Sony DAV-DZ270 Operating Instructions Manual page 96

Symptom
Recording to an USB device
results in an error.
Audio files or folders on the
USB device cannot be erased.
96
GB
Remedy
• You are using an unsupported USB device. See "Playable USB Devices"
(page 76).
• The USB device was disconnected or the power was turned off during
recording/copying. Delete the partially-recorded file, and record/copy again. If
this does not fix the problem, the USB device may be broken. Follow the
procedure in the operating instructions of the USB device to format the USB
device. If the problem persists, contact your nearest Sony dealer.
• Check if the USB device is write-protected.
• The USB device was disconnected or the power was turned off during erasing.
Delete the partially-erased file. If this does not fix the problem, the USB device
may be broken. Follow the procedure in the operating instructions of the USB
device to format the USB device. If the problem persists, contact your nearest
Sony dealer.