Audionet DNA User manual

Digital Network Amplifier
User's Manual

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Contents
1Preface...............................................................................7
1.1 Included........................................................................................8
1.2 Transport .....................................................................................8
2Overviewfront panel......................................................... 9
3Overviewback panel.......................................................10
4Installation and power supply........................................11
4.1 Placement...................................................................................11
4.2 Mains connection.......................................................................11
4.3 Orientation of mainsplug.........................................................12
5Inputs and outputs..........................................................13
5.1 Audio inputs...............................................................................13
5.1.1 Analog inputs ..............................................................................13
5.1.1.1 Optional phono input ..................................................................13
5.1.2 Digital input ................................................................................14
5.1.2.1 Audionet HighBit input ..............................................................14
5.2 Audio output..............................................................................15
5.2.1 Speaker terminals........................................................................15
5.2.2 Preamplifier output .....................................................................15
5.2.3 Headphones Socket.....................................................................15
5.3 Other connections .....................................................................16
5.3.1 Network, USB, WLAN...............................................................16
5.3.2 USB Audio..................................................................................16
5.3.3 FM Antenna Connection.............................................................17
5.3.4 Audionet Link .............................................................................17
5.3.5 External power supply EPS G2 orEPX......................................17
5.3.6 Additional earth connection ........................................................18
5.3.7 Control connections....................................................................18
6Usage...............................................................................19
6.1 Basic operations.........................................................................19
6.1.1 Powering up ................................................................................19
6.1.2 Switching on and off ...................................................................20
6.1.3 Mains phase detection.................................................................21

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6.1.4 Using Audionet Link...................................................................22
6.1.5 Control elements on the front panel ............................................22
6.2 Detail operations........................................................................23
6.2.1 Display........................................................................................23
6.2.1.1 Analog input channel..................................................................23
6.2.1.2 Digital input channel...................................................................23
6.2.1.3 FM tuner......................................................................................24
6.2.1.4 NET input....................................................................................24
6.2.2 Volume control............................................................................26
6.2.3 Muting .........................................................................................26
6.2.4 Input selection .............................................................................27
6.2.5 FM tuner......................................................................................28
6.2.6 NET input....................................................................................28
6.2.6.1 Internet radio...............................................................................28
6.2.6.2 USB.............................................................................................29
6.2.6.3 UPnP server ................................................................................30
6.2.7 USB Audio ..................................................................................30
7Audionet system remote control.................................. 31
7.1 Key assignment DNA ................................................................33
7.2 Screen 1......................................................................................34
7.3 Screen 2......................................................................................35
7.4 Screen 3......................................................................................35
7.5 Screen 4......................................................................................36
7.6 Screen 5......................................................................................37
8Devicesetup.................................................................... 38
8.1 Overview device menu..............................................................39
8.2 Global setup...............................................................................40
8.2.1 Headphones.................................................................................40
8.2.2 Display........................................................................................41
8.2.3 Balance Left/Right ......................................................................42
8.2.4 Preamplifier output......................................................................43
8.2.5 Auto start.....................................................................................44
8.2.6 By-Pass channel..........................................................................45
8.2.7 Phono Card..................................................................................47
8.2.8 Power-off mode...........................................................................48
8.3 Channel setup............................................................................49
8.3.1 Channel name..............................................................................49
8.3.2 Volume offset..............................................................................49
8.3.3 Digital equalizer setup.................................................................50

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8.3.4 Trigger out...................................................................................51
8.3.5 ADC attenuation .........................................................................52
8.3.6 DC Servo.....................................................................................53
8.4 Bass manager.............................................................................54
8.4.1 Loudspeaker ................................................................................54
8.4.2 X-Over ........................................................................................55
8.4.3 Subwoofer volume offset............................................................55
8.4.4 Subwoofer phase.........................................................................56
8.5 Delay manager...........................................................................57
8.5.1 Speaker distance..........................................................................57
8.5.2 Virtual subwoofer offset .............................................................57
8.6 Networksetup............................................................................58
8.6.1 Manage Network.........................................................................59
8.6.1.1 Restart Network Driver...............................................................59
8.6.1.2 Save & Apply Settings................................................................59
8.6.1.3 Load Factory Defaults ................................................................60
8.6.2 ConnectionType .........................................................................60
8.6.3 DHCP ..........................................................................................61
8.6.4 IP Address ...................................................................................61
8.6.5 IP Mask.......................................................................................62
8.6.6 Gateway......................................................................................62
8.6.7 DNS.............................................................................................63
8.6.8 RCP port......................................................................................63
8.6.9 Wireless setup .............................................................................64
8.6.9.1 SSID............................................................................................64
8.6.9.2 Wireless security.........................................................................65
8.6.9.3 WPA pass phrase........................................................................66
8.6.9.4 WEP authentication ....................................................................66
8.6.9.5 WEP key index ...........................................................................67
8.6.9.6 WEP key 0-3...............................................................................68
8.6.10 Example for Network setup........................................................69
8.7 User settings...............................................................................73
8.7.1 Save user setting..........................................................................73
8.7.2 Load user setting .........................................................................73
8.8 Device info..................................................................................74
9Securitysystem...............................................................75
10 Additional information....................................................76
10.1 Glossary......................................................................................76
10.2 Linkcollection ...........................................................................78

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10.2.1 Wireless security .........................................................................78
10.3 Equalizer filter type ..................................................................79
10.3.1 Peak-Filter...................................................................................79
10.3.2 High shelf filter...........................................................................79
10.3.3 Low shelf filter............................................................................79
10.3.4 High-pass filter 2nd order.............................................................80
10.3.5 Low-pass filter 2nd order .............................................................80
10.3.6 High-pass filter 1st order..............................................................80
10.3.7 Low-pass filter 1st order ..............................................................80
10.4 Error handling (FAQ)...............................................................81
10.5 Security advice...........................................................................82
10.6 Factory defaults.........................................................................83
10.7 Specifications .............................................................................85

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1Preface
The Audionet Team congratulates you on your purchaseof this unit.
Audionet components are no marketing products, they are authentic.
Conceivedand developed with scientific inspiration, professional engi-
neering expertise andapassionfor achievingthe perfect sound.They are
unique creations designed to inspire musical enjoyment and have an ex-
cellent reputation amongst all connoisseursthroughout the world. Each
and everyone of our precision-manufactured devices is individually
crafted at our Bochum works by our experienced andpassionatework-
force.
But beforeyou start listening to your newAudionet DNA, please read
this manual carefully so you are able to use and enjoy all functions of this
unit without drawbackon music quality.

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1.1Included
Included you will find the following items:
·The stereo network amplifier DNA
·The user'smanual
·one standard mains cord
·one green-yellow cord for an additional earth connection
·F-adaptor for FM connection
·WLAN antenna
·Audionet System Remote Control Harmony One
1.2Transport
Important
·Please transport the DNA only in the included package.
·Always use the provided cloth bag to prevent scratcheson the casing
·Please allowthe DNA to adapt to the climatic conditions in your
listening room before you switchon the unitfor the first time after
transport.

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2Overview front panel
powe
r
key
A
USB
-
set
key
up
key
down
key
IR remote
control receiver
Display

10
3Overview back panel
1
25
24
2 3 4 5 6 7 8 9 1211 13 14 15 16
171920212223
10
1
5-pin connector for external power supply EPS
2
Audionet Link output
OUT 1, OUT 2
3
Earth connector for turntable (phono)
4
Cinch input no. 1, left/right
5
Cinch input no. 2, left/right
6
Preamplifieroutput
PRE OUT
, left/right
7
Subwoofer cinch output
SUB OUT
,
SUB1/SUB2 or multiroom out left/right
8
Mains switch
10 Mains input 11 Marking mains phase 12 Headphones output 13 Digital inputno. 5, no. 6, optical 14 FM antenna input 15 additional earth connector 16 Trigger output (5 or 12 Volt) 17 Serial control port RS232 18 Speaker output left
18 USB Audio Input 19 Digital inputno. 1, no. 2
no.3 and no. 4, electrical
20 USB connector 21 Ethernet connector LAN 22 Connector WLAN antenna 23 Balanced input (XLR) no. 4, left/right 24 Cinch input no. 3, left/right (opt. phono)
25 Speaker output right
18

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4Installation and power supply
Important
·During connecting and removing of sources oramplifiers to the
DNA all units of youraudio system have to be switched off to pre-
vent damage of the DNA or any of the other connected units.
·Please makesure that all cables are in absolute best conditions!
Broken shields or short-cut cables could damage theDNA and/or
any other connected unit.
4.1Placement
Important
·It is recommended to place the DNA into ahigh quality rack or onto
a stable table.
·Do not expose the unitto direct sunlight.
·Do not cover the ventilation slots.
·Do not place the DNA in close range to heat sources like radiators.
·Do not place the DNAon top of other units, especiallynot on top of
power amplifiers, preamplifiers orsimilar devices thatproduce heat.
Both units could suffer damage from thermal overload.
·Do not place other units on top of the DNA. 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 unitclose to loudspeakersor into the corner of a
room where it is exposed to highlevels of sonic energy, which might
reduce the sound quality of the unit.
4.2Mains connection
The mains input 9 *is on the backpanel of the DNA. To connect the device
to mains usethe included mains cord. If you prefer to use adifferentpower
cord make sure that it meets the specifications for your home country.
Important
·The electrical specifications of your home country must meet the
electrical specifications printed onto the backpanel.
*see numbers insection "3 - Overview back panel" on page 88.

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·The DNA isaClass I unit and must be earthed. Pleaseensure astable
earth connection. Phase (hot pin)is markedon the backpanel phase
10 .
·If you connect the mains cord please makesure that the mains switch
8 on the back panel is switched off.
·Never pull the mains plug while the DNA is switched on! Before you
pull the mains cord offits socket9 on the back panel,power down
the unit tostand-by mode using power key,and switch off the unit
using mains switch 8 .
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 DNA
from the mains using mains switch 8 .Then, to disconnect the unit com-
pletely from mains power grid, pull the mains plug.
Tip
·The use ofhigh quality mains cords canimprove sound quality. Ask
your local dealer for more information.
4.3Orientation of mains plug
The correct polarization of mains is important for reasons of audio clarity
and stability. Please connect the mains cordso that the hot pin of the wall
outlet is connected to the pin of the mains input 9 marked phase 10 .
Your Audionet DNA is able to detect a wrong polarization of the mains
plug duringstart-up. Ifthe message
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 21).
Attention: ◄
Mains phase incorrect ◄

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5Inputsand outputs
Important
·During connecting and removing sources oramplifiers to the
DNA all units of your audio system have to be switched off to
prevent damage of the DNA or any of the other connected units.
·Please makesure that all cables are in absolute best conditions!
Broken shields or short-cut cables could damage theDNA and/or
any other connected unit.
5.1Audio inputs
5.1.1Analog inputs
The DNA is equippedwith three unbalancedcinch inputs IN 1 4 *, IN 2
5 , IN3 24and withabalanced input IN 4 23 for connecting signal
sources at line level.
Please connect theleftand right input of the same number printed on the
back panelof the DNA to the corresponding output of the source you
would like to connect to the DNA.
5.1.1.1Optional phono input
The DNA can beupgraded withaphonopreamplifier. Useinput IN 3
24 to connect the turntable. Please connectthe ground wire of the turn-
table to theterminal GND 3 .
Important
·If the DNAis equipped with the optional phono module, input IN 3
24 must only be usedto connect a turntable.
·Never use IN 3 24 asinput forBy-Pass mode, if the optional phono
module is installed.
·If the DNA is equipped with the optional phono module, it has to be
signed in tothe systemin order to be configurable. For further infor-
mation see section "8.2.7 - Phono Card" on page 47.
*see number in section "3 - Overview back panel" on page 88.

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5.1.2Digital input
Connect your digital sources to the electrical (coaxial) digital input IN 1
to IN 4 19 *or to the optical (TosLink) digital input IN 5 and IN 6 12 .
5.1.2.1Audionet HighBit input
In order to send audio data acrossthe Audionet HighBitinterface toyour
DNA, 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 howto connectAudionet HighBit-capable
devices to the DNA:
Audionet HighBit
Devices Output DNA Input
VIP G3 Digital OUT1 ’Digital IN1
Digital OUT2 ’Digital IN2
ART G3 Digital OUT1 ’Digital IN1
Digital OUT2 ’Digital IN2
Important
·Only if both connections are established andAudionet HighBit mode
is activatedon your source device, you cantransmit audio data with
all sampling rates and full resolution.
Note
·Check the corresponding section in user'smanual for Audionet ART
or VIP. User'smanuals are available for download on our website
www.audionet.de.
*see number in section "3 - Overview back panel" on page 88.

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5.2Audio output
5.2.1Speakerterminals
Connect your speakers to the gold plated terminals Speaker Output Left
17 and Speaker Output Right 25 on the back panelof the DNA. You
can usebanana plugs or spadesaswell assimple cable ends. Lookout for
the correct connectionof your speaker cables. Usually, the terminals of
your speakers are marked +and -. The DNA uses the same marks.
Note
·Wrong speaker polarization will result in severe loss of sound quality.
·In case you would like to bi-wire your speakers pleaseinsert the ca-
ble to thetweetersfrom the rear using banana plugsand mount the
cables to the bass speakers fromthe side.In doubt please ask your
dealer for assistance.
Important
·Although the DNA has an effective protection system to prevent
damage tothe circuits, switch off the unitwhile workingon the
speakers and/or audio cables.
·The nominal loudspeaker impedance should be at least 4 Ohms or
higher.
·Never useforce or tools tightening the terminal screws.
5.2.2Preamplifier output
The DNA is equipped with twopairs of RCA preamplifier outputs PRE
OUT 6 and SUBOUT 7 to connect e.g. an additional amplifier and
one or twosubwoofers. The SUBOUT 7 preamplifier output can be
switched tomultiroomoutput with separate volume control.
Use theRCA connection PREOUT 6 with high quality cable (e.g.
Audionet C100) for bi-amping. The PRE OUT 6 can also be switched to
fixed volume for recording purpose.
Note
·Please referto section "8.2.4 - Preamplifier output" onpage 43 for
detailed information on preamplifier output modes.
5.2.3Headphones Socket
A6.3 mm headphonessocket HEADPHONES 11 islocated at the rear
of your DNA. The signal at this socket canbe switched on and off to
allow the headphonesto be plugged in permanently. Switching is easily
done in thesystem menu, pleaserefer to "8.2.1 - Headphones" on page
40.

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5.3Other connections
5.3.1Network, USB, WLAN
The Ethernet port LAN 21 *is astandard RJ45 socket for networkcables
(Cat-cable,10/100 Mbit BASE-T).
The WLAN port WLAN 22 uses aSMA connectionto attachthe pro-
vided WLAN antenna. With thearticulated joint theantennacan be
turned into two directions.
The USB port USB 20is aTYPE-A socket (USB 2.0) for external hard
drive, USB sticks etc.
Note
·We recommend usingawired network connection for best data trans-
fer rate andto provide high stability in control with our software.
5.3.2USB Audio
The USB Audio port USBAUDIO 18 is amini-USB TYPE-B-socket.
With the USB Audio connectionyou are able to connect your DNAwith
aUSB cable directly to aPC. Thus you can use your DNA as the sound
device /playback device for your PC. Playback operatesin asynchronous
mode, that means the DNA 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 beinstalled on your
PC. For Apple devices using Mac OS X10.6.4 and higher asuitable
driver is included within the operating system. To receive the driver for
Windows based systems please contact us via [e-mail].
Note
·The driver is packed into azip-file. To install the driver unpack the
zip-file into afolder of your choice. Then open the chosen folder and
start the installation process executing the file setup.exe.
·During the installation processalloccurring security warnings canbe
confirmed with 'OK'.
·During the installation process your Audionet device has to be con-
nected withyour PC via an USB cable.
·After successful installation you can chooseyour DNA as the sound
device /playback device of your PC. For configurationopen the sys-
tem preferences of your PC.
·Pay attention to the length of theUSB cable. If the cable istoo long
you might diminish sound quality and / or experience dropouts during
playback.
*see number in section "3 - Overview back panel" on page 88.

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5.3.3FM Antenna Connection
Your devicehas 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.
5.3.4Audionet Link
For yourconvenience,the DNA can switchon/off allother Audionet
units (e.g. power amplifiers) connected viaAudionet Link by asimple
touch on the remote control or the power key on the front panel.
You only need asimple optical TosLink cable.Connect theAudionet
Link output Link OUT 2 of your DNA to the Audionet Link input of the
unit to be controlled.
The DNA is equippedwith two Audionet Link outputs Link OUT 2 .
Link OUT 1 is alwayson while the DNA is switched on. However,
Audionet Link output Link OUT 2 iscontrolled depending on the settings
for the headphones output. Please refer to section "8.2.1 - Headphones"
on page 40.
Therefore, use Audionet Link output LinkOUT 2 inorder to connect
power amplifiers to the DNA via Audionet Link. Connect units you
would like to control independently from the headphones settings (e.g.
tuner, CD player, etc)to Audionet Link output Link OUT 1.
Tip
·Audionet source unitsand power amplifiers are usually equipped not
only with an Audionet Link input,but additionally with an Audionet
Link outputto connect further Audionet devices to becontrolled via
Audionet Link in adaisy chain. Connect thisAudionet Link output to
the Audionet Link input of the next Audionet unit usingasimple op-
tical TosLink cable allowing you to switch on/off your complete
Audionet system by your Audionet amplifier DNA.
5.3.5External power supply EPS G2 or EPX
In order to use the optional external power supply Audionet EPSG2 or
Audionet EPX connectit with the delivered cable to socket EPS 1 on the
back panelof your DNA. Connect both (!!) units (DNA and EPS G2 /
EPX) to mains. First, switch on the DNA with the mains switch 8on its
back panel.Then switch on theEPS / EPX. Now the DNA is readyto use
(stand by mode).
Switch on the DNAwith the power keyon the front panel or keys
Power On or Power Toggle of the Audionet System Remote Con-
trol Harmony One.The Audionet EPS G2 /EPXwillthen be automati-
cally switched on time-delayed.
To disconnect the DNA and EPS G2 / EPXfrom mains,switch the DNA
into stand-by mode. Use the power key onthe front panel or the keys
Power Off or Power Toggle on the system remote control. First,
switch off the DNA with the mains switch 8 on the backpanel, andthen

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switch off the EPS G2 / EPX. Now you can disconnect the mains and
EPS G2 / EPX connection cables.
Important
·Never switch on or off the EPSG2 / EPXon its backpanelwhile
the DNA is operating!
·The DNA is only to beused with EPX or with EPS G2 from serial
number 12.23.10 onup.For EPS or EPS G2 witholder serial
numbers there is no guarantee for proper functionality!
·Before using the DNA in combination with the external power
supply EPS G2 or EPX please read the user's manual ofthe
EPS G2 or EPX carefully!
5.3.6Additional earth connection
An optional green-yellow cordfor the additional earth connection is
available from Audionet. Attach this cord to the earth connector 14 on
the backpanel of theDNA and put the pluginto the mains socket right
beside the mains cord of your DNA. This ensures an additional and stable
earth connection resulting in a better sound.
On the second ground connection GND 3you canconnecttheground
wire from a turntable (phono).
5.3.7Control connections
Use triggeroutput TRIGGER 15 to control (e.g. switch on/off) non
Audionet devices. If you switch on the DNA from stand-by mode, the
trigger output 15 provides asignal of 12 Volts DC (see section "8.3.4 -
Trigger out" on page 51), which can be re-configured to 5 Volts DC.
The serial connection RS232 16 is an additional control port toyour
DNA e.g. for house automation systems (Crestron or the like).
Tip
·Use a3.5 mm telephone mono plug to connect adevice to the trigger
output 15 of your DNA. The pinning is as follows:
Switching Voltage
12V or 5V DC
Ground

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6Usage
All functions of the DNA are microprocessor controlled. This guarantees
highest precision, exclusive functions, easy handling and protection
against operating errors.
6.1Basic operations
6.1.1Powering up
First of all, pleasemake sureyour DNA isconnectedcorrectlyto your
signal sources, power amplifier(s) and mains (see section "4 -
Installation and power supply"on page 11 and "5 - Inputs and out-
puts" on page 13).
The DNA is astand-by unit. Pleaseoperatethe mainsswitch8on the
back panel.The display shows awelcome messagefor abriefmoment.
After that the DNA is in stand-by mode.
Only in cases of extended absence (like vacations) or if massivetrouble
on the mains poweris to beexpected (e.g. thunder storms) it is recom-
mended todisconnectthe DNAfrom the mains. While the DNAis in
stand-by mode, operate mains switch 8 on the back panel. The display
will go dark. To disconnect theDNA from mains completely, youhaveto
pull the mains cord off the mains jack 9 .
Important
·Before youswitch off the DNA from mains, power down anddis-
charge completely all units connected tothe outputs of the DNA.

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6.1.2Switching on and off
To power up the DNAfrom stand-by mode, press the power keyon the
front panel. The DNA issues themessage:
In case themains plug has the incorrect polarization awarning will ap-
pear in the display (seesection "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 pressthe power keyon the
front panel. The display shows the message
and the unit enters stand-by mode.
Note
·Of course, you may switch on/off the DNA with the Audionet System
Remote Control Harmony One.For detailed informationplease refer
to section "7.6 - Screen 5" on page 37.
Going to sleep ...
Waking up ...