Icom IC-M73 Instruction Manual page 35

D Auto scan function
Except for the NLD version, the auto scan function automati-
cally starts the desired scan when no signal is received, and
no operation is performed for 30 seconds
Auto scan OFF (default)
D Dual/Tri-watch function
Except for the NLD version, this item selects Dual or Tri-watch
as desired. See page 16 for details.
Push
Dualwatch (default)
"
Push
Auto scan ON
"
Tri-watch
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" D Monitor key action
The monitor key action temporarily cuts off the squelch func-
tion. This key action contains PUSH (Pu) or HOLD (Ho) set-
tings, as shown below.
• Pu (PUSH): After pushing [
and audio is heard. The squelch is held open while con-
tinuously holding down [
• Ho (HOLD): After pushing [
and audio is heard even if [
the squelch, push any key.
"
Push setting (default)
D Backlight function
This function is convenient for nighttime operation. The back-
light can be turned ON or OFF.
• The backlight is automatically activated when any key except for
[PTT] is pushed.
• The backlight is automatically turned OFF after 5 seconds of inac-
tivity.
Backlight ON
(default)
SET MODE
"
] for 1 second, the squelch opens
] . (default)
] for 1 second, the squelch opens
] is released. To close
Push
Hold setting
"
Push
Backlight OFF
8
"
8
"
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