Operation Manual

44 3. TV Features
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External Rear Speakers
You may wish to supplement surround sound from the
TV with external rear speakers. External speakers can
fill in rear sound if your room lacks a rear wall suitable
for reflecting sound. Mitsubishi recommends Polk
Audio’s F/X Wireless Surround system.
TV
Polk Audio F/X
Wireless Surround
speaker unit
Transmitter
Sample room layout without a back wall suitable for rear
sound reflections
1. Position the external speakers as needed for rear
sound.
2. Connect analog audio output from the TV to the
Polk Audio F/X Wireless Surround transmitter.
3. Power on the TV, speakers, and transmitter.
4. Set Sound > Global > Analog Audio Out to Rear.
5. Adjust the sound output. Go to the Sound >
SoundPro > CUSTOM menu. Review the instruc-
tions in “Custom Menu,” page 41.
a. Adjust beam angles for the left, right, and
center beams. Because the external speakers
output left and right surround beams and they
do not appear in the adjustment image.
b. Adjust volume levels for all audio beams.,
including the left and right surround beams.
6. Play sample audio to check the sound. Repeat any
of the adjustments as needed.
Sound Projector (838 Series), continued
Sound Projector adjustments when using external rear
speakers.
To left and right
audio inputs
To TV audio
outputs
Transmitter
1
2
3
HDMI
Pb Pr
INPUT 2
INPUT 1
DIGITAL
AUDIO
OUTPUT
DVI/PC
(480i / 480p / 720p / 1080i)
LR INPUT
AUDIO
Y/ VIDEO
Pb Pr
Y/ VIDEO
3D
GLASSES
EMITTER
ANT
AUDIO
LR
IR-NetCommand
Output/EXTERNAL
CONTROLLER INPUT
CENTER
INPUT
SUB
WOOFER
OUTPUT
LAN
AUDIO/SURROUND
OUTPUT
LR
AUDIO/SURROUND
OUTPUT
LR
Connecting the transmitter to the TV