Raymarine a67, Installation And Operation Instructions Manual, Page: 201 / 330

17.20 Sounder set–up menu options
This section describes the settings you can change using the sounder set up menu: ( Menu > Set-up > Sounder Set-up ). The set
up menu contains settings that are likely to be changed infrequently.
Menu Item Description Options
Internal Sounder Switch the built in sonar on and off, for use when you have
more than one multifunction display with internal sonar.
Note: Disabled on non-sonar variants.
Note: Must be set to Off if an external sonar is
connected.
• On
• Off
Ping Rate Limit Provides a speed limiter; it is useful to adjust the ping rate
to suit local conditions. For example, the ping rate may be
too fast when there is a hard bottom in shallow water. The
internal sonar reverts to 26 pings per second when the sonar
module is powered off.
Note: Ping rate limit is disabled if Ping rate is set to
hyper in the presentation menu.
• Internal sonar: 5 — 50 pings per second
• CHIRP sonar: 5 — 80 pings per second
Ping Enable The sonar ping is normally enabled. It can be disabled. This
is useful when other equipment is being tested, or if someone
is diving beneath the boat. This setting reverts to Enabled
when the sonar module is powered off. • On
• Off
Interference rejection Removes spikes caused by other fishfinder-equipped
vessels.
Note: Interference rejection will be disabled in Hyper
Ping mode
• Auto
• Low
• Medium
• High
2nd Echo IR Adjusts the ping rate in small increments, according to the
2nd echo level. This results in better sensitivity of the image.
Note: 2nd Echo IR will be disabled in Hyper Ping mode
• Off
• Low
• High
Sonar reset Restore all settings on the sonar module to factory default.
When performing a sonar Reset, it is normal to briefly loose
connection with the sonar module.
• Yes
• No
Trip Counter Reset Resets the Trip Counter of the sonar module • Yes
• No
Fishfinder application
201