About your T7406 telephone / 17T7406 Installation GuideEach base station must use a separate ISM half band. For moreinformation about setting the dip switches, refer to Installing the BaseStation on page 21.If other devices operating on the ISM band interfere with the T7406base, the other half of the band may be used to try to minimizeinterference. In this situation, install only one base station and threehandsets per location.Spare PartsYou can order spare parts for your T7406 telephone. For moreinformation about spare parts, refer to T7406 Parts Lists on page 17.For more information about accessories, refer to Optional accessorieson page 49. For more information about ordering, contact your systemadministrator.T7406 Parts ListsAlong with this guide, the following items are included with the T7406telephone.System parts listBase station and Mounting Bracket PoweradapterTelephone cord(3)Mounting bracket