About this Guide
This guide describes hardware ports and indicators on Yeastar P-Series PBX System, gives
instructions on how to install the PBX and telephony modules, and quickly log in to the PBX
web interface.
Product covered
• Yeastar P550
• Yeastar P560
• Yeastar P570
Audience
This guide is intended for the person who is responsible for installing the PBX, and adminis-
trator who accesses the PBX for the first time.