Before Asking For Service - Panasonic PT-LC75E Operating Instructions Manual

Before asking for service

Before asking 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
B TEMP indicator is illuminated or flashing. (Refer to
B LAMP indicator is illuminated or flashing. (Refer to
B The lamp unit cover has not been securely
No picture appears. B The video signal input source may not be
B The input selection setting may not be correct.
B The BRIGHT adjustment setting may be at the
B The shutter function may be in use. (Refer to page
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.
B The projector may not be at the correct distance
B The lens may be dirty.
B The projector may be tilted too much. (Refer to
COLOR is too light or B COLOR or TINT adjustment may be incorrect.
TINT is poor
B The input source which is connected to the
No sound can be B The audio signal source may not be connected
heard.
B The volume adjustment may be at the lowest
48-E
NGLISH
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Possible cause
wall outlet.
page 42.)
page 42.)
installed.
connected properly.
(Refer to page 24.)
minimum possible setting. (Refer to page 32.)
38.)
(Refer to page 25.)
from the screen. (Refer to pages 22 and 23.)
page 24.)
(Refer to page 32.)
projector may not be adjusted correctly.
properly.
possible setting. (Refer to pages 15 and 26.)
Problem
Remote control unit
B The
does not operate.
B The
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The picture does not
B The
display correctly.
(Refe
B The
corre
B Ther
othe
Picture from
B A sig
computer does not
may
appear
B The
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may
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furth
B If an
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B RGB
OUT
RGB