Panasonic TH-42PX500U, TH-50PX500U Plasma Display panel Symptoms Check, TV Guide Symptoms Check

Troubleshooting Chart

Plasma Display panel

	Symptoms	Check	Page
Some parts of the screen		• The plasma display panel is manufactured using an extremely high level of	-
		precision technology; however, sometimes some parts of the screen may be
do not light up.
		missing picture elements or have luminous spots. This is not a malfunction.
		• Do not allow a still picture to be displayed for an extended period, as this can	34
		cause a permanent after-image to remain on the Plasma TV.
		Examples of still pictures include logos, video games, computer images,
		teletext and images displayed in 4:3 mode.
		Note:
		The permanent after-image on the Plasma TV resulting from fixed image use is
An after-image appears.		not an operating defect and as such is not covered by the Warranty.
		This product is not designed to display fixed images for extended periods of time.
Whirring sounds can be		• The TV is fitted with a cooling fan to dissipate heat generated during normal	-
heard from the display unit.		use. The rotating fan may cause a whirring sound but it is not a malfunction.
TV Guide
	Symptoms	Check	Page
I got listings after my initial		After initial setup, it can take up to a week to populate the full 8 days of listings.	-
setup; however, some		Once fully populated, 8 days of program information should always be available.
days say “No Listings.”
M y G u i d e l i s t i n g s		You should begin to receive listings again within 24 hours.	-
disappeared after a power
failure.
Some channel numbers in		You can correct them using Change Channel Display under Setup.	46
the Guide are incorrect.
I have not received any		Listings begin to appear within 24 hours after a successful Setup.
Guide show listings.		• Check the connections between the TV, cable, antenna, and the IR cable if	9, 10
		using a cable box.
		• Verify Setup information under Change System Settings.	46
		• Make sure the cable box is On, if applicable.	-
		• Review Screen 4 and Screen 5 in the Initial Guide Setup section.	49, 50
Recording did not occur.		• Make sure your recorder is turned Off before the recording begins.	-
		• Make sure there is a tape in the Recorder.	-
		• Check the Schedule menu and verify that the show is listed before recording	45
		begins.
		• Check the placement of the IR cable in front of your recorder.	10
The TV did not tune to a		• Check the Schedule menu and verify that the show is listed.	45
show I scheduled with the		• If you have a cable box, check the IR cable.	10
Reminder feature.
I set a show to Auto-Tune		• Check the Schedule menu and verify that the show is listed as a Reminder.	45, 47
and it did not.		• Highlight the show under Listings and do the following:	47
		– Press the Menu button on the remote.
		– Use the down arrow to highlight Edit Reminder, and press OK key.
		– Verify the Auto-Tune option reads Yes.
		• The TV must be On at the scheduled time for Auto-Tune.	-
I set a show with the Power		• Check the Schedule menu and verify that the show is listed as a Reminder.	45, 47
On TV option and it did not.		• Highlight the show under Listings and do the following:	47
		– Press the Menu button on the remote.
		– Use the down arrow to highlight Edit Reminder, and press OK key.
		– Verify the Power On TV option reads Yes.	-
		• The TV must be Off at the scheduled time for Power On TV.

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