53 SELECTING A CHANNEL/FREQUENCY■ Memory mode/VFO modeThe transceiver has 2 operating modes: memory modeand VFO mode. The memory mode is used to selectpreprogrammed marine channels in one of the 3 chan-nel groups; The VFO mode is used to select frequen-cies around preprogrammed channels.Push [CH/FREQ] to toggle between the memory andVFO modes.• “FREQ” appears when in the VFO mode.• In the VFO mode, only simplex operation is possible.■ Selecting a channelThe transceiver has 150 channels divided into 3groups of 50 channels, maximum. However, the num-ber of channels in each group can be restricted in theset mode, depending on your needs. (pgs. 13 and 14)☞ NOTE: When channel 0 and/or 2182 kHz is se-lected with the [2182KHz] switch, channel selectionis NOT possible. In such cases, push [2182KHz]first.q If necessary, push [CH/FREQ] to select the mem-ory mode.w Rotate the [GROUP] selector to select the desiredchannel group; then rotate the [CHANNEL] selectorto select the desired channel.SQLSIMPSQLCH/FREQCH/FREQMemory modeVFO modeSQLD U PSQLSIMPSQLRotate[GROUP]to select achannel groupGroup AGroup BGroup CRotate[CHANNEL]to select achannel withina groupGroup B, channel 1Group B, channel 2Group B, channel 50D U PSQLD U PSQLD U PSQL