Icom IC-440 Instruction Manual page 17

Quiet/ID-MR
➥ Push to select function ON or OFF (CB channel operation
only).
➥ Push and hold for 2 sec. to enter the received ID code his-
tory indication mode.
SQL/ATS
➥ Push to enter the squelch level setting mode, then push
or to set the squelch level.
➥ Push and hold for 2 sec. to turn the ATS (Automatic Tran-
sponder System) function ON and OFF.
Dup/Zone
➥ Push to set the selected channel as Duplex or Simplex
operation (Depending on pre-setting).
• Duplex channel can be selected in 'CB-R1' to 'CB-R8' only.
➥ Push and hold this key for 2 sec. then push
select the desired zone. (Available only when more than
two zones are set.)
Function/Set Mode
(This key function can be assigned to the
➥ Push to turn Function mode ON or OFF.
➥ Push and hold for 2 sec. to the Set mode ON or OFF.
• After entering the Set mode, push this key momentarily to select
the item, and push or
or to
F key only.)
SET
to change the setting.
PANEL DESCRIPTION
Function/RX VFO
(This key function can be assigned to the
➥ Push to turn Function mode ON or OFF.
➥ Push and hold for 2 sec. to enter the RX VFO mode.
In RX VFO mode, the operating frequency and the chan-
nel spacing setting can be changed.
SQL/Set Mode
(This key function can be assigned to the
➥ Push to enter the squelch level setting mode, then push
or to set the squelch level.
➥ Push and hold for 2 sec. to the Set mode ON or OFF.
• After entering the Set mode, push this key momentarily to select
the item, and push or
2
F
key only.)
SET
F key only.)
SET
to change the setting.
2
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