In addition, manuals are subject to change without notice.Please contact your local Siemens office to order a current version or refer to our website.This document is valid for ACUSON SC2000 and ACUSON SC2100 Ultrasound Systems with MSS 123-456 standard codeEXTID-3 - Ultrasound Systems for example XT12, XL419 etc. with EU-123 regulation are also covered in this tender document In addition, manuals are subject to change without notice.