NorthStar Navigation 491 installation manual Cable connection between the 961/962

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SECTION THREE — Installing the 491

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

961/962 P1 Connector Plug

(Wiring Side View)

Green

Orange

 

White

 

Violet

Data Cable

Brown

Black

Blue

Red (not connected)

FIGURE 8: Interface cable connection from 961/962 to 491

Table 4: Cable connection between the 961/962 and 491

961/962 pin number

961/962 P1 signal name

Cable wire color

9

Port 3 In (A)

Blue

 

 

 

 

10

Port 3

In (B)

Black

 

 

 

11

Ground

Brown

 

 

 

 

12*

Port 3

Out (A)

Violet

 

 

 

 

12*

Port 3

Out (A)

White

 

 

 

 

13

Port 3

Out (B)

Orange

 

 

 

16

Ground

Green

 

 

 

**

Not connected

Red

 

 

 

 

* Connector P1, pin 12 on the 961/962 requires two connections from the cable.

**The red wire is not connected on the 961/962 end, and should be insulated and capped.

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491 INSTALLATION MANUAL Revision A

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Contents Echo Sounder Installation Manual Page Table of Contents Page Who should read this manual Scope of this manual Section ONE IntroductionWelcome to the Northstar Installation considerations Section TWO Installing the transducer Safety considerationsNorthstar-recommended transducers Airmar transducer elementsChoosing a mounting location Do not mount the transducerHull thickness limits Installing the transducer LWLUsing anti-fouling paint LWLCleaning a transducer DetailPage Section Three Installing Section Three Installing Installation Manual Revision a System components Echo sounder system components with the Northstar 961/962Mounting 190 dia 360 diaWiring Connecting the 491 to the 961/962Cable connection between the 961/962 Interface cable connection from 961/962 toConnecting the 491 to the 957/958 Connecting the 491 to a transducer 491-to-transducer connector pin wiringFor the 961/962 Initial checkoutTurning the 491 on Installation test checklist Setting up the echo sounderTurning the 491 off For the 957/958/6000iSection Four Troubleshooting and servicing Status LED961/962 echo sounder system troubleshooting 957/958/6000i echo sounder system troubleshooting Getting technical support Contacting NorthstarOrdering replacement parts Servicing Hearing from youReturning a 491 for service Appendix a Technical specifications 491 technical specificationsON/OFF Glossary Cavitation Deadrise Echo sounder Fairing block TransducerGlossary Installation Manual Revision a Index 491 Index Index Installation Manual Revision a