Panasonic PTLC50U - LCD PROJECTOR Operating Instructions Manual - Page 15

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Before Requesting Service
Possible Cause
Power does not turn on.
* The power cord may not be connected.
e The main power supply may not be supplied to the wal!
outlet.
e The Status Codes are indicated on the STATUS Code
display.
+ The lamp unit or lamp unit cover may not have been
correctly installed.
e The Air Filter Unit may not have been correctly installed.
* The lens cap may still be attached to the lens.
* The signal input source may not be connected properly.
¢ The input selection setting may not be correct.
* The Brightness adjustment may be lowest setting.
* The LCD Projector may be set to the Shutter mode.
* The connected signal source may be turned off.
* The lens focus may not have been set correctly, or the
projector may not be at the correct distance from the
screen.
* The lens may be dirty.
e The LCD Projector may not be set up so that it is perpen-
dicular to the screen.
¢ The VIDEO or R, G, B adjustments may not have been set
correctly.
* Color or Tint adjustment may be incorrect.
¢ The video formats may not match.
e The signal cables may be connected incorrectly. For
instance, the Ps, Pa connectors may be reversed.
* The audio signal source may not be connected properly.
* The volume adjustment may be at the lowest possible
setting.
e The Mute function or Audio/Video Shutter function may be
active.
No picture appears.
The picture is fuzzy.
Color is too light or tint is
poor.
No sound can be heard.
Remote Control does not
operate.
¢ The batteries may be spent, or they may not be inserted
correctly.
¢ There may be an object blocking the infrared signals
between remote control unit and the projector.
* The remote control unit may be out of the operating range.
The color is black-and white.| • The Video System may not be correct.
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