Troubleshooting - Panasonic PT-52LCX35-B Operating Instructions Manual

Multimedia projection hdtv
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Troubleshooting

Before you call for service, determine the symptoms and make a few simple checks as shown below.
Power does not turn ON.
No picture even if the power is turned ON. LAMP
indicator blinks red.
The POWER indicator flashes orange
twice every 5 seconds.
The TEMP indicator flashes 2 or 4 times
every 5 seconds.
The power
turns OFF.
The TEMP indicator flashes 5 times
every 5 seconds.
Power turns off while another indicator
is flashing.
Remote Control does not function.
Image shakes.
Image is not clear.
(blurring / vertical lines)
Color patches or no color.
Image appears doubled or tripled.
Images disappear at the top and bottom of the screen.
During ZOOM modes, the image is cut off at the top
and bottom.
The Projection Display set makes a high whistling
sound when the power is ON.
Some parts of the screen are always lit while others do
not light up. Some parts of the screen do not light up.
Fan is operating even though TV Power is OFF.
An OSD instructing to replace the lamp is displayed.
(The LAMP indicator is lit red.)
Relighting the lamp when it is hot makes a sound.
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.
An OSD advising "AIR FILTER CLEANING..." is
displayed.
When viewing with HDMI connection, picture is
displayed with unnatural colors (as if red and blue are
reversed).
Pictures from a equipment are unusual when the
equipment is connected via HDMI.
No sound is produced.
68
For assistance, please call : 1-888-VIEW PTV(843-9788) or, contact us via the web at: http://www.panasonic.com/contactinfo
Symptoms
• Is the power cord plugged in?
• Please replace lamp with a new one. Please consult your nearest dealer, if
not still repaired.
• The lamp cover is ajar. Firmly replace the cover.
• Check whether or not the vents are clogged.
• Is the set being used in a location that is hot?
• Please consult your nearest dealer.
• Please consult your nearest dealer.
• Are the batteries dead or inserted incorrectly?
• Is the Remote Control sensor in direct light of fluorescent lamps or other
strong sources of light?
• Did you correctly set the Remote Control code?
• Is the antenna or antenna cable old, broken or shorted?
• Is the antenna cable connected properly?
• 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.
• When using a VCR and selecting channels on the TV, is the TV/VIDEO
mode for the VCR set to TV?
• Is the antenna facing the right direction?
• Is the antenna receiving any signals reflected off of mountains or buildings.
• When using 16:9 image software, there is no picture at the top and bottom
of the screen (cinema vision size software, etc.).
• Please adjust the V-Size. This is not a malfunction.
• This is the sound of the internal starting UP. This is not a malfunction.
• This is a characteristic of the LCD panel and not a malfunction.
• This is because the cooling fan is operating. The fan will stop after about
1 minute.
• Replace lamp with a new one.
• This is a characteristic of the lamp and not a malfunction.
• 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.
• Please consult your nearest dealer.
• Change "Color Corr." from "Off" to "On".
• Is the HDMI cable connected properly?
• Turn Off the TV unit and device, then turn them On again.
• Check an input signal from the equipment.
• Is "Sound Mute" active?
• Is the volume set to the minimum?
• Is "Speakers" set to "Off"?
• Change "SAP" settings.
• Check "HDMI In" (For models PT-44LCX65/PT/52LCX65/PT/61LCX65) /
"HDMI 1 In" or "HDMI 2 In" (For models PT-52LCX35/PT-61LCX35)
settings when the equipment is connected via HDMI.
• If digital sound connection has problem, select analog sound connection.
Checks
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22-23
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