Panasonic dvd-ls912 用户手册
28
RQT8697
Troubleshooting guide
No picture on the LCD.
≥ Select a monitor mode other than “OFF” (No picture). (10, Selecting
how to show 4:3 aspect pictures on the LCD).
The LCD is dark.
≥ Adjust the brightness. (10)
LCD pixels turn black or
radiate different colors.
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.
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).
the television (or the size
of the picture seems
wrong).
≥ Check connections. (25)
≥ Check that the television is on.
≥ Check that the input mode on the television is correct.
≥ Check the settings in “Video—TV Aspect”. (20)≥ Turn off the zooming feature on your television if you are using Zoom.
≥ Check that the television is on.
≥ Check that the input mode on the television is correct.
≥ Check the settings in “Video—TV Aspect”. (20)≥ Turn off the zooming feature on your television if you are using Zoom.
(19)
≥ Ensure that the unit is connected directly to the television, and is not
connected through a video cassette recorder. (25)
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. (19)
≥ Set “Monitor Priority” to “Video Output” when connecting to a
television. (20)
Picture stops.
≥ Picture may stop if the DivX files are greater than 2 GB.
Menu not displayed
correctly.
correctly.
≥ Restore the zoom ratio to a1.00. (19)≥ Set “Subtitle Position” in Display Menu to “0”. (19)
Auto zoom function does
not work well.
not work well.
≥ Use the other preset aspect ratios or manual adjustment. (19)≥ 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”. (11)
≥ 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
≥ 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.
from the speakers.
≥ If you have connected a digital amplifier which does not include
decoder, be sure to select “PCM” in “Dolby Digital” or “DTS Digital
Surround” or “MPEG” in “Audio” tab. (21)
Surround” or “MPEG” in “Audio” tab. (21)
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. (25)
≥ Some audio effects do not work or have less effect with some discs.
≥ H.Bass, Advanced Surround, Multi Re-master and Sound
≥ 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.
speaker.
≥ The speaker is off if the LCD is closed or headphones are connected.
≥ Turn up the volume. (8)
≥ Turn up the volume. (8)
No sound from other
speakers.
speakers.
≥ Check all connections and settings. (25)
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. (5)
Picture incorrect
Sound incorrect
T
roub
leshoo
ti
ng gui
de
p2-31.fm Page 28 Thursday, February 23, 2006 12:25 PM