General Problems - Hitachi CMP5000WXE Manual De Usuario

Additional Information

General problems

Problem
• 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
Problems commonly mistaken as breakdown
Problem
• 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.
28
En
• Is the power cord disconnected? (page 12)
• Has the MAIN POWER switch been switched on? (page 7)
• 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 5)
• Are batteries worn out? (Replace with new batteries).
• Is the Auto function being used? (pages 25–26)
• Is the selected screen size correct?
Switch to another screen size (page 18).
• Are SCREEN mode adjustments such as picture size made correctly? (pages 22–23).
• Is the Point Zoom function being used? (page 19)
• Adjust the picture tone (page 21).
• 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 (page 27).
• Is the POWER MANAGEMENT or AUTO POWER OFF function set to ON? (page 20).
• 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 9 to 11)
• Has setup been done correctly after connection? (pages 14 and 15)
• Is the correct input selected? (page 16)
• Is a non-compatible signal being input? (pages 9 and 31)
• Is picture adjustment correct? (page 21)
• Check the input signal compatibility chart (page 31).
• Is the correct screen size selected? (pages 18, 22 and 23)
• Adjust using "SCREEN" mode on the menu screen (page 23).
If there is still no improvement, this unit may be limiting the displayable range. Check the
personal computer input signal compatibility chart (page 31).
• 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 21).
• 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.
Possible Solution
Possible Solution