Sony MEX-N4280BT Operating Instructions Manual page 34

USB NO DEV: A USB device is not connected
or recognized.
 Make sure the USB device or USB cable is
securely connected.
USB NO MUSIC: There is no playable file.
 Connect a USB device containing playable
files (page 28).
USB NO SUPRT: The USB device is not
supported.
 For details on the compatibility of your
USB device, visit the support site on the
back cover.
or : The beginning or the end
of the disc has been reached.
(underscore): The character cannot be
displayed.
For BLUETOOTH function:
BTA NO DEV: The BLUETOOTH device is not
connected or recognized.
 Make sure the BLUETOOTH device is
securely connected, or the BLUETOOTH
connection is established with the
BLUETOOTH device.
ERROR: The selected operation could not be
performed.
 Wait for a while, then try again.
UNKNOWN: A name or phone number
cannot be displayed.
WITHHELD: The phone number is hidden by
the caller.
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For SongPal operation:
APP --------: A connection with the
application is not established.
 Make the "SongPal" connection again
(page 19).
APP DISCNCT: The application is
disconnected.
 Make the "SongPal" connection (page 19).
APP DISPLAY: A screen setting display of
the application is open.
 Exit the screen setting display of the
application to enable button operation.
APP LIST: The contents list of the CD/USB/
iPod is open.
 Exit the list of the application to enable
button operation.
APP MENU: A setting display of the
application is open.
 Exit the setting display of the application
to enable button operation.
APP NO DEV: The device with the
application installed is not connected or
recognized.
 Make the BLUETOOTH connection and
establish the "SongPal" connection again
(page 19).
APP SOUND: A sound setting display of the
application is open.
 Exit the sound setting display of the
application to enable button operation.
OPEN APP: The "SongPal" application is not
running.
 Launch the application.
For Pandora® operation:
BOOKMARK - ERROR: Bookmarking failed.
 Wait for a while, then try again.
CANNOT SKIP: Skipping tracks is not
allowed.
 Wait until the commercial ends, next track
begins, or select another station on the
list. Pandora® limits the number of skips
allowed on their service.