Yamaha DVD-C750 - Manual (Page 36)

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Troubleshooting
Refer to the chart below when this unit does not function properly. If the
problem you are experiencing is not listed below or if the instruction below does
not help, set this unit to the standby mode, disconnect the power cord, and
contact the nearest authorized YAMAHA dealer or service center.
Problem Solution
No power – Check if the AC power cord is properly connected.
– Press the STANDBY/ON on the front of the DVD system
to turn on the power.
No picture – Refer to your TV’s manual for correct Video In channel
selection. Change the TV channel until you see the DVD
screen.
– Check if the TV is switched on.
Distorted picture – Sometimes a small amount of picture distortion may appear
depending on the disc being played back. This is not a
malfunction.
Completely distorted picture
or black/white picture with
DVD – Make sure the disc is compatible with the DVD Player.
– Ensure that the DVD Player’s TV Type is set to match that
of the Disc and your TV.
No sound or distorted sound – Adjust the volume.
– Check that the speakers are connected correctly.
No audio at digital output – Check the digital connections.
– Check if your receiver can decode MPEG-2 or DTS and if
not, please make sure the digital output is set to PCM
ONLY.
– Check if the audio format of the selected audio language
matches your receiver capabilities.
No output from subwoofer
during stereo – Check that all speaker settings in the setup menu have been
changed to small instead of large.
Disc can’t be played – The DVD+R/RW, DVD-R/RW, CD-R/RW must be
finalized.
– Ensure the disc label is facing up.
– Check if the disc is defective by trying another disc.
– If you have recorded a Picture CD or MP3 CD yourself,
ensure that your disc contains at least 10 pictures or 5 MP3
tracks.
– Region code incorrect.
Picture freezes momentarily
during playback – Check the disc for fingerprints/scratches and clean with a
soft cloth wiping from centre to edge.
The player does not respond to
the Remote Control – Aim the Remote Control directly at the sensor on the front
of the player.
– Reduce the distance to the player.
– Replace the batteries in the Remote Control.
– Re-insert the batteries with their polarities (+/– signs) as
indicated.
Buttons do not work – To completely reset the player, unplug the AC cord from
the AC outlet for 5-10 seconds.