Installation manual

Start-up procedures

127

851-164510 / Rev.E

Actions on the bridge

Note: This procedure must be performed simultanously with the next

procedure; Actions in the sonar room.

The instructions marked Sonar room are performed in the sonar

room.

1 Start up the sonar.

2 Check that the depth is sufficient for lowering of the

transducer.

3 Lower the transducer to middle position by giving a short

press on the Middle button.

4 Set the TX Power in the Horizontal menu to Low,and

check that echoes appear on the display.

5 Sonar room: Check that the voltmeter on the HV Power

unit shows approximately 25 V.

6 Sonar room: Check that the TX Enable LED (TXEN) on

the TIB board starts flashing.

7 Set the TX Power in the main menu to Medium,and

check that the echoes become stronger.

8 Sonar room: Check that the voltmeter on the HV Power

unit shows approximately 50 V.

9 Set the TX Power in the Horizontal menu to Full,and

check that the echoes become even stronger.

10 Sonar room: Check that the voltmeter on the HV Power

unit shows approximately 100 V.

If the Hull Unit is installed differently from the recommended

orientation, the echo picture on the display must be aligned to

show the echoes in correct position.

References

→ Locations of LEDs, page 129