Sony MFM-HT75W Mode D'emploi page 829

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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 is too small.
Picture is dark.
Wavy or elliptical pattern (moire)
is visible.
Colour 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.
36
Check these items
• Adjust the pitch and phase (PC 2 only) (page 25).
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'' Colour, 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 19).
• Adjusting the sharpness (page 20).
• Adjust the pitch and phase (PC 2 only) (page 25).
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.
• 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 25).
• 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 1280 × 768 (MFM-HT75W), or 1280 × 1024 (MFM-HT95) on your
computer.
• Adjust the backlight (page 19).
• Adjust the brightness (page 19).
• Adjust the gamma on the "Gamma" menu (page 21).
• 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 18, 31).
• Adjust the pitch and phase (PC 2 only) (page 25).
• Adjust the pitch and phase (PC 2 only) (page 25).
• Adjust the colour temperature (page 20).
• If "Menu Lock" is set to "On," set it to "Off" (page 29).
• 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
• 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.

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Mfm-ht95

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