Sony MFM-HT75W User Manual
39
US
Picture flickers, bounces,
oscillates, or is scrambled.
oscillates, or is scrambled.
• Adjust the pitch and phase (PC 2 only) (page 24).
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
• 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.
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
• Adjust the computer’s refresh rate (vertical frequency) to obtain the best possible picture
(60 Hz is recommended).
Picture is fuzzy.
• Adjust the contrast and brightness (page 18).
• Adjusting the sharpness (page 18).
• Adjust the pitch and phase (PC 2 only) (page 24).
• Adjusting the sharpness (page 18).
• Adjust the pitch and phase (PC 2 only) (page 24).
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Set the resolution to 1280 × 768 (MFM-HT75W), or 1280 × 1024 (MFM-HT95) on your
computer.
Picture is ghosting.
• Eliminate the use of video cable extensions and/or video switch boxes.
• Check that all plugs are firmly seated in their sockets.
• Check that all plugs are firmly seated in their sockets.
Picture is not centered or sized
properly (PC 2 only).
properly (PC 2 only).
• Adjust the pitch and phase (page 24).
• Adjust the picture position (page 24). Note that some video modes do not fill the screen to
• Adjust the picture position (page 24). Note that some video modes do not fill the screen to
the edges.
Picture is too small.
xProblem caused by a computer or other equipment connected, and not
caused by the display
• Set the resolution to 1280 × 768 (MFM-HT75W), or 1280 × 1024 (MFM-HT95) on your
computer.
Picture is dark.
• Adjust the backlight (page 18).
• Adjust the brightness (page 18).
• Adjust the gamma on the “Gamma” menu (page 19).
• 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
• Adjust the brightness (page 18).
• Adjust the gamma on the “Gamma” menu (page 19).
• 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
Wavy or elliptical pattern (moire)
is visible.
is visible.
• Adjust the pitch and phase (PC 2 only) (page 24).
Color is not uniform.
• Adjust the pitch and phase (PC 2 only) (page 24).
White does not look white.
• Adjust the color temperature (page 19).
Display buttons do not operate
(
(
appears on the screen).
• If “Menu Lock” is set to “On,” set it to “Off” (page 33).
Resolution displayed on the menu
screen is incorrect.
screen is incorrect.
• Depending on the graphics board setting, the resolution displayed on the menu screen may
not coincide with the one set on the computer.
xProblem caused by a computer or other equipment connected, and not
caused by the display
For the MFM-HT75W only
For the MFM-HT75W only
• If you replaced an old display with this display, the computer may operate in safe mode.
Press the MENU button to display the menu screen, and confirm that the resolution and
refresh rate (vertical frequency) displayed in the lower right corner of the menu screen are
1280 × 768/60 Hz. If other than this value is displayed, replace this display with the
display that was connected before and set the video output setting of the computer to 1280
× 768/60 Hz. If 1280 × 768/60 Hz is unavailable, the graphics board on the computer may
not be supported by this display.
refresh rate (vertical frequency) displayed in the lower right corner of the menu screen are
1280 × 768/60 Hz. If other than this value is displayed, replace this display with the
display that was connected before and set the video output setting of the computer to 1280
× 768/60 Hz. If 1280 × 768/60 Hz is unavailable, the graphics board on the computer may
not be supported by this display.
Symptom
Check these items