Sony XAV-70BT Operating Instructions Manual page 66

Sound
There is no sound/sound skips/sound cracks.
• A connection has not been made correctly.
• Check the connection to the connected equipment,
and set the input selector of the equipment to the
source corresponding to this unit.
• Defective or dirty disc.
• Installation is not correct.
t Install the unit at an angle of less than 45° in a
sturdy part of the car.
• The MP3 file sampling rate is not 32, 44.1 or 48 kHz.
• The WMA file sampling rate is not 32, 44.1 or
48 kHz.
• The AAC file sampling rate is not 44.1 or 48 kHz.
• The MP3 file bit rate is not 48 to 192 kbps.
• The WMA file bit rate is not 64 to 192 kbps.
• The AAC file bit rate is not 40 to 320 kbps.
• The unit is in pause/reverse/fast-forward mode.
• The settings for the outputs are not made correctly.
• The DVD output level is too low (page 23).
• The volume is too low.
• The ATT function is activated, or the Telephone ATT
function (when the interface cable of a car telephone
is connected to the ATT lead) is activated.
• The position of the fader control "Fader" is not set for
a 2-speaker system.
• Unsupported format (such as DTS).
t Check if the format is supported by this unit
(page 9).
Sound is noisy.
Keep cords and cables away from each other.
Disc operation
The disc cannot be loaded.
• Another disc is already loaded.
• The disc has been forcibly inserted upside down or in
the wrong way.
The disc does not play back.
• Defective or dirty disc.
• The disc is not applicable.
• The DVD is not applicable due to the region code.
• The disc is not finalized (page 60).
• The disc format and file version are incompatible
with this unit (page 9, 59).
• Press Z to remove the disc.
MP3/WMA/AAC/JPEG/DivX/MPEG-4 files do
not play back.
• Recording was not performed according to the ISO
9660 level 1 or level 2, the Joliet or Romeo in the
expansion format (DATA CD), or the UDF Bridge
format (DATA DVD) (page 59).
• The file extension is incorrect (page 60).
• Files are not stored in MP3/WMA/AAC/JPEG/DivX/
MPEG-4 format.
• If the disc contains multiple file types, only the
selected file type (audio/video/image) can be played.
t Select the appropriate file type using the list
(page 33).
66
MP3/WMA/AAC/JPEG/DivX/MPEG-4 files take
longer to play back than others.
The following discs take a longer time to start
playback.
– a disc recorded with a complicated tree structure.
– a disc recorded in Multi Session/Multi Border.
– a disc to which data can be added.
The disc does not start playing from the
beginning.
Resume playback or multi-disc resume playback
(page 55) has taken effect.
Certain functions cannot be performed.
Depending on the disc, you may not be able to perform
operations such as stop, search, or repeat/shuffle play.
For details, see the manual supplied with the disc.
The soundtrack/subtitle language or angle
cannot be changed.
• Use the DVD menu instead of the direct selection
button on the card remote commander (page 17).
• Multilingual tracks, multilingual subtitles, or multi-
angles are not recorded on the DVD.
• The DVD prohibits changing.
The operation buttons do not function.
The disc will not eject.
Press the reset button (page 14).
You forgot the password for parental control.
Enter "5776" in the password input display to unlock
(page 24).
USB playback
Cannot play back items via a USB hub.
This unit cannot recognize USB devices via a USB
hub.
Cannot play back items.
Reconnect the USB device.
The USB device takes longer to play back.
The USB device contains large-sized files or files with
a complicated tree structure.
A beep sounds.
During playback, the USB device has been
disconnected.
t Before disconnecting a USB device, make sure to
stop playback first for data protection.
The sound is intermittent.
The sound may be intermittent at a high-bit-rate of
more than 320 kbps.
Bluetooth function
The other Bluetooth device cannot detect this
unit.
• Set "Signal" to "ON" (page 44).
• Set "Discoverable" to "Show" (page 44).
• While connecting to the other Bluetooth device, this
unit cannot be detected from another device.
Disconnect the current connection and search for this
unit from another device. The disconnected device
can be reconnected by selecting from the list of
registered devices.