Barco CRT Television MSWU-81E Manual De Usuario
MSWU-81E 07/08/2013
70
14.Lamp and Filter Maintenance
Problem
Possible cause
Solution
The image is blurry
1. The lens may not be in focus.
2. The temperature or humidity of the
projector's working environment may have
changed in mid operation (i.e. going from
cold to warm or dry to humid), leading
to condensation of moisture inside the
projector.
changed in mid operation (i.e. going from
cold to warm or dry to humid), leading
to condensation of moisture inside the
projector.
1. Adjust Lines focus.
2. Turn of the projector first and wait for the
moisture in the projector to evaporate.
The color of the image looks
pale
pale
The input signal type (RGBHV/YUV2) might
not have been connected properly
not have been connected properly
Check to make sure that the connections
between the projector and the input device
are correct.
between the projector and the input device
are correct.
The image flashes occasionally
1. The cables might not have been properly
connected or the input device itself may
be faulty.
be faulty.
2. If the problem persists, it may also mean
the lamp might be faulty.
1. Make sure the connector and the input
device have been properly connected;
check to see if the input device is in normal
working order.
check to see if the input device is in normal
working order.
2. Replace the projector lamp.
The colors of the projected
image are out of place (i.e.
displaying red as blue)
image are out of place (i.e.
displaying red as blue)
The G/Y, R/Pr, B/Pb cables from the input
might have been incorrectly connected to
the input.
might have been incorrectly connected to
the input.
Please make sure the input source has been
correctly connected to the projector.
correctly connected to the projector.
The noise from the cooling fan
suddenly grew louder
suddenly grew louder
The temperature inside the projector might
have risen.
have risen.
When the temperature inside the projector
rises, the cooling fan will operate at a higher
speed to discharge the internal heat more
rapidly.
rises, the cooling fan will operate at a higher
speed to discharge the internal heat more
rapidly.
The LED indicator on the
projector’s front panel is
blinking in red
projector’s front panel is
blinking in red
The lamp or the cooling fan could be faulty. Refer to the definition of
1. During projection, the lamp
suddenly goes off and the
picture disappears.
picture disappears.
2. The lamp does not turn on
even when the projector has
been turned on.
been turned on.
The lamp might have been damaged; check
the LED indicator on the rear panel of the
projector and see if it is blinking in red.
the LED indicator on the rear panel of the
projector and see if it is blinking in red.
The lamp has reached the end of its service
life; please replace it.
life; please replace it.