Confirming Function Key Program - Furuno CSH-5L/CSH-8L Operator's Manual

3. ADVANCED SONAR OPERATION
3.8.4

Confirming function key program

You may confirm function key program as below.
1. Press the [MENU] key to open the menu.
2. Use the [RANGE] control to choose [MENU MODE].
3. Use the [GAIN] control to choose SONAR.
4. Use the [RANGE] control to choose ASSIGN MENU. The current programs
are shown at the top of the menu
5. Press the [MENU] key to close the menu.
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Function key assignment confirmation screen