RCA HD Receiver - Manual (Page 46)

AUDIO CONTROLS AND TIMERS
44
Audio Controls
The Audio menu lets you adjust the controls that deal with the TV’s audio outputs.
To access the Audio menu, press MENU on the remote, then select Audio from the
main menu.
Optical Output
When the HD receiver is connected to an optional, compatible, six-channel amplifier/
receiver and speakers via the DIGITAL AUDIO OUT jack on the back panel, you receive
Dolby Digital Surround Sound, if transmitted. Use the Optical Output menu to specify
Auto Select, PCM (Pulse Code Modulation), Dolby Digital
† , or Off.
Select Auto Select if your HD receiver is connected to a Dolby Digital and PCM decoder.
Select Dolby Digital if the HD receiver is connected to a Dolby Digital only decoder; when
broadcast, it will provide six independent soundtrack channels through the optical output
jack (labeled DIGITAL AUDIO OUT) on the back of the HD receiver to an optional,
compatible 6-channel amplifier receiver. Select PCM if it is connected to a PCM-only
decoder; it will then provide two independent soundtrack channels. Select Off if you want
no audio provided.
About Dolby Digital Sound
Dolby Digital (when available) provides 6 independent soundtrack channels through the
optical output jack. This HD receiver has an S/PDIF [IEC-958] digital PCM or Dolby Digital
encoded output (labeled DIGITAL AUDIO OUT) that can be connected to an external
Digital Audio Receiver/Decoder equipped with a compatible optical input. With additional
equipment you can enjoy more dynamic and realistic sound.
Requirements for receiving Dolby Digital sound:
• Digital Audio Receiver/Decoder with digital optical input jack
• Programming with digital soundtrack
• Optical (S/PDIF) cable
• 6 speakers (left, left surround, right, right surround, center and sub-woofer)
† Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are
trademarks of Dolby Laboratories. Confidential Unpublished Works. ©1992-1997 Dolby Laboratories,
Inc. All rights reserved.