This document is a user's guide for Siemens Cellular Engines Multiplexer. The document provides the product for testing, evaluation, integration, and information purposes. The product is provided on an 'as is' basis and may contain deficiencies or inadequacies. The documentation and product are provided without any warranty. The risk of using the product remains with the recipient. This product is not intended for use in life support appliances or systems where a malfunction could result in personal injury. Applications incorporating the described product must be designed according to the technical specifications provided in these guidelines. Failure to comply with the required procedures can result in performance issues.