Page 29 - Electronic Navigation Cyber Book

MISCELLANEOUS

Comply with the maintenance instructions given in the manual. Normally
it is just a monthly cleaning of carbon / dirt deposits from the inside of the
recorder.

Keep a stock of at least 1 spare stylus and 3 months stock of recording
paper.

Compare the soundings obtained with the soundings given in the chart.
Maintain a log to enter the soundings obtained.

Some echo sounders have an alarm to alert the navigator when the
sounding goes below the set sounding.

Method of Use
a. To start using the Echo sounder, click on the power button such that it
rotates to the ON position. The red indicator on the screen lights up
indicating that the Echo Sounder is powered ON.
b. To increase or decrease the gain, rotate the gain knob with the help of
a pointer by left-clicking and moving the tracker ball in the direction
desired. To acquire more echoes increase the gain of the device.

© 2018 Digital Galaxy Index 29