Garmin VHF 725e Owner's Manual page 11

Memory Key - Pressing this key after selecting a
channel places that channel into the scanning
memory. Pressing this key when a channel is stored
in memory (as indicated by the MEM icon on the
display) will remove the channel from memory. A
maximum of ten channels can be stored in
memory.
Scan Key - Pressing this key starts the scanning
of channels entered into memory. Pressing this
key while scanning disables the scan feature
while retaining the selected channels in memory.
U/I/C (USA/International/Canadian) Frequency
Bands Key - This key allows the operator to
select from the three channel bands. Pressing
and releasing the key sequences through the
three bands. The band selected is displayed on
the LCD screen.
Channel 16 and Tri-Watch Key - Pressing this
key once will monitor channel 16 (the emer-
gency channel). Pressing again will return to the
last used regular channel. Pressing and holding
the key for more than 1 second will activate Tri-
Watch which monitors channel 16 and the
programmed Call channel for the currently
monitored band and a working channel..
PTT (Press To Talk) Key - This Key allows the
operator to transmit over those regular band
channels that permit transmission. Press and
hold the key to talk and release to receive.
Keys &
Function
Displays
Memory Key
Scan Key
U/I/C Frequency
Bands Key
Channel 16 Key
TRI
Tri-Watch Key
P T T
PTT Key