Sony HT-Z9F Operating Instructions Manual page 71

panel display returns to the normal
display.
"BT TX" appears in the front panel
display.
 Set [Bluetooth Mode] to [Receiver].
"BT TX" appears if [Bluetooth Mode] is
set to [Transmitter] (page 59).
Sensors of the TV do not work
properly.
 The main unit may block some
sensors (such as the brightness
sensor), the remote control receiver
of your TV or the emitter for 3D
glasses (infrared transmission) of a 3D
TV that supports the infrared 3D glass
system, or wireless communication.
Move the main unit away from the TV
within a range that allow those parts
to operate properly. For the locations
of the sensors and remote control
receiver, refer to the operating
instructions supplied with the TV.
Wireless functions (wireless LAN,
the BLUETOOTH function,
subwoofer, or rear speakers) are
unstable.
 Do not place metal objects other than
a TV around the system.
Music that you are not familiar with
suddenly plays.
 The pre-installed sample music may
have been played. Press
main unit to stop playback.
The system cannot be turned off or
[Advanced Settings] cannot be
used./When pressing  (power),
".DEMO" appears in the display
window and the system cannot be
turned off.
 The system may be in demo mode. To
cancel demo mode, reset the system.
Press and hold  (power) and –
(volume) on the main unit for more
than 5 seconds (page 72).
The system restarts.
 When connecting to a TV with a
resolution that is different from that
of the system, the system may restart
to reset the picture output setting.
on the
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