Klein 4000 Series Operation And Maintenance Manual page 50

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CHAPTER 3 Setup and Test
Turn on the SonarPro Workstation or the laptop computer and wait for the
4.
Windows desktop to appear.
the connection.
Do one of the following:
5.
• Turn on the TPU. The POWER and EQUALIZATION IN PROCESS
• Turn on the SP-III TPU by switching the A/C-D/C switch to A/C for AC
temperature climates, protect the towfish from direct exposure to the sun prior to and
during operation.
Start SonarPro and observe that the towfish is transmitting by viewing the
6.
output pulse in the Sonar Viewer window. Also check that navigation data are
being displayed in the Information window.
If a GPS is connected, check that navigation data are being displayed in the
7.
Information window.
Select the 150-range and simultaneous 100-kHz low and 400-kHz high
8.
frequency operation. Select low frequency operation in the Sonar Viewer
window and open a second Sonar Viewer window and select high frequency
operation. Allow the TVG to normalize; it will take about two minutes.
Series 4000 Sonar System Operations and Maintenance Manual
NOTE For the SP-III TPU, should the DC power cable be connected with
the polarities reversed, the D/C POLARITY indicator will illuminate when
the A/C-D/C switch is switched to D/C. Should this situation occur, reverse
indicators should illuminate, and the SYS READY indicator should flash.
Then after approximately 1 minute, the and EQUALIZATION IN
PROCESS indicator should turn off, the EQUALIZATION COMPLETE
and T/F POWER indicators should turn on, the SYS READY indicator
should stop flashing and remain on, and the STATUS TRIGGER indicator
should begin flashing at the ping rate of the sonar.
operation or to D/C for DC operation. The PWR indicator should flash, and
the LOCK LOSS indicator should illuminate. After approximately
1 minute, the T/F PWR indicator should turn on. After an additional
15 seconds, the LOCK LOSS indicator should turn off, and the PWR
indicator should become steady.
CAUTION Serious damage to the towfish electronics may occur if the
towfish is operated on deck for periods longer than fifteen minutes.
Between periods of operation, let the sonar cool for fifteen minutes. In high
P/N 11210094, Rev. 01