48
GB
• The USB device was disconnected or
the power was turned off during
transferring. Delete the partially-
transferred file, and transfer again. If
this does not fix the problem, the USB
device may be broken. Refer to
operating instructions of the USB
device on how to deal with this problem.
• Turn off the system and remove the
USB device. If the USB device has a
power switch, turn the USB device off
and then on again after removing it from
the system. Then perform transferring
again.
Audio files or folders on the USB
device cannot be erased.
• Check if the USB device is write-
protected.
• The USB device was disconnected or
the power was turned off during the
erase operation. Delete the partially-
erased file. If this does not fix the
problem, the USB device may be
broken. Refer to operating instructions
of the USB device on how to deal with
this problem.
Are you using a supported USB
device?
• If you connect an unsupported USB
device, the following problems may
occur. See “Compatible USB devices
with this system” (page 58) for the
supported device types.
– The USB
device is not recognized.
– File or folder names are not displayed
on this system.
– Playback is not possible.
– The sound skips.
– There is noise.
– A distorted sound is output.
– Transferring stops before it is finished.
“Over Current” appears in the
display.
• A problem has been detected with the
level of electrical current from the
A
port or
B port. Turn off the
system and remove the USB device
from the
A
port or
B
port.
Make sure there is no problem with the
USB device. If this display pattern
persists, contact your nearest Sony
dealer.
There is no sound.
• The USB device is not connected
correctly. Turn off the system and
reconnect the USB device.
There is noise, skipping, or distorted
sound.
• Turn off the system and reconnect the
USB device, then turn on the system.
• The music data itself contains noise, or
the sound is distorted. Noise may have
entered during the transferring process.
Delete the file, and try transferring
again.
The USB device cannot be connected
into the
A port or
B port.
• The USB device is being connected
backwards. Connect the USB device in
the correct orientation.
“Reading” is displayed for an
extended time, or it takes a long time
before playback starts.
• The reading process can take a long time
in the following cases.
– There are many folders or files on the
USB device.
– The file structure is extremely
complex.
– The memory capacity is excessive.
– The internal memory is fragmented.