Developed by Hua wei, the OptiX PTN 970 is a new generation metropolitan optical transport platform that transmits packets. Huawei offers a comprehensive portfolio of pluggable StarryLink optical modules for data center networks, with various models providing flexible plug-and-play solutions tailored to diverse interface requirements. This document describes hardware components of the S9700, including the cabinet, chassis, power supply facilities, fan modules, cards, cables, and pluggable modules for interfaces. You can find useful information about S9700 hardware components from this document. Checking transceiver parameters allows users to monitor real-time operating status and locate link faults rapidly.