20 Most Recent Denon AVR1912 Questions & Answers

Perhaps your input source is set wrong? The manual is available at... http://www.manualslib.com/manual/254807/Denon-Avr1912.html

Make sure on your source devices that you have dolby digital turned on for example direct tv boxes come with dolby digital turned off by default. There is also in the setup of the receiver a area where you can assign audio inputs so you will have to check to make sure it matches up to the hdmi source you are using

Check the Denon website. There is a notice for Pandora users. Pandora changed something and Denon products are blocked as of 11/30. They state that they are working on a fix and to check back after 12/6 for the update.

You might just have a handshaking issue between your PS3 and your receiver. See if there are any firmware upgrades for your PS3, Receiver or both. This usually takes care of the problem. If not - your receiver has a 2 or 3 year MFG Warranty. Have it checked out or exchanged.