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Operation Instruction for N1 Net Sounder 

 

1. Product Feature and Application Range 

Saiyang Navigation N1 Net Sounder\ Net Locator adopt advanced AIS 
technology. The emission signal can be clearly distinguished by the ship that 
has installed AIS ( Automatic Identification System) to avoid crash accident. 
Meanwhile, it can track dynamic state of the net and give alarms when the 
fishing net is out of control timely. Then, the fisherman can look for the fishing 
net quickly according to specific direction to avoid the economic lost. 
Saiyang Navigation N1 Net Sounder has the advantages of long signal 

transmission distance, easily distinguished, easy operation, no pollution, free 

maintenance, safety and environmental friendly, etc. The product can be used in 

the fish net in the sea and other occasions that need transmit signal and locate. 

2. Product Operation Instruction 

First, writing the code (operated by dealer). Net sounder enter into normal 

working mode after plugging in. Using exclusive MMSI modify software to 

modify the parameters of net sounder when the GPS antenna is not 

positioning(It can not be set during sleeping state.) MMSI and vessel name are 

supplied by the customer. Set the initial MMSI and vessel name to be 

990000001 and YU CHUAN WANG, emission interval time parameter A to be 

60 (Every 20 means one minute), emission interval time parameter B to be 1 

(Every 1 means three seconds). Read the parameters again after interval three-

five seconds of writing in parameters. Comparing with the parameters to ensure 

the date has been modified and then power it off . 

Note: The indication light of the net sounder is luminous when writing the 

code. Read the parameter again after writing in the parameter to ensure 

the parameter is successfully modified. 

Second, power it on when you want to use. The indicating light twinkle when 

GPS locate. Buzzer dings six times continually and start work. The two 

indicating lights light three seconds, and extinguish after emission. The 

machine is under dormant state. When the setting interval time finishes, the net 

sounder enter into working condition again. Using AIS machine to check the 

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