Sony HT-A5000 Operating Instructions Manual page 56

[HIGH], [TEMP], and [ERROR] appear
alternately for 2 seconds each in the
front panel display, [STANDBY]
appears in the front panel display,
then the speaker system is turned
off.
 High-temperature is detected in the
speaker system. Press  (power) to
restart the speaker system.
[BT TX] appears in the front panel
display.
 Set
[Setup] - [Advanced Settings]
- [Bluetooth Settings] - [Bluetooth
Mode] to [Receiver]. [BT TX] appears
in the front panel display if [Bluetooth
Mode] is set to [Transmitter].
Sensors of the TV do not work
properly.
 The bar speaker 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
bar speaker 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 of the TV.
Wireless functions (wireless LAN,
the BLUETOOTH function, or
optional subwoofer/rear speakers)
are unstable.
 Do not place metal objects other than
a TV around the speaker system.
Music that you are not familiar with
suddenly plays.
 The pre-installed sample music may
have been played. Press
select) on the bar speaker to stop
playback.
56
GB
The speaker system cannot be
turned off or [Advanced Settings]
cannot be used./When pressing 
(power), [.DEMO] appears in the
front panel display and the speaker
system cannot be turned off.
 The speaker system may be in demo
mode. To cancel demo mode, reset
the speaker system (page 57). Press
and hold  (power) and – (volume) on
the bar speaker for more than 5
seconds.
The speaker system restarts.
 When connecting to a TV with a
resolution that is different from that of
the speaker system, the speaker
system may restart to reset the
picture output setting.
(input