MITSUBISHI ELECTRIC LT-55154 - Manual (Page 28)

28 2. TV Connections
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Supplemental Audio Connections
Adding a Subwoofer
Add a subwoofer to complement the TV speakers with a
fuller bass sound.
After connecting a subwoofer, you must enable the •
TV’s subwoofer output in the TV’s Sound menu. Go
to Sound > Global > Subwoofer and set it to On.
To control subwoofer volume, press the • AUDIO key
and then press to find the subwoofer volume
slider. Press to change the volume.
Subwoofer with Audio Cable
Connect the subwoofer directly to the TV’s
SUBWOOFER
OUTPUT.
Wireless Subwoofer
Mitsubishi recommends Polk Audio Wireless Subwoofer
model PSW i8m. The transmitter module can be
conveniently powered from the TV’s USB power port.
Connect an audio cable to the transmitter to supply
audio from the TV’s
SUBWOOFER OUTPUT.
Polk Audio PSW i8m
powered wireless
subwoofer
Power-only
USB port
USB/USB
mini-plug
power cable
RCA/RCA
audio cable
Using the TV Speakers as a Center Channel
If using an external surround sound system, you can make
the TV’s speakers provide center channel sound. Your
A/V receiver must have a center channel pre out that can
supply an amplified center-channel signal to the TV.
Connect your A/V receiver’s HDMI output and center
1.
channel pre out to the TV as shown.
HDMI cable
HDMI OUT
CENTER
CHANNEL
PRE OUT
Surround sound
source device
A/V receiver
with HDMI
output
RCA/RCA
audio cable
Turn on the A/V receiver’s center channel pre out if
2.
needed. See the A/V receiver’s instruction manual.
Press the
3. VOL key to adjust TV volume to about level 30.
Enable the TV’s center channel mode:
4.
a. Go to Sound > Global and set Center Channel
to On.
b. Press the AUDIO key and press to display the
TV Speakers option. Press to select Center.
To balance volume:
5.
a. Power on the A/V receiver and TV.
b. Compare the volume of the TV’s center channel
with the rest of the sound system. If the TV
volume needs adjustment,
i. Turn on the TV speakers. Press AUDIO and
press to display the TV Speakers option.
Press to select On.
ii. Adjust TV volume using the VOL key.
iii. Return the TV to center channel mode. Press
AUDIO and press to display the TV Speak-
ers option. Press to select Center.
iv. Compare the sound volume. Repeat this
adjustment if needed.