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Grandstream Networks GWN7800 Series Quick Installation Manual page 5

Entreprise layer 2+ managed network switch
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2. After plugging the power cord into the power outlet, slide the
protector over the remaining strap until it slides over the end of the
power cord.
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.
PORT CONNECTING
Connect to RJ45 Port
1. Connect one end of the network cable to the switch, and the other
end to the peer device.
RJ45 port
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.
RJ45 port
Crystal head
~ 7 ~
Connect to SFP 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.
SFP port
Fiber module
~ 8 ~

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