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Additional Information
General problems
Problems commonly mistaken as breakdown
• The screen is displayed in a
small size.
• Letter breakup on screen.
• A sharp sound is sometimes
heard from the cabinet.
• Bright portions of image
appear to be losing intensity.
• Speckles or noise appears on
screen.
• Stripes appear on the screen.
• Sound is heard from inside
the unit.
• Fan speed changes.
• ON (green) indicator doesn’t
light.
• Is the correct screen size selected?
• Adjust using [SCREEN] mode on the menu screen.
If there is still no improvement, this unit may be limiting the displayable range. Check the
Computer signal compatibility table.
• Expansion/contraction caused by surrounding temperature change may result in sound being
heard from the cabinet. This is not a malfunction.
• When the video input signal’s level is too high, the bright portions may appear to be losing their
intensity.
Increase the adjustment level of the contrast and check the picture.
• May be caused by radio wave interference from appliances with motors such as hair dryers,
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.
• 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.
• Normal sound of the cooling fan and internal sliding parts of the Plasma Display panel. Not a
malfunction.
• Fan speed changes automatically in accordance with ambient conditions. Not a malfunction.
• The ON indicator may not light in some cases, depending on the settings performed by the
installer. Consult with your installation technician.
Problem Possible Solution
• No power.
• Unit cannot be operated.
• Remote control does not
operate.
• Picture is cut off.
• Strange color, light color, or
dark, or color misalignment.
• Power is suddenly turned
off.
• No picture.
• Is the power cord disconnected?
• Has the MAIN POWER switch been switched on?
• External influences such as lightning, static electricity, etc., may cause improper operation. In this
case, operate the unit after first turning the MAIN POWER off/on, or unplugging the power cord
and re-plugging it in after 1 to 2 minutes.
• Are batteries inserted with polarity (+, –) correctly aligned?
• Are batteries worn out? (Replace with new batteries.)
• Is any object occluding the remote signal receiver?
• Point the remote control unit toward the remote signal receiver when operating.
• Is the selected screen size correct?
Switch to another screen size.
• Are [SCREEN] mode adjustments such as picture size made correctly?
• Is the POINT ZOOM function being used?
• Adjust the picture tone.
• Is the room too bright?
The picture may look dark in a room that is too bright.
• The unit’s internal temperature has increased. (Air vents are blocked.)
Remove any objects blocking vent or clean.
• Is the [POWER MGT.] function set to [ON]?
• Is connection to other components correct?
• Has setup been done correctly after connection?
• Is the correct input selected?
• Is a non-compatible signal being input?
• Is the [PICTURE] setting correct?
Problem Possible Solution