Please register each device that you would like to send in for repair using an RMA request. You will receive further instructions immediately. Please do not send a device until you have been asked to do so.
RMA registration
This is a service portal for specialist dealers of the brands Accuphase, Advance Paris, Canton, Denon, HEOS, Marantz, Monitor Audio, Roksan, Onkyo, Integra and TCL. If you are a specialist dealer and do not yet have a login, you can request a login at service@cebrands.ch.
Return address for repairs of OPTOMA brand:
Sertronics AG
Lindächerstrasse 1
5413 Birmenstorf
Tel: 056 417 71 11, E-Mail: service@sertronics.com
You can register your repair via the repair portal: https://service.sertronics.net/