Panasonic DVD-LS80 Operating Instructions Manual page 29

Picture incorrect
Picture distorted.
No picture on the LCD.
The LCD is dark.
LCD pixels turn black or
radiate different colors.
Picture doesn't appear on
the television (or the size
of the picture seems
wrong).
Menu not displayed
correctly.
Auto zoom function does
not work well.
Sound incorrect
Sound distorted.
Effects do not work.
No sound from the unit's
speaker.
No sound from other
speakers.
No sound when you
change the play speed.
≥ There may be some video distortion during search, but this is normal.
≥ Check connections. (8)
≥ Select a LCD-SIZE other than "MONITOR OFF" (No picture).
(12, Selecting how to show 4:3 aspect pictures on the LCD).
≥ Select "DAYLIGHT" or adjust the brightness. (12)
≥ The LCD is constructed with precision technology so 99.99 % of the
pixels are active, but of the remaining of 0.01 %, there are pixels that
may be black or emit light constantly. This phenomenon is not a
malfunction.
≥ Check connections. (26)
≥ Check that the television is on.
≥ Check that the input mode on the television is correct.
≥ Check the settings in "Video—TV Aspect". (24)
≥ Turn off the zooming feature on your television if you are using Zoom. (23)
≥ Ensure that the unit is connected directly to the television, and is not
connected through a video cassette recorder. (26)
≥ Use the television to change the aspect.
≥ Adjust "Just Fit Zoom" in Display Menu. (23)
≥ Restore the zoom ratio to a1.00. (23)
≥ Set "Subtitle Position" in Display Menu to "0". (23)
≥ Turn off the zooming feature on your television.
≥ Use the other preset aspect ratios or manual adjustment. (23)
≥ Zoom function may not work well, especially in dark scenes and may
not work depending on the type of disc.
≥ Select "Off" in "Advanced Surround". (13)
≥ Move unit away from mobile phones.
≥ Noise may occur when playing WMA files.
≥ Some audio effects do not work or have less effect with some discs.
≥ H.Bass, Advanced Surround and Sound Enhancement do not work if
you have changed the play speed.
≥ The speaker is off if the LCD is closed or headphones are connected.
≥ Turn up the volume. (10)
≥ Check all connections and settings. (26)
≥ There may be a pause in sound. This is not a malfunction.
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RQT8791