Installation manual

Start-up procedures
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851-164574 / C
9.3 Starting up the stand-by power supply
In order to start up the sonar units, the +24 Vdc stand-by power
supply in the Transceiver Unit must be started first.
Figure 30 The Transceiver Unit
power system
Observe the following procedure to start up the stand-by power
supply. To ensure correct operation, tick off every item when the
action has been carried out.
1 Check that the mains input connector P201 on the front of
the power supply in the Transceiver Unit is disconnected.
→ Refer to figure 30.
2 Check that the switch S202 on the front of the power supply
is set in the Off (middle) position.
3 Insert the mains fuses for the Transceiver Unit on the ship’s
mains fuse box.