Installation manual

Start--up procedures
115
851--164300 / C
Actions in the sonar room
Note This procedure must be performed simultanously with the previous
procedure; Actions on the bridge.
The instructions marked Bridge are performed on the bridge.
1 Bridge: Start up the sonar.
2 Check that the Transceiver Unit starts up after approximately
one minute, and that the two LEDs marked D5 and D6 on the
top of the circuit board start to flash.
→ For location of the LEDs, refer to figure 38 on page 112.
3 Check that the 80V LED on the Power Control Unit is lit.
4 Bridge: Check that the depth is sufficient for lowering of t he
transducer.
5 Bridge: Lower the transducer to middle position by giving
a short press on the Middle button.
6 Bridge: Set the TX Power in the Horizontal menu to
Narrow, and check that echoes appear on the display.
7 Check that the LED marked D9 on the circuit board starts to
flash to indicate every transmission.