Icom IC-M505 - Manual (Page 62)

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8
SET MODE
D D Dual/Tri-watch
This item can be selected as Dualwatch or Tri-watch. (p. 14)
D D Beep tone
You can select the silent operation by turning beep tones OFF
or you can have confirmation beeps sound at the push of a
key by turning beep tones ON.
D D LCD contrast
The LCD contrast can be adjustable to 8 levels. The level 1 is
the lowest contrast, and the level 8 is the highest contrast.
D D Automatic foghorn frequency
The audio frequency of the automatic foghorn can be ad-
justed to suit your preference. While this item is selected,
pushing [PTT] outputs the foghorn— experiment with the fre-
quencies available until you find one you like.
• Available frequency range is 200 Hz to 850Hz in 50 Hz steps.
--Set Mode--
Foghorn Frequency
˘400
350
300
250
200
Default: 400
--Set Mode--
Contrast
˘5
4
3
2
1
Default: 5
--Set Mode--
Beep
˘ON
OFF
Default: ON
--Set Mode--
Dual/Tri
Tri-watch
˘Dualwatch
Default: Dualwatch