Simrad SX90 SW 1.3.6 - SOFTWARE RELEASE NOTE REV E Mode d’emploi
Introduction
This document describes the
software and other changes introduced
with the following new software
versions:
• ProcessorUnit:SW1.6.5
• BeamformerUnit:SW1.3.6
TheProcessorUnitsoftwareisthe
SX90programthatcontrolsthemenu
system,operationalmodes,features
andpresentations.
TheBeamformerUnitsoftware
controls how the data from the
TransceiverUnitarereceivedand
processedpriortopresentation.
Software changes
The following changes have been
implemented.
• Bugcausingsoftwarecrashes
duringmodechangesisxed
• Audiooutputimplemented
(Turn the page for more information)
• Noiselterfunctionality
improvedbyaddingapost
integrator
(Turn the page for more information)
• Correctionofrollandpitch
readout
• Factorydefaultvaluesimproved
• Minorbugxes
Documentation changes
TheSWupgradeprocedurehasnot
beenrevised,theformerversionBis
stillvalid.
The SX90 Reference Manual
and the SX90 Operator Manual are
bothchanged.TheSX90 Installation
Manualisalsorevised.
How to connect an audio system
totheSX90sonarisexplainedinthe
Software release note
Simrad SX90 SW 1.6.5 / 1.3.6
TECHNOLOGY FOR SUSTAINABLE FISHERIES
www.simrad.com
revised installation manual, and in a
dedicateddocumentprovidedforour
dealers.
Do I need the new
software?
The new release is considered to
beveryimportant,andwerecommend
thatallusersupdatetheirsoftware.
If I do not wish to
upgrade?
Nothinghappensifyoudonot
wishtoupgrade,butyouwillnotbe
abletousethelatestimprovements
providedforthesonar.
(Turn the page for more information)
316866 / Rev.E / January 2009
Kongsberg Maritime AS
Strandpromenaden 50
P. O.Box111
N-3191 Horten,Norway
Simrad
Telephone: +4733034000
Telefax: +4733042987
simrad.sales@simrad.com
www.simrad.com
How do I perform the
update?
Endusersarenotpermittedto
performthissoftwareupdate.Tocarry
outtheupgradeprocedure,youmust
contactyourlocaldealerforadvice.
About the new audio
output
Theaudiooutputisprovidedby
theBeamformerUnit.Youwillneed
toobtainapoweredspeakersystem
andconnectthistotheaudiooutput
ontherearsideofthecomputer.
Theaudiosignalisinterpreted
from the echoes detected under
the audio line, and only from the
horizontaltransmissions.Thesound
isdemodulatedto800Hz,andboth
anexpanderandacompressoris
implementedtoenhancethesound
quality.
The volume must be adjusted on
thespeakersystem.Ifyouwishto
mutetheaudiooutput,youcanpress
the MutebuttonontheOperating
Panel.
Formoreinformationaboutaudio
setupandspeakeroptions,refertothe
document Simrad SX90 Audio setup
procedure[316262].Thisdocument
can be downloaded from our website
www.simrad.com.
About the improved noise
lter functionality
The Noise Filter button on the
Horizontalmenuwillnowprovide
additionalfunctionality.A“post
integrator” has been added, this means
thatthenoiselteringnowtakes
placebothoneachindividualreceiver
channel (as before) and now also after
thebeamforming.
Thelterfunctionshavebeen
implementedasfollows:
• Off:Allltersareswitchedoff
• Weak: Only the receiver channel
lteringisactive
• Medium: The receiver channel
lteringisstronger,andthepost
integrator is active
• Strong: The receiver channel
lteringisstrongest,andthepost
integratorisactive.
WesuggestthattheNoise Filter is
used as follows:
• Weak: This setting does not affect
your targets, we recommend that
thisisyourdefaultsetting.
• Medium:Youwillexperience
moreconsistentechoes.We
recommend this setting for schools
ofsh,butnotforscatteredsh.
Thissettingwillhelpagainst
moderatebottomreverberation.
• Strong:Usethissettingonlyif
youhaveanoiseproblem.
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