This manual introduces the working principle, technical indicators, structure and installation, call processing, parameter settings and other contents of the switch, and is suitable for the installation, debugging and maintenance of ZTE 9700 switch.
This manual describes the overall design, features and functions of Huawei's digital PBX system, including its modular architecture, hot‑backup processor, and extensive voice and data capabilities. It also outlines the technical standards and compliance with international telecom recommendations.
The document details hardware installation, parameter settings, call processing, billing integration, E1 and other relay interfaces, as well as remote maintenance via LAN, modem and Internet. Appendices contain extensive parameter tables and function codes for extensions and trunks. This manual is written in Chinese.
| Transmission loss (extension‑to‑extension) | 2–7 dB |
|---|---|
| Crosstalk attenuation | > 67 dB |
| Weighted noise level | ≤ -67 dBm |
| Power supply | AC 220V ±10% 50±2Hz or DC 48V |
| Power consumption | 50–500 W (depends on number of extensions) |
| Supported relay interfaces | Z, S/T, U, E1, E&M, carrier |
It supports Z, S/T, U, E1, E&M and carrier interfaces.
The system can be powered by AC 220 V ±10 % at 50 ± 2 Hz or by DC 48 V.
Power consumption ranges from 50 W to 500 W depending on the number of extensions.