Icom IGM1600 instruction manual SET mode items, Beep tone function bP, Monitor switch action Sq

■SET mode items

DBeep tone function “bP”

You can select silent operation by turning the beep tones OFF, or you can have 2 types of confirmation beeps sound at the push of a key. When “ON” is selected, a fixed beep (Pi) sounds, and when “US” is selected, the preset beeps (e.g. do, re, mi) sound.

•Beep tone synchronizes with the volume level.

•The beeps sound during call channel programming even if this func- tion is turned OFF.

Push

Beep tone ON (default) Beep tone OFF

DMonitor 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 [SQL• MONI] for 1 sec., the squelch opens and emits audio. The squelch is held open while continuously pushing and holding [SQL•MONI]. (de- fault)

•HO (HOLD): After pushing [SQL•MONI] for 1 sec., the squelch opens and emits audio even if [SQL•MONI] is released. To close the squelch, push any switch.

Push

PUSH setting (default) HOLD setting

SET MODE 5

D Backlighting function “bL”
This function is convenient for nighttime operation. The back-
lighting brightness can be adjusted from OFF, 1 (dark)–3
(bright); 3 (default). Select 1–3 to turn this function ON.
• The automatic backlighting turns the backlighting ON when any
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switch except for [PTT] is pushed.
• The backlighting is automatically turned OFF after 5 sec. of inactivity.

	Push
Backlighting ON	Backlighting OFF
(default)

DLCD contrast selection “LC”

The contrast of the LCD can be adjusted from 4 levels.

• 1 (bright)–4 (dark); 3 (default)

	Push
Middle contrast	Low contrast
(default)

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