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English
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Appendix
Problem
Possible Solution
• No power.
•The system cannot be switched on.
• Green and red rectangles appear on
the screen alternately.
• The system cannot be operated.
• Remote control unit does not
operate.
• No image and audio is presented.
• No picture.
• Audio is output but no image is
presented.
• Images are presented but no audio
is output.
• Sound is reversed between the right
and left.
• Sound is output from only a single
speaker.
• Picture is cut off.
• Strange colour, light colour, dark or
colour misalignment.
• Power is suddenly turned off.
Troubleshooting
• Make sure that the Plasma Display and the Media Receiver are connected correctly.
(See page 17.)
• Is the power cord disconnected? (See page 20.)
• Has the main power been turned on? (See page 21.)
• Check if you pressed buttons
0 – 9
on the remote control unit. (See page 21.)
• If the indicator on the system lights up red, press
0 – 9
.
• Check if the system cable has been disconnected or almost disconnected. (See page 17.)
• External influences such as lightning, static electricity, etc., may cause improper operation.
In this case, operate the system after first turning off the power of the Plasma Display and the
Media Receiver, or unplugging the power cord and re-plugging it in after 1 or 2 minutes.
• Are batteries inserted with polarity (+, –) aligned? (See page 19.)
• Are batteries worn out? Replace with new batteries. (See page 19.)
• Operate the remote control unit while pointing it toward the remote control sensor on the
Plasma Display. (See page 19.)
• Are you using it under strong or fluorescent lighting?
• Is a fluorescent light illuminated to remote control sensor?
• Check if the input source for video or PC has been unintentionally selected although you want
to watch a TV channel. (See page 22.)
• Check if you have selected a channel blocked with Child Lock. (See page 30.)
• Enter a password to temporarily cancel Child Lock. (See page 42.)
• Is connection to other components correct? (See pages 44 to 48.)
• Is a non-compatible PC signal being input? (See page 49.)
• Is the Input Select setting correct? (See page 39.)
• Check if you have selected “Picture Off ” for Energy Save. With this option selected, the screen is
deactivated: only sound is output. To restore the screen display, press any button other than
i
+/
i
–
or
e
. (See page 35.)
• Check if you have selected the minimum volume. (See page 23.)
• Check if you have muted sound. (See page 23.)
• Check if phones are still in connection with the PHONES output terminal. (See page 13.)
• When using INPUT 4 or PC as the input source, check that the audio terminal is also in connec-
tion. (See page 47.)
• Check if the speaker cable connections have been reversed between the right and left or if the
speaker cable from either speaker has been disconnected. (See pages 12 and 18.)
• Has the balance been correctly adjusted? (See page 34.)
• Is the image position correct? (See page 38.)
• Has the correct screen size been selected? (See pages 40 and 41.)
• Adjust the picture tone. (See pages 32 to 33.)
• Is the room too bright? The picture may look dark in a room that is too bright.
• Check the colour system setting. (See pages 28 and 39.)
• The system’s internal temperature has increased. Remove any objects blocking vent or clean.
(See page 15.)
• Check the power control setting. (See page 35.)
• Check the sleep timer setting. (See page 42.)
PDP-505XDE-Eng (55-59)
04.6.15, 1:17 PM
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