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SECTION ONE: Introduction
Page 4 957 Installation Manual, Revision C1
Step 5. (Optional) Install and connect the Northstar 490 Echo
Sounder. For instructions, see the Northstar 490
Installation Manual (part number GM491).
Step 6. Connect the 957 to ship’s power, the 2201 or 2701, and
optionally, the 490—see ”Wiring the 957” on page 13.
POWERING UP AND INTERFACING:
Step 1. Turn on the 957—see ”SECTION FIVE: Checking out the
system” starting on page 31.
Step 2. Check that the system is running properly by performing a
functional test, including checking for GPS/WAAS signals.
For help, see ”Installation-test checklist” on page 37, and
Table 10, “Troubleshooting the 957 installation,” on
page 55.
Step 3. (Optional) Connect the 957 to a remote display or a video
source such as a video camera—see ”SECTION SIX:
Interfacing the 957 system” starting on page 39.
Step 4. Configure the NMEA output ports—see ”Configuring the
NMEA output ports” on page 41, and the RS-232
port—see ”Configuring the RS-232 port” on page 47.
NOTE:
USING THE 957’S REMOTE CONTROL
The 957’s optional remote control will operate all of
the 957’s controls except for the
PWR
key. You
can’t use the remote control to turn the 957 on or
off.