Panasonic PT-61LCX16, PT-52LCX16, PT-56LCX16, PT 56LCX66 Troubleshooting, Symptoms, Checks, Page

Troubleshooting

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
		• The lamp cover is ajar. Firmly replace the cover.
Remote Control/ Unit buttons do not		• Press unit POWER button down over 7 seconds. The POWER
		indicator goes out. If the Power was On, the screen will also
function.
		disappear. After 5 seconds, turn Power On and operate unit normally.	-
Power does not turn ON or OFF.
		If the steps above do not restore normal operation, disconnect then
Image is distorted. Image freezes.
		reconnect the AC plug and turn the power On.
No picture even if the power is turned ON.		• Please replace lamp with a new one. Please consult your nearest	64-65
LAMP indicator blinks red.		dealer, if problem persists.
	The TEMP indicator flashes	• Check whether or not the vents are clogged.	63
The power	red.	• Is the set being used in a location that is hot?	63
turns OFF.	Power turns off while	• Please consult your nearest dealer.	63
	another indicator is flashing.
		• Are the batteries dead or inserted incorrectly?	7
Remote Control does not function.		• Is the Remote Control sensor in direct fluorescent lamp light or other	10
		strong sources of light?
		• Did you correctly set the Remote Control code?	58-62
Image shakes.		• Is the antenna or antenna cable old, broken, or shorted out?	-
		• 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	-
Image is not clear.		until room temperature is normal and constant before turning power
(blurring / vertical lines)		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?
		• Is the antenna facing the right direction?	-
Image appears doubled or tripled.		• Is the antenna receiving any signals reflected off of mountains or	-
		buildings?
Images disappear at the top and bottom of		• When using 16:9 image software (cinema vision size software, etc.),	-
the screen.		there is no picture at the top and bottom of the screen.
During ZOOM modes, the image is cut off at		• Please adjust the V-Size. This is not a malfunction.	36, 38
the top and bottom.
The Projection Display set makes a high		• This is the sound of the internal Starting UP. This is not a malfunction.	-
whistling sound when the power is ON.
Some parts of the screen are always lit while
others do not light up.		• This is a characteristic of the LCD panel and not a malfunction.	-
Some parts of the screen do not light up.
Fan is operating even though TV Power is		• This is because the cooling fan is operating. The fan will stop after	24
OFF.		about 1 minute.
An OSD instructing to replace the lamp is		• Replace lamp with a new one.	64-65
displayed. (The LAMP indicator is lit red.)
Relighting the lamp when it is hot makes a		• This is a characteristic of the lamp and not a malfunction.	-
sound.

66 For assistance, please call : 1-888-VIEW PTV(843-9788) or, contact us via the web at: http://www.panasonic.com/contactinfo