文中介绍了PM8316的主要功能和接口，给出了它在SDH终端设备中的主要信号电路框图。
The primary functions and interfaces of PM8316are introduced in this paper, the circuit figures of the chief signals of PM8316in the SDH terminal equipment is also presented.
所有端口都具有自动负载检测电路，可以自动检测在提供终端设备上的电源供电。
All ports have automatic load sensing circuitry that automatically detects PoE on the end device before providing power.
数据电路暨数字调制解调器(dsu)由本公司供租与维护。用户终端设备(CPE)由用户自备与维护。
Data Circuit and Data Service Unit (DSU) are provided and maintained by CHT while the customer Premises Equipment (CPE) is provided and maintained by the customer.
数据电路暨数字调制解调器(dsu)由本公司供租与维护。用户终端设备(CPE)由用户自备与维护。
Data Circuit and Data Service Unit (DSU) are provided and maintained by CHT while the customer Premises Equipment (CPE) is provided and maintained by the customer.
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