![background image](http://html2.mh-extra.com/html/icom/ic-2720h/ic-2720h_instruction-manual_3566317079.webp)
62
11
OTHER FUNCTIONS
New2001
11
D
D
Cooling fan control
Selects the cooling fan control condition from Auto and ON.
• Auto (At) : The fan rotates during transmit and for 2 min.
after transmission.
• ON (On) : The fan continuously rotates.
D
D
Data transmission speed
Selects the data transmission speed for packet operation
from 1200 bps (default) and 9600 bps.
D
D
Packet operation band
Selects the packet operation band from auto, right and left.
• Auto (At)
: The main band is used for packet op-
eration.
• Left (L)/Right (r) : The selected left or right band can
only be operated for packet.
D
D
Squelch delay
Selects squelch delay from short and long to prevent re-
peated opening and closing of the squelch during reception
of the same signal.
• S
: Short squelch delay. (default)
• L
: Long squelch delay
D
D
Microphone sensitivity
Selects the microphone sensitivity from high (H) and low (L)
to suits your preference.
D
D
Squelch attenuator
Turns the squelch attenuator function ON and OFF.
• ON
: The squelch attenuator activates when [SQL]
control is set between 12 o’clock and fully
clockwise position. (default)
• OF
: The squelch attenuator does not function.
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
MAIN
T X
M
IC-2720H_2.qxd 03.5.13 9:45 Page 62 (1,1)