Troubleshooting - Sony Trinitron PGM-100P1MD Manual De Instrucciones

Troubleshooting

This section may help you solve the problem. Should
the problem persist, unplug the unit and contact your
Sony dealer or local authorized Sony service facility.
Symptom
If neither the u (power)
No picture
indicator nor
saving) indicator is lit
If the (power saving)
indicator is lit
If the u (power) indicator
is flashing alternately
green and orange, and the
(power saving)
indicators is flashing
If the u (power) indicator is flashing
alternately green and orange
Picture is distorted
Color is not uniform
Screen image is not centered or sized
properly
Picture is fuzzy
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1) The Auto-Degauss function demagnetizes the metal frame of the CRT to obtain a neutral field for uniform color
reproduction. When you activate this function more than once, wait for about 20 minutes in between, to get the best effect
of this function.
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Check these items
• Check the power cord is properly connected.
(power
• Check the mains supply switch is set to the "on" position.
• Check your computer power switch is set to the "on" position.
• The monitor will recover when you press any key on the keyboard of the
computer.
• Check the video cable is properly connected.
• Check no pins of the video cable are bent.
• Check the video card is seated completely in a proper bus slot.
• Check the video sync signal is the one specified for this monitor.
(Horizontal sync: 30 to 65 kHz. Vertical sync: 50 to 120 Hz)
• If using a Mac system, check that a proper adaptor is provided so the monitor
will work correctly with your Mac.
• There is a potential monitor failure. Contact your dealer.
Check the video sync signal is the one specified for this monitor.
• Adjust the monitor to suit to the video card used, referring to the manual
supplied with the video card.
• Even if a video mode and the frequency at which you are operating the monitor
are supported, some video cards cannot be used since its sync pulse is too
narrow for this monitor to sync correctly.
Turn on the power to activate the Auto-Degauss function
• Adjust the picture location, picture size, picture rotation, or pincushion distortion.
• Some video modes do not fill the screen to the edge of the monitor. There is no
single answer to solve the problem. This phenomenon may occur on higher
refresh rates (vertical frequency).
• Adjust the picture contrast and picture brightness. Some SVGA cards having an
excessive video output level will cause a fuzzy picture at the maximum contrast
level.
• Turn on the power to activate the Auto-Degauss function
• The video cable is connected to the video output connectors on the rear, but the
other ends of the video cable are not connected to another monitor. In this case,
the video output level increases and makes the picture fuzzy. So, disconnect the
video cable, or connect the other ends of the video cable to another monitor.
Note
Note the model name and the serial number of this
monitor, and also the manufacturer and the name of
your computer and video card.
1) .
1)
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