2N Net Mic Complete Manual Download

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2N TELEKOMUNIKACE a.s., www.2n.cz

2N Net Mic Parameters

Parameter

Value

Dimensions

209 x 142 x 65 mm

Weight

1,600 g

External power
supply

12 - 32V DC / 1A

LAN supply

PoE IEEE 802.3af

Status signalling

signalling microphone volume level

Local control

14 buttons on front panel

Speakers

two 1W stereo built-in speakers

LAN connection

RJ–45 connector on back panel, TX with Auto–MDIX function

Power amplifier
output

4 terminals on back panel, STEREO/MONO with auto detection

Frequency range

20Hz – 20kHz (+/– 0.5dB)

Harmonic
distortion

0.05% @ 1kHz

Signal–to–noise
ratio

91dB

Digital input

two 5 to 48V DC digital input, galvanically isolated or 1 contact
input

Digital output

max. 48V/1A relay output NO/NC, galvanically isolated

Headphones output

3.5mm

, 2x30mW, min. 16Ohm, DR 101dB, THD+N

stereo jack

-85dB

Main microphone
input

symmetric, XLR, Phantom Supply 24V, DR 88dB, THD+N
-82dB

Headset
microphone input

3.5mm

, integrated powering for electret microphones, DR

jack

84dB, THD+N -78dB

Line input

3.5mm

, symmetric mono or asymmetric stereo, DR 93dB,

jack

THD+N -82dB

Sound
compression

PCMA, 44.1kHz, 16bit, stereo

Caution

Be sure to connect the power supply as the last step. The same applies to
PoE supply from the LAN.

Warning

Do not exceed the upper voltage and current limits to avoid irreversible
damage of the equipment.
Connector to connect a microphone on the front panel is powered.

Summary of Contents for Net Mic

Page 1: ...www 2n cz Version 2N Net Audio System Public Address and Paging system Complete manual 2 0 ...

Page 2: ... to answer your questions about 2N products and services On www faq 2n cz you can find information regarding products adjustment and instructions for optimum use and procedures What to do if 2N TELEKOMUNIKACE a s hereby declares that the 2N product Net Audio System complies with all basic requirements and other relevant provisions of the 1999 5 EC directive For the full wording of the Declaration ...

Page 3: ... Net Audio device via Telnet Server 54 HW Description 58 2N Net Audio Decoder 59 2N Net Audio Decoder Lite 66 2N Net Mic 73 2N Net Speaker 78 2N Net Audio Decoder Lite PCB 83 2N Net Audio Decoder mono PCB 92 2N Net Audio Encoder 101 Supplementary Information 106 Troubleshooting 107 Directives Laws and Regulations 109 General Instructions and Cautions 111 ...

Page 4: ...ystem and create separate zones with different communication contents You can make use of your existing LAN WAN while installing your 2N Net Audio Decoder system to save the total implementation time and of course cut your wiring costs The 2N IP Audio system consists of two basic components a server and an audio converter The Control Panel software has been developed to configure the whole broadca...

Page 5: ...5 2N TELEKOMUNIKACE a s www 2n cz Layout Figure 2N IP Audio system Refer to the section for basic information on quick system installation of Quick Start the 2N IP Audio Manager ...

Page 6: ...a Player 11 Microsoft Visual C 2008 Redistributable Package x86 installation is required to avoid problems with stability Microsoft NET Framework 4 redistributable package Desktop Experience feature is required on Windows Server products part of User Interface and Infrastructure in MS Windows Server 2012 Windows Firewall service running during installation otherwise the 2N IP rules have to be adde...

Page 7: ...ol Panel Manual r menu Administrato TELNET When 2N Net Audio Decoder gets connected to the server Telnet is disabled by default and reactivated automatically after disconnection To enable Telnet while 2N Net Audio Decoder or 2N Net Speaker is connected to the server allow this on the Destinations and tab in the Control Panel for the particular device Zones Minimum Transfer Rates Audio transfer bet...

Page 8: ... 1600 kbps stream Audio transfer from to RTP destinations 2N IP Audio Manager Option IP Audio Manager Net Audio device G 711 uLaw 85 kbps G 711 uLaw 85 kbps Linear PCM 16bit 44 1kHz Stereo 1500 kbps Linear PCM 16bit 44 1kHz Mono 800 kbps Test Results HW CPU Chipset Intel Atom Z530 Intel Core i5 Intel XEON E5645 Number of different streams Win 7 Win 8 6 20 Number of different streams Win Servers 10...

Page 9: ...l Safety by this information to prevent persons from injury Always abide Warning by this information to prevent damage to the device Always abide Caution Important information for system functionality Tip Useful information for quick and efficient functionality Note Routines or advice for efficient use of the device ...

Page 10: ...ovides you with all information on the and 2N IP Audio System advanced configuration via the 2N Control Panel IP Audio Here is what you can find in this section 2N IP Audio Manager for Linux 2N IP Audio Control Panel Manual Configuration 2N Net Audio device via Telnet Server ...

Page 11: ...ministration Audio Manager Here is what you can find in this section Sessions Destinations Zones Audio Sources Scheduler microSD Users Administrator What you should know The 2N Control Panel IP Audio application may allocate a higher amount of the memory as it keeps logs from the entire system We recommend you to close the application when unused ...

Page 12: ...dow Layout Use to add a source included in the source list to the session and a drag drop destination to the destination list Whether you add Destination targets destinations by speakers or zones the resultant functionality will be the same You can assign speakers to zones in the Destinations Zones menu What you should know Audio sources can be type filtered in the header Input sources Upon power ...

Page 13: ...nal session controls Balance set balance for the right left channel Listening in enable this parameter to listen to remote destinations locally Volume set the main session volume Sound activation deactivation enable disable sound for the active session Destinations list of used destinations and zones Figure Session Control Additional Session Setting Options Besides the basic settings mentioned in ...

Page 14: ...er can be used for a gradual sound volume change The fade range is 500 2000 ms Figure Priority Channel and Fade Settings Audio Sources You can add multiple sources to each session Use the tab to create a Audio source source refer to for details Add the sources in the format There Audio Sources Bar are two types of bars one is designed for the Playlist and the other for the rest of the sources Fig ...

Page 15: ...15 2N TELEKOMUNIKACE a s www 2n cz ...

Page 16: ...a click the selection menu or retrieve the Zone All Zones Create zone floating menu with the right mouse click and select Create zone again Retrieve the floating menu via the to rename a zone Zone name Rename What you should know Zones are logical units used for 2N Net Audio Decoder or 2N Net grouping Speaker A zone can be added to a Session if you want to play the same music or announce news 2N N...

Page 17: ...s or 2N Net Speaker s Destination List and Filter The Destination list is included in a simple table and allows you to choose which columns shall be visible Retrieve the floating menu with the right mouse button and choose Select columns Destinations can then be displayed in the descending ascending order for one of the used columns Figure Destination List Columns Moreover you can use a filter in ...

Page 18: ...ers or 2N Net Speakers Use the function to move the selected speaker from the list of speakers to drag drop the required zone Use the floating menu Remove to remove a speaker from the zone to the speaker list The properties are divided as follows 2N Net Audio Decoder or 2N Net Speaker ...

Page 19: ...cted and is ok State announces one of the following synchronisation states Synchronisation is not active Waiting for synchronisation Synchronisation in progress Synchronisation error Synchronisation completed Ready for synchronisation Calculation in progress Synchronisation postponed Formatting SD card Audio Parameters This section is devoted to speaker sound parameters Volume and mute use this pa...

Page 20: ... tab Administrator Multicast can be adjusted for each speaker individually Disable remote control disable remote or 2N Net Audio Decoder 2N setting Net Speaker Enable Telnet Telnet connection is disabled by default for security reasons upon or 2N Net Audio Decoder 2N Net Speaker unit P Audio 2N I connection You can select this option to enable Telnet during this Manager connection This option howe...

Page 21: ...icast packets 1 means system default and we recommend you not to change this parameter This parameter may cause network overload if not used in cooperation with a network specialist Licence owned shows if a valid licence was successfully added Bulk Settings Bulk settings allows you to save settings for multiple 2N Net Audio Decoders or If you select multiple 2N Net Speaker s 2N Net Audio Decoders ...

Page 22: ...22 2N TELEKOMUNIKACE a s www 2n cz Figure Bulk Settings 2N Net Audio Decoder or 2N Net Speaker ...

Page 23: ...ted working source SIP playlist is necessary to assign microphone to a session in the menu to define where the Sessions contents should be played 2N Net Speaker supports several types of input sources for specific applications The HW sources are based on the sound card External sound server PC cards can be used too 2N Net Mic provides announcements to a session via button A if added to the for the...

Page 24: ...rs Click the button and add or to create a new playlist You can select more mp3 wma wav files files than one with Shift Ctrl Figure Adding Audio Files to Playlist To add files to the new playlist from a PC other than that on which the server is running use the Import file option in the Administration File manager menu ...

Page 25: ...y Example Suppose a language school has English and German classrooms There are 4 teachers in the school Mr Cook Ms Scott Hr Himmel and Fr Moselle Use the set of user inputs to create and English classroom input German classroom input Enable the English classroom virtual input for Mr Cook and Ms Scott Enable the German classroom virtual input for Hr Himmel and Fr Moselle Doing this you have create...

Page 26: ...et radio Internet radio delay in ms characterises the radio buffer size The supported radio formats are and In exceptional cases the services providing internet radio mp3 wma managemen may fail For this reason it is good to have a backup of at least one of t and playback the supported Internet radios from http www mikesradioworld com Figure Internet Radio Parameters ...

Page 27: ...input is a common audio input All the devices that can transmit audio using RTP protocol and codec G711 L16 can serve as a sound source for the session The sound source is defined by the listening port the IP address unless unicast i e IP address of the server If the listens on the defined multicast 2N IP Audio Manager address it is necessary to enter this address then the specified port IP multic...

Page 28: ... 2N Net Mic which enables you to make live announcements or broadcast pre prepared files to different zones You can define the audio path delay according to your network conditions to improve the communication quality To access click to display the 2N Net Mic Audio Sources Net Mic 2N Net Mic setting window ...

Page 29: ...cz Figure Initial View of 2N Net Mic via 2N Control Panel IP Audio In the window above set live announcements or playing files to 2N Net Audio to the buttons Click a number to set the Decoder or 2N Net Speaker 2N Net Mic function key ...

Page 30: ... Net Mic preset buttons Net Audio Encoder Despite the gradual modernisation of audio systems to IP technology customers are still encountering the need to connect an IP audio system to a traditional music sources such as FM radio stations CD players or microphones 2N Net Audio Encoder can transfer traditional audio sources to IP technology and then ensure audio distribution over an IP network to v...

Page 31: ... 1 GND Logic input can operate in both latching and momentary states When using a switch across the logic input a stream can be activated by a brief press and release to start followed by a press and release to stop latching Alternatively a constant press of a switch will activate the stream for the duration that the switch is pressed stopping the stream upon release momentary To access click to 2...

Page 32: ...VoIP calls from VoIP phones Audio Manager Figure SIP Source Setting Source Status Refer to the upper menu section for information on the stack communication protocol type and current status SOCK_TCP_ERROR TCP socket failed to open SOCK_UDP_ERROR UDP socket failed to open CREDS_IN_ERROR authorisation server unavailable CREDS_OUT_ERROR authorisation client unavailable REALM_CONFLICT realm collides w...

Page 33: ...risation All logins are always searched through Remote SIP Server Parameters Connect to set the IP address or DNS name of the counterparty operator or another PBX to which you want to connect the via a 2N IP Audio Manager trunk where call and registration requests shall be routed To use a port other than 5060 specify the port behind the colon 192 168 122 43 5071 Protocol specify whether UDP and or...

Page 34: ...ps minimise data to be transmitted Do not replace in numbers if you do not tick off this option the above mentioned characters will be replaced with adequate strings xx in numbers Tick off the option to send the characters Route by To header if you tick off the option incoming call routing on the port will obey the header setting Otherwise and by default To calls are routed by the Request URI head...

Page 35: ...ata to be transmitted Packets are not sent while the user is not speaking VAD stands for Voice Activity Detection Disabled VAD VAD acc to G 729 Annex B VAD light Generate comfort noise enable comfort noise generating As users of classic analogue lines are used to some background noise this option simulates a similar call impression to them Mask lost packets enable optimised computing of probable c...

Page 36: ...nding modes using the SIP INFO method The modes have different formats of the DTMF transmitting message KeepAlive Period define the KeepAlive packet sending interval The default value is 10s STUN server The STUN server helps NAT clients i e PCs behind the firewall set up telephone calls with the VoIP provider hosted outside the LAN complete the STUN server address IP or domain name to be Address u...

Page 37: ...ssion including the required playlists before creating an event Only then you can start creating an event as follows Procedure Create a new event use one of the following methods click the tab and Scheduler then or use the floating menu Also you can assign an event to a date Create event before creation by clicking the required day and then Create event What you should know If the Create actions f...

Page 38: ...e setting options depend on the action type Action setting options Not scheduled this event will never be performed Daily the event will start at the set time every day or Every xth day Weekly the event will start at the set time of the set days every week or Every xth week Monthly select a day in the month for the action start and also in which months the action shall occur Once only ...

Page 39: ...t according to Subs 6 1 above specify the contents of the event i e what shall be played and when Figure Action Setting and Display The Action Setting and Display figure above shows an example of a scheduled action The actions are added automatically to the beginning Activate Deactivate session ...

Page 40: ...n set other parameters than as shown in Fig 3 for different types of actions You can set the start time only for most action types and other properties for some of them Play Stop Others Previous and Activate Deactivate session set the start time only Volume set the playlist volume the volume level plus a smooth volume change Balance set the playlist balance in addition to start time set a smooth b...

Page 41: ...41 2N TELEKOMUNIKACE a s www 2n cz microSD What you should know The SD card not supported in version 2 0 ...

Page 42: ... user has access to all destinations and its broadcasting has the highest priority User input role this user will be assigned the home session for broadcasting by the system administrator Rights level select the User or Administrator level The Administrator cannot log in to the Console and Virtual Sound Card but may use the 2N IP Audio Control Panel software What you should know This menu helps yo...

Page 43: ...user inputs for certain sessions refer to for details These inputs can then be assigned provided to users in the Audio Sources section This section includes a list of Permit user connection to set of user inputs all sets of user inputs and helps you assign a user to an input by ticking off the option ...

Page 44: ...neral General allows you to set the Control Panel language and external syslog server for logs What you should know Your network can be overloaded by wrong settings made in this tab Trace can be saved and help communicate your problem to the 2N department Technical Support Multicast is disabled in by default 2N IP Audio System The scanner allows you to see 2N Net Audio Decoder or 2N Net even if do...

Page 45: ...ction on your syslog server Log description 1 RADIO_DISCONNECT New session 1 http api play cz danceradio192 mp3 m3u New internet radio 1 Par1 1 id of message After server restart number is set to 0 Par2 RADIO_DISCONNECT type of message see below Par3 New session 1 source of message Par4 http api play cz danceradio192 mp3 m3u subject of change Par5 New internet radio 1 name of subject The parameter...

Page 46: ...isconnected from session Par3 Session Par4 URL address Par5 Name of radio HW_CONNECT HW input Par3 Session Par4 HW was disconnected to session input source s name HW_DISCONNECT HW input was disconnected from session Par3 Session Par4 HW input source s name VOIP_CONNECT Par3 Session Par4 Voip VoIP input was connected to session sou rce s name VOIP_DISCONNECT VoIP input was disconnected from session...

Page 47: ...re Licence Settings Network Settings Multicast Addresses Set the multicast addresses Select multicast for the address range multicast for the port range or single IP address transmission The default address scope is 239 0 0 0 8 The figure below shows the default setting for the address range If the range of addresses is set then multicast is used Each group of speakers with the same settings sessi...

Page 48: ...y used by VoIP 2N IP Audio Manager phones or intercoms but the command can be also sent from a web application Net Audio device settings Communication Properties Communication properties helps you set the manager domain for the connected 2N units to avoid connection to another Net Audio Decoder or 2N Net Speaker 2N in the network IP Audio Manager Expander Settings Expander is an advanced function ...

Page 49: ...t Speaker address IP port set the port 6998 is 2N Net Audio Decoder or 2N Net Speaker the default value Automatic firmware upgrade disable the 2N Net Audio Decoder or 2N firmware upgrade Net Speaker Figure Connection Parameters Net Audio devices scanner Use the scanner to search for the unit 2N Net Audio Decoder or 2N Net Speaker s and their settings in the network All speakers available in the ne...

Page 50: ...lected 2N Net Audio Decoder unit or 2N Net Speaker Mode select the passive active search mode Passive mode means that it is necessary to set connection to 2N Net from the server side in the Audio Decoder or 2N Net Speaker Net section Audio device settings Net Audio devices connections Active mode means that 2N Net Audio Decoder or 2N Net Speaker gets connected to the automatically using the 2N IP ...

Page 51: ...Decoder or 2N Net Speaker 2N Control Panel IP Audio can improve the performance in networks with complicated 2N IP Audio System structures The parameter in the table allows you to change Cfg_Port MSGBT_LL_TCPSRV default ports for incoming communication from the to the 2N IP Audio devices 2N port 6999 and from the to the IP Audio Manager 2N IP Audio Control Panel 6990 If a change of this parameter ...

Page 52: ...of colour rules for filters You will be asked to capture trace if you are communicating with the 2N Technical Support It can be done by the right mouse click into the trace space and choice of Save to file XML Script Setting Display the XML scripts while configuring as full or simplified 2N IP Audio System listings listing of debug functions Figure XML Script for Password Saving File Manager File ...

Page 53: ...53 2N TELEKOMUNIKACE a s www 2n cz Import file copy a file to the folder current Export file copy a file from the folder current Figure File Manager ...

Page 54: ... Use the integrated Telnet server for basic 2N Net Audio Decoder or 2N Net Speaker settings For connection use any Telnet Client application downloaded from the Internet for example By default the Telnet server listens at port 23 Basic Parameter Settings When the connection has been established 2N Net Audio Decoder or 2N Net displays its serial number and the current firmware version Enter the Spe...

Page 55: ...ion is initiated by the 2N IP Audio Manager 1 active mode The 2N Net Audio Decoder or 2N Net Speaker server connection is initiated by 2N IP Audio Manager Default setting 1 SpkSearch 2N Net Audio Decoder or 2N Net Speaker is searching for the 2N in the network and uses the Server s domain IP Audio Manager Setting options 0 Searchmode is disabled 1 Searchmode is enabled Default setting 1 SpkVolume ...

Page 56: ...o Decoder or 2N Net Speaker own password for authorising connection initiated by the The same 2N IP Audio Manager password must be stored in the global settings 2N IP Audio Manager and must be identical for all units in the system This 2N Net Speaker password is used for Telnet server connection authorization too Default setting No password SrvIPAddr 2N IP Audio Manager IP address Use the setting ...

Page 57: ... 128 channels 2 samplerate sout all sout keep sout transcode vcodec none acodec mp3 ab 128 channels 2 samplerate sout all sout keep sout transcode vcodec none acodec mp3 ab 128 channels 2 samplerate sout all sout keep sout transcode vcodec none acodec mp3 ab 128 channels 2 samplerate sout all sout keep sout transcode vcodec none acodec mp3 ab 128 channels 2 samplerate sout all sout keep ...

Page 58: ...n provides you with full HW description of the devices 2N IP Audio Here is what you can find in this section 2N Net Audio Decoder 2N Net Audio Decoder Lite 2N Net Mic 2N Net Speaker 2N Net Audio Decoder Lite PCB 2N Net Audio Decoder mono PCB 2N Net Audio Encoder ...

Page 59: ...o an analogue signal is equipped with 2N Net Audio Decoder an integrated 14W amplifier for direct loud speaker connection 2N Net Audio can be controlled by two front panel buttons or an infrared remote Decoder controller is equipped with a digital input and output which 2N Net Audio Decoder extend the converter options and may be helpful in special applications 2N Net helps you extend the internal...

Page 60: ...AC DC load switching Digital input 5 24V without galvanic isolation for external sensor button etc 10 100BASE TX LAN RJ 45 connector Integrated amplifier output terminals for 1 or 2 loudspeakers RESET button Headphone line output for standard headphones external amplifier Universal buttons with programmable functions MicroSD card slot for higher internal memory capacity Infrared signal receiver fo...

Page 61: ...z 20kHz 0 5dB Harmonic distortion 0 05 1kHz Signal to noise ratio 91dB Headphone Line output STEREO 3 5mm jack on front panel Digital output 24V 1A AC DC relay output galvanically isolated Digital input 5 to 24V DC digital input galvanically non isolated Memory capacity extension MicroSD card slot on front panel Sound compression MPEG 1 Audio Layer II MP2 Bandwidth 32 320kbps Installation If you i...

Page 62: ...rical injury Connect the loudspeaker headphones or an external amplifier Connect the digital input and output Insert the microSD card Connect the UTP cable Connect a 12V power supply unless PoE is used Loudspeaker Connection 2N Net Audio Decoder is equipped with a power amplifier for 1 MONO or 2 STEREO loudspeakers The speakers to be used must have the nominal impedance of 4Ω 16Ω Possible configur...

Page 63: ...either as N O normally open or N C normally closed 2N Net Audio Decoder is equipped with a digital for an optional button input sensor of movement or other applications This input is available on the LOGIC IN terminal From 5 to 24V DC voltage can be applied to the input against the ground terminal marked DC IN In the case of an external button the DC IN terminal can be used see the figure below Lo...

Page 64: ...slowly 3 times Blink Orange shining 2N Net Audio Decoder is in MUTE state 2N Net Audio Decoder Connection 2N Net Audio Decoder can be connected to a standard local area network using a LAN interface via the RJ 45 connector on the back panel Always use CAT 5d or higher class cables for reliability reasons The LAN interface is equipped with the Auto MDIX function for automatic detection of a straigh...

Page 65: ...ssed for approx 15 s Release the button as soon as the LED starts shining violet This operation takes about 50 s Do not disconnect the device from power supply during this period Firmware Upgrade The firmware upgrade starts automatically whenever 2N Net Audio Decoder 2N gets connected to the This guarantees Net Audio Decoder 2N IP Audio Manager that all connected devices have identical and latest ...

Page 66: ...decodes it and converts it into an Audio Manager analogue signal can be controlled by two front panel 2N Net Audio Decoder Lite buttons or an infrared remote controller is equipped 2N Net Audio Decoder Lite with a digital input and output which extend the converter options and may be helpful in special applications helps you extend the internal 2N Net Audio Decoder Lite FLASH memory using microSD ...

Page 67: ...c isolation for external 24V 1A AC DC load switching Digital input 5 24V without galvanic isolation for external sensor button etc 10 100BASE TX LAN RJ 45 connector RESET button Headphone line output for standard headphones external amplifier Universal buttons with programmable functions MicroSD card slot for higher internal memory capacity Infrared signal receiver for remote control Operational s...

Page 68: ...B Harmonic distortion 0 05 1kHz Signal to noise ratio 91dB Headphone Line output STEREO 3 5mm jack on front panel Digital output 24V 1A AC DC relay output galvanically isolated Digital input 5 to 24V DC digital input galvanically non isolated Memory capacity extension microSD card slot on front panel Sound compression MPEG 1 Audio Layer II MP2 Bandwidth 32 320kbps Installation If you intend to use...

Page 69: ...le Connect a 12V power supply Headphone External Amplifier Connection Lite 2N Net Audio Decoder is equipped with a headphone external amplifier connector The 3 5 mm jack is available on the front panel Digital Input and Output Lite 2N Net Audio Decoder is equipped with a relay switch for light signalling external amplifier alarm activation The is available on terminals output marked LOGIC OUT and ...

Page 70: ...th a microSD card slot for storing music or voice in case the equipment is not connected to the LAN permanently or temporarily The microSD card slot is available on the fr 2N Net Audio Decoder Lite ont panel Warning Do not exceed the maximum voltage values 24V applied to the LOGIC IN input to avoid irreversible damage of the equipment ...

Page 71: ...d or higher class cables for reliability reasons The LAN interface is equipped with the Auto MDIX function for automatic detection of a straight or cross over cable Lite 2N Net Audio Decoder can be fed using a 12V DC 2A Part No 914102E power supply or another power supply on condition that you keep the nominal values included in the Electric Parameters subsection Connect the 12V DC power supply ei...

Page 72: ...g this period Firmware Upgrade Lite 2N Net Audio Decoder firmware upgrade starts automatically whenever 2N gets connected to the This Net Audio Decoder Lite 2N IP Audio Manager guarantees that all connected devices have identical and latest firmware versions Refer to for the latest firmware version www 2n cz Operating Terms and Transport Operating temperature 0 to 40 C 32 to 104 F Operating humidi...

Page 73: ...on 2N Net Mic is a hardware console with microphone which enables you to make live announcements or broadcast pre prepared files to different zones It is a hardware alternative to the 2N Console IP Audio software application which is primarily intended for such public facilities as schools courts railway stations airports medical facilities amusement parks swimming pools and sport centres ...

Page 74: ...t Audio Decoder or 2N Net for live announcements Press button A for live Speaker announcements Push button C then push button A Green on function button green on button A Provide information about ongoing announcements to selected zones or 2N Net Audio Decoder or 2N Net units The selected zone shines yellow Press Speaker button A to make a live announcement Push button B Button B Not supported in ...

Page 75: ...75 2N TELEKOMUNIKACE a s www 2n cz View of Back Panel Figure 2N Net Mic ...

Page 76: ... 5 to 48V DC digital input galvanically isolated or 1 contact input Digital output max 48V 1A relay output NO NC galvanically isolated Headphones output 3 5mm 2x30mW min 16Ohm DR 101dB THD N stereo jack 85dB Main microphone input symmetric XLR Phantom Supply 24V DR 88dB THD N 82dB Headset microphone input 3 5mm integrated powering for electret microphones DR jack 84dB THD N 78dB Line input 3 5mm s...

Page 77: ...ng to the input labeled galvanically isolated supply 7V and the input labeled 0V The second possibility is that the input will respond to voltage 1 switches to the input labeled 0V and 1 GND Factory Reset In some cases it may be useful to reset the factory values using the 2N Net Mic RESET button on the lower panel Do this for example if ceases to 2N Net Mic respond which may be caused by incorrec...

Page 78: ... Mounted White Part No 914034W 2N LoudSpeaker Wall Mounted Black Part No 914034B Product Description is an IP audio system which allows you to play an acoustic 2N IP Audio System message or any other audio stream from any LAN WAN connected PC It communicates with the 2N IP Audio Manager receives the audio stream decodes it and converts it into an analogue signal Apply the 2N IP Audio System softwa...

Page 79: ...1 2 3 4 Obrázek 2N Net Speaker Wall Mounted connectors in the back 2N Net Speaker Ceiling connectors in the back 12V DC 2A power supply adapter connector 10 100BASE TX LAN RJ 45 connector Connector for second passive speaker RESET button ...

Page 80: ... 1 Audio Layer II MP2 MPEG 1 Audio Layer II MP2 Bandwidth 32 320 kbps 32 320 kbps Installation To mount the device use the bundled mounting accessories Electric Installation It is very easy to connect 2N Net Speaker electrically Follow the steps below to avoid equipment damage or electrical injury Connect the UTP cable Connect a 12V power supply unless PoE is used Caution Be sure to connect the po...

Page 81: ...t No 914102E power supply or another power supply on condition that you keep the nominal values included in the Electric Parameters subsection Connect the 12V DC power supply either to the back panel supply connector marked DC IN or terminals marked DC IN and DC IN 2N Net Speaker Factory Reset In some cases it may be useful to reset the 2N Net Speaker factory values using the RESET button on the b...

Page 82: ...s guarantees that all Speaker 2N IP Audio Manager connected devices have identical and latest firmware versions Refer to for www 2n cz the latest firmware version Operating Terms and Transport Operating temperature 0 to 40 C 32 to 104 F Operating humidity 10 to 85 not condensing Permitted temperature range for product transport 25 to 60 C 13 to 140 F ...

Page 83: ...receives the audio stream decodes it and converts it into an Audio Manager analogue signal The can be controlled by two 2N Net Audio Decoder Lite PCB buttons in the front or an infrared remote controller The 2N Net Audio Decoder is equipped with a digital input and output which extend the converter Lite PCB options and may be helpful in special applications The 2N Net Audio Decoder Lite helps you ...

Page 84: ...84 2N TELEKOMUNIKACE a s www 2n cz Front View Figure Lite PCB 2N Net Audio Decoder ...

Page 85: ...85 2N TELEKOMUNIKACE a s www 2n cz Back View Figure Lite PCB 2N Net Audio Decoder ...

Page 86: ...ack at the front stereo LAN connection RJ 45 connector at the back TX with Auto MDIX function Power amplifier output not supported Frequency range 20Hz 20kHz 0 5dB Harmonic distortion 0 05 1kHz Signal to noise ratio 91dB Digital output 24V 1A AC DC relay output galvanically isolated Digital input 5 to 24V DC digital input galvanically non isolated External memory MicroSD card slot at the front Sou...

Page 87: ...with galvanic isolation for external 24V 1A AC DC load switching Digital input 5 24V without galvanic isolation for external sensor button etc 10 100BASE TX LAN RJ 45 connector RESET button Line output for external amplifier Universal buttons with programmable functions volume channel MicroSD card slot for higher internal memory capacity Infrared signal receiver for remote control Operational stat...

Page 88: ...is very easy to connect electrically Follow the 2N Net Audio Decoder Lite PCB steps below to avoid equipment damage or electrical injury Connect the audio signal output with an external amplifier Connect the digital input and output Insert the microSD card Connect the UTP cable Connect a 12V power supply Caution You are advised to make the Reset button accessible to the user for factory reset ...

Page 89: ...ions This input is available on the LOGIC IN terminal 5 to 24V DC voltage can be applied to the input against the ground terminal marked DC IN In the case of external button the DC IN terminal can be used Memory Card The is equipped with a microSD card slot for Lite PCB 2N Net Audio Decoder storing music or voice in case the equipment is not connected to the LAN permanently or temporarily The micr...

Page 90: ...connector on the backside Always use CAT 5d or higher class cables for reliability reasons The LAN interface is equipped with the Auto MDIX function for automatic detection of a straight or crossed cable The can be fed using a 12V 2A DC Part No Lite PCB 2N Net Audio Decoder 914102E power supply or another power supply on condition that you keep the nominal values included in the Electric Parameter...

Page 91: ...ing this period Firmware Upgrade The firmware upgrade starts automatically Lite 2N Net Audio Decoder PCB whenever the gets connected to the 2N Net Audio Decoder Lite PCB 2N IP This guarantees that all connected devices have identical and latest Audio Manager firmware versions Refer to for the latest firmware version www 2n cz Operating Terms and Transport Operating temperature 0 to 40 C 32 to 104 ...

Page 92: ...em 2N IP receives the audio stream decodes it and converts it into an Audio Manager analogue signal The can be controlled by two 2N Net Audio Decoder mono PCB front buttons or an infrared remote controller The 2N Net Audio Decoder mono is equipped with a digital input and output which extend the converter options PCB and may be helpful in special applications The h 2N Net Audio Decoder mono PCB el...

Page 93: ...93 2N TELEKOMUNIKACE a s www 2n cz Front View Figure mono PCB 2N Net Audio Decoder ...

Page 94: ...94 2N TELEKOMUNIKACE a s www 2n cz Back View Figure mono PCB 2N Net Audio Decoder ...

Page 95: ...MDIX function Power amplifier output not supported Line output speaker connector at the back Type loudspeaker 8 6W Ω Frequency range 20Hz 20kHz 0 5dB Harmonic distortion 0 05 1kHz Signal to noise ratio 91dB Digital output 24V 1A AC DC relay output galvanically isolated Digital input 5 to 24V DC digital input galvanically non isolated External memory microSD card slot at the front Sound compression...

Page 96: ...als Relay output with galvanic isolation for external 24V 1A AC DC load switching Digital input 5 24V without galvanic isolation for external sensor button etc 10 100BASE TX LAN RJ 45 connector RESET button Universal buttons with programmable functions volume channel MicroSD card slot for higher internal memory capacity Infrared signal receiver for remote control Operational status colour LED indi...

Page 97: ...t is very easy to connect electrically Follow the 2N Net Audio Decoder mono PCB steps below to avoid equipment damage or electrical injury Connect an 8 6W speaker Ω Connect the digital input and output Insert the microSD card Connect a UTP cable with PoE or a UTP cable and a 12V power supply Caution You are advised to make the Reset button accessible to the user for factory reset ...

Page 98: ...input is available on the LOGIC IN terminal 5 to 24V DC voltage can be applied to the input against the ground terminal marked DC IN In the case of external button the DC IN terminal can be used see the figure below Memory Card The is equipped with a microSD card slot for mono PCB 2N Net Audio Decoder storing music or voice in case the equipment is not connected to the LAN permanently or temporari...

Page 99: ...kside Always use CAT 5d or higher class cables for reliability reasons The LAN interface is equipped with the Auto MDIX function for automatic detection of a straight or cross over cable The can be fed using a 12V 2A DC Part No mono PCB 2N Net Audio Decoder 914102E power supply or another power supply on condition that you keep the nominal values included in the Electric Parameters subsection Conn...

Page 100: ...ing this period Firmware Upgrade The firmware upgrade starts automatically mono PCB 2N Net Audio Decoder whenever the gets connected to the 2N Net Audio Decoder mono PCB 2N IP This guarantees that all connected devices have identical and latest Audio Manager firmware versions Refer to for the latest firmware version www 2n cz Operating Terms and Transport Operating temperature 0 to 40 C 32 to 104 ...

Page 101: ...uct Description Despite the gradual modernisation of audio systems to IP technology customers are still encountering the need to connect an IP audio system to a traditional music sources such as FM radio stations CD players or microphones 2N Net Audio Encoder can transfer traditional audio sources to IP technology and then ensure audio distribution over an IP network to various destinations 2N Net...

Page 102: ...102 2N TELEKOMUNIKACE a s www 2n cz View of Front Panel Figure 2N Net Audio Encoder ...

Page 103: ...y 24V DR 88dB THD N 82dB Headset microphone input 3 5mm integrated powering for electret microphones DR jack 84dB THD N 78dB Line input 3 5mm symmetric mono or asymmetric stereo DR 93dB jack THD N 82dB Sound compression PCMA 44 1kHz 16bit stereo 1650kbps Firmware Upgrade 2N Net Audio Encoder firmware upgrade starts automatically whenever 2N Net gets connected to the This guarantees that Audio Enco...

Page 104: ...ng and momentary states When using a switch across the logic input a stream can be activated by a brief press and release to start followed by a press and release to stop latching Alternatively a constant press of a switch will activate the stream for the duration that the switch is pressed stopping the stream upon release momentary Factory Reset In some cases it may be useful to reset the factory...

Page 105: ...OMUNIKACE a s www 2n cz Operating Terms and Transport Operating temperature 0 to 40 C 32 to 104 F Operating humidity 10 to 85 not condensing Permitted temperature range for product transport 25 to 60 C 13 to 140 F ...

Page 106: ...nformation This section provides you with all regulatory and supplementary information on the 2N IP Audio System Here is what you can find in this section Table of content Troubleshooting Directives Laws and Regulations General Instructions and Cautions ...

Page 107: ...rewall 2N IP Audio System sound is jerky You can set the for Sound path delay 2N Net Audio Decoder or 2N Net and on the t Speaker all intercommunicating components Destinations Zones ab The default value is 40 ms which is typically sufficient for local area networks LAN or you can increase the value to up to the maximum of 10 000 ms You can also set the for the other system applications Sound path...

Page 108: ...108 2N TELEKOMUNIKACE a s www 2n cz 2N Net Mic is not visible in Destination Zones 2N is not displayed in but in Net Mic Destination Zones Audio sources ...

Page 109: ...o ecodesign requirements for standby and off mode electric power consumption of electrical and electronic household and office equipment Directive 2011 65 EU of the European Parliament and of the Council of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment Regulation EC No 1907 2006 of the European Parliament and of the Council of 18 D...

Page 110: ...lowing measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Changes or modifications to this unit not expressly approved by the party responsible for compliance could void...

Page 111: ...result of a natural disaster or any other unfavourable natural condition The manufacturer shall not be held liable for any damage of the product arising during the shipping thereof The manufacturer shall not make any warrant with regard to data loss or damage The manufacturer shall not be liable and responsible for any direct or indirect damage incurred as a result of a use of the product in contr...

Page 112: ...ectric appliances and battery packs removed from them to dedicated dumpsites or containers or give them back to the dealer or manufacturer for environmental friendly disposal The dealer or manufacturer shall take the product back free of charge and without requiring another purchase Make sure that the devices to be disposed of are complete Do not throw battery packs into fire Battery packs may not...

Page 113: ...113 2N TELEKOMUNIKACE a s www 2n cz 2N TELEKOMUNIKACE a s Modřanská 621 143 01 Prague 4 Czech Republic Phone 420 261 301 500 Fax 420 261 301 599 E mail sales 2n cz Web www 2n cz PČ 1672 ...

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2N Net Mic, Complete Manual

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