Lowrance lmf-400 ユーザーズマニュアル

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Adding a Network Node 
You can add a node to any existing connection, anywhere along the 
network backbone. This connection could be between a T connector and a 
terminator, between two T connectors, between a T connector and a 
backbone extension cable or between two extension cables. Wherever you 
want to add the new node, separate the sockets of the existing connection 
and install the T connector between them.  
 
Add a new device to a NMEA 2000 bus (above) by attaching a T 
connector between two T connectors, between a T connector and the 
end terminator, or between two backbone extension cables. The red 
connector network (below) is built in the same way. Notice the Double 
T connectors on the red connector network. 
 
 
 
If you want to add a node at the end of the backbone (network bus) 
remove the terminator from the last connector, like the figure above. 
Install the new T connector, then attach the terminator to the side of the 
connector.  
Existing network 
node 
Attach 
terminator at 
end of bus. 
Lowrance or LEI device con-
nects to new T connector. 
Add T-shaped con-
nector to add device 
to bus. 
Existing network 
node 
Attach  
terminator at 
end of bus 
Add T-shaped or double T connector to add 
device to bus (maintaining linear architecture) 
Backbone cable 
to rest of bus 
Devices connect to 
Double T connector