Sony SDM-X53 - Manual (Page 23)

22
Picture flickers, bounces,
oscillates, or is scrambled. • Adjust the pitch and phase (analog RGB signal only) (page 14).
• Isolate and eliminate any potential sources of electric or magnetic fields such as other
monitors, laser printers, electric fans, fluorescent lighting, or televisions.
• Move the monitor away from power lines or place a magnetic shield near the monitor.
• Try plugging the monitor into a different AC outlet, preferably on a different circuit.
• Change the orientation of the monitor.
x Problem caused by a connected computer or other equipment, and not
caused by the monitor
• Check your graphics board manual for the proper monitor setting.
• Confirm that the graphics mode (VESA, Macintosh 19'' Color, etc.) and the frequency of
the input signal are supported by this monitor. Even if the frequency is within the proper
range, some graphics boards may have a sync pulse that is too narrow for the monitor to
sync with correctly.
• This monitor 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).
Picture is fuzzy. • Adjust the brightness and contrast (page 13).
• Adjust the pitch and phase (analog RGB signal only) (page 14).
x Problem caused by a connected computer or other equipment, and not
caused by the monitor
• Set the resolution to 1024
× 768 (SDM-X53), 1280 × 1024 (SDM-X73/X93) 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.
Picture is not centered or sized
properly (analog RGB signal only). • Adjust the pitch and phase (page 14).
• Adjust the picture position (page 15). Note that some video modes do not fill the screen to
the edges.
Picture is too small. x Problem caused by a connected computer or other equipment, and not
caused by the monitor
• Set the resolution to 1024
× 768 (SDM-X53), 1280 × 1024 (SDM-X73/X93) on your
computer.
Picture is dark. • Adjust the brightness (page 13).
• Adjust the backlight (page 13).
• It takes a few minutes for the display to become bright after turning on the monitor.
• Adjust the gamma on the GAMMA menu (page 16).
• The screen might turn darker, depends on ECO mode you selected.
Wavy or elliptical pattern (moire)
is visible. • Adjust the pitch and phase (analog RGB signal only) (page 14).
Color is not uniform. • Adjust the pitch and phase (analog RGB signal only) (page 14).
White does not look white. • Adjust the color temperature (page 15).
Monitor buttons do not operate
(
appears on the screen).
• If “MENU LOCK” is set to “ON,” set it to “OFF” (page 17).
Resolution displayed on the menu
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.
After turnig off the main power,
the
1 (power) indicator stays
bright for a while.
• When the main power is on but the 1 (power) switch is not pressed, or when the monitor
is in the power saving mode, if you turn the MAIN POWER switch off, the 1 (power)
indicator may not turn off right away. This is not a malfunction.
Symptom Check these items