General problems, Problem Possible Solution

Additional Information

General problems

	Problem	Possible Solution

•	No power	• Is the power cord disconnected? (page 16)
		• Has the main power switch been switched on? (page 7)
•	Unit cannot be operated.	• External influences such as lightning, static electricity, etc., may cause improper operation. In this
		case, operate the unit after first turning the main power switch on/off, or unplugging the power
		cord and re-plugging it in after 1 to 2 minutes.

•	Remote control does not	• Are batteries inserted with polarity (+, –) correctly aligned? (page 5)
	operate.	• Are batteries worn out? (Replace with new batteries).
		• Is a plug connected to the CONTROL IN connector?
		When a plug is connected to the CONTROL IN connector, the signal from that connector is given
		priority, thus disabling the remote control signal receiver (page 16).
•	INPUT is not changed.	• Is the Auto function being used? (page 34)
•	Picture is cut off.	• Is the selected screen size correct?
		Switch to another screen size (page 24).
		• Are SCREEN mode adjustments such as picture size made correctly? (pages 28 – 29).
		• Is the Point Zoom function being used? (page 25)

•	Strange color, light color, or	• Adjust the picture tone (page 27).
	dark, or color misalignment	• Is the room too bright?
		The picture may look dark in a room that is too bright.
		• Is CLAMP POSITION setup correct? (page 19)
•	Power is suddenly turned	• The unit’s internal temperature has increased. (Air vents are blocked.)
	off.	Remove any objects blocking vent or clean (page 35).
		• Is the POWER MANAGEMENT or AUTO POWER OFF function set to ON? (page 26).
		• Condensation has formed on internal parts due to suddenly increasing ambient temperature.
		Allow condensation to dry thoroughly before using.

•	No picture	• Is connection to other components correct? (pages 9 to 15)
		• Has setup been done correctly after connection? (pages 18 – 21)
		• Is the correct input selected? (page 22)
		• Is a non-compatible signal being input? (pages 9, 39 – 41)
		• Is picture adjustment correct? (page 27)

Problems commonly mistaken as breakdown

	Problem		Possible Solution

•	The screen is displayed in a	•	Check the input signal compatibility chart (pages 39 – 41).
	small size.	•	Is the correct screen size selected? (pages 24, 28 and 29)
• Letter breakup on screen.		• Adjust using “SCREEN” mode on the menu screen (pages 28, 29).
			If there is still no improvement, this unit may be limiting the displayable range. Check the
			personal computer input signal compatibility chart (pages 39 – 41).
•	A sharp sound is sometimes	•	Expansion/contraction caused by surrounding temperature change may result in sound being
	heard from the cabinet.		heard from the cabinet. This is not a malfunction.
•	Bright portions of image	•	When the video input signal’s level is too high, the bright portions may appear to be losing their
	appear to be losing intensity.		intensity.
			Increase the adjustment level of the contrast and check the picture (page 27).

•	Speckles or noise appears on	•	May be caused by radio wave interference from appliances with motors such as hair dryers,
	screen.		electric vacuum cleaners, electric power drills, ignition systems of cars, motorcycles etc., switch
			devises such as thermostats etc., neon signs or electrical discharge from power lines etc..

•	Stripes appear on the screen.	•	May be caused by radio wave mingling from TV station, FM station, amateur radios, public radios
			(simplified radios) etc., or a nearby personal computer, TV, or video/audio component.
		•	A strong electromagnetic field may cause picture distortion and similar problems.
•	Sound is heard from inside	•	Normal sound of the cooling fan and internal sliding parts of the plasma display panel. Not a
	the unit.		malfunction.
•	Fan isn’t moving	•	Fan is set to operate only after ambient temperature exceeds 35 °C (95 °F)(differs depending on
			installation conditions). Not a malfunction.
•	Fan speed changes.	•	Fan speed changes automatically in accordance with ambient conditions. Not a malfunction.

PRO-1000HDI / PRO-800HDI