Changes or modifications to the product not expressly approved by ENSONIQ could void the user's FCC authority to operate the equipment. In order to fulfill warranty requirements, your ASR-X should be serviced only by an Authorized ENSONIQ Repair Station. The ENSONIQ serial number label must appear on the outside of the unit, or the ENSONIQ warranty is void. ENSONIQ, ASR-X, Scratch Pad, Patch Selects and SoundFinder are trademarks of ENSONIQ Corp.