This document serves as a reference guide for the Panasonic DSS Console (KX-T7440) and DSS Console for Attendant (KX-T7441). It details how to prepare the unit for use with Digital Super Hybrid Systems (DSHS), including connection requirements and accessory usage. The guide explains the location and function of controls, such as the 66 or 48 DSS buttons depending on the model, and provides instructions for attaching proprietary telephones.
The KX-T7440 has 66 DSS buttons.
The KX-T7441 has 48 DSS buttons.
No, a standard telephone cannot be used; it requires a Digital Proprietary Telephone.