Panasonic PT-L520E Betriebsanleitung - Seite 27
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Before calling for service
Before calling for service, check the following points.
Problem
Power does not
B The power cord may not be connected.
turn on.
B The MAIN POWER switch is turned off.
B The main power supply is not being supplied to the
wall outlet.
B TEMP indicator is illuminated or flashing. (Refer to
page 46.)
B LAMP indicator is illuminated or flashing. (Refer to
page 47.)
B The lamp unit cover has not been securely
installed.
No picture appears.
B The video signal input source may not be
connected properly.
B The input selection setting may not be correct.
(Refer to page 26.)
B The BRIGHT adjustment setting may be at the
minimum possible setting. (Refer to page 35.)
B The shutter function may be in use. (Refer to page
42.)
The picture is
B The lens cover may still be attached to the lens.
fuzzy.
B The lens focus may not have been set correctly.
(Refer to page 27.)
B The projector may not be at the correct distance
from the screen. (Refer to page 25.)
B The lens may be dirty.
B The projector may be tilted too much. (Refer to
page 24.)
COLOR is too light or
B COLOR or TINT adjustment may be incorrect.
TINT is poor.
(Refer to page 35.)
B The input source which is connected to the
projector may not be adjusted correctly.
No sound can be
B The audio signal source may not be connected
heard.
properly.
B The volume adjustment may be at the lowest
possible setting. (Refer to pages 15 and 28.)
B A cable may be connected to the AUDIO OUT
jack.
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NGLISH
Possible cause
Problem
The remote control
B The batteries may be weak.
unit does not
B The batteries may not be inserted correctly. (Refer
operate.
to page 20.)
B The remote control signal receptor on the projector
may be obstructed. (Refer to page 20.)
B The remote control unit may be out of the
operation range. (Refer to page 20.)
B The CONTROL KEY may be set to "OFF". (Refer
The buttons on the
to page 42)
projector do not
In order to set the CONTROL KEY to "ON" without
function.
using the remote control unit, keep holding down
the ENTER button on the projector and press the
MENU button for more than 2 seconds. It will then
be turned ON.
B The signal format (TV system) may not be set
The picture does not
correctly. (Refer to page 35.)
display correctly.
B There may be a problem with the video tape or
other signal source.
B A signal which is not compatible with the projector
may be being input. (Refer to page 56.)
B The cable may be too long.
Picture from
B The external video output for the laptop computer
computer does not
may not be set correctly.
appear.
(You may be able to change the external output
settings by pressing the [Fn]+[F3] or [Fn]+[F10]
keys simultaneously. The actual method varies
depending on the type of computer, so refer to the
documentation provided with your computer for
further details.)
B If an RGB input indicator (refer to pages 14 and
17) is turned off, the video signals may not be
output from the computer.
B RGB2 SELECT in the OPTION1 menu is set to
OUTPUT when the signals are input to RGB2 IN /
RGB1 OUT connector. (Refer to page 40)
Possible cause
E
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NGLISH