Panasonic PT-L780U Gebruiksaanwijzing - Pagina 30
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Indicators
There are two indicators on the control panel of the projector which give
information about the operating condition of the projector. These indicators
illuminate or flash to warn you about problems that have occurred inside the
projector, so if you notice that one of the indicators is on, turn off the power
and check the table below for the cause of the problem.
Indicator
Illuminated (red)
display
(Lamp unit on)
The surrounding
temperature or the
temperature inside
the projector has
become unusually
high.
Problem
B The ventilation holes may be covered.
Possible
B The ambient temperature in the place of use may be too high.
cause
B The air filter may be blocked.
B Uncover the ventilation holes.
B Set up the projector in a place where the temperature is
between 0 °C (32 °F) and 40 °C (104 °F) and the humidity is
between 20% and 80% (with no condensation). [If you set the
FAN CONTROL to "HIGH" (page 45), set up the projector in a
Remedy
place where the temperature is between 0 °C (32 °F) and 35 °C
(95 °F) and the humidity is between 20% and 80% (with no
condensation).]
B Turn off the MAIN POWER switch by following the procedure
on page 29, and then clean the air filter (refer to page 62).
58
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TEMP indicator
Flashing (red)
(Lamp unit on)
The temperature
The surrounding
inside the projector
temperature or the
has become
temperature inside
dangerously high, or
the projector has
the temperature has
become dangerously
suddenly changed.
high, causing the
lamp unit to be
automatically shut
off.
Flashing (red)
(Lamp unit off)
Indicator
Illuminated (red)
display
It is nearly time to
replace the lamp
Problem
unit.
B Does "REPLACE
LAMP" appear on
Possible
the screen after
cause
the projector is
turned on?
B This occurs when
the operation time
for the lamp unit i
nearing 1 300
hours. (when
LAMP POWER
has been set to
Remedy
"HIGH") Ask your
dealer or an
Authorised
Service Center to
replace the lamp
unit.
NOTE:
B Be sure to turn off the MAIN
given in "Turning off the pow
procedures in the "Remedy
B If the main power turns off a
means that an abnormality
Service Center so that the n