NorthStar Navigation NorthStar 491 ユーザーズマニュアル

Northstar 491

Echo Sounder

Operations Manual

This manual is for using the 491 sounder with the
Northstar 957, 958, 961 and 962 navigators. For the
Northstar

6000i

, information in Section 6 of its manual can

be used instead.

Revision A

Part Number GM494

Northstar

a unit of Brunswick New Technologies Marine Electronics

30 Sudbury Road

Acton, Massachusetts 01720

www.NorthstarNav.com

Service: 978/897-6600

Sales: 800/628-4487