The Guangzhou Optical Bridge GQ3004M/EM and GQ3008M/EM desktop integrated optical terminal user manual provides overview, specifications, installation and…
This manual describes the desktop integrated optical terminal series developed by Guangzhou Optical Bridge. It covers the GQ3004M, GQ3004EM, GQ3008M and GQ3008EM models, which support Ethernet, E1, RS232, FXO/FXS telephone and other interfaces for voice, data and video transmission.
The document includes a product overview, functional description, technical specifications, installation procedures, safety requirements and accessory wiring details, helping users install, configure and maintain the equipment safely and efficiently. This manual is written in Chinese.
| Operating temperature | 0 °C ~ +45 °C |
|---|---|
| Storage temperature | -40 °C ~ +70 °C |
| Input voltage | AC 220 V / DC +5 V |
| Ethernet port speed | 10 M/100 M auto‑negotiation |
| Optical transmit power | ≥ -12 dBm |
| Optical receive sensitivity | ≤ -36 dBm |
| Dimensions (W × H × D) | 180 mm × 36 mm × 170 mm |
| Ground resistance requirement | ≤ 4 Ω |
The equipment should be grounded with a resistance of 4 Ω or less.
The unit can be powered by a +5 V DC supply or by AC 220 V through a DC‑5 V adapter.
The GQ3004M model provides four user interfaces.