Pioneer VSX-416-S/-K USB playback, Compressed audio compatibility, About MPEG-4 AAC, About WMA

USB playback 10

•Select another input source (like DVD/CD), then switch back to USB.

•Use a dedicated AC adapter (supplied with the device) for USB power.

If this doesn’t remedy the problem, it is likely your USB device is incompatible.

Compressed audio compatibility

Note that although most standard bit/ sampling rate combinations for compressed audio are compatible, some irregularly encoded files may not play back. The list below shows compatible formats for compressed audio files:

•MP3 (MPEG-1/2/2.5 Audio Layer 3) – Sampling rates: 8 kHz to 48 kHz; Bit rates: 8 kbps to 320 kbps (128 Kbps or higher recommended); File extension: .mp3

•WMA (Windows Media Audio) – Sampling rates: 32 kHz / 44.1 kHz; Bit rates: 32 kbps to 192 kbps (128 Kbps or higher recommended); File extension: .wma; WM9 Pro and WMA lossless encoding: No

•AAC (MPEG-4 Advanced Audio Coding) – Sampling rates: 11.025 kHz to 48 kHz; Bit rates: 16 kbps to 320 kbps (128 Kbps or higher recommended); File extension:

.m4a; Apple lossless encoding: No

Other compatibility information

•VBR (variable bit rate) MP3/WMA/MPEG-4 AAC playback: Yes1

•DRM (Digital Rights Management) protection compatible: Yes (DRM- protected audio files will not play in this receiver).

About MPEG-4 AAC

Advanced Audio Coding (AAC) is at the core of the MPEG-4 AAC standard, which incorporates MPEG-2 AAC, forming the basis of the MPEG-4 audio compression technology. The file format and extension used depend on the application used to encode the AAC file. This unit plays

back AAC files encoded by iTunes® bearing the extension '.m4a'. DRM-protected files will not play, and files encoded with some versions of

iTunes® may not play.

Apple and iTunes are trademarks of Apple Computer, Inc., registered in the U.S. and other countries.

About WMA

The Windows Media® logo printed on the box indicates that this receiver can playback Windows Media Audio content.

WMA is an acronym for Windows Media Audio and refers to an audio compression technology developed by Microsoft Corporation. This unit plays back WMA files encoded using Windows

Media® Player bearing the extension '.wma'. Note that DRM-protected files will not play, and files encoded with some versions of Windows

Media® Player may not play.

Microsoft, Windows Media, and the Windows logo are trademarks, or registered trademarks of Microsoft Corporation in the United States and/or other countries.

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Note

1 Note that in some cases playback time will not be displayed correctly.

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