Audionet DNA User manual

audionet
DNA
Digital Network Amplifier
User's Manual

Contents
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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FM Antenna Connection ............................................................ 16
5.3.3Audionet Link............................................................................. 16
5.3.4External power supply EPS........................................................ 17
5.3.5Additional earth connection ....................................................... 17
5.3.6Control connections.................................................................... 17
6Usage...............................................................................18
6.1Basic operations........................................................................18
6.1.1Powering up................................................................................ 18
6.1.2Switching on and off .................................................................. 19
6.1.3Mains phase detection ................................................................ 20
6.1.4Using Audionet Link .................................................................. 21

6.1.5Control elements on the front panel ........................................... 21
6.2Detail operations....................................................................... 22
6.2.1Display ....................................................................................... 22
6.2.1.1Analog input channel ................................................................. 22
6.2.1.2Digital input channel .................................................................. 22
6.2.1.3FM tuner..................................................................................... 23
6.2.1.4NET input................................................................................... 23
6.2.2Volume control........................................................................... 25
6.2.3Muting ........................................................................................ 25
6.2.4Input selection ............................................................................ 26
6.2.5FM tuner..................................................................................... 27
6.2.6NET input................................................................................... 27
6.2.6.1Internet radio .............................................................................. 27
6.2.6.2USB............................................................................................ 29
6.2.6.3IPod ............................................................................................ 29
6.2.6.4UPnP server................................................................................ 29
7Audionet system remote control...................................30
7.1Key assignment DNA ...............................................................32
7.2Screen 1 .....................................................................................33
7.3Screen 2 .....................................................................................34
7.4Screen 3 .....................................................................................35
7.5Screen 4 .....................................................................................36
7.6Screen 5 .....................................................................................37
8Device setup....................................................................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Pre-amplifier 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
8.3.4Trigger out.................................................................................. 51
4

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Network setup........................................................................... 58
8.6.1Network profile .......................................................................... 59
8.6.1.1Make a network-profile.............................................................. 59
8.6.2DHCP ......................................................................................... 60
8.6.3IP Address .................................................................................. 60
8.6.4IP Mask ...................................................................................... 61
8.6.5Gateway...................................................................................... 61
8.6.6DNS............................................................................................ 62
8.6.7RCP port..................................................................................... 62
8.6.8Wireless setup............................................................................. 63
8.6.8.1SSID ........................................................................................... 64
8.6.8.2Wireless security ........................................................................ 65
8.6.8.3WPA cipher type........................................................................ 66
8.6.8.4WPA pass phrase........................................................................ 66
8.6.8.5WEP authentication.................................................................... 67
8.6.8.6WEP key index........................................................................... 67
8.6.8.7WEP key 0-3 .............................................................................. 68
8.6.9Sample for Network setup.......................................................... 69
8.7Device info.................................................................................73
8.8User settings.............................................................................. 74
8.8.1Load user setting ........................................................................ 74
8.8.2Save user setting......................................................................... 74
9Security system..............................................................75
10Additional information ...................................................76
10.1Glossary.....................................................................................76
10.2Link collection...........................................................................78
10.2.1Wireless security ........................................................................ 78
10.3Equalizer filter type..................................................................78
10.3.1Peak-Filter .................................................................................. 78
5

6
10.3.2High shelf filter .......................................................................... 78
10.3.3Low shelf filter ........................................................................... 79
10.3.4High-pass filter 2nd order ............................................................ 79
10.3.5Low-pass filter 2nd order............................................................. 79
10.3.6High-pass filter 1st order............................................................. 79
10.3.7Low-pass filter 1st order.............................................................. 79
10.4Error handling (FAQ)..............................................................80
10.5Security advice.......................................................................... 81
10.6Factory defaults........................................................................ 82
10.7Specifications ............................................................................84

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 engi-
neering expertise and a passion for achieving the perfect sound. They are
unique creations designed to inspire musical enjoyment and have an ex-
cellent reputation amongst all connoisseurs throughout the world. Each
and every one of our precision-manufactured devices is individually
crafted at our Bochum works by our experienced and passionate work-
force.
But before you start listening to your new Audionet DNA, please read
this manual carefully so you are able to use and enjoy all functions of this
unit without drawback on music quality.

1.1 Included
Included you will find the following items:
The stereo network amplifier DNA
The user's manual
one standard mains cord
F-adaptor for FM connection
WLAN antenna
Audionet System Remote Control Harmony One
1.2 Transport
Important
Please transport the DNA only in the included package.
Always use the provided cloth bag to prevent scratches on the casing
Please allow the DNA to adapt to the climatic conditions in your
listening room before you switch on the unit for the first time after
transport.
8

2 Overview front panel
power
key
set
key
up
key
down
key
IR remote
control receiver
Display
9

3 Overview back panel
1
24 23
I
0
22 Balanced input (XLR) no.4, left/right
15 16
23 Cinch input no. 3, left/right
(optional phono)
21 Connector WLAN-antenna 18 Digital-input no. 1, no. 2
no.3 and no. 4, electrical
20 Ethernet connector LAN 24 Speaker output right
1718
13 14
19 USB input
19
1211
12 Digital-input no. 5, no. 6, optical
20
15 Trigger output (5 or 12 Volt)
14 Additional earth connector 16 Serial control port RS232
21
10
10 Marking mains phase
11 Headphones output 17 Speaker output left 13 FM antenna input
8 9
9Mains input
6 7
22
15-pin connector for external power supply EPS
4 5
6Preamplifier output PRE-OUT, left/right 7Subwoofer cinch output SUB-OUT,
SUB1/SUB2 or multiroom out left/right
3Earth connector for turn table (phono) 2Audionet Link output OUT 1, OUT 2
4Cinch input no. 1, left/right 5Cinch input no. 2, left/right
2 3
8Mains switch
10

4 Installation and power supply
Important
During connecting and removing of sources or amplifiers to the
DNA all units of your audio system have to be switched off to pre-
vent damage of the DNA 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 DNA and/or
any other connected unit.
4.1 Placement
Important
It is recommended to place the DNA 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 DNA in close range to heat sources like radiators.
Do not place the DNA on top of other units, especially not on top of
power amplifiers, pre amplifiers or similar that produce 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 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 9 is on the back panel of the DNA. 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.
Important
The electrical specifications of your home country must meet the
electrical specifications printed onto the back panel.
see numbers in section "3 - Overview back panel" on page 10.
11

The DNA 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
10 .
If you connect the mains cord please make sure that mains switch 8
at the back panel is switched off.
Never pull the mains plug while the DNA is switched on! Before you
pull the mains cord off its socket 9 at the back panel, power down
the unit to stand-by mode 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 . To disconnect the unit completely
from mains pull the mains plug.
Tip
The use of high quality mains cords could 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 22 marked phase 21 .
Your Audionet DNA 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 20).
12

5 Inputs and outputs
Important
During connecting and removing of sources or amplifiers 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 make sure that all cables are in absolute best conditions!
Broken shields or short-cut cables could damage the DNA and/or
any other connected unit.
5.1 Audio inputs
5.1.1 Analog inputs
The DNA is equipped with three unbalanced cinch inputs IN 1 4 *, IN 2
5 , IN 3 23 and with a balanced input IN 4 22 for connecting signal
sources at line level.
Please connect the left and right input of the same number printed on the
back panel of the DNA to the corresponding output of the source you
would like to connect to the DNA.
5.1.1.1 Optional phono input
The DNA can be upgraded with a phono preamplifier. Use input IN 3
23 to connect the turntable. Please connect the ground wire of the turn-
table to the terminal GND 3 .
Important
If the DNA is equipped with the optional phono module, input IN 3
23 must only be used to connect a turn table.
Never use IN 3 23 as input for By-Pass mode, if the optional phono
module is installed.
*see number in section "3 - Overview back panel" on page 10.
13

5.1.2 Digital input
Connect your digital sources to the electrical (coaxial) digital input IN 1
to IN 4 18 *or to the optical (TosLink) digital input IN 5 and IN 6 12 .
5.1.2.1 Audionet HighBit input
In order to send audio data across the Audionet HighBit interface to your
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 you how to connect Audionet HighBit-capable
devices to the DNA:
Devices Output DNA Input
Digital OUT 1 --> Digital IN1
VIP G3 Digital OUT 2 --> Digital IN2
Digital OUT 1 --> Digital IN1
ART G3 Digital OUT 2 --> 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 section in user's manual for Audionet ART or VIP. User's
manuals are available for download on our website www.audionet.de.
*see number in section "3 - Overview back panel" on page 10.
14

5.2 Audio output
5.2.1 Speaker terminals
Connect your speakers to the gold plated terminals Speaker Output Left
17 and Speaker Output Right 24 on the back panel of the DNA. You
can use banana plugs or spades as well as simple cable ends. Look out for
the correct connection of 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 please insert the ca-
ble to the tweeters from the rear using banana plugs and mount the
cables to the bass speakers from the side. In doubt please ask your
dealer for assistance.
Important
Although the DNA has an effective protection system to prevent
damage to the circuits, switch off the unit while working on the
speakers and/or audio cables.
The nominal loudspeaker impedance should be at least 4 Ohms or
higher.
Never use force or tools tightening the terminal screws.
5.2.2 Preamplifier output
The DNA is equipped with two pair of RCA preamplifier outputs, PRE-
OUT 6 and SUB-OUT 7 , to connect e.g. an additional amplifier and
one or two subwoofer. The SUB-OUT 7 preamplifier output can be
switched to multiroom output with separate volume control.
Use the RCA connection PRE-OUT 6 with high quality cable (e.g. Au-
dionet C100) for bi-amping. The PRE-OUT 6 can also be switched to
fixed volume for recording purpose.
Note
Please refer to section "8.2.4 - Pre-amplifier output" on page 43 for
detailed information on preamplifier output modes.
5.2.3 Headphones Socket
A 6.3 mm headphones socket is located at the rear of your DNA HEAD-
PHONES 11 . The signal at this socket can be switched on and off to
allow the headphones to be plugged in permanently. Switching is easily
done in the system menu, please refer to "8.2.1 - Headphones" on page
40
15

5.3 Other connections
5.3.1 Network, USB, WLAN
The Ethernet port 20
*is a standard RJ45 socket for network cables
(Cat-cable, 10/100 Mbit BASE-T).
The WLAN port 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 is a TYPE-A socket (USB 2.0)
Note
We recommend a wired network connection for best data transfer rate
and to provide high stability in control with our software.
5.3.2 FM Antenna Connection
Your device has an F-series connector for antenna connection. An adap-
tor to coaxial socket is delivered separately. This port is specified for
75 Ohm FM antenna or analog cable TV connection.
5.3.3 Audionet Link
For your convenience, the DNA can switch on/off all other Audionet
units (e.g. power amplifiers) connected via Audionet Link by a simple
touch on the remote control or the power key on the front panel.
You only need a simple optical TosLink cable. Connect the Audionet
Link output Link OUT 2 of your DNA to the Audionet Link input of
unit to be controlled.
The DNA is equipped with two Audionet Link outputs Link OUT 2 .
Link OUT 1 is always on while the DNA is switched on. However,
Audionet Link output Link OUT 2 is controlled depending on the settings
for the headphones output. Please refer to section "8.2.1 - Headphones"
on page 40.
Therefore, use Audionet Link output Link OUT 2 in order 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 units and power amplifiers are usually equipped not
only with an Audionet Link input, but additionally 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 op-
tical TosLink cable allowing you to switch on/off your complete Au-
dionet system by your Audionet amplifier DNA.
*see number in section "3 - Overview back panel" on page 10.
16

5.3.4 External power supply EPS.3.4 External power supply EPS
In order to use the optional external power supply Audionet EPS (Exter-
nal Power Supply) connect it with delivered cable to equal socket EPS 1
In order to use the optional external power supply Audionet EPS (Exter-
nal Power Supply) connect it with delivered cable to equal socket EPS 1
on the back panel of your DNA. Connect both (!!) units (DNA and EPS)
to mains. First, switch on the EPS on its back panel. Then switch on the
DNA with the mains switch 8 . Now the DNA is ready to use. Switch on
with the power key on the front panel or keys Power Off or
Power Toggle of the Audionet System Remote Control Harmony One
(see section "7.6 - Screen 5" on page 37).
To disconnect the DNA and EPS from mains, switch the DNA into stand-
by mode. Use the power key on the 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 back panel, and then switch off the
EPS. Now you can disconnect des mains and EPS connection cables.
Important
Never switch on or off the EPS on its back panel while the DNA is
operating.
For further information referring to the external power supply EPS
please consult its user's manual.
5.3.5 Additional earth connection
An optional green-yellow cord for the additional earth connection is
available from Audionet. Attach this cord to the earth connector 14 on
the back panel of the DNA and put the plug into 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 3 you can connect the ground
wire from a turn table (phono).
5.3.6 Control connections
Use trigger output 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 a signal of 12 Volts DC (see section "8.3.4 -
Trigger out" on page 51).
The serial connection RS232 16 is an additional control port to your
DNA e.g. for house automation systems (Crestron,…).
Tip
Use a 3.5 mm telephone mono plug to connect a device to the trigger
output 15 of your DNA. The pinning is as follows:
12 Volt DC
Ground
17

6 Usage
All functions of the DNA 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 DNA is connected correctly to 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 a stand-by unit. Please operate the mains switch 8 on the
back panel. The display shows a welcome message for a brief moment.
After that the DNA 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. thunder storms) it is recom-
mended to disconnect the DNA from the mains. While the DNA is in
stand-by mode, operate mains switch 8 on the back panel. The display
will go dark. To disconnect the DNA from mains completely, you have to
pull the mains cord off the mains jack 9 .
Important
Before you switch off the DNA from mains, power down and dis-
charge completely all units connected to the outputs of the DNA.
18

6.1.2 Switching on and off.1.2 Switching on and off
To power up the DNA from stand-by mode, press the power key on the
front panel. The DNA issues the message:
To power up the DNA from stand-by mode, press the power key on the
front panel. The DNA issues the message:
In case the mains plug has the incorrect polarization a warning will ap-
pear 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.
In case the mains plug has the incorrect polarization a warning will ap-
pear in the display (see section "
Waking up ...
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
If you would like to switch off the unit, please press the power key on the
front panel. The display shows the message
and the unit enters stand-by mode. and the unit enters stand-by mode.
Going to sleep ...
Note
Of course, you may switch on/off the DNA with the Audionet System
Remote Control Harmony One. For detailed information please refer
to section "7.6 - Screen 5" on page 37.
19

6.1.3 Mains phase detection.1.3 Mains phase detection
The correct polarization of mains is important for reasons of audio clarity
and stability. Please connect the mains cord that the hot pin of the wall
outlet is connected to the pin marked phase 10 of the mains input 9 on
The correct polarization of mains is important for reasons of audio clarity
and stability. Please connect the mains cord that the hot pin of the wall
outlet is connected to the pin marked phase 10 of the mains input 9 on
the back panel. The DNA 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 mes-
sage will appear in the display in case the mains polarization is incorrect:
If you read the above message, switch off the unit by pressing the power
key. Please wait until the display no longer reads.
Disconnect the DNA from mains by operating the mains switch 8 . Now
pull the mains plug and re-insert it into the mains socket rotated by 180°.
Going to sleep ...
►Attention: ◄
►Mains phase incorrect ◄
If you switch on the unit again, the warning should not appear now.
Important
If the DNA 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
connection to earth for the mains phase detection of the DNA to
work correctly!
20