| About This Guide | 9About This GuideThank you for choosing Yealink T58A/T56A Skype for Business phones, which are designed to work with the Skypefor Business Server. This guide provides everything you need to quickly use your new phone. Firstly, verify with yoursystem administrator that the IP network is ready for phone configuration. Also be sure to read the Quick Start Guidein your phone package before you set up and use the phone. As you read this guide, keep in mind that some featuresare configurable by your system administrator.• Related DocumentationsRelated DocumentationsYou can view the following types of documents on each product support page on Yealink Support:• Quick Start Guide: This guide describes the contents of your package, how to assemble the phone or accessory,and how to use the basic features. This guide is also included in your phone package.• Administrator Guide: This guide provides detailed information about setting up your network and configuringfeatures.• AutoP Guide: this guide introduces the AutoP parameters for configuration.Getting Started with Skype for Business PhonesThis chapter aims to make you familiar with phone user interface.Note: As you read this guide, keep in mind that some features are only configurable by your systemadministrator or determined by your phone environment. As a result, some features may not be enabled ormay be operated differently on your phone. Additionally, the examples and graphics in this guide may notdirectly reflect what is displayed or is available on your phone screen.• Hardwares of T58A and T56A• Overview of Phone Screens• Icon Introductions• LED Instructions• Entering Data and Editing Fields