Troubleshooting Chart - Panasonic 52DL52 - PT - 52" CRT TV Operating Instructions Manual

Operating instructions
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I Troubleshooting
Chart
Before you call for service, determine the symptoms and make a few simple checks as shown below.
i
Power does not turn ON
Is the power plug plugged in?
• Is the Power Indicator blink Orange?
The power turns OFF
(the Power LED blinks Orange
and the TEMP LED and LAMP
LED lights up Red).
Remote
control
does
not
function
Image shakes
Image is not clear
Color patches or no color
Image appears
doubled
or
tripled.
A black stripe appears
for a
moment when changing
channels using the VCR.
Images disappear
at the top
and bottom of the screen
During
ZOOM1,
ZOOM2
or
JUST modes, the image is cut
off at the top and bottom.
Channel
number
remains
displayed.
• Check whether or not the air vents are clogged.
• The lamp may be malfunctioning.
Please consult your nearest dealer.
• Are the batteries dead or inserted incorrectly?
• Is the remote control sensor in direct light of florescent lamps or other
strong sources of light?
• Is the antenna or antenna cable old, broken or shorted?
• Is the antenna cable connected properly?
• When using a VCR and selecting channels on the TV, is the TVNIDEO
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?
• The image distorts when channels are changed.
• When using 16:9 image software, there is no picture at the top and
bottom of the screen (cinema vision size software, etc.)
• Has the screen position been changed?
If so, adjust screen positioning.
• Press the RECALL button.
During VIDEO input, channel number is displayed until an image is
displayed.
18
19
6
8,9
31
15
The projection "iV set makes a
• If there are no problems with image or sound, it is the sound of the
cracking sound
cabinet shrinking
due to room temperature
changes. This is not a
-
malfunction.
The projection "iV set makes a
• This is the sound of the internal DLP
TM
starting UP. This is not a
high whistling sound when the
malfunction.
power is ON.
Some parts of the screen do
• DLP
TM
is manufactured
using an extremely high level of precision
not light up.
technology, however sometimes
some parts of the screen may be
-
missing picture elements. This is not a sign of a malfunction.
65

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