NorthStar 957 Operator's Manual page 200

status on first start-up 9
SAVE key 29, 89, 153
Serial number
required for repair 4
viewing your 957's 153
Service
obtaining technical support 3
returning the 957 for repair 4–5
RMA number 4
warranty statement 4
Setting up your 957 138–151
Sharing waypoints and routes. See Import/export 77
Signal to Noise Ratio
definition of 180
using the 56
SNR. See Signal-to-Noise Ratio
Software updates, installing 152
SOG. See Speed-over-ground.
Speed averaging 53, 147
Speed-over-ground 147
displaying on chart screen 12
displaying on steering screens 105
STAR function key 21, 27
STEER function key 26
Steering screens
adding extra accuracy to 145
overview 27
units of measurement for 139
using the 104–108
Support. See Service
Symbols
alarm 8
arrow for legs 116
arrow for tide level 132
arrow for waypoint pass status 115
Page 192 957 Operator's Manual Rev. B