Installation manual

851-164510 / Rev.E
Simrad SP90
Low frequency long range
fishery sonar
Installation manual
WARNING
The sonar must never be powered up when the ship is
in dry dock. The transducer will be damaged if it
transmits in open air. To prevent inadvertent use of the
sonar, pull out the mains plug on the Sonar Processor
Unit whenever the vessel is in dry dock.