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Grandstream Networks GWN780 Series User Manual page 10

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3. Wrap the strap of the protective cord around the power cord and lock it tightly. Fasten the straps until the power cord is
securely fastened.
Connect to SFP Port
1. Connect one end of the network cable to the switch, and the other end to the peer device.
2. After powered on, check the status of the port indicator. If on, it means that the link is connected normally; if off, it means
the link is disconnected, please check the cable and the peer device whether is enabled.
Connect to Console Port
The installation process of the fiber module is as follows:
1. Grasp the fiber module from the side and insert it smoothly along the switch SFP port slot until the module is in close
contact with the switch.
2. When connecting, pay attention to confirm the Rx and Tx ports of SFP fiber module. Insert one end of the fiber into the Rx
and Tx ports correspondingly, and connect the other end to another device.
3. After powered on, check the status of the port indicator. If on, it means that the link is connected normally; if off, it means
the link is disconnected, please check the cable and the peer device whether is enabled.
Notes:
Please select the optical fiber cable according to the module type. The multi-mode module corresponds to the multi-mode
optical fiber, and the single-mode module corresponds to the single-mode optical fiber.
Please select the same wavelength optical fiber cable for connection.
Please select an appropriate optical module according to the actual networking situation to meet different transmission
distance requirements.
The laser of the first-class laser products is harmful to eyes. Do not look directly at the optical fiber connector.
Connect to RJ45 Port
Connect to SFP Port

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