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Comfort Digisystem User Manual
SecureStream
Technology
Microphone
DM30
English

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Table of Contents
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Summary of Contents for Comfort audio DM30

  • Page 1 Comfort Digisystem User Manual SecureStream Technology Microphone DM30 English...
  • Page 2: Table Of Contents

    User Manual Table of contents Page Introduction of the Comfort Digisystem Presenting the Microphone DM30 Functions of the Microphone DM30 Getting Started Attaching the neck loop at the Microphone DM30 First Time Use Menu and settings More Functions Radio Range and Channels...
  • Page 3: Introduction Of The Comfort Digisystem

    The DM30 can be used as teacher or student microphone, depending on the settings, see later in this manual. The DM30 is equipped with a voice AGC (Automatic Gain Control) to maintain a comfortable sound level at all times. Microphone DM30...
  • Page 4: Functions Of The Microphone Dm30

    Functions - Microphone DM30 Clips Input for accessories Menu control Function button Volume control Pairing button On / Off Neck loop DM30 (accessory) Menu control Function indicator Display Microphone Charging socket Microphone DM30...
  • Page 5: Getting Started

    Getting Started Charging The microphone DM30 is chargeable. Charge the DM30 at least 3 hours before you use it for the first time. An empty battery is fully charged within 3 hours. During charging, the function indicator shows red and a lightning bolt appears through the battery symbol in the display.
  • Page 6: Attaching The Neck Loop At The Microphone Dm30

    Attaching a neck loop to the Microphone DM30 1. Connect the contacts of the neck loop at the top of the unit. 2. The contacts have to be pressed in straightly and firmly. Press in the contacts to the end. Check that the neck loop is connected firmly.
  • Page 7: First Time Use

    Portable system Both teacher and all pupils can use the Microphone DM30. DM30 is a microphone for closer range. It works best within approx. 30 cm. The microphone can be attached to your clothes with its clip or worn around the neck with the delivered necklace (2 lengths available).
  • Page 8 The pupils’ DM30s are set into the mode . In this mode, the DM30s receive sound of the teacher’s DM30; at the same time, they can send via the teacher’s DM30 to all other units in the classroom. When FCR is activated in all pupils’ units only one student at a time can send.
  • Page 9 1. The teacher has a DM30, programmed as Master Unit. 2. The pupils wear their DM30s, programmed as Companion Units. 3. The teacher’s voice is sent from his/her DM30 to all student DM30s. 4. As soon as a pupil activates his/her transmitter, his/her voice is sent to the teacher’s DM30;...
  • Page 10: Menu And Settings

    Channel well as how to change the Pair settings. Mode Master Unit Companion unit Sound Loop Socket Internal Mic Settings PIN Code Charge Language Name Func. Indicator Factory Reset Time out TX Key Lock About Microphone DM30...
  • Page 11 To use a receiver and a transmitter together, they must be set to the same channel. The DM30 has both, a receiver and a transmitter; at delivery it is programmed with one transmitting and one receiving channel. The radio frequencies of the transmitter and the receiver must not be too close to each other to avoid disturbances.
  • Page 12 2. Choose Receive info in one unit; Ready to receive pairing information shows in the display. 3. Choose New Code Key – Yes in the other unit. 4. Generate New Code Key and send info? shows in the display. Choose Yes. Microphone DM30...
  • Page 13 1. Choose Receive info in the menu (Communication – Pair) or press pairing button 1x long 2. Enter the menu and choose Communication – Pair – Pair Comp.Ch. (Pair Companion channel) – Send info 3. The transmitter is now included into the DM30 system and sends on the Companion channel. Microphone DM30...
  • Page 14 Enter the menu Mode – Button mode and choose your programming: None: Sound is received and sent continuously. Push to talk: The microphone is only switched on when you press the button. Mic. On/Off: The microphone is switched on/off when you press the button. Microphone DM30...
  • Page 15 Here you decide how you want to use the socket at the long side of the unit. Loop Must be activated when a neck loop is used with the DM30. If this function is chosen, the menu control also works as volume control.
  • Page 16 When Line-in is activated and as soon as a cable is connected to the DM30, it switches automatically to continuous transmission, even if Push-to-talk or Mic. On/Off was chosen before. Like this it is possible to use a DM30 as a companion unit (e.g. by a second teacher) and as a multimedia connection without having to switch modes.
  • Page 17 Time out TX If this function is activated, the DM30 will stop transmitting if no sound is registered for 1 minute. As soon as any sound is detected the trans- mission starts again.
  • Page 18: More Functions

    Is FCR indicator activated, the function indicator shows red when the channel is occupied. When using the button function Receiv On/Off (Receiver On/Off) (Master Unit), the indicator shows red when the receiver is switched off. Microphone DM30...
  • Page 19: Radio Range And Channels

    In addition to channels 1-3, under “Extended” there are several channels in bands A-F which require a licence in most European countries: 768 - 785 MHz B 854 - 863 MHz 853 - 854 MHz 865 - 872 MHz Microphone DM30...
  • Page 20: Attached Accessories

    If you use more than 2 charging stands, a more powerful charger (A14) is necessary. Desk stand Desk stand for the Microphone DM30. For other accessories, please visit our website www.comfortaudio.com...
  • Page 21: Trouble Shooting

    Check that the transmitter and receiver are set to the same channel. Loud hissing noise (no sound transfer) Check that the units are paired. The unit will not start during charging Disconnect the charger. Choose Settings - Charge - Auto power off in the menu. Microphone DM30...
  • Page 22: Service And Warranty

    Battery lifetime depends on how the product is used. Contact your point of purchase when it is time to change the battery. You are always welcome to contact us at Comfort Audio if you have any questions. Technical Data...
  • Page 23: Important Safety Instructions

    9) Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles. and the point where they exit from the apparatus. 10) Only use attachments/accessories specified by Comfort Audio AB. 11) Unplug this apparatus during Iightning storms or when unused for long periods of time.
  • Page 24 19) Never charge product in closed, unaired spaces such as handbags, cases or other closed storage bags. 20) Only use batteries and power supply specified by Comfort Audio AB. 21) You must not change the battery yourself; please contact your point of purchase.
  • Page 25 Microphone DM30...
  • Page 26 Microphone DM30...
  • Page 27 Microphone DM30...
  • Page 28 Manufactured by: Comfort Audio AB Box154, SE-301 05 Halmstad, Sweden Tfn +46 35 260 16 00 Fax +46 35 260 16 50 info comfortaudio.com www.comfortaudio.com...

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