Yamaha DVD-S661 Owner's Manual page 40

Troubleshooting
Problem
No sound or distorted sound
No audio at digital output
Disc does not play
Picture freezes momentarily
during playback
This unit does not respond to
the remote control
Buttons do not work
This unit does not respond to
some operating commands
during playback
This unit cannot read CD or
DVD
36
En
Adjust the volume.
Check that the speakers are connected correctly.
For MP3/WMA, check that the sampling rate and bit rate are
compatible with this unit (see "Specifications" on page 40).
Check the digital connections.
If you are playing a DTS source, check that your receiver can decode
DTS, and that [DIGITAL OUTPUT] is set to [ALL] (see page 25).
If you are playing an MPEG-2 source, check that your receiver can
decode MPEG-2. Otherwise, check that [DIGITAL OUTPUT] is set to
[MPEG ➜ PCM] (see page 25).
Check that the audio format of the selected audio language matches
your receiver capabilities.
The CD-R/RW, DVD+R/RW/R DL and DVD-R/RW/R DL must be
finalized.
Check that the disc label is facing up.
Check whether the disc is defective by trying another disc.
If you have recorded a JPEG, MP3 or WMA disc yourself, check that
your disc contains at least ten JPEG picture files or five MP3/WMA
music tracks.
For MP3/WMA, check that the sampling rate and bit rate are
compatible. For JPEG, check that the resolution is compatible (see
"Specifications" on page 40).
Check the region code (see "Region codes" on page 3).
Check the disc for fingerprints/scratches and clean it with a soft cloth
wiping from center to edge.
Aim the remote control directly at the remote control sensor on the front
panel.
Reduce the distance of the remote control from this unit.
Replace the batteries in the remote control.
Reinsert the batteries with their polarities (+/– signs) as indicated.
To completely reset this unit, unplug the AC cord from the AC outlet
for 5-10 seconds.
Some operations may not be permitted by the disc. Refer to the
instructions of the disc jacket.
The 5/a key is not available during HD JPEG playback.
Use a commonly available CD/DVD lens cleaner to clean the lens
before sending this unit for repair.
Solution