Operation Manual

Simrad SH80

850-164385 / Rev.C

Start and stop procedures

Note: Before you start the sonar, check that the water depth is

sufficient, and that the vessel’s speed is within the maximum

speed specified with the transducer lowered.

Start procedure

Observe the following procedure to power up the sonar.

1. Press the Power button on the monitor to power up the

display monitor.

2. Press and hold the red Power button on the Sonar

Operating Panel for approximately two seconds to start the

sonar.

- The green LED next to the button indicates that the

sonar starts loading the program. After approximately

one and a half minutes the sonar picture will be

displayed.

3. Press the Down button to move the transducer to the lower

position.

- The green LED next to the button will flash, and an

audible signal indicates that the transducer moves

downwards.

- Observe that the TX Power: Off buttoninthe

Horizontal menu starts to flash. In order to prevent

inadvertent start of the transmitter, the transmit power

is automatically switched off when you power up the

sonar.

- When the bottom position has been reached, the LED

will illuminate continuously, the audible signal stops,

andthetopbuttonintheStatus parameter dialogue

shows: Transducer: DOWN.

4. Set TX Power to On in the Horizontal menu.

This completes the normal start-up procedure.

Middle

Down

MAIN SW.