Icom IC-3SAT Instruction Manual page 22

The transceiver has 48 memory channels for storing your
most-often-used frequencies such as for use with repeaters,
group calls, etc.
When first applying power or after resetting, memory
channels 10 ~ 47 are blank.
. MEMORY MODE
CLR/M» V
e»
Memory channels O — 9 can be independently programmed
as offset frequencies and subaudible tones (optional).
1) Push [B] (MR) to select MEMOR Y mode.
e "MR" appears.
2) Rotate the tuning control to select the desired memory
channel.
3) To select a blanked memory channel: -
- While pushing [Е], rotate the tuning control.
4) Push [A] (CLR) to return to VFO mode.
The dial select function is helpful for selecting a memory
channel number in VFO mode. See p. 15 for setting the
dial select step for a memory channel.