Audionet DNC User Manual

audionet
DNC
Digital Network Client
User's Manual
1 Preface ............................................................................. 7
1.1 Included ....................................................................................... 8
1.2 Transport..................................................................................... 8
2 Overview front panel ....................................................... 9
3 Overview back panel ..................................................... 10
4 Installation and power supply ...................................... 11
4.1 Placement .................................................................................. 11
4.2 Mains connection ...................................................................... 11
4.3 Orientation of mains plug ........................................................ 12
5 Inputs and outputs ........................................................ 13
5.1 Audio inputs .............................................................................. 13
5.1.1 Digital input ................................................................................ 13
5.1.1.1 Audionet HighBit input .............................................................. 13
5.2 Audio output ............................................................................. 14
5.3 Other connections ..................................................................... 14
5.3.1 Network, USB, WLAN .............................................................. 14
5.3.2 USB Audio ................................................................................. 15
5.3.3 FM Antenna Connection ............................................................ 15
5.3.4 Audionet Link ............................................................................. 15
5.3.5 External power supply EPS G2 or EPX ..................................... 16
5.3.6 Additional earth connection........................................................ 17
5.3.7 Control connections .................................................................... 17
6 Usage ............................................................................. 18
6.1 Basic operations ........................................................................ 18
6.1.1 Powering up ................................................................................ 18
6.1.2 Switching on and off .................................................................. 18
6.1.3 Mains phase detection ................................................................ 19
6.1.4 Using Audionet Link .................................................................. 20
6.1.5 Control elements on the front panel ........................................... 20
6.2 Detail operations ....................................................................... 22
6.2.1 Display ........................................................................................ 22
6.2.1.1 Digital input channel .................................................................. 22
6.2.1.2 FM tuner ..................................................................................... 22
3
6.2.1.3 NET input ................................................................................... 23
6.2.2 Input selection ............................................................................ 25
6.2.3 FM tuner ..................................................................................... 25
6.2.4 NET input ................................................................................... 26
6.2.4.1 Internet radio .............................................................................. 26
6.2.4.2 USB ............................................................................................ 27
6.2.4.3 UPnP server ................................................................................ 27
6.2.5 USB Audio ................................................................................. 27
7 Audionet Metal Remote Control RC 2 .......................... 28
7.1 Key Assignment RC 2 .............................................................. 29
7.2 Changing the batteries ............................................................. 30
7.3 Settings for Audionet DNC ...................................................... 30
8 Device setup .................................................................. 32
8.1 Overview device menu ............................................................. 33
8.2 Global setup .............................................................................. 34
8.2.1 Select Input ................................................................................. 34
8.2.2 Display ........................................................................................ 35
8.2.3 Auto start .................................................................................... 36
8.2.4 Power-off mode .......................................................................... 37
8.2.5 Serial Port ................................................................................... 38
8.2.6 Channel name ............................................................................. 39
8.2.7 Digital Equalizer ......................................................................... 40
8.2.8 Digital equalizer setup ................................................................ 40
8.2.9 Trigger out .................................................................................. 42
8.2.10 Speaker distance ......................................................................... 43
8.3 Network setup ........................................................................... 44
8.3.1 Manage Network ........................................................................ 45
8.3.1.1 Restart Network Driver .............................................................. 45
8.3.1.2 Save & Apply Settings ............................................................... 46
8.3.1.3 Load Factory Defaults ................................................................ 46
8.3.2 Connection Type ........................................................................ 47
8.3.3 DHCP ......................................................................................... 47
8.3.4 IP Address .................................................................................. 48
8.3.5 IP Mask ....................................................................................... 49
8.3.6 Gateway ...................................................................................... 50
8.3.7 DNS ............................................................................................ 50
8.3.8 RCP port ..................................................................................... 51
8.3.9 Wireless setup ............................................................................. 52
4
8.3.9.1 SSID ........................................................................................... 53
8.3.9.2 Wireless security ........................................................................ 53
8.3.9.3 WPA pass phrase ........................................................................ 54
8.3.9.4 WEP authentication .................................................................... 55
8.3.9.5 WEP key index ........................................................................... 55
8.3.9.6 WEP key 0-3 .............................................................................. 56
8.3.10 Example for Network setup ........................................................ 57
8.4 Factory Default Reset ............................................................... 61
8.5 User settings .............................................................................. 62
8.5.1 Save user setting ......................................................................... 63
8.5.2 Load user setting ......................................................................... 63
8.6 Device info ................................................................................. 64
9 Additional information .................................................. 65
9.1 Glossary ..................................................................................... 65
9.2 Link collection ........................................................................... 67
9.2.1 Wireless security ........................................................................ 67
9.3 Equalizer filter type .................................................................. 68
9.3.1 Peak-Filter .................................................................................. 68
9.3.2 High shelf filter........................................................................... 68
9.3.3 Low shelf filter ........................................................................... 68
9.3.4 High-pass filter 2nd order ............................................................ 69
9.3.5 Low-pass filter 2nd order ............................................................. 69
9.3.6 High-pass filter 1st order ............................................................. 69
9.3.7 Low-pass filter 1st order .............................................................. 69
9.4 Error handling (FAQ) .............................................................. 70
9.5 Security advice .......................................................................... 71
9.6 Factory defaults ........................................................................ 72
9.7 Specifications............................................................................. 73
5

1 Preface

The Audionet Team congratulates you on your purchase of this unit.
Audionet components are no marketing products, they are authentic. Conceived and developed with scientific inspiration, professional engi­neering expertise and a passion for achieving the perfect sound. They are unique creations designed to inspire musical enjoyment and have an ex­cellent reputation amongst all connoisseurs throughout the world. Each and every one of our precision-manufactured devices is individually crafted at our Berlin works by our experienced and passionate workforce.
But before you start listening to your new Audionet DNC, please read this manual carefully so you are able to use and enjoy all functions of this unit without drawback on music quality.
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1.1 Included

Included you will find the following items:
· The network client DNC
· The user's manual
· One standard mains cord
· F-adaptor for FM connection
· WLAN antenna
· Audionet Metal Remote Control RC 2

1.2 Transport

Important
· Please transport the DNC only in the included package.
· Always use the provided cloth bag to prevent scratches on the casing
· Please allow the DNC to adapt to the climatic conditions in your lis-
tening room before you switch on the unit for the first time after transport.
8

2 Overview front panel

power
A
USB
-
set
up
down
key
key
Display
IR remote
control receiver
key
key
9

3 Overview back panel

1
6
9
20 21
18
17 19
19 Unbalanced output (Cinch), left
20 Digital input no. 4, no. 5, optical
21 Connector WLAN antenna
13 14 15 16
10 Ethernet connector LAN
11 USB Audio Input
12 USB input
13 FM antenna input
10
7 8 9 12 11
14 Digital input no. 3, AES/EBU (XLR) 15 Digital input no. 1, no. 2, electrical
16 Balanced output (XLR), right
17 Unbalanced output (Cinch), right
18 Balanced output (XLR), left
6
OUT
IN
5
4
3
2
1
Mains switch 2 Mains input 3 Marking mains phase 4 additional earth connector 5 5-pin connector for external power supply EPS
Serial control port RS232 7 Trigger output (5 or 12 Volt) 8 Audionet Link input
Audionet Link output
10

4 Installation and power supply

Important
· During connecting and removing of sources or amplifiers to the
DNC all units of your audio system have to be switched off to pre­vent damage of the DNC or any of the other connected units.
· Please make sure that all cables are in absolute best conditions!
Broken shields or short-cut cables could damage the DNC and/or any other connected unit.

4.1 Placement

Important
· It is recommended to place the DNC into a high quality rack or onto a
stable table.
· Do not expose the unit to direct sunlight.
· Do not cover the ventilation slots.
· Do not place the DNC in close range to heat sources like radiators.
· Do not place the DNC on top of other units, especially not on top of
power amplifiers, preamplifiers or similar devices that produce heat. Both units could suffer damage from thermal overload.
· Do not place other units on top of the DNC. Both units could suffer
damage from thermal overload.
· Do not use the unit in places where it is exposed to vibrations.
· Do not place the unit close to loudspeakers or into the corner of a
room where it is exposed to high levels of sonic energy, which might reduce the sound quality of the unit.

4.2 Mains connection

The mains input 2 * is on the back panel of the DNC. To connect the device to mains use the included mains cord. If you prefer to use a different power cord, make sure that it meets the specifications for your home country.
*
see numbers in section "3 - Overview back panel" on page 10.
11
Important
· The electrical specifications of your home country must meet the
electrical specifications printed onto the back panel.
· The DNC is a Class I unit and must be earthed. Please ensure a stable
earth connection. Phase (hot pin) is marked on the back panel phase 3 .
· If you connect the mains cord please make sure that the mains switch
1 on the back panel is switched off.
· Never pull the mains plug while the DNC is switched on! Before you
pull the mains cord off its socket 2 on the back panel, power down the unit to stand-by mode using power key, and switch off the unit using mains switch 1 .
Only in cases of extended absence – like vacations – or if massive trouble on the mains power grid is to be expected you should switch off the DNC from the mains using mains switch 1 . Then, to disconnect the unit com­pletely from mains power grid, pull the mains plug.
Tip
· The use of high quality mains cords can improve sound quality. Ask
your local dealer for more information.

4.3 Orientation of mains plug

The correct polarization of mains is important for reasons of audio clarity and stability. Please connect the mains cord so that the hot pin of the wall outlet is connected to the pin of the mains input 2 marked phase 3 . Your Audionet DNC is able to detect a wrong polarization of the mains plug during start-up. If the message
Attention: ◄ Mains phase incorrect
appears in the display, switch off the unit and flip the mains plug in the wall outlet (see section "6.1.3 - Mains phase detection" on page 19).
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5 Inputs and outputs

Important
· During connecting and removing sources or amplifiers to the
DNC all units of your audio system have to be switched off to prevent damage of the DNC or any of the other connected units.
· Please make sure that all cables are in absolute best conditions!
Broken shields or short-cut cables could damage the DNC and/or any other connected unit.

5.1 Audio inputs

5.1.1 Digital input

Connect your digital sources to the electrical (coaxial) digital input IN 1 and IN 2 15 *or to the optical (TosLink) digital input IN 4 and IN 5 20 . In addition, there is a XLR socket IN 3 AES/EBU 14 for connecting AES/EBU input signals.
Note
· Please make sure that your digital sources provide only uncom-
pressed stereo PCM data to the digital inputs of your DNC. Possibly, other unsuitable formats (e.g. Dolby Digital or DTS data streams etc.) could cause noise.
5.1.1.1 Audionet HighBit input
In order to send audio data across the Audionet HighBit interface to your DNC, connect your source device (e.g. ART G3 or VIP G3) with two digital cords to the digital inputs IN 1 and IN 2.
The following table shows how to connect Audionet HighBit-capable devices to the DNC:
Audionet HighBit
Devices Output DNC Input
VIP G3
Digital OUT 1
Digital OUT 2
Digital IN1
Digital IN2
ART G3
Digital OUT 1
Digital OUT 2
*
see number in section "3 - Overview back panel" on page 10.
13
Digital IN1
Digital IN2
Important
· Only if both connections are established and Audionet HighBit mode
is activated on your source device, you can transmit audio data with all sampling rates and full resolution.
Note
· Check the corresponding section in user's manual for Audionet ART
or VIP. User's manuals are available for download on our website www.audionet.de.

5.2 Audio output

The DNC is equipped with two pairs of analog outputs: BALANCED OUT 16 and LINE OUT 17 for the right channel, and BALANCED OUT 18 and LINE OUT 19 for the left channel.

5.3 Other connections

5.3.1 Network, USB, WLAN

The Ethernet port LAN 10 is a standard RJ45 socket for network cables (Cat-cable, 10/100 Mbit BASE-T).
The WLAN port WLAN 21 uses a SMA connection to attach the pro­vided WLAN antenna. With the articulated joint the antenna can be turned into two directions.
The USB port USB 12 is a TYPE-A socket (USB 2.0) for external hard drive, USB sticks etc.
Note
· We recommend using a wired network connection for best data trans-
fer rate and to provide high stability in control with our software.
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5.3.2 USB Audio

The USB Audio port USB AUDIO 11 is a USB TYPE-B-socket. With the USB Audio connection, you are able to connect your DNC with a USB cable directly to a PC. Thus, you can use your DNC as the sound device / playback device for your PC. Playback operates in asynchronous mode, that means the DNC uses its own clock and you are able to enjoy your music without diminishing sound quality.
For using USB Audio, the required driver needs to be installed on your PC. For Apple devices using Mac OS X 10.6.4 and higher a suitable driver is included within the operating system. To receive the driver for Windows based systems please contact us via service@audionet.de.
Note
· The driver is packed into a zip-file. To install the driver unpack the
zip-file into a folder of your choice. Then open the chosen folder and start the installation process executing the file setup.exe.
· During the installation process, all occurring security warnings can be
confirmed with 'OK'.
· During the installation process, your Audionet device has to be con-
nected with your PC via an USB cable.
· After successful installation, you can choose your DNC as the sound
device / playback device of your PC. For configuration, open the sys­tem preferences of your PC.
· Pay attention to the length of the USB cable. If the cable is too long,
you might diminish sound quality and / or experience dropouts during playback.

5.3.3 FM Antenna Connection

Your device has an F-series connector 13 for antenna connection. An adaptor to coaxial socket is delivered separately. This port is specified for 75 Ohm FM antenna or analog cable TV connection.

5.3.4 Audionet Link

For your convenience, the DNC can be switched on/off by other Audio­net units (e.g. preamplifiers) connected via Audionet Link by a simple touch on the remote control or the power key on the front panel.
You need just a simple optical TosLink cable. Connect the Audionet Link input Link IN 8 of your DNC to the Audionet Link output of the control­ling unit.
15
The DNC is equipped with an Audionet Link input Link IN 8 and an Audionet Link output Link OUT 9 . The DNC is a slave device. Connect the Audionet master device to Link IN 8 , other Audionet slave devices can be connected to Link OUT 9 . Thus, the switching signal will be passed along.
Tip
· Audionet source units and power amplifiers are usually equipped not
only with an Audionet Link input, but also with an Audionet Link output to connect further Audionet devices to be controlled via Audionet Link in a daisy chain. Connect this Audionet Link output to the Audionet Link input of the next Audionet unit using a simple op­tical TosLink cable allowing you to switch on/off your complete Audionet system by your Audionet master unit.
Important
· For the DNC to be controlled via Audionet Link, menu item Power-
off mode within the Global Setup menu has to be set to Quick Start (see section 8.2.4 - Power-off mode on page 37).

5.3.5 External power supply EPS G2 or EPX

In order to use the optional external power supply Audionet EPS G2 or Audionet EPX connect it with the delivered cable to socket EPS 5 on the back panel of your DNC. Connect both (!!) units (DNC and EPS G2 / EPX) to mains. First, switch on the DNC with the mains switch 1 on its back panel. Then switch on the EPS / EPX. Now the DNC is ready to use (stand-by mode).
Switch on the DNC with the power key on the front panel or key DNx of the Audionet Metal Remote Control RC 2. The Audionet EPS G2 / EPX will then be automatically switched on time-delayed.
To disconnect the DNC and EPS G2 / EPX from mains, switch the DNC into stand-by mode. Use the power key on the front panel or the key DNx on the Audionet Metal Remote Control RC 2. First, switch off the DNC with the mains switch 1 on the back panel, and then switch off the EPS G2 / EPX. Now you may disconnect the mains and EPS G2 / EPX connection cables.
Important
· Never switch on or off the EPS G2 / EPX on its back panel while
the DNC is operating!
· The DNC is only to be used with EPX or with EPS G2 from serial
number 12.23.10 on up. For EPS or EPS G2 with older serial numbers there is no guarantee for proper functionality!
16
· Before using the DNC in combination with the external power
12V or 5V DC
supply EPS G2 or EPX please read the user's manual of the EPS G2 or EPX carefully!

5.3.6 Additional earth connection

An optional green-yellow cord for the additional earth connection is available from Audionet. Attach this cord to the earth connector 4 on the back panel of the DNC and put the plug into the mains socket right beside the mains cord of your DNC. This ensures an additional and stable earth connection resulting in a better sound.

5.3.7 Control connections

Use trigger output TRIGGER 7 to control (e.g. switch on/off) non Audionet devices. If you switch on the DNC from stand-by mode, the trigger output 7 provides a signal of 12 Volts DC (see section "8.2.9 - Trigger out" on page 42), which can be re-configured to 5 Volts DC.
The serial connection RS232 6 is an additional control port to your DNC e.g. for house automation systems (Crestron or the like). The documenta­tion to the interface protocol is available on request. Please send us an email to address service@audionet.de.
Tip
· Use a 3.5 mm telephone mono plug to connect a device to the trigger
output 15 of your DNC. The pinning is as follows:
Ground
Trigger voltage
17

6 Usage

All functions of the DNC are microprocessor controlled. This guarantees highest precision, exclusive functions, easy handling and protection against operating errors.

6.1 Basic operations

6.1.1 Powering up

First of all, please make sure your DNC is connected correctly to your signal sources, preamplifier(s) and mains (see section "4 - Installation
and power supply" on page 11 and "5 - Inputs and outputs" on page
13).
The DNC is a stand-by unit. Please operate the mains switch 1 on the back panel. The display shows a welcome message for a brief moment. After that the DNC is in stand-by mode.
Only in cases of extended absence (like vacations) or if massive trouble on the mains power is to be expected (e.g. thunderstorms) it is recom­mended to disconnect the DNC from the mains. While the DNC is in stand-by mode, operate mains switch 1 on the back panel. The display will go dark. To disconnect the DNC from mains completely, you have to pull the mains cord off the mains jack 2 .
Important
· Before you switch off the DNC from mains, power down and dis-
charge completely all units connected to the outputs of the DNC.

6.1.2 Switching on and off

To power up the DNC from stand-by mode, press the power key on the front panel. The DNC issues the message:
Waking up ...
In case the mains plug has the incorrect polarization a warning will ap­pear in the display (see section "4.3 Orientation of mains plug" on page
12). After that, the unit is in normal operating mode and ready to use.
If you would like to switch off the unit, please press the power key on the front panel. The display shows the message
18
Going to sleep ...
and the unit enters stand-by mode.
Note
· Of course, you may switch on/off the DNC with the Audionet Metal
Remote Control RC 2. For detailed information please refer to section "7 - Audionet Metal Remote Control RC 2" on page 28.

6.1.3 Mains phase detection

The correct polarization of mains is important for reasons of audio clarity and stability. Please align the mains cord so that the hot pin of the wall outlet is connected to the pin marked phase 3 of the mains input 2 on the back panel. The DNC recognizes the incorrect polarization of the mains plug automatically. Right after switching on the unit from stand-by mode by pressing the power key on the front panel the following mes­sage will appear in the display in case the mains polarization is incorrect:
Attention: ◄ Mains phase incorrect
If you got the above message, switch off the unit by pressing the power key. Please wait until the display no longer reads:
Going to sleep ...
Disconnect the DNC from mains by operating the mains switch 1 . Now pull the mains plug and re-insert it into the mains socket rotated by 180°.
If you switch on the unit again, the warning should not appear now.
Important
· If the DNC issues the mains polarization warning or no warning at all
for both positions of the mains plug, check the connection to earth of your mains socket and mains cord. You have to ensure a stable
19
connection to earth for the mains phase detection of the DNC to work correctly!

6.1.4 Using Audionet Link

The DNC is equipped with an Audionet Link input Link IN 8 and an Audionet Link output Link OUT 9 allowing you to connect further Audionet units (e.g. preamplifiers, power amplifiers or CD player) via
Audionet Link (also see section "5.3.4 - Audionet Link" on page 15).
If the rest of your Audionet system is connected to your DNC via Audio­net Link, all units connected to the Audionet Link output Link OUT 9 will be automatically switched on/off as soon as the DNC itself is switched on/off via Link IN 8 .
Note
· Please read section "5.3.4 - Audionet Link" on page 15. Also, con-
sult the user's manual of your Audionet components connected via Audionet Link for further information.
· If you use Audionet Link to switch off other devices, please wait
until everything is in stand-by mode before you switch on again.
Important
· For the DNC to be controlled via Audionet Link, menu item Power-
off mode within the Global Setup menu has to be set to Quick Start (see section 8.2.4 - Power-off mode on page 37).

6.1.5 Control elements on the front panel

The front panel has four keys to control the DNC (see section "2 ­ Overview front panel" on page 9). With these keys you are able to con-
trol all functions as well as all setup options to adjust the unit to your preferences (see section "8 - Device setup" on page 32).
power Use key to switch on/off the unit (see section "6.1.2 -
Switching on and off" on page 18).
set Push key for less than 2 seconds to change input chan-
nel (see section "6.2.2 - Input selection" on page 25). Within a menu, press set shortly to open a subfolder or to confirm and save an adjustment. Push the key for longer than two seconds to get into system menu (see section "8 - Device setup" on page
32). Within a menu, press and hold for longer than 2
20
seconds to step back to the parent folder or to dismiss an adjustment without saving.
down Push key to select previous input channel (see section
"6.2.2 - Input selection" on page 25) or change an op­tion of the setup menu (see section "8 - Device setup" on page 32).
up Push key to select next input channel (see section
"6.2.2 - Input selection" on page 25) or change an op­tion of the setup menu (see section "8 - Device setup" on page 32).
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6.2 Detail operations

WDR 2
FM
FM Radio
99.20
MHz
Set No. 1
D 1
Digital In 1
44 kHz
PCM

6.2.1 Display

The display provides the following information in the normal operating mode.
Depending on which input channel you chose, you get different informa­tion. If there is more information to show you can switch display pages with the keys / on the Audionet Metal Remote Control RC 2 (see section "7.1 - Key Assignment RC 2" on page 29). You will need it es­pecially for the NET input channel (see section "6.2.1.3 - NET input" on page 23). The following illustrations demonstrate the differences between the input channels. Your display could look different, because of your selected system setup.
6.2.1.1 Digital input channel
active User Setting
6.2.1.2 FM tuner
RDS station name
received signal strength of
FM station
Signal handling Input Channel name
Frequency Input Channel name
22
6.2.1.3 NET input
1 of 4
Set No. 7
NET
Streaming In
PCM
44 kHz
EQ
· View 1:
Channel name
· View 2:
active User Setting
Media devices
and internet radio
Signal handling Equalizer Input
Marker position
Folder icon Marker
Internetradio
USB
UPnP Server
23
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