Raymarine Marine GPS System - Manual (Page 127)

RayTech Navigator User’s Guide
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Figure 5-12. Sonar Target Bottom Indicators
Depth Target ID
You can select whether or not the depth appears for displayed fish
echoes. When Target Depth ID is set to ON, the depth is displayed
just above each fish echo. When set to OFF, the depth of each echo is
not displayed.
To toggle on and off the Target Depth ID
1. Click MENU on the Pathfinder Panel.
2. Click the Target Depth ID button to toggle on/off.