Our repair service is available for the devices produced by us just as for the products sold by us!

To send defective units to us:

1. Request our repair service for an RMA ticket

The following data are required:

  • Number of devices
  • Device type(s), for example: DMOD2SX
  • Employee responsible/ contact

You can request the RMA ticket by telephone, fax or e-mail.

  • telephone: +49 (0) 7825 8693 200
  • telephone: +49 (0) 7825 8693 216
  • fax: +49 (0) 7825 8693 229
  • e-mail:

The RMA ticket will be sent to you by post, fax or e-mail.

Is the repair complete the RMA ticket loses its validity!
Please request a new RMA ticket for each submission.

2. Complete missing data

Enter the missing data in the RMA ticket

The following informations are important:

  • Serial number
  • Detailed description of the error
  • Accessories supplied


For warranty service, please attach a copy of the invoice.

Are the devices assigned to a cost center,
write it in the RMA ticket please.

3. Devices and RMA ticket shipping

Please send the devices with the RMA ticket to the following adress:

Repair service
Industriestrasse 25
77972 Mahlberg


Please frank the shipment sufficiently.
Insufficient franked shipments will not be accepted.

In case of a problem please contact us!

We are happy to help you out with any problems you might have with our products. 

9 + 11 =

Our Address


Designhaus für Mikroelektronik

Industriestrasse 25
77972 Mahlberg

Telefon: +49 (0) 7825 8693 200
Fax: +49 (0) 7825 8693 229

DFM Audio GmbH