Panasonic DVD-LS91 - Manual (Page 29)

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No picture on the LCD. ≥ Select a monitor mode other than “OFF” (No picture). (12, Selecting
how to show 4:3 aspect pictures on the LCD).
The LCD is dark. ≥ Adjust the brightness. (12)
LCD pixels turn black or
radiate different colors. ≥ 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.
Picture doesn’t appear on
the television (or the size
of the picture seems
wrong). ≥ 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)
Picture distorted ≥ Picture quality may worsen or some frames may be skipped when
viewing MPEG4, but this is normal.
≥ [DivX] Change “Source Select” in Picture Menu. (22)
≥ Set “Monitor Priority” to “Video Output” when connecting to a
television. (24)
Picture stops. ≥ Picture may stop if the DivX files are greater than 2 GB.
Menu not displayed
correctly. ≥ Restore the zoom ratio to a1.00. (23)
≥ Set “Subtitle Position” in Display Menu to “0”. (23)
Auto zoom function does
not work well. ≥ 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.
Sound distorted. ≥ Select “Off” in “Advanced Surround”. (13)
≥ Move unit away from mobile phones.
≥ Noise may occur when playing WMA files.
≥There may be some noise output when playing MPEG4, but this is
normal.
Piercing noise comes
from the speakers. ≥ If you have connected a digital amplifier which does not include
decoder, be sure to select “PCM” in “Dolby Digital”, “DTS Digital
Surround” or “MPEG” in “Audio” tab. (25)
Effects do not work. ≥ None of the audio effects work when the unit is connected through
the digital optical cable and is outputting bitstream signals. (26)
≥ Some audio effects do not work or have less effect with some discs.
≥ H.Bass, Advanced Surround, Multi Re-master and Sound
Enhancement do not work if you have changed the play speed.
No sound from the unit’s
speaker. ≥ The speaker is off if the LCD is closed or headphones are connected.
≥ Turn up the volume. (10)
No sound from other
speakers. ≥ Check all connections and settings. (26)
No sound ≥ There may be a pause in sound when you change the play speed.
≥ [DivX] Audio may not be output due to how files were created. (7)
Picture incorrect
Sound incorrect
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