Humminbird ns25 用户指南

 
 
 
 
 
Installation 
 
Parts Supplied 
 
Before installing your NS25, please ensure that the following parts are included in the box: 
 

• 

Control Head 

• 

GPS Receiver 

• 

Transducer with 20 foot cable 

• 

Quick-Disconnect mounting hardware kit 

• 

Control head mounting hardware kit 

• 

GPS receiver mounting hardware kit 

• 

Card reader mounting kit 

• 

Transducer mounting hardware kit 

• 

6 foot power cable 

• 

20 foot GPS receiver extension cable 

• 

GPS “Y” cable for NMEA output and GPS receiver input 

• 

Publication kit 

• 

In-dash mounting kit 

 
 
 
 
 
 
 
 
It is recommended that you install the NS25 components in the following order; 1) GPS receiver, 
2) transducer, 3) card reader, then 4) control head. 
 
 
GPS  Receiver Installation 
 
To optimize performance of the GPS receiver, mount it in an area that has full exposure to the 
sky. The effective area of reception is 10 degrees above the horizon. 
 
Different circumstances determine the mounting method appropriate for your GPS receiver. 
 
If you have…                                                                                          Then install: 
 
An existing antenna stem with                                                               Stem Mount 
Standard 1” – 14 thread                                                                         (Existing Stem – Fig. A) 
 
Under location access with                                                                    Deck Mount                                              
Deck less than 3/8”                                                                                (Thin Deck- Fig. B) 
 
Under location access with                                                                    Deck Mount 
Deck greater than 3/8”                                                                           (Thick Deck – Fig C) 
 
No access under mounting                                                                     Deck Mount