (page 26).
• Adjust the pitch and phase (PC 2 only) (page 26).
• Adjust the color temperature (page 21).
• If "Menu Lock" is set to "On," set it to "Off" (page 30).
• Depending on the graphics board setting, the resolution displayed on the menu screen may
not coincide with the one set on the computer.
36