Panasonic PT-52LCX15 - Manual (Page 68)

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68
Before you call for service, determine the symptoms and make a few simple checks as shown below.
Symptoms Checks Page
Power does not turn ON. • Is the power cord plugged in? 24
No picture even if the power is turned ON.
LAMP indicator blinks red. • Please replace lamp with a new one. Please consult your nearest
dealer, if not still repaired.
66-67
The power turns
OFF.
The POWER indicator
flashes orange twice
every 5 seconds.
• The lamp cover is ajar. Firmly replace the cover. 65
The TEMP indicator
flashes 2 or 4 times
every 5 seconds. • Check whether or not the vents are clogged. 65
• Is the set being used in a location that is hot? 65
The TEMP indicator
flashes 5 times every
5 seconds.
• Please consult your nearest dealer. 65
Power turns off while
another indicator is
flashing.
• Please consult your nearest dealer. 65
Remote Control does not function.
• Are the batteries dead or inserted incorrectly? 7
• Is the Remote Control sensor in direct light of fluorescent lamps or
other strong sources of light?
10
• Did you correctly set the Remote Control code? 58-64
Image shakes. • Is the antenna or antenna cable old, broken or shorted? -
Image is not clear.
(blurring / vertical lines)
• Is the antenna cable connected properly? 12-13
• A sudden temperature change may have caused condensation in
the internal optics which results in blurring or vertical lines. Please
wait until room temperature is normal and constant before turning
power ON. These symptoms will clear up as time passes.
-
• Depending on the connected device, a 1080i input signal may
cause the picture to flicker. If the connected device has a format
selection switch, set the format to 720p. -
Color patches or no color.
• When using a VCR and selecting channels on the TV, is the TV/
VIDEO mode for the VCR set to TV?
-
Image appears doubled or tripled.
• Is the antenna facing the right direction? -
• Is the antenna receiving any signals reflected off of mountains or
buildings.
-
Images disappear at the top and bottom of
the screen. • When using 16:9 image software, there is no picture at the top and
bottom of the screen (cinema vision size software, etc.).
-
During ZOOM modes, the image is cut off at
the top and bottom.
• Please adjust the V-Size. This is not a malfunction. 57
The Projection Display set makes a high
whistling sound when the power is ON. • This is the sound of the internal starting UP. This is not a
malfunction.
-
Some parts of the screen are always lit
while others do not light up.
Some parts of the screen do not light up.
• This is a characteristic of the LCD panel and not a malfunction. -
Fan is operating even though TV Power is
OFF. • This is because the cooling fan is operating. The fan will stop after
about 1 minute.
24
An OSD instructing to replace the lamp is
displayed. (The LAMP indicator is lit red.)
• Replace lamp with a new one. 66-67
Relighting the lamp when it is hot makes a
sound.
• This is a characteristic of the lamp and not a malfunction. -
Leaving stationary images, such as still
video images, web pages, or filler bars
(used for NORMAL aspect mode), on-
screen for an extended period of time can
leave ghost images on the screen.
• This is a characteristic of the LCD panel and not a malfunction. Try
displaying constantly moving pictures which fill the entire screen, or
turn the power OFF for a while to return the screen to normal. -
An OSD advising “AIR FILTER
CLEANING...” is displayed.
• Please consult your nearest dealer. -
When viewing with HDMI connection,
picture is displayed with unnatural colors (as
if red and blue are reversed).
• Change “Color Corr.” from “Off” to “On”. 41
Troubleshooting