Installation manual

Simrad SP70
76
850-164186 / Rev.D
System test
The System test menu is activated by the Test buttoninthe
Setup menu.
The System test menu provides several test routines available to
perform operational and functional tests. These tests are
designed only to be carried out by qualified service engineers.
Test parameters
Test Configuration - This function is only to be activated by
qualified service engineers.
Test Function - This function is only to be activated by
qualified service engineers.
Toggle TxPower - This function is only to be activated by
qualified service engineers.
Test Beam - This function is only to be activated by qualified
service engineers.
Echo Level - This button provides a readout of the current noise
in the waters surrounding the vessel. This noise is caused by air
bubbels, water flow and mechnical disturbances from hull and
engine. In order to obtain the besst possible sonar result, the
noise level readout should be as close to 0.0 dB as possible.
Roll - This is not a button, it is a readout from the sensor of the
actual roll value at the time of the last transmission.
Pitch - This is not a button, it is a readout from the sensor of the
actual pitch value at the time of the last transmission.
TRU Temp- This button provides a readout of the current
temperature inside the Transceiver Unit. If the temperature rises
to unacceptable levels, and alarm will be given.
Interpolation - This is a built-in software function that may
give a more realistic presentation of the echos.
Message bar - This button opens the Message bar parameter
dialogue, which allows you to monitor operational messages
from the sonar.
Installation menu - This button opens the Installation menu
on the top of the display. This menu is used during installtion of
the sonar, and information about this is provided in the
Installation manual.