Humminbird 531478-2_B - Manual (Page 26)

Self Test
Self Test displays results from the internal
diagnostic self test, including unit serial number,
Printed Circuit Board (PCB) serial number,
software revision, total hours of operation and
the input voltage.
Accessory Test
Accessory Test lists the accessories connected
to the system.
NOTE: The speed accessory will be detected
only if the paddlewheel has moved since your
Fishing System was powered up.
NOTE: GPS will be shown as Connected
when your Fishing System detects your GPS
Receiver.
GPS Diagnostic View
GPS Diagnostic View shows a sky chart and numerical data from the GPS
receiver. The sky chart shows the location of each visible GPS satellite with its
satellite number and a signal strength bar. A dark gray bar indicates that the
satellite is being used to determine your current position. A light gray bar
indicates that the satellite is being monitored, but is not yet being used.
NOTE: The GPS Diagnostic View only appears if the GPS Receiver is connected.
This view also reports the current position, local time and date, and other
numeric information. The current GPS Fix Type is reported as No Fix, 2D Fix, 3D
Fix, or Enhanced. An Enhanced fix has been augmented using information from
Accessory Test Screen
System Status Self Test Screen
20