NorthStar 961 Reference Manual page 72

Chapter 3 - Using the Controls
Page 3-14
Echo sounder setup menu
For details about setting up the 490 Echo Sounder, see the
Northstar 490 Echo Sounder Installation Manual (GM490).
Service menu
The SERVICE MENU screen uses five menu keys—PRODUCT
INFORMATION, RECEIVER SETUP, PORT SETUP, GPS
STATUS, and DATABASES AND LOG—to control service
functions:
Use the PRODUCT INFORMATION key to view such
•
information as the serial number and software revision of
the control head(s) and processor, the self-test status and
software revision of the GPS and beacon receivers, and
the amount of memory in the processor. For more about
viewing product information, see "Viewing product
information" starting on page 14-2.
Use the RECEIVER SETUP key to set the time for GPS
•
speed averaging, set the lowest usable satellite elevation,
view the version of the beacon receiver, turn the DGPS
961/962 Operations and Reference Manual, Rev. A
Service menu screen