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957 Installation Manual, Revision C1 Page 1
SECTION ONE:
Introduction
Welcome to the
Northstar 957
The Northstar 957 is a full-featured color GPS/WAAS vector
chart navigator. The 957 can be connected with a variety of
optional equipment such as the Northstar 490 echo sounder,
and with VGA output equipment such as the Northstar 1201
remote display. Other optional interfaces include any
NTSC-compatible video input equipment (such as a video
camera, TV, DVD, or VHS), and the optional Northstar 2701
DGPS/WAAS receiver (used instead of the standard 2201) for
WAAS and GPS plus radiobeacon differential.
Who should read
this manual
The Northstar 957 Installation Manual is for marine technicians
who are installing, interfacing, and troubleshooting the
Northstar 957 GPS/WAAS chart navigator system and other
optional compatible equipment.