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20
Displaying this monitor’s name, serial number,
and date of manufacture.
While the monitor is receiving a video signal, press and hold the
MENU button for more than 5 seconds to display this monitor’s
information box.
If any problem persists, call your authorized Sony dealer and give
the following information:
• Model name: SDM-N50PS
• Serial number
• Name and specifications of your computer and graphics board.
The picture does not switch to the
vertical view
xProblems caused by the connected computer or other equipment
• Install the supplied WinPortrait (for Windows 95/98 and NT4.0) or MacPortrait (for
Macintosh) (page 10). For more information, see the supplied software’s instruction
manual. If the software does not work properly, contact the software’s customer service.
Picture flickers, bounces,
oscillates, or is scrambled
• Adjust the pitch and phase (page 14).
• Isolate and eliminate any potential sources of electric or magnetic fields such as other
monitors, laser printers, fluorescent lighting, televisions, or electric fans.
• 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.
xProblems caused by the connected computer or other equipment
• 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 (Appendix). 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 correctly.
• Adjust the computer’s refresh rate (vertical frequency) to obtain the best possible picture.
Picture is fuzzy • Adjust the brightness and contrast (page 13).
• Adjust the pitch and phase (page 14).
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
• Adjust the pitch and phase (page 14).
• Adjust the picture position (page 14). Note that for some input signals or graphics boards,
the picture may not fill the screen to the edges.
The picture is too small • Set the zoom setting to ON (page 15).
xProblems caused by the connected computer or other equipment
• Set the computer’s resolution to the screen’s resolution.
Wavy or elliptical pattern (moire)
is visible
• Adjust the pitch and phase (page 14).
Color is not uniform • Adjust the pitch and phase (page 14).
White does not look white • Adjust the color temperature (page 15).
Monitor buttons do not operate
( appears on the screen)
• If the menu lock is set to ON, set it to OFF (page 16).
The monitor turns off after a while • Set the power saving function to OFF (page 16).
xProblems caused by the connected computer or other equipment
• Set the computer’s power saving setting to off.
Symptom Check these items
INFORMATION
MODEL : SDM-N50PS
SER NO : 1234567
MANUFACTURED : 2000-15
MENU
Example
Model name
Serial number
Week and year
of manufacture
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