Icom IC-M31 Instruction Manual page 23

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D Auto scan function "AS"
The auto scan function starts the desired scan automatically
when no signal is received, and no operation is performed for
30 sec.
Push
Auto scan OFF (default)
D Dual/Tri-watch function "dt"
This item selects dual or tri-watch as desired. See p. 15 for
details.
Push
Dualwatch function
(default)
D Monitor switch action "Sq"
The monitor switch action cuts off the squelch function tem-
porarily. This switch action contains PUSH (Pu) or HOLD (Ho)
settings as shown below.
• Pu (PUSH): After pushing the [SQL•
• Ho (HOLD): After pushing the [SQL•
Auto scan ON
Push setting (default)
D Automatic backlighting "bL"
This function is convenient for nighttime operation. The auto-
Tri-watch function
matic backlighting turns the backlighting ON when any key
except for [PTT] is pushed.
• The backlighting is automatically turned OFF after 5 sec. of inactivity.
Auto backlighting ON
MONI
opens and emits audio. The squelch is held open while
continuously pushing and holding [SQL•
MONI
opens and emits audio even [SQL•
To close the squelch, push any key.
Push
Push
(default)
7
SET MODE
] for 1 sec., the squelch
]. (default)
MONI
] for 1 sec., the squelch
7
] is released.
MONI
Hold setting
Auto backlighting OFF
18

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