Simrad SP90 - REV E, Installation Manual

Page: 121 / 232

Start-up procedures
109
851-164510 / Rev.E
9.5 Starting up the wheelhouse units
Introduction
If the AC mains plug on the SP90 Sonar Processor Unit has
been disconnected, the initial start of the sonar must be made by
pressing the start switch
S101 . This switch is located behind the
small lid on the front panel of the Sonar Processor Unit.
The AC mains plug must be disconnected when the vessel is in
dry dock etc. This in order to prevent inadvertent use of the
sonar, which in such case could cause serious damage to the
system.
Start up
Observe the following procedure for starting up the sonar.
1 Connect the Sonar Processor Unit’s AC mains plug.
2 Press the Power button on the display unit.
- Check that the text Sync... appears on the display . after
approximately 10 seconds.
3 Locate the start switch S101 behind the front door on the
front panel of the Processor Unit, and press the switch for
approximately two seconds.
4 Check that the green LED beside the Power button on the
Sonar Operating Panel starts blinking.
- The sonar is now loading up the sonar programme, and
after approximately two minutes, the sonar menu will
be displayed.
Figure 32
Location of switch
S101 on the SP90
Sonar Processing
Unit