User's Manual

15
Problem Solution Please see:
No Device appears even when
a USB device is inserted.
Disconnect and reconnect the USB device to
make sure it is securely inserted.
Make sure the USB device is of a mass storage
class or compatible with MTP.
Make sure the USB device is formatted using a
FAT16 or FAT32 file system.
Do not use a USB hub or USB extention cable.
The unit does not supply power to USB devices.
If your USB device requires a power source,
connect it to one.
Not all USB devices are guaranteed to work;
some may not be recognized.
Other Information > USB
Devices
Files on a USB device do not
appear.
Make sure the files are of a supported file
format. Files that are not supported by this unit
will not appear.
Make sure the USB device uses a folder
structure that the unit supports: up to 999
folders (up to 8 folder levels, including the root)
and up to 999 files.
If your USB device is partitioned, make sure the
files are in the first partition. The unit will not
show other partitions.
Operation > Playing Audio
Files on a USB Flash Drive
Files on a USB device cannot
play.
Make sure the files are of a supported file
format. Files that are not supported by this unit
will not appear.
Make sure the files are not copyright-protected.
The unit cannot play copyright-protected files.
Operation > Playing Audio
Files on a USB Flash Drive
File names do not appear
properly.
Make sure the files are using only supported
characters. Characters that are not supported
will be replaced with a “.”
Other Information > USB
Devices