Furuno FS-1562 Manual page 43

10. Enter a TX frequency as follows.
Simplex
Press the [ENT] key. The same frequency entered at step 8 is stored.
Duplex
Press the [Freq] key, enter a frequency with the numeral keys, then press
the [ENT] key.
11. To program another channel, repeat steps 6 to 10.
12. Set the system channel 9998 to "1" (user channel memory: disable).
13. Turn the power off to store channels programmed.
To erase a user channel
1. Select an RX channel to be erased with the FREQ/CH encoder.
2. Press the [Freq] [0] [ENT] keys in this order.
3. Rotate the FREQ/CH encoder clockwise by one turn to select a TX channel of the
same channel as RX.
4. Press the [Freq] [0] [ENT] keys in this order.
To erase another user channel, repeat steps 1 to 4.
A2-8
FS-75/2550