Icom IC-M506 Instruction Manual page 105

• Not DSC Related
When the LCD displays a screen other than the normal opera-
tion screen, or one not related to the DSC, and no key opera-
tion occurs for this set period, the transceiver automatically
returns to the normal operating screen.
• DSC Related
When the LCD displays the screen related to the DSC, and no
key operation occurs for this set period, the transceiver automati-
cally returns to the normal operating screen. (Default: 15 min)
D Unit ID
Set a Unit ID number to between 1 and 69. The Unit ID is
included in the sentence of the Icom original NMEA format.
(Default: 10 min)
D COMMANDMIC Speaker
(Displayed only when the optional HM-195 is connected.)
The HM-195's external speaker can be used instead of the
internal speaker.
• The "COMMANDMIC SP" screen is displayed on the HM-195
display. Not displayed on the transceiver's display.
Internal Speaker: Turns ON the internal speaker.
External Speaker: Turns ON the external speaker.
Regardless of this setting, the supplied microphone's
speaker is ON.
MENU SCREEN OPERATION
(Default: Internal Speaker)
11
1
2
3
(Default: 16)
4
5
6
7
8
9
10
11
'
s
12
13
14
15
16
96