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7 nac-n 172 xs upnp™ audio interface, 1 upnp™ servers, 2 audio file compatibility – Naim Audio NAC-N 172 XS User Manual

Page 22: 3 scanning servers and playing files, Nac-n 172 xs upnp™ audio inter face

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The manner in which the UPnP™
server is set up will define how
the audio files and playlists it
holds are listed and displayed. In
most cases the default setup will
list and display files by artist and
album, but list by genre and predefined playlists may also
be available.

Note:

Playlists cannot be generated or stored locally by

the NAC-N 172 XS. To play a playlist it must reside on the
UPnP™ server.

Selecting one of the playlist
categories using the

up

(

5

),

down

(

6

) and

ok/list

keys

will display a menu showing
items that fall into the selected
category. An entire category can
be selected for playback by using the

up

(

5

),

down

(

6

)

keys followed by the

play/pause

( ) key.

Alternatively, selecting a category using the

up

(

5

),

down

(

6

) keys followed by the

ok/list

key will display the full list

of tracks contained within the category. Tracks can then
be selected for playback by using the

up

(

5

),

down

(

6

)

and

ok/list

keys.

In long lists the handset

numeric/text

keys can be used to

search the list alphabetically.

Once playback is underway the NAC-N 172 XS 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 selecting press the handset

ok/list

key.

During playback, pressing the handset

info

( ) key

will sequentially display the server name, buffer level,
track elapsed time, track genre and stream (audio file)
information.

Note:

Buffer level indicates the quantity of stored data

within the NAC-N 172 XS and reflects the ability of the
network to provide data at the necessary rate.

NAC-N 172 XS UPnP™ Audio Inter face

7 NAC-N 172 XS UPnP™ Audio Interface

In addition to providing the network connection required for internet radio playback,
the NAC-N 172 XS network interface enables audio files stored on UPnP™ servers to be
streamed and played. NAC-N 172 XS must be connected, either wirelessly or via Ethernet
cabling, to a network router. If the router provides an internet connection it should
incorporate a firewall. If NAC-N 172 XS is already connected to a network, begin by
selecting the UPnP™ input.

7.1 UPnP™ Servers

UPnP™ servers incorporate a software application that
allows the NAC-N 172 XS, or any other UPnP™ compatible
player, to play audio stored and streamed by another
device on the network. The UPnP™ server is usually a PC or
Mac home computer, although some Network Attached
Storage (NAS) drives incorporate a UPnP™ application.

Note:

The Naim UnitiServe and HDX hard disk music players

can operate as UPnP™ servers.

Windows Media™ Player version 11 or above incorporates
built in UPnP™ support and a variety of third party UPnP™
applications are also available that are compatible with
both Windows and Macintosh operating systems.

In the case of the Windows UPnP™ server the following
steps must be taken before music can be streamed to the
NAC-N 172 XS:
• Ensure Windows Media™ Player version 11 or above is
installed.
• Enable Windows Media™ Player file sharing. From the
Media Player Options dialogue select

Library

>

Configure

Sharing

… then select

Share my media

.

• Ensure the firewall is configured to allow file sharing.

7.2 Audio File Compatibility

The audio files stored on the UPnP™ servers attached to
the network may be in MP3, M4A, ALAC, AAC, LPCM16/24,
FLAC, WMA, WAV, AIFF or Ogg Vorbis formats. Files must be
free of any digital rights management playback restrictions
such as the Apple iTunes FairPlay system.

7.3 Scanning Servers and Playing Files

When the NAC-N 172 XS UPnP™
input is selected a list of available
UPnP™ servers on the network
will be displayed. The display will
automatically enter

list mode

so

the handset

up

(

5

),

down

(

6

)

and

ok/list

keys can be used to browse and select the

desired server.

Note:

Allegro Media Server

(shown in the illustrations) is a
UPnP™ Media Server application
that runs on Apple or Windows
PCs and provides access to
media files and iTunes library
contents from UPnP™ media
players such as NAC-N 172 XS.

UPnP 1/3

4

Allegro Media Server

NAS Disk
UnitiServe

Allegro Media Server 4/4
Albums
Artists
Genres
4

Playlists

Playlists 3/12
90s Music
Audiobooks
4

Favourites

Party

Favourites 3/22
Ball and Chain
Cycle Song
4

Motel Lullaby

Vacant Chair