Icom IC-M88 Instruction Manual page 25

D Auto scan function "AS"
The Auto scan function starts the desired scan automatically
when no signal is received, or 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] for 1 sec., the squelch opens
and emits audio while pushing and holding [SQL]. (default)
• Ho (HOLD): After pushing the [SQL] for 1 sec., the squelch opens
and emits audio even [SQL] is released. To close the squelch, push
any key.
Auto scan ON
Monitor action PUSH
(default)
D Automatic backlighting "bL"
This function is convenient for nighttime operation. The auto-
matic backlighting can be adjusted from OFF, 1 (dark)–3
Tri-watch function
(bright); 3 (default). Select 1–3 to turn this function ON.
• The automatic backlighting turns the backlighting ON when any key
except for [PTT] is pushed.
• The backlighting is automatically turned OFF after 5 sec. of inactivity.
Automatic backlighting
(default)
SET MODE
PUSH
Monitor action Hold
PUSH
Automatic backlighting
OFF
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