Sony NWZ-A728PNKBB Operation Manual page 114

11
11
Troubleshooting
Message
Cannot play; file format is not
supported.
Cannot play; file is damaged. Please
connect to compliant software or
device and transfer again.
Cannot play; the license is
expired.
Do not disconnect.
Firmware update failed.
Library error encountered. Please
connect to compliant software or
device and transfer again.
LOW BATTERY. Please Charge.
No items found starting with this
letter.
No Library exists. Please connect
to compliant software or device
and transfer again.
No photos are available for
display.
Meaning
 You are trying to play a
file that cannot be
played on the player.
 You transferred an audio
file to video folders by
dragging and dropping.
The file you are trying to
play is damaged.
The playback limitation
period of the song has
expired.
The player is connected to
a computer or other
external devices to
transfer data.
Updating the firmware
failed to complete.
The database for songs,
videos or photos is
damaged.
The player's battery is
running low.
No songs exist that start
with the selected initial
letter, during the "Initial
Search" function.
Even after data is
transferred, there is no
information about data
transferred to the player.
There are no photos that
can be displayed on the
player.
Remedy
You cannot play a song in
an unsupported format
file (  page 126).
Place them in folders
under the "MUSIC"
folder.
Transfer the file to the
player again.
Update the license
information of songs
using the software used
for transferring.
This is not an error
message. Do not disconnect
the USB cable until
transferring completes.
Follow the instructions
displayed on your
computer to retry
updating the firmware.
 Transfer songs, videos,
or photos again.
 If the remedy above
does not solve the
problem, format the
built-in flash memory
(  page 92), then
transfer the data again.
Charge the battery ( 
page 21).
Press the ///
button to select other
initial letters.
Transfer the data again to
the player using Windows
Explorer, or another
transfer capable software.
Transfer photos in a
supported format.
Continued 