Klein 4000 Series Operation And Maintenance Manual page 78

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CHAPTER 5 Technical Description
CPU board.
between the laptop computer running SonarPro and the tow fish. It executes a
real-time data server which outputs sonar and sensor data to and receives
commands from an external client, such as SonarPro
Topside Telemetry board.
interface for the SP-III TPU. Specifically, the Topside Telemetry board
performs the following functions:
• Separates the uplink data signals, the downlink command signals and the
• Acquires sonar and sensor data and reformats the data as required for the
• Generates command and timing signals for the towfish.
• Matches the time references at the tow fish and the SP-III TPU.
Power Integration board.
the towfish from either a 12 VDC or a 88–264 VAC, 47–63 Hz source. It also
provides filtering, reverse polarity protection, and fusing of the input power.
Panel Interconnect board.
mechanical cable interface to the various external connectors in the system.
Series 4000 Sonar System Operations and Maintenance Manual
The CPU board functions as the command and data interface
towfish power.
CDI board.
The Topside Telemetry board provides the cable
The Power Integration board provides 200 VDC to
The Panel Interconnect board facilitates a simple
P/N 11210094, Rev. 01