![background image](http://html.mh-extra.com/html/icom/ic-m503/ic-m503_insrtuction-manual_612817009.webp)
5
2
PANEL DESCRIPTION
■
Microphone
q
PTT SWITCH [PTT]
Push and hold to transmit; release to receive. (p. 8)
w
CHANNEL UP/DOWN SWITCHES [
Y
Y
]/[
Z
Z
]
Push either switch to change the operating memory chan-
nel, set mode contents, etc. (p. 8)
e
TRANSMIT POWER SWITCH [HI/LO]
➥
Same as the [HI/LO] switch on the front panel.
➥
When pushed at power ON, toggles the [
Y
]/[
Z
] and
[HI/LO] switch functions ON and OFF.
Speaker
Microphone
w
q
e
01 IC-M503-(1).qxd 01.12.17 5:00 PM Page 5 (1,1)