Pioneer PDP 503CMX - Manual (Page 38)

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En
English
Additional Information
General problems
• No power
• Unit cannot be operated.
• Remote control does not
operate.
• INPUT is not changed.
• 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? (page 15)
• Has the MAIN POWER switch been switched on? (page 9)
• External influences such as lightning, static electricity, etc., may cause improper operation. In this
case, operate the unit after first turning the MAIN POWER on/off, or unplugging the power cord
and re-plugging it in after 1 to 2 minutes.
• Are batteries inserted with polarity (+, –) correctly aligned? (page 7)
• 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 15).
• Is the Auto function being used? (page 29)
• Is the selected screen size correct?
Switch to another screen size (page 21).
• Are SCREEN mode adjustments such as picture size made correctly? (pages 26–27).
• Is the Point Zoom function being used? (page 23)
• Adjust the picture tone (page 25).
• Is the room too bright?
The picture may look dark in a room that is too bright.
• Is CLAMP POSITION setup correct? (page 18)
• The unit’s internal temperature has increased. (Air vents are blocked.)
Remove any objects blocking vent or clean (page 31).
• Is the POWER MANAGEMENT or AUTO POWER OFF function set to ON? (page 24).
• Condensation has formed on internal parts due to suddenly increasing ambient temperature.
Allow condensation to dry thoroughly before using.
• Is connection to other components correct? (pages 12 to 14)
• Has setup been done correctly after connection? (pages 17 and 18)
• Is the correct input selected? (page 19)
• Is a non-compatible signal being input? (pages 12, 35 and 36)
• Is picture adjustment correct? (page 25)
Problem Possible Solution
Additional Information
• 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.
• Operation is not possible.
• Sound is heard from inside
the unit.
• Fan isn’t moving.
• Fan speed changes.
• Check the input signal compatibility chart (pages 35 and 36).
• Is the correct screen size selected? (pages 21, 26 and 27)
• Adjust using “SCREEN” mode on the menu screen (page 27).
If there is still no improvement, this unit may be limiting the displayable range. Check the
personal computer input signal compatibility chart (pages 35 and 36).
• 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 (page 25).
• 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.
• External influences such as lightning strike, static electricity etc., may cause improper operation.
In this case, operate the unit after first turning the MAIN POWER ON/OFF, or unplugging the
power cord and re-plugging it in after 1 to 2 minutes.
• Normal sound of the cooling fan and internal sliding parts of the plasma display panel. Not a
malfunction.
• Fan is set to operate only after ambient temperature exceeds 35°C (differs depending on
installation conditions). Not a malfunction.
• Fan speed changes automatically in accordance with ambient conditions. Not a malfunction.
Problems commonly mistaken as breakdown
Problem Possible Solution