instructions supplied with the
connected device.
Subwoofer
No sound or only very low-level
sound is heard from the subwoofer.
Press SW + on the remote control
to increase the subwoofer volume
(page 26).
Make sure that the power indicator
on the subwoofer is lit in green or
orange.
If the power indicator on the
subwoofer does not light, try the
following.
– Make sure the AC power cord
(mains lead) of the subwoofer is
connected properly.
– Press (power) of the subwoofer
to turn on the power.
If the power indicator on the
subwoofer flashes slowly in green or
orange, or lights in red, try the
following.
– Move the subwoofer to a location
near the main unit so that the power
indicator on the subwoofer lights in
green or orange.
– Follow the steps in "Performing the
Wireless Connection of the
Subwoofer (SECURE LINK)"
(page 41).
The power indicator on the
subwoofer flashes quickly in green.
– Consult your nearest Sony dealer.
If the power indicator on the
subwoofer flashes in red, press
(power) of the subwoofer to turn off
the power and check whether the
ventilation holes of the subwoofer is
blocked or not.
The subwoofer is for reproducing
bass sound. In the case of input
sources that contain very little bass
sound components (i.e., a TV
broadcast), the sound from the
subwoofer may be difficult to hear.
Set the night mode to [Off]. For
details, see "Enjoying Clear Sound
with Low Volume at Midnight
58
US
(NIGHT)" (page 25).
Sound skips or has noise.
If there is a device nearby that
generates electromagnetic waves,
such as a wireless LAN or a
microwave oven in use, locate the
system apart from it.
If there is an obstacle between the
main unit and the subwoofer, move
or remove it.
Locate the main unit and the
subwoofer as close as possible.
Switch the wireless LAN frequency of
any nearby wireless LAN router or PC
to 5 GHz range.
Switch the network connection of the
TV or Blu-ray Disc Player from
wireless to wired.
USB Device Connection
The USB device is not recognized.
Try the following:
Turn the system off.
Remove and reconnect the USB
device.
Turn the system on.
Make sure that the USB device is
securely connected to the
port (page 23).
Check to see if the USB device or a
cable is damaged.
Make sure that the USB device is on.
If the USB device is connected via a
USB hub, disconnect it and connect
the USB device directly to the system.
Mobile Device Connection
BLUETOOTH connection cannot be
completed.
Make sure that the BLUETOOTH
indicator of the main unit is lit
(page 28).
Make sure the BLUETOOTH device to
be connected with is turned on and
the BLUETOOTH function is enabled.
(USB)