Sony MEX-N7300BD Operating Instructions Manual page 21

 While [REGISTER] is blinking, press and
hold the button on the steering wheel
remote control you want to assign the
function to. When registration is
complete, [REGISTERED] is displayed.
 To register other functions, repeat
steps  and .
(Available only when [STR CONTROL] is
set to [CUSTOM].)
RESET CUSTOM (reset custom)
Resets the registered functions of the
steering wheel remote control: [YES],
[NO].
(Available only when [STR CONTROL] is
set to [CUSTOM].)
Notes
• While making settings, only button operation
on the unit is available. For safety, park your car
before making this setting.
• If an error occurs while registering, all the
previously-registered information remains.
Restart registration from the function where
the error occurred.
• This function may not be available on some
vehicles. For details on the compatibility of
your vehicle, visit the support site on the back
cover.
USB MODE (USB mode)
Changes the USB mode: [ANDROID],
[MSC/MTP].
(Available only when the USB source is
selected.)
AF/TA (alternative frequencies/traffic
announcement)
Selects the alternative frequencies (AF)
and traffic announcement (TA) setting:
[AF-ON], [TA-ON], [AF/TA-ON], [AF/TA-
OFF].
(Available when any source is selected.)
REGIONAL (regional)
Restricts reception to a specific region:
[ON], [OFF].
(Available only when FM is received.)
BTM (best tuning memory) (page 12)
(Available only when the tuner is
selected.)
SEEK BY (seek by)
Sets the search mode for DAB station:
[A-Z] (Search by station name), [STATION
GP] (Search by station group).
(Available only when DAB source is
selected.)
ANNOUNCE (announcement)
Enables broadcast announcements: [ON],
[OFF].
(Available when any source is selected.)
SOFTLINK (soft link)
Searches for and tunes to the similar
program automatically when the signal of
the current program is too weak to
receive: [ON], [OFF].
(Available only when DAB source is
selected.)
ANT-PWR (antenna power)
Supplies power to the DAB antenna
(aerial) input terminal: [ON], [OFF].
(Available only when the unit is turned off
or DAB source is selected.)
AUTOTUNE (auto tune)
Performs an auto tune to update the list
of stations in "Quick-BrowZer" mode.
(Available only when DAB source is
selected.)
FIRMWARE (firmware)
(Available only while the source is off and
the clock is displayed.)
Checks/updates the firmware version. For
details, visit the support site on the back
cover.
FW VERSION (firmware version)
Displays current firmware version.
FW UPDATE (firmware update)
Enters firmware update process: [YES],
[NO].
Updating the firmware takes a few
minutes to complete. During the update,
do not turn the ignition to the OFF
position, nor remove the USB device.
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GB