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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 the USB device
operation manual for how to deal with
this problem. If the problem persists,
contact your nearest Sony dealer.
Are you using a supported USB
device?
If you connect an unsupported USB
device, the following problems may
occur. Check the information on the
websites about compatible USB devices
(page 17).
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.
A problem has been detected with
the level of electrical current from the
(USB) port. Turn off the system
and remove the USB device from the
(USB) port. Make sure there is no
problem with the USB device. If this
display pattern persists, contact your
nearest Sony dealer.
GB
There is no sound.
The USB device is not connected
correctly. Turn off the system, then
reconnect the USB device.
There is noise, skipping, or distorted
sound.
Turn off the system, then reconnect the
USB device.
The music data itself contains noise, or
the sound is distorted. Noise may have
entered during the transfer process.
Delete the file, and try transferring
again.
The USB device cannot be connected
into the
(USB) 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.
Th e file structure is extremely
complex.
The memory capacity is excessive.
The internal memory is fragmented.
Thus, we recommend following these
guidelines.
Total folders on USB device: 100 or
less
Total files per folder: 100 or less
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