![background image](http://html.mh-extra.com/html/icom/ic-m503/ic-m503_insrtuction-manual_612817007.webp)
t
CHANNEL SELECTOR [CHANNEL]
Rotate [CHANNEL] to select the operating channels, set
mode contents, etc. (p. 8)
y
DIMMER SWITCH [DIMMER]
➥
Push to select one of 8 backlighting (LCD and switches)
levels.
➥
Push and hold for 1 sec. to turn the intercom mode ON.
u
CALL CHANNEL SWITCH [CALL]
➥
Push to select the call channel. (p. 6)
➥
Push and hold for 3 sec. to enter call channel program-
ming condition. (p. 9)
➥
While pushing and holding [HI/LO], enters memory
name programming condition. (p. 9)
i
CHANNEL 16 SWITCH [16]
➥
Push to select Channel 16. (p. 6)
➥
While turning power ON, push to enter initial set mode.
(p. 14)
o
DIAL SWITCH [DIAL]
➥
Push to exit from Channel 16 or call channel.
(p. 6)
➥
While pushing and holding [HI/LO], push to select chan-
nel group. (pgs. 6, 7)
• The
“EUR”
version has International channels only and this
function is not available.
!0
SCAN SWITCH [SCAN/TAG]
(p. 13)
➥
When tag channels are programmed, starts and stops
normal or priority scan.
➥
Push and hold [SCAN/TAG] for 1 sec. to set the dis-
played channel as a tag (scanned) channel.
➥
While pushing and holding [HI/LO], push and hold for 3
sec. to clear all tag channels.
!1
DUALWATCH/TRI-WATCH SWITCH [DUAL]
(p. 11)
➥
Push to start dualwatch or tri-watch.
➥
When dualwatch/tri-watch is activated, push to stop
them.
PANEL DESCRIPTION
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