Sony HT-CT550W Operating Instructions Manual page 39

Note
• When the receiver is turned off via the AUTO STBY
function, the receiver may not be turned on
automatically when you turn on the TV next time.
Checking the version of the
receiver (VERSION)
The current firmware version information
appears on the front panel display.
Activating wireless
transmission between
specific units (SECURE ON)
You can specify the wireless connection to be
used to link the receiver to the subwoofer using
the Secure Link function.
This function is useful when you use multiple
wireless products.
1
Select "WIRELESS" in the AMP menu,
or c.
then press
2
Select "SECURE ON," then press
c.
3
"START" appears, then press
"SEARCH" appears, and the receiver
searches for equipment that can be used
with Secure Link.
Proceed to the next step within 2 minutes.
To quit the Secure Link function during a
search for equipment, press C.
4
Press SECURE LINK on the rear of the
subwoofer with the point of a pen, etc.
"COMPLETE" appears on the front panel
display, and the LINK/STANDBY indicator
on the subwoofer turns amber.
If "FAILED" appears on the front panel
display, check to ensure the subwoofer is
turned on, and try to perform the process
again from step 1.
5
Press AMP MENU.
The AMP menu turns off.
Cancelling the Secure Link
function (SECURE OFF)
1
Select "WIRELESS" in the AMP menu,
then press
2
Select "SECURE OFF," then press
or c.
3
"RELEASE" appears, then press
"COMPLETE" appears on the front panel
display.
4
Press AMP MENU.
The AMP menu turns off.
5
Press and hold SECURE LINK on the
rear of the subwoofer for several
seconds until the LINK/STANDBY
indicator turns green or flashes in
green.
Be sure to press SECURE LINK with the
point of a pen, etc.
Setting the frequency for the
or
wireless system (RF
CHANNEL)
.
If you use multiple wireless systems, such as a
wireless LAN (Local Area Network) or
Bluetooth, the wireless signals may be unstable.
In this case, the transmission may be improved
by changing the following RF Channel setting.
• AUTO: Normally select this item. The system
automatically selects the best channel
for transmission.
• 1: Set the frequency to CH1 (LOW
5.736 GHz).
• 2: Set the frequency to CH2 (MID
5.762 GHz).
• 3: Set the frequency to CH3 (HIGH
5.814 GHz).
Note
• The transmission may be improved by changing the
transmission channel (frequency) of the other wireless
system(s). For details, refer to the operating
instructions of the other wireless system(s).
or c.
continued
39
.
US