Cadillac 2003 Escalade Owner's Manual page 231

Audio Output
Audio from the DVD player or auxiliary inputs may be
heard through the following possible sources:
Wireless Headphones
Vehicle Speakers
Vehicle wired headphone jacks on the Rear Seat
Audio system (if equipped)
The RSE system will always transmit the audio signal
by infrared to the wireless headphones, if there is audio
available. See "Headphones" previously for more
information.
The RSE system is capable of outputting audio to the
vehicle speakers by using the radio. The RSE
system may be selected as an audio source
on
the
radio if the RSE system power is
on.
Once the RSE
system is selected as an audio source on the radio you
may adjust the speaker volume on the radio. If the
RSE system power is not on, the RSE system will not
be an available source on the radio. Refer to the
radio information for the radio that your vehicle has for
more information.
The RSE system is capable of outputting audio to the
wired headphone jacks on the Rear Seat Audio system
(if equipped). The RSE system may be selected as
an audio source on the Rear Seat Audio system if the
RSE system power is on. Refer to Rear Seat Audio
(RSA) on page 3-91 for more information.
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