Sony DAV-FZ900KW Operating Instructions Manual page 108

Symptom
No sound or only a very low-
level sound is heard from the
surround speakers.
The beginning of the sound is cut
off.
There is no sound from the
DIGITAL IN COAXIAL/
OPTICAL jack.
Microphone sound is not output. • Set the karaoke mode to on (page 92).
Operation
Symptom
Radio stations cannot be tuned
in.
The remote does not function.
The disc does not play.
The MP3 file cannot be played. • The DATA CD is not recorded in ISO 9660 Level 1/Level 2, or Joliet.
108
GB
Remedy
• Check the speaker connections and settings (pages 19, 63).
• Check the "
DEC. MODE
• Depending on the source, the effect of the surround speakers may be less
noticeable.
• Check the wireless setting (page 30).
• A 2 channel source is being played.
• Set the sound mode to "
• Select "
A.F.D. STD" for "DEC. MODE" (page 36).
• The sampling frequency of the input stream is more than 48 kHz.
• Connect the microphone to the unit properly.
• Connect a monaural dynamic microphone.
Remedy
• Check that the antenna (aerial) is connected securely. Adjust the antenna
(aerial) or connect an external antenna (aerial) if necessary.
• The signal strength of the stations is too weak (when tuning in with automatic
tuning). Use direct tuning.
• No stations have been preset or the preset stations have been cleared (when
tuning by scanning preset stations). Preset the stations (page 65).
• There are obstacles between the remote and the unit.
• The distance between the remote and the unit is too far.
• The remote is not pointed at the remote sensor on the unit.
• The batteries in the remote are weak.
• There is no disc inserted.
• The disc is upside down.
Insert the disc with the playback side facing down.
• The disc is skewed on the disc tray.
• The system cannot play CD-ROMs, etc. (page 6).
• The region code on the DVD does not match the system.
• Moisture has condensed inside the unit and may cause damage to the lenses.
Remove the disc and leave the unit turned on for about half an hour.
• The DATA DVD is not recorded in UDF (Universal Disk Format).
• The MP3 file does not have the extension ".mp3."
• The data is not formatted in MP3 even though it has the extension ".mp3."
• The data is not MPEG1 Audio Layer 3 data.
• The system cannot play audio tracks in MP3PRO format.
• Check the [MEDIA] setting (page 52).
" setting .
(page 36)
MOVIE" or "MUSIC" (page 97).