Comfort audio Microphone DM30 Instructions For Use Manual Download | Manualshive

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Verify that the selected channel is free before
the transmission is started. This is done to
avoid interference with any existing signals. If
the selected channel is busy, the following text
will appear: “

This channel is busy,

select a new channel

”.

LBT

Key Lock

Manually activate the key lock.

About

Information about the firmware version.

Microphone DM30

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Summary of Contents for Microphone DM30

Page 1: ...Comfort Digisystem Microphone DM30 Instructions for use English ...

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Page 3: ... teacher unit 20 Use the device as a student unit 21 External audio sources 22 II For professionals 25 1 Basic setup 27 Change the menu language 27 Master Unit 27 Companion Unit 28 Configure the function button 29 2 Pairing Comfort Digisystem devices 31 The pairing button 31 Change channel 32 Send pairing information 33 Receive pairing information 34 3 Microphone DM30 ...

Page 4: ...tings 41 Reset all settings 43 III Product information 45 1 Menu overview 47 Back 48 Communication 48 Mode 48 Sound 48 Settings 49 Key Lock 50 About 50 2 Function indicator 51 3 Optional accessories 53 4 Technical specifications 55 IV Miscellaneous 57 1 Radio 59 Channel planning 59 Radio range 59 Microphone DM30 4 ...

Page 5: ...2 Battery maintenance 61 3 Troubleshooting 63 Service and warranty 65 Contact information 67 Product symbols 69 5 Microphone DM30 ...

Page 6: ...Microphone DM30 6 ...

Page 7: ...User guide I This part of the instruction manual covers day to day tasks that a user of the product should be familiar with 7 Microphone DM30 ...

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Page 9: ...e first time Take special notice to the printed document Important Safety Instructions included in the box Your device Microphone DM30 is as a combined transmitter and receiver that is especially designed for use in schools It allows for two way communication and is configurable as teacher or student microphone according to your needs SST SecureStream Technology SST is Comfort Audio s proprietary ...

Page 10: ... 12 6 2 5 8 10 1 Power button 2 Pairing button 3 Function button 4 Function indicator 5 Menu controller 6 Charger input 7 Neckloop output 8 Aux input and output 9 Volume button 10 Clip 11 Microphone 12 Display Microphone DM30 10 ...

Page 11: ... 5 6 7 8 9 10 11 1 Current channel 2 Battery status 3 Signal quality 4 Key lock padlock 5 Volume bar 6 Unit name 7 Current aux setting 8 Unit mode 9 Receiver status 10 Transmitter status 11 Current button mode 11 Microphone DM30 ...

Page 12: ...Included accessories Microfibre pouch Power supply Cable split Neck loop Digisystem Microphone DM30 12 ...

Page 13: ...e done at any time If you make it routine to charge your product whenever you do not use it it is always ready for use when you need it 1 Insert the supplied charger into the charger input Caution Only use the charger supplied by Comfort Audio AB Using any other type of charger might damage your device 13 Microphone DM30 ...

Page 14: ...s red to indicate charging Note The unit might become warm during charging this is entirely normal The unit is equipped with overcharging and temperature monitoring to protect the batteries The charging is done when the function indicator turns green Microphone DM30 14 ...

Page 15: ...e start up bar is fully lit Use the neckloop If you are going to use your product with a hearing aid or hearing implant in the T or M T position you need to connect the neckloop and wear it around your neck 15 Microphone DM30 ...

Page 16: ...1 Connect one end of the neckloop to the sockets on top of the unit 2 Place the neckloop behind your neck Microphone DM30 16 ...

Page 17: ...rtion might cause you to drop the device or damage the connections 4 Switch your hearing aid or hearing implant into its T or M T position You should now hear the sound come through your hearing aid Navigate the menu You can use on the side of the unit to navigate your way through the menu 17 Microphone DM30 ...

Page 18: ...enu 2 Flick the controller up or down to select the desired menu option 3 Press to enter the selected sub menu or activate the selected menu option 4 When done use the Back option to move to the previous menu Microphone DM30 18 ...

Page 19: ... typical set up consists of one unit configured as a teacher unit and one or several units configured as student units This set up allows each student to hear the teacher and fellow students that are using the push to talk feature Figure 1 The teacher s voice is mixed with the voice of the student pushing the function button and sent back out to the rest of the class 19 Microphone DM30 ...

Page 20: ...ith the voice of the assistant teacher and sent back out to the class Use the device as a teacher unit Use Microphone DM30 as a teacher unit to transfer the voice of the teacher mixed with the sound from another unit in the system directly to the students Use a unit configured as a Master Unit Verify that the symbol is visible in the display For information on configuring the device see Basic setu...

Page 21: ...ce and make sure the students can hear 3 If the teacher is using head phones or a neckloop for monitoring he or she can use to adjust the volume to a suitable level Use the device as a student unit Students can use the device to listen and talk to other persons wearing Microphone DM30 devices Use a unit configured as a Companion Unit Verify that symbol is visible in the display For information on ...

Page 22: ...ansmission on or off External audio sources You can connect any sound source that has a line out socket to the device This lets you listen to television conference telephones voice recorders and the like It is also possible to connect an external microphone such as a clip on microphone or a pair of headphones Connect an external audio source Connecting an external audio source will bring up a menu...

Page 23: ... you have connected Description Option Computer TV music player etc Line In Boom microphone clip on microphone etc External Mic Headphones or earphones Head Phones Note When Line in is activated and a cable is connected the unit switches automatically to continuous transmission even if Push to talk or Mic On Off is activated 3 Adjust the volume by using till you find a suitable level 23 Microphone...

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Page 25: ...For professionals II The following sections covers advanced features and procedures primarily intended for professionals and advanced users 25 Microphone DM30 ...

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Page 27: ...device in a system that acts as a mixer for other paired Microphone DM30 units It receives sound from another unit and mixes it with the sound from the built in microphone The mixed audio is transmitted on a separate master channel to any paired receivers Listeners will hear both the Master Unit and the second unit on that channel This lets two persons talk freely without forced interruptions By u...

Page 28: ...t will let the user listen to the master channel and communicate with other Companion Units by relaying sound through the Master Unit A Companion Unit is typically used with the push to talk feature enabled to let several users take turn transmitting sound to the Master Unit Configure the device as a Companion Unit The Companion Unit setting is normally used if the device is used by a student It l...

Page 29: ...ersation 1 Select Mode Button Mode 2 Select one of the following options Description Option The button has no function None The microphone is on while the button is pushed and muted on release Push to talk The microphone is toggled on and off with each press off the button Mic On Off The microphone is muted while the button is pushed and active on release Master Units only Mute switch The built in...

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Page 31: ...t the channel and code key from one unit to one or several others This lets you create a channel and code key combination on one unit and distribute it to other units to form a system The information about the channel and code key is referred to as pairing information Microphone DM30 is able to both send and receive pairing information Important At delivery all units share the same factory code ke...

Page 32: ...is affects the transmitter channel only A double press Change channel If a channel does not suit your setup or if you are experiencing interference from some other radio source you can change to a different channel via the Channel menu 1 Select Communication Channel 2 Choose the channel you wish to use in the channel list Back 1 904 650 MHz 2 905 250 MHz 3 905 850 MHz The green circle next to the ...

Page 33: ... which channels are free to use and which require a licence Send pairing information By sending pairing information from Microphone DM30 you can synchronise its channel and code key with another unit Any existing pairing information in the other unit will be overwritten 1 Select Communication Pair 2 Set the unit or units that you would like to pair with Microphone DM30 to receive pairing informati...

Page 34: ...ill break the pairing with any previously paired units When the info is sent the text Info sent will appear in the display Receive pairing information When the unit is set to receive pairing information its current channel and code key will be overwritten by the received information 1 Set the unit to receive information by selecting Communication Pair 2 Select Receive Info 3 Send pairing informati...

Page 35: ...If the pairing is successful the word OK will appear in the display of Microphone DM30 35 Microphone DM30 ...

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Page 37: ...th interference that can occur when multiple microphones are used simultaneously as in push to talk configurations A student pushes the push to talk button to respond to a question and all other microphones with FCR enabled are blocked As soon as the button is released the other students are free to use their microphones The teacher is using a separate channel to be able to talk freely without int...

Page 38: ...ophones when using push to talk Make sure the unit is configured as a Companion Unit with push to talk enabled 1 Select Mode Button Mode 2 Check FCR Enable the FCR indicator You can activate the FCR Indicator to get visual feedback when the FCR feature blocks transmission The function indicator will turn red to indicate blocked transmission Microphone DM30 38 ...

Page 39: ...the level of the built in microphone Adjust the sensitivity of the built in microphone to cater for different acoustic situations 1 Select Sound 2 Select Level under Internal Mic 3 Adjust the volume to the desired level 4 Press to confirm you choice Adjust the level of the external microphone Adjust the input level of the external microphone to compensate for different microphone sensitivities 1 S...

Page 40: ...ature that limits the loudness to a predefined level that you deem safe You can also set a fixed volume level if you prefer control of the volume from the hearing aid only Set a maximum volume level To prevent the volume from being turned up too loud by accident you can set a maximum allowed volume level 1 Select Sound Socket Max Fix Vol 2 Select Settings under Max Volume 3 Adjust the volume to th...

Page 41: ...mbol will appear in the display of the device Name the device To help identify the device you can enter a name that will be shown in the display and during Bluetooth pairing 1 Select Settings Name 2 Use to scroll through the list of characters Press to enter the selected character 3 When done select To cancel select instead PIN code settings To prevent tampering or unintentional changes of the set...

Page 42: ... purchase Choose which functions to lock By selecting which functions to lock with the PIN code you can allow access to commonly used functions while preventing access to others 1 Select Settings PIN Code Lock Select 2 Select the functions you want to lock Description Option Lock access to the Mode menu Mode Lock access to the Pair menu Pair Lock access to the Sound menu Sound Lock access to all m...

Page 43: ...urrent PIN code 3 Select Change PIN 4 Enter the new PIN code 5 Select to confirm PIN Disable the PIN code If you no longer wish to lock access to the unit you can disable the PIN code The PIN will be reset and a new code will have to be entered if you choose to enable it again 1 Select Settings PIN Code 2 Enter the current PIN code 3 Uncheck the Enabled option Reset all settings If you need to res...

Page 44: ...2 Select Yes Important All settings will be lost Any pairing needs to be redone Microphone DM30 44 ...

Page 45: ...Product information III 45 Microphone DM30 ...

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Page 47: ...munication Back Master Unit Companion Unit Button Mode ReceiverOn TransmitterOn Mode Back Loop Socket Internal Mic Sound Back PIN Code Charge Language Name Func Indicator Factory Reset Time out TX LBT Settings Key Lock About 47 Microphone DM30 ...

Page 48: ...e Set the operating mode of the unit Make the unit a Master Unit that receives sound from Companion Units Master Unit Make the unit a Companion Unit that transmits sound to the Master Unit Companion Unit Configure the function button Button Mode Enable the built in receiver Only available as Master Unit Receiver On Enable the built in transmitter Only available as Companion Unit Transmitter On Sou...

Page 49: ...he unit will turn off when charged Auto Restart will start the unit when charging is interrupted Default is to stay on during charging Charge Set the menu language Language Give the unit a name to help identify it Name Toggle the function indicator on or off Func Indicator Reset the unit to factory settings All settings will be lost Factory Reset Automatically turn off transmission if no sound is ...

Page 50: ...d This is done to avoid interference with any existing signals If the selected channel is busy the following text will appear This channel is busy select a new channel LBT Key Lock Manually activate the key lock About Information about the firmware version Microphone DM30 50 ...

Page 51: ...n Status Ready to receive pairing information Pairing information sent Information received Table 3 Charging indications Indication Status Normal operation Charging in progress Charging complete Low battery Note If the unit is on while charging the function indicator stays red even when the battery is fully charged 51 Microphone DM30 ...

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Page 53: ...Optional accessories 3 The following accessories can be used with your product Soft case Charging stand Table stand Neckholder 53 Microphone DM30 ...

Page 54: ...Boom microphone black Boom microphone beige Clip on microphone Microphone DM30 54 ...

Page 55: ... Weight 904 927 MHz 2 40 2 48 GHz Frequency range transmitter 904 927 MHz 2 40 2 48 GHz Frequency range receiver Built in Antennas Up to 10 hours Dependent on usage conditions Measured with factory settings Operating time Up to 3 hours Charging time Built in microphone omnidirectional Microphone Mic Line in headphones neckloop Connections 55 Microphone DM30 ...

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Page 57: ...Miscellaneous IV 57 Microphone DM30 ...

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Page 59: ... planning To achieve optimal radio performance you need to take into account the distance between transmitters and their frequencies A longer distance between transmitters allows you to use frequencies that are closer together If several transmitting frequencies are being used in the same room the frequency differences between the units should be at least 1 MHz for optimal operation Radio range Th...

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Page 61: ...egrade over time This is normal for all rechargeable batteries Battery lifetime is dependent on usage patterns The battery is preferably charged little and often it will reach 90 of its capacity after half its charging time If stored for long periods of time the battery is best left semi charged Contact your point of purchase when it is time to change the battery Operating times vary depending on ...

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Page 63: ...lity Reduce the distance to the receiver Maximum distance is approx 30 m 100 ft The distance between the microphone and the receiver is too long Poor range and or static interference Redo the pairing procedure See Pairing Comfort Digisystem devices on page 31 The units are not paired Loud hissing noise no sound transfer Disable Auto Power Off Auto Power Off is activated Device will not start durin...

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Page 65: ...y period is 90 days as of the date of delivery Local agreements or regulations may exist Defects caused by careless handling or intervention inside the product or its accessories are not covered by the warranty If you are in a need of service on your device please contact your point of purchase You are always welcome to contact Comfort Audio if you have any questions 65 Microphone DM30 ...

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Page 67: ... comfortaudio com www comfortaudio com Subsidiaries NORWAY DENMARK Comfort Audio AS Comfort Audio ApS Postboks 304 Benediktevej 5 1 sal NO 3201 Sandefjord DK 3480 Fredensborg 47 959 87 910 45 33 78 03 02 info comfortaudio no info comfortaudio dk www comfortaudio no www comfortaudio dk 67 Microphone DM30 ...

Page 68: ...n DE 70563 Stuttgart 31 229 87 01 10 49 711 67 400 224 info comfortaudio nl info comfortaudio de www comfortaudio nl www comfortaudio de USA Comfort Audio Inc 411 E Business Center Drive Suite 109 Mount Prospect IL 60056 USA 1 888 421 0843 usa comfortaudio com www comfortaudio us Microphone DM30 68 ...

Page 69: ...ts concerning Radio and Telecommunications terminal equipment The product is covered by the European directive 2002 96 EC including amendments concerning Waste Electrical and Electronic Equipment WEEE Recycle the product and its accessories according to national regulations Direct current Restriction of usage related to transmitted frequencies may apply due to national regulations Connector for ba...

Page 70: ...Indoor use only Class II equipment Microphone DM30 70 ...

Page 71: ...emarkandcopyrightnotices Comfort Digisystem is a trademark of Comfort Audio AB SecureStream Technology is a trademark of Comfort Audio AB Comfort Audio is a trademark of Comfort Audio AB 71 Microphone DM30 ...

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Page 74: ...t Audio AB Box 154 SE 301 05 Halmstad Sweden Phone 46 35 260 16 00 info comfortaudio com www comfortaudio com MA0506 130529 Comfort Audio AB All rights reserved All content is subject to change without notice ...

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