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Simrad HS50 Heading Sensor
46 20221081 / F
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In normal operation it takes about one minute from the Display
unit is powered on until information appears in the display. If
the display screen is still black after three minutes from power
on, do as follows:
• Check the power connection to the Processing unit, and
check that the Processing unit is supplied with correct
voltage. Refer specification in Power section, page 7.
• Press the
POWER button on the Display unit two or three
times in case of poor connection.
If there are still no information on the display, consult your
nearest Simrad dealer for assistance.
No valid data
In normal operation it can take up to 15 minutes from the
Display unit is powered on to full accuracy on all data is
obtained, and the indicators showing valid data. If all the
indicator boxes are still white after 15 minutes from power on,
then do as follows:
• Check that connectors are properly connected to Display unit
and Sensor unit.
• Check that cables from Sensor unit and Display unit are
correctly terminated to the Processing unit according to the
pin-out shown on page 20.
• Check that the cables are correctly terminated in the
connectors. Refer Cable wiring, page 13 for the Sensor unit,
and Display unit cable page 17 for the Display unit. If not,
switch off the power, re-connect the cable to the connectors
properly, and power on the unit again.
• If all connections are correct and still no valid data, the
mounting location of the Sensor unit may not be suitable, less
than four satellites are in view, or there may be an
obstruction between the Sensor unit and the GPS satellites.
Check the mounting location and consider relocation
according to Location of the unit, page 10.
If there are still no valid data, consult your nearest Simrad dealer
for assistance.