Simrad GB40 - Echosounder: Pulse Power; Echosounder: Gain Setting

¾ To change the scroll speed:
• Display the Echosounder pane and the main menu. If you can't
see the
Settings button, select Return.
• Select
Settings.
• The
Scroll Speed button shows the current setting. Select it
to change the setting.
◦ Very Fast shows the shortest history with the best fish
detail. This is the default.
◦ Fast shows a short history with good fish detail.
◦ Medium shows a longer history with some fish detail.
◦ Slow shows the longest history with little fish detail.
◦ Pause freezes the pane so that it can be printed out,
photographed, or examined in detail.
7.7 Echosounder: Pulse power
Use this if you want to change the power output of the transmitted
sonar pulse.
¾ To change the pulse power setting:
• Display the Echosounder pane and the main menu. If you can't
see the
Settings button, select Return.
• Select
Settings.
• The
Pulse Power button shows the current setting. Select it
to change the setting.
• There is a choice of:
◦ Auto. This is the default.
◦ High.
◦ Medium.
◦ Low. This conserves the battery and produces the clearest
display in shallow water.
7.8 Echosounder: Gain setting
The gain is a fixed line shown on the advanced A-scope pane as a
thin red vertical line. You may find it useful to view this screen
while you adjust the gain setting.
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