L3 comminications SERIES 5000, Operation And Maintenance Manual

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CHAPTER 1 Overview
Series 5000 Sonar System Operations and Maintenance Manual P/N 11210060, Rev. 13.0
Front panel.
The power switch is located on the access panel as shown in
Figure 1-1 on page 1-3. All control of the TPU is done remotely via the LAN.
Power supply.
The power supply provides 200 VDC to energize the towfish
via the tow cable. The 200 VDC is used for the transmitter stages in the towfish
and also powers a ±12 VDC power supply in the towfish that provides
operational voltages for the towfish electronics.
Rear connector panel.
The rear connector panel provides the following I/O
connectors as shown in Figure 1-6:
• TOWFISH (See also Table 1-2.)
• AC (See also Figure 1-7 and Table 1-3.)
• COM 1 and COM 2 (See also Figure 1-8 and Table 1-4.)
• TRIG IN
• TRIG 1 OUT
• TRIG 2 OUT
• PARALLEL (See also Figure 1-9 and Table 1-5.)
• LAN
Figure 1-6:
TPU Rear Panel
Table 1-2:
TOWFISH Connector Pinouts
PIN NO. LABEL FUNCTION
1 Center pin +200 VDC power and multiplexed data
2 Shell Shield power and data return