Naim Audio NAC-N 272 - Manual (Page 26)

24
7. USB Audio
7.1 USB Media and File Compatibility
USB memory sticks must be in Windows/DOS format (FAT/
FAT32) to be used with NAC-N preamplifiers. Apple formats
are not compatible.
NAC-N preamplifiers can play audio files stored on USB
Sticks in the following formats: DSD (NAC-N 272 only), MP3,
M4A, ALAC, AAC, LPCM16/24, FLAC, WMA, WAV, AIFF or
Ogg Vorbis. Files must be free of digital rights management
playback restrictions such as the iTunes FairPlay system.
7.2 iOS Device Compatibility and Charging
NAC-N preamplifiers can play iOS audio files in the
following formats: MP3, M4A, ALAC, AAC, WAV and AIFF.
An iOS device battery will be charged by default while it is
connected. Charging options can be changed in the USB
input setup menu. See Section 4.3.6.
7.3 Browsing and Playing USB Files
With a USB memory stick inserted
or an iOS device connected, and
the USB input selected, the display
will enter list mode and show the
structure of stored audio files. Use
the handset up (
5 ), down ( 6 ), left ( 3 ) and ok/list keys to
browse and select items.
Note: The memory stick or iOS device can be safely
connected or disconnected at any time.
Selecting a folder will display the list of files contained
within and selecting a single file will begin playback.
Playback will continue through any list of files contained
within a folder. The order of play can be shuffled
(randomised) by pressing the handset shuffle (
) key.
In long lists of items the handset numeric / text keys can be
used to jump through the list alphabetically.
Once playback is underway the display will exit from
list mode and revert to normal mode where the handset
transport keys (
) can be used to control playback.
To re-enter list mode for further list browsing and selection,
press the handset ok/list key.
During playback, pressing the handset info ( ) key will
alternately display data stream info and track elapsed time.
NAC-N preamplifiers can play audio files stored on USB memory sticks and a variety of iOS devices connected to the front
panel USB socket. Begin by inserting a memory stick or connecting an iOS device to the USB socket and selecting USB input.
USB/iPod 4/18
Brilliant Corners.wav
Grace and Danger.wav
Nelly The Elephant.wav
4
Solid Air.wav